./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_dec.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_dec.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b --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 64bit --witnessprinter.graph.data.programhash 3b0071c78088f9c96f862cb661d2ce94895d7fb3336b3cc889e5292b345efcdd --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:02:48,130 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:02:48,185 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-12-06 02:02:48,188 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:02:48,188 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:02:48,207 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:02:48,208 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:02:48,208 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:02:48,208 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:02:48,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:02:48,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:02:48,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:02:48,209 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:02:48,209 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:02:48,209 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:02:48,209 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:02:48,209 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:02:48,209 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:02:48,209 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:02:48,209 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:02:48,209 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:02:48,210 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:02:48,210 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:02:48,210 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:02:48,210 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:02:48,210 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:02:48,210 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:02:48,210 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:02:48,210 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:02:48,211 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:02:48,211 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3b0071c78088f9c96f862cb661d2ce94895d7fb3336b3cc889e5292b345efcdd [2024-12-06 02:02:48,420 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:02:48,427 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:02:48,429 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:02:48,430 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:02:48,430 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:02:48,431 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_dec.c [2024-12-06 02:02:51,030 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/data/e61e8036c/9dd0636aab714073a62751a454ccbb65/FLAG56078a87a [2024-12-06 02:02:51,288 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:02:51,289 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_dec.c [2024-12-06 02:02:51,299 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/data/e61e8036c/9dd0636aab714073a62751a454ccbb65/FLAG56078a87a [2024-12-06 02:02:51,595 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/data/e61e8036c/9dd0636aab714073a62751a454ccbb65 [2024-12-06 02:02:51,597 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:02:51,599 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:02:51,599 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:51,600 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:02:51,602 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:02:51,603 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:51" (1/1) ... [2024-12-06 02:02:51,603 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1cdba5e9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:51, skipping insertion in model container [2024-12-06 02:02:51,604 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:02:51" (1/1) ... [2024-12-06 02:02:51,631 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:02:51,770 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_12606920-4bf7-4452-8c67-f6d1d4385fa8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_dec.c[1251,1264] [2024-12-06 02:02:51,936 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:02:51,945 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:02:51,955 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_12606920-4bf7-4452-8c67-f6d1d4385fa8/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.Huffman_dec.c[1251,1264] [2024-12-06 02:02:52,029 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:02:52,042 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:02:52,042 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:52 WrapperNode [2024-12-06 02:02:52,043 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:02:52,043 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:02:52,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:02:52,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:02:52,047 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:52" (1/1) ... [2024-12-06 02:02:52,063 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:52" (1/1) ... [2024-12-06 02:02:52,163 INFO L138 Inliner]: procedures = 17, calls = 8, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1334 [2024-12-06 02:02:52,163 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:02:52,164 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:02:52,164 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:02:52,164 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:02:52,171 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:52" (1/1) ... [2024-12-06 02:02:52,171 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:52" (1/1) ... [2024-12-06 02:02:52,189 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:52" (1/1) ... [2024-12-06 02:02:52,189 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:52" (1/1) ... [2024-12-06 02:02:52,254 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:52" (1/1) ... [2024-12-06 02:02:52,259 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:52" (1/1) ... [2024-12-06 02:02:52,264 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:52" (1/1) ... [2024-12-06 02:02:52,275 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:52" (1/1) ... [2024-12-06 02:02:52,283 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:52" (1/1) ... [2024-12-06 02:02:52,303 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:02:52,304 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:02:52,304 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:02:52,304 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:02:52,305 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:02:52" (1/1) ... [2024-12-06 02:02:52,310 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:02:52,321 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:02:52,332 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:02:52,335 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:02:52,360 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:02:52,360 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:02:52,361 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:02:52,361 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:02:52,550 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:02:52,552 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:02:54,001 INFO L? ?]: Removed 791 outVars from TransFormulas that were not future-live. [2024-12-06 02:02:54,001 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:02:55,050 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:02:55,050 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-12-06 02:02:55,050 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:02:55 BoogieIcfgContainer [2024-12-06 02:02:55,050 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:02:55,051 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:02:55,051 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:02:55,058 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:02:55,058 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:02:55" (1/1) ... [2024-12-06 02:02:55,064 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:02:55,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:02:55,101 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-12-06 02:02:55,102 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-12-06 02:02:55,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-12-06 02:02:55,103 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:02:55,104 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:02:55,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:00,836 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:03:01,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:01,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-12-06 02:03:01,501 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-12-06 02:03:01,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-12-06 02:03:01,502 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:03:01,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:03:02,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:03:09,329 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-12-06 02:03:12,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:03:12,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2024-12-06 02:03:12,404 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2024-12-06 02:03:12,404 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:03:12,404 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 3 iterations. [2024-12-06 02:03:12,412 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 02:03:12,685 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-12-06 02:03:12,685 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-12-06 02:03:12,686 INFO L77 FloydHoareUtils]: At program point L147-1(lines 147 787) the Hoare annotation is: (and (= 77 |ULTIMATE.start_main_~var_46~0#1|) (= |ULTIMATE.start_main_~var_16~0#1| 90) (= |ULTIMATE.start_main_~var_123~0#1| 65) (= |ULTIMATE.start_main_~var_36~0#1| 86) (= |ULTIMATE.start_main_~var_88~0#1| 80) (= |ULTIMATE.start_main_~var_98~0#1| 84) (= |ULTIMATE.start_main_~var_113~0#1| 79) (= |ULTIMATE.start_main_~var_93~0#1| 85) (= |ULTIMATE.start_main_~var_64~0#1| 68) (= |ULTIMATE.start_main_~var_103~0#1| 78) (= |ULTIMATE.start_main_~var_128~0#1| 83) (= |ULTIMATE.start_main_~var_31~0#1| 81) (= |ULTIMATE.start_main_~var_61~0#1| 76) (= |ULTIMATE.start_main_~var_83~0#1| 70) (= |ULTIMATE.start_main_~var_41~0#1| 66) (= |ULTIMATE.start_main_~var_26~0#1| 75) (= |ULTIMATE.start_main_~var_51~0#1| 89) (= |ULTIMATE.start_main_~var_7~0#1| 74) (= |ULTIMATE.start_main_~var_90~0#1| 32) (= |ULTIMATE.start_main_~var_145~0#1| 255) (= |ULTIMATE.start_main_~var_21~0#1| 88) (= |ULTIMATE.start_main_~var_6~0#1| 0) (= |ULTIMATE.start_main_~var_118~0#1| 73) (= |ULTIMATE.start_main_~var_55~0#1| 71) (= |ULTIMATE.start_main_~mask_SORT_142~0#1| 255) (= |ULTIMATE.start_main_~var_108~0#1| 82) (= |ULTIMATE.start_main_~var_137~0#1| 69) (= |ULTIMATE.start_main_~var_69~0#1| 72) (= |ULTIMATE.start_main_~var_59~0#1| 87) (= |ULTIMATE.start_main_~var_78~0#1| 67)) [2024-12-06 02:03:12,686 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= 77 |ULTIMATE.start_main_~var_46~0#1|) (= |ULTIMATE.start_main_~var_16~0#1| 90) (= |ULTIMATE.start_main_~var_123~0#1| 65) (= |ULTIMATE.start_main_~var_36~0#1| 86) (= |ULTIMATE.start_main_~var_88~0#1| 80) (= |ULTIMATE.start_main_~var_98~0#1| 84) (= |ULTIMATE.start_main_~var_113~0#1| 79) (= |ULTIMATE.start_main_~var_93~0#1| 85) (= |ULTIMATE.start_main_~var_64~0#1| 68) (= |ULTIMATE.start_main_~var_103~0#1| 78) (= |ULTIMATE.start_main_~var_128~0#1| 83) (= |ULTIMATE.start_main_~var_31~0#1| 81) (= |ULTIMATE.start_main_~var_61~0#1| 76) (= |ULTIMATE.start_main_~var_83~0#1| 70) (= |ULTIMATE.start_main_~var_41~0#1| 66) (= |ULTIMATE.start_main_~var_26~0#1| 75) (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (= |ULTIMATE.start_main_~var_51~0#1| 89) (= |ULTIMATE.start_main_~var_7~0#1| 74) (= |ULTIMATE.start_main_~var_90~0#1| 32) (= |ULTIMATE.start_main_~var_145~0#1| 255) (= |ULTIMATE.start_main_~var_21~0#1| 88) (= |ULTIMATE.start_main_~var_6~0#1| 0) (= |ULTIMATE.start_main_~var_118~0#1| 73) (= |ULTIMATE.start_main_~var_55~0#1| 71) (= |ULTIMATE.start_main_~mask_SORT_142~0#1| 255) (= |ULTIMATE.start_main_~var_108~0#1| 82) (= |ULTIMATE.start_main_~var_137~0#1| 69) (= |ULTIMATE.start_main_~var_69~0#1| 72) (= |ULTIMATE.start_main_~var_59~0#1| 87) (= |ULTIMATE.start_main_~var_78~0#1| 67)) [2024-12-06 02:03:12,686 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-12-06 02:03:12,686 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= 77 |ULTIMATE.start_main_~var_46~0#1|) (= |ULTIMATE.start_main_~var_16~0#1| 90) (= |ULTIMATE.start_main_~var_123~0#1| 65) (= |ULTIMATE.start_main_~var_36~0#1| 86) (= |ULTIMATE.start_main_~var_88~0#1| 80) (= |ULTIMATE.start_main_~var_98~0#1| 84) (= |ULTIMATE.start_main_~var_113~0#1| 79) (= |ULTIMATE.start_main_~var_93~0#1| 85) (= |ULTIMATE.start_main_~var_64~0#1| 68) (= |ULTIMATE.start_main_~var_103~0#1| 78) (= |ULTIMATE.start_main_~var_128~0#1| 83) (= |ULTIMATE.start_main_~var_31~0#1| 81) (= |ULTIMATE.start_main_~var_61~0#1| 76) (= |ULTIMATE.start_main_~var_83~0#1| 70) (= |ULTIMATE.start_main_~var_41~0#1| 66) (= |ULTIMATE.start_main_~var_26~0#1| 75) (= |ULTIMATE.start_main_~var_51~0#1| 89) (= |ULTIMATE.start_main_~var_7~0#1| 74) (= |ULTIMATE.start_main_~var_90~0#1| 32) (= |ULTIMATE.start_main_~var_145~0#1| 255) (= |ULTIMATE.start_main_~var_21~0#1| 88) (= |ULTIMATE.start_main_~var_6~0#1| 0) (= |ULTIMATE.start_main_~var_118~0#1| 73) (= |ULTIMATE.start_main_~var_55~0#1| 71) (= |ULTIMATE.start_main_~mask_SORT_142~0#1| 255) (= |ULTIMATE.start_main_~var_108~0#1| 82) (= |ULTIMATE.start_main_~var_137~0#1| 69) (= |ULTIMATE.start_main_~var_69~0#1| 72) (= |ULTIMATE.start_main_~var_59~0#1| 87) (= |ULTIMATE.start_main_~var_78~0#1| 67)) [2024-12-06 02:03:12,686 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:03:12,699 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:03:12 ImpRootNode [2024-12-06 02:03:12,699 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:03:12,699 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:03:12,700 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:03:12,700 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:03:12,700 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:02:55" (3/4) ... [2024-12-06 02:03:12,703 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:03:12,722 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 269 nodes and edges [2024-12-06 02:03:12,724 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-12-06 02:03:12,726 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-12-06 02:03:12,727 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:03:12,856 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:03:12,856 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:03:12,856 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:03:12,857 INFO L158 Benchmark]: Toolchain (without parser) took 21258.50ms. Allocated memory was 142.6MB in the beginning and 1.1GB in the end (delta: 922.7MB). Free memory was 116.4MB in the beginning and 409.6MB in the end (delta: -293.2MB). Peak memory consumption was 626.0MB. Max. memory is 16.1GB. [2024-12-06 02:03:12,858 INFO L158 Benchmark]: CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:03:12,858 INFO L158 Benchmark]: CACSL2BoogieTranslator took 443.35ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 84.4MB in the end (delta: 32.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:03:12,858 INFO L158 Benchmark]: Boogie Procedure Inliner took 119.98ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 59.0MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-12-06 02:03:12,859 INFO L158 Benchmark]: Boogie Preprocessor took 139.32ms. Allocated memory is still 142.6MB. Free memory was 59.0MB in the beginning and 98.1MB in the end (delta: -39.1MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. [2024-12-06 02:03:12,859 INFO L158 Benchmark]: RCFGBuilder took 2746.97ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 98.1MB in the beginning and 211.0MB in the end (delta: -112.9MB). Peak memory consumption was 191.5MB. Max. memory is 16.1GB. [2024-12-06 02:03:12,859 INFO L158 Benchmark]: CodeCheck took 17647.89ms. Allocated memory was 302.0MB in the beginning and 1.1GB in the end (delta: 763.4MB). Free memory was 211.0MB in the beginning and 426.4MB in the end (delta: -215.4MB). Peak memory consumption was 542.4MB. Max. memory is 16.1GB. [2024-12-06 02:03:12,859 INFO L158 Benchmark]: Witness Printer took 156.97ms. Allocated memory is still 1.1GB. Free memory was 426.4MB in the beginning and 409.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:03:12,861 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, 7 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 17.3s, OverallIterations: 3, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 22 SdHoareTripleChecker+Valid, 2.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 10 mSDsluCounter, 2 SdHoareTripleChecker+Invalid, 2.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 10 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 42 IncrementalHoareTripleChecker+Invalid, 52 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 10 mSolverCounterUnsat, 2 mSDtfsCounter, 42 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 87 GetRequests, 68 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69 ImplicationChecksByTransitivity, 1.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 1.8s SatisfiabilityAnalysisTime, 11.7s InterpolantComputationTime, 11 NumberOfCodeBlocks, 11 NumberOfCodeBlocksAsserted, 2 NumberOfCheckSat, 9 ConstructedInterpolants, 0 QuantifiedInterpolants, 468 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 2 InterpolantComputations, 1 PerfectInterpolantSequences, 1/2 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, ConComCheckerStatistics: No data available - PositiveResult [Line: 21]: 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: 147]: Loop Invariant Derived loop invariant: ((((((((((((((((((((((((((((((77 == var_46) && (var_16 == 90)) && (var_123 == 65)) && (var_36 == 86)) && (var_88 == 80)) && (var_98 == 84)) && (var_113 == 79)) && (var_93 == 85)) && (var_64 == 68)) && (var_103 == 78)) && (var_128 == 83)) && (var_31 == 81)) && (var_61 == 76)) && (var_83 == 70)) && (var_41 == 66)) && (var_26 == 75)) && (var_51 == 89)) && (var_7 == 74)) && (var_90 == 32)) && (var_145 == 255)) && (var_21 == 88)) && (var_6 == 0)) && (var_118 == 73)) && (var_55 == 71)) && (mask_SORT_142 == 255)) && (var_108 == 82)) && (var_137 == 69)) && (var_69 == 72)) && (var_59 == 87)) && (var_78 == 67)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 443.35ms. Allocated memory is still 142.6MB. Free memory was 116.4MB in the beginning and 84.4MB in the end (delta: 32.0MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 119.98ms. Allocated memory is still 142.6MB. Free memory was 84.4MB in the beginning and 59.0MB in the end (delta: 25.4MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 139.32ms. Allocated memory is still 142.6MB. Free memory was 59.0MB in the beginning and 98.1MB in the end (delta: -39.1MB). Peak memory consumption was 26.3MB. Max. memory is 16.1GB. * RCFGBuilder took 2746.97ms. Allocated memory was 142.6MB in the beginning and 302.0MB in the end (delta: 159.4MB). Free memory was 98.1MB in the beginning and 211.0MB in the end (delta: -112.9MB). Peak memory consumption was 191.5MB. Max. memory is 16.1GB. * CodeCheck took 17647.89ms. Allocated memory was 302.0MB in the beginning and 1.1GB in the end (delta: 763.4MB). Free memory was 211.0MB in the beginning and 426.4MB in the end (delta: -215.4MB). Peak memory consumption was 542.4MB. Max. memory is 16.1GB. * Witness Printer took 156.97ms. Allocated memory is still 1.1GB. Free memory was 426.4MB in the beginning and 409.6MB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2024-12-06 02:03:12,880 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_12606920-4bf7-4452-8c67-f6d1d4385fa8/bin/ukojak-verify-CZk0znPC7b/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