./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.zaher.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.zaher.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm --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 6fd8c0f78f1a02f0110655a19aab6ed326f45dcdd8f1755f6a67e81d29b9a49c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:23:42,671 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:23:42,781 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Default.epf [2024-11-13 22:23:42,786 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 22:23:42,787 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 22:23:42,819 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:23:42,821 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:23:42,822 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:23:42,822 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:23:42,822 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:23:42,823 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:23:42,824 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:23:42,824 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 22:23:42,824 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:23:42,824 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:23:42,824 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:23:42,824 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:23:42,824 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:23:42,824 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:23:42,824 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:23:42,824 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:23:42,825 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:23:42,825 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:23:42,825 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:23:42,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:42,825 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:23:42,825 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:23:42,825 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:23:42,825 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 22:23:42,825 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 22:23:42,825 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_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm 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 -> 6fd8c0f78f1a02f0110655a19aab6ed326f45dcdd8f1755f6a67e81d29b9a49c [2024-11-13 22:23:43,169 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:23:43,178 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:23:43,180 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:23:43,182 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:23:43,182 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:23:43,183 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.zaher.c Unable to find full path for "g++" [2024-11-13 22:23:45,105 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:23:45,509 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:23:45,510 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.zaher.c [2024-11-13 22:23:45,529 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/data/09d18e19e/bddda4a3007f4fdf9e01e60315b97c16/FLAGfcf7b30e0 [2024-11-13 22:23:45,543 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/data/09d18e19e/bddda4a3007f4fdf9e01e60315b97c16 [2024-11-13 22:23:45,546 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:23:45,548 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:23:45,550 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:45,550 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:23:45,555 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:23:45,556 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:45" (1/1) ... [2024-11-13 22:23:45,560 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f0d0d2f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:45, skipping insertion in model container [2024-11-13 22:23:45,561 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:23:45" (1/1) ... [2024-11-13 22:23:45,593 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:23:45,797 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_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.zaher.c[1245,1258] [2024-11-13 22:23:45,949 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:45,959 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:23:45,972 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_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.zaher.c[1245,1258] [2024-11-13 22:23:46,088 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:23:46,108 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:23:46,109 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:46 WrapperNode [2024-11-13 22:23:46,109 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:23:46,110 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:46,110 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:23:46,111 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:23:46,117 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:46" (1/1) ... [2024-11-13 22:23:46,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:46" (1/1) ... [2024-11-13 22:23:46,279 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 777 [2024-11-13 22:23:46,279 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:23:46,280 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:23:46,280 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:23:46,280 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:23:46,288 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:46" (1/1) ... [2024-11-13 22:23:46,289 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:46" (1/1) ... [2024-11-13 22:23:46,306 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:46" (1/1) ... [2024-11-13 22:23:46,306 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:46" (1/1) ... [2024-11-13 22:23:46,340 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:46" (1/1) ... [2024-11-13 22:23:46,354 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:46" (1/1) ... [2024-11-13 22:23:46,370 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:46" (1/1) ... [2024-11-13 22:23:46,381 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:46" (1/1) ... [2024-11-13 22:23:46,410 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:23:46,411 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:23:46,414 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:23:46,415 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:23:46,416 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:23:46" (1/1) ... [2024-11-13 22:23:46,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:23:46,444 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:23:46,457 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:23:46,468 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:23:46,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:23:46,498 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 22:23:46,498 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:23:46,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:23:46,694 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:23:46,696 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:23:48,014 INFO L? ?]: Removed 340 outVars from TransFormulas that were not future-live. [2024-11-13 22:23:48,014 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:23:49,048 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:23:49,048 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:23:49,049 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:49 BoogieIcfgContainer [2024-11-13 22:23:49,049 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:23:49,050 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:23:49,050 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:23:49,062 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:23:49,063 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:49" (1/1) ... [2024-11-13 22:23:49,074 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:23:49,129 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:49,138 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:23:49,139 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:23:49,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:23:49,141 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:49,143 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:49,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:51,663 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:23:52,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:23:52,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 8 states and 9 transitions. [2024-11-13 22:23:52,771 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 9 transitions. [2024-11-13 22:23:52,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:23:52,771 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:23:52,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:23:54,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:23:57,883 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:00,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:00,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 22:24:00,455 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 22:24:00,457 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:24:00,457 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:00,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 22:24:01,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:05,634 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:08,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:08,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 10 states and 18 transitions. [2024-11-13 22:24:08,669 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 18 transitions. [2024-11-13 22:24:08,669 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:24:08,669 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 22:24:08,679 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:24:08,884 INFO L77 FloydHoareUtils]: At program point L104-1(lines 104 391) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_~var_5~0#1| 0))) (or (and .cse0 (< (mod (+ (* |ULTIMATE.start_main_~state_14~0#1| 255) 255) 256) 1)) (and (= |ULTIMATE.start_main_~state_29~0#1| 0) .cse0 (= |ULTIMATE.start_main_~state_22~0#1| 0) (= |ULTIMATE.start_main_~state_6~0#1| 0)))) [2024-11-13 22:24:08,884 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= |ULTIMATE.start_main_~var_5~0#1| 0) (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0))) [2024-11-13 22:24:08,884 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-13 22:24:08,884 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (= |ULTIMATE.start_main_~var_5~0#1| 0) [2024-11-13 22:24:08,884 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 22:24:08,884 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:24:08,885 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-13 22:24:08,900 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:24:08 ImpRootNode [2024-11-13 22:24:08,900 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:24:08,901 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:24:08,901 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:24:08,901 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:24:08,902 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:23:49" (3/4) ... [2024-11-13 22:24:08,904 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:24:08,919 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 173 nodes and edges [2024-11-13 22:24:08,920 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2024-11-13 22:24:08,922 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2024-11-13 22:24:08,923 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:24:08,925 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:24:08,986 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:24:08,992 INFO L158 Benchmark]: Toolchain (without parser) took 23444.71ms. Allocated memory was 117.4MB in the beginning and 604.0MB in the end (delta: 486.5MB). Free memory was 93.3MB in the beginning and 311.0MB in the end (delta: -217.7MB). Peak memory consumption was 263.6MB. Max. memory is 16.1GB. [2024-11-13 22:24:08,993 INFO L158 Benchmark]: CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:08,993 INFO L158 Benchmark]: CACSL2BoogieTranslator took 560.07ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 71.7MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:24:08,993 INFO L158 Benchmark]: Boogie Procedure Inliner took 168.98ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 56.1MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:24:08,996 INFO L158 Benchmark]: Boogie Preprocessor took 130.32ms. Allocated memory is still 117.4MB. Free memory was 56.1MB in the beginning and 50.3MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:24:08,996 INFO L158 Benchmark]: RCFGBuilder took 2638.38ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 50.3MB in the beginning and 64.6MB in the end (delta: -14.3MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. [2024-11-13 22:24:08,997 INFO L158 Benchmark]: CodeCheck took 19850.32ms. Allocated memory was 142.6MB in the beginning and 604.0MB in the end (delta: 461.4MB). Free memory was 64.6MB in the beginning and 319.2MB in the end (delta: -254.6MB). Peak memory consumption was 207.8MB. Max. memory is 16.1GB. [2024-11-13 22:24:08,997 INFO L158 Benchmark]: Witness Printer took 90.87ms. Allocated memory is still 604.0MB. Free memory was 319.2MB in the beginning and 311.0MB in the end (delta: 8.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:08,999 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: 19.6s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 42 SdHoareTripleChecker+Valid, 9.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 22 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 9.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 26 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 128 IncrementalHoareTripleChecker+Invalid, 154 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 26 mSolverCounterUnsat, 3 mSDtfsCounter, 128 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 199 GetRequests, 152 SyntacticMatches, 1 SemanticMatches, 46 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 678 ImplicationChecksByTransitivity, 1.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 2.4s SatisfiabilityAnalysisTime, 10.2s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 109 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 0/9 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: 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: 104]: Loop Invariant Derived loop invariant: (((var_5 == 0) && (((((unsigned short) state_14 * 255) + 255) % 256) < 1)) || ((((state_29 == 0) && (var_5 == 0)) && (state_22 == 0)) && (state_6 == 0))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43ms. Allocated memory is still 167.8MB. Free memory is still 104.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 560.07ms. Allocated memory is still 117.4MB. Free memory was 92.9MB in the beginning and 71.7MB in the end (delta: 21.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 168.98ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 56.1MB in the end (delta: 15.6MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Preprocessor took 130.32ms. Allocated memory is still 117.4MB. Free memory was 56.1MB in the beginning and 50.3MB in the end (delta: 5.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2638.38ms. Allocated memory was 117.4MB in the beginning and 142.6MB in the end (delta: 25.2MB). Free memory was 50.3MB in the beginning and 64.6MB in the end (delta: -14.3MB). Peak memory consumption was 47.4MB. Max. memory is 16.1GB. * CodeCheck took 19850.32ms. Allocated memory was 142.6MB in the beginning and 604.0MB in the end (delta: 461.4MB). Free memory was 64.6MB in the beginning and 319.2MB in the end (delta: -254.6MB). Peak memory consumption was 207.8MB. Max. memory is 16.1GB. * Witness Printer took 90.87ms. Allocated memory is still 604.0MB. Free memory was 319.2MB in the beginning and 311.0MB in the end (delta: 8.3MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:24:09,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.zaher.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm --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 6fd8c0f78f1a02f0110655a19aab6ed326f45dcdd8f1755f6a67e81d29b9a49c --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 22:24:11,815 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 22:24:11,905 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2024-11-13 22:24:11,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 22:24:11,978 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 22:24:11,979 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 22:24:11,979 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 22:24:11,981 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 22:24:11,981 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 22:24:11,981 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 22:24:11,982 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 22:24:11,983 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 22:24:11,983 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 22:24:11,983 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 22:24:11,983 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-13 22:24:11,983 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-13 22:24:11,983 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 22:24:11,984 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-13 22:24:11,984 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 22:24:11,987 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 22:24:11,988 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 22:24:11,988 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 22:24:11,988 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 22:24:11,988 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:11,988 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-13 22:24:11,988 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 22:24:11,988 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:11,988 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 22:24:11,988 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 22:24:11,988 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 22:24:11,989 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-13 22:24:11,989 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:11,989 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-13 22:24:11,989 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_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm 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 -> 6fd8c0f78f1a02f0110655a19aab6ed326f45dcdd8f1755f6a67e81d29b9a49c [2024-11-13 22:24:12,294 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 22:24:12,303 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 22:24:12,305 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 22:24:12,306 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 22:24:12,307 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 22:24:12,308 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.zaher.c Unable to find full path for "g++" [2024-11-13 22:24:14,104 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 22:24:14,437 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 22:24:14,442 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.zaher.c [2024-11-13 22:24:14,461 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/data/996cb2766/cae3484c349c469c8cf75a746aae1235/FLAGd89f4e57b [2024-11-13 22:24:14,479 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/data/996cb2766/cae3484c349c469c8cf75a746aae1235 [2024-11-13 22:24:14,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 22:24:14,483 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 22:24:14,485 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:14,486 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 22:24:14,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 22:24:14,492 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:14" (1/1) ... [2024-11-13 22:24:14,494 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1d106d5a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:14, skipping insertion in model container [2024-11-13 22:24:14,494 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 10:24:14" (1/1) ... [2024-11-13 22:24:14,531 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 22:24:14,728 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_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.zaher.c[1245,1258] [2024-11-13 22:24:14,891 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:14,918 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 22:24:14,931 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_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/sv-benchmarks/c/hardware-verification-bv/btor2c-lazyMod.zaher.c[1245,1258] [2024-11-13 22:24:15,027 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 22:24:15,041 INFO L204 MainTranslator]: Completed translation [2024-11-13 22:24:15,041 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15 WrapperNode [2024-11-13 22:24:15,041 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 22:24:15,042 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:15,043 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 22:24:15,043 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 22:24:15,049 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,070 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,128 INFO L138 Inliner]: procedures = 17, calls = 16, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 433 [2024-11-13 22:24:15,128 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 22:24:15,129 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 22:24:15,129 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 22:24:15,129 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 22:24:15,136 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,136 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,141 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,142 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,153 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,156 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,158 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,164 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,173 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 22:24:15,173 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 22:24:15,173 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 22:24:15,174 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 22:24:15,175 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 10:24:15" (1/1) ... [2024-11-13 22:24:15,189 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 22:24:15,213 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 22:24:15,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 22:24:15,235 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 22:24:15,270 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 22:24:15,270 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-13 22:24:15,271 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 22:24:15,271 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 22:24:15,505 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 22:24:15,506 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 22:24:16,118 INFO L? ?]: Removed 74 outVars from TransFormulas that were not future-live. [2024-11-13 22:24:16,120 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 22:24:16,175 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 22:24:16,175 INFO L316 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-13 22:24:16,176 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:16 BoogieIcfgContainer [2024-11-13 22:24:16,176 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 22:24:16,177 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 22:24:16,177 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 22:24:16,188 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 22:24:16,188 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:16" (1/1) ... [2024-11-13 22:24:16,199 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 22:24:16,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:16,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 7 states and 8 transitions. [2024-11-13 22:24:16,262 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2024-11-13 22:24:16,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-13 22:24:16,264 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:16,265 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:16,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:16,270 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:16,271 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-13 22:24:16,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:16,619 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:16,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:16,744 INFO L255 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-13 22:24:16,761 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:17,017 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:17,020 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Exception during sending of exit command (exit): Broken pipe [2024-11-13 22:24:17,022 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-13 22:24:17,118 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:17,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 8 states and 10 transitions. [2024-11-13 22:24:17,119 INFO L276 IsEmpty]: Start isEmpty. Operand 8 states and 10 transitions. [2024-11-13 22:24:17,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-13 22:24:17,119 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:17,120 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:17,120 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:17,122 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:17,130 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-13 22:24:17,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:17,538 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:17,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:17,693 INFO L255 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 22:24:17,704 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:18,083 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-13 22:24:18,088 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-13 22:24:18,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:18,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 12 states and 18 transitions. [2024-11-13 22:24:18,832 INFO L276 IsEmpty]: Start isEmpty. Operand 12 states and 18 transitions. [2024-11-13 22:24:18,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-13 22:24:18,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 22:24:18,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-13 22:24:18,833 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/cvc4 [2024-11-13 22:24:18,835 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-13 22:24:18,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-13 22:24:19,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:19,357 ERROR L567 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-13 22:24:19,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 22:24:19,547 INFO L255 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 30 conjuncts are in the unsatisfiable core [2024-11-13 22:24:19,557 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 22:24:19,799 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 22:24:19,803 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-13 22:24:19,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 22:24:19,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 5 states and 6 transitions. [2024-11-13 22:24:19,990 INFO L276 IsEmpty]: Start isEmpty. Operand 5 states and 6 transitions. [2024-11-13 22:24:19,990 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-13 22:24:19,991 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 4 iterations. [2024-11-13 22:24:20,000 INFO L729 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-11-13 22:24:20,155 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2024-11-13 22:24:20,155 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 21) no Hoare annotation was computed. [2024-11-13 22:24:20,155 INFO L77 FloydHoareUtils]: At program point L21(line 21) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_5~0#1|)) [2024-11-13 22:24:20,156 INFO L75 FloydHoareUtils]: For program point L21-1(line 21) no Hoare annotation was computed. [2024-11-13 22:24:20,156 INFO L77 FloydHoareUtils]: At program point L21-3(line 21) the Hoare annotation is: (and (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|) (= (_ bv0 8) |ULTIMATE.start_main_~var_5~0#1|)) [2024-11-13 22:24:20,156 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-13 22:24:20,156 INFO L77 FloydHoareUtils]: At program point L104-1(lines 104 391) the Hoare annotation is: (let ((.cse0 (= (_ bv1 8) |ULTIMATE.start_main_~mask_SORT_1~0#1|)) (.cse1 (= (_ bv0 8) |ULTIMATE.start_main_~var_5~0#1|))) (or (and (= (bvadd (_ bv1 8) |ULTIMATE.start_main_~state_14~0#1|) (_ bv0 8)) .cse0 .cse1) (and .cse0 .cse1 (= (_ bv0 8) |ULTIMATE.start_main_~state_22~0#1|)))) [2024-11-13 22:24:20,171 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 13.11 10:24:20 ImpRootNode [2024-11-13 22:24:20,171 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-13 22:24:20,172 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-13 22:24:20,172 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-13 22:24:20,172 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-13 22:24:20,173 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 10:24:16" (3/4) ... [2024-11-13 22:24:20,176 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-13 22:24:20,192 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2024-11-13 22:24:20,193 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-13 22:24:20,198 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2024-11-13 22:24:20,198 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:24:20,199 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-13 22:24:20,265 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.witnessprinter has thrown an exception: java.lang.NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:61) at de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromStep(CACSLBacktranslationValueProvider.java:1) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GeneratedWitnessEdge.getSourceCode(GeneratedWitnessEdge.java:156) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.lambda$2(GraphMLCorrectnessWitnessGenerator.java:91) at edu.uci.ics.jung.io.GraphMLWriter.writeEdgeData(GraphMLWriter.java:237) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.UltimateGraphMLWriter.save(UltimateGraphMLWriter.java:106) at de.uni_freiburg.informatik.ultimate.witnessprinter.graphml.GraphMLCorrectnessWitnessGenerator.makeGraphMLString(GraphMLCorrectnessWitnessGenerator.java:111) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.generateProofWitness(WitnessPrinter.java:168) at de.uni_freiburg.informatik.ultimate.witnessprinter.WitnessPrinter.finish(WitnessPrinter.java:143) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:130) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-13 22:24:20,271 INFO L158 Benchmark]: Toolchain (without parser) took 5787.31ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 92.2MB in the beginning and 209.3MB in the end (delta: -117.1MB). Peak memory consumption was 17.6MB. Max. memory is 16.1GB. [2024-11-13 22:24:20,273 INFO L158 Benchmark]: CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:20,273 INFO L158 Benchmark]: CACSL2BoogieTranslator took 556.53ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 72.0MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-11-13 22:24:20,274 INFO L158 Benchmark]: Boogie Procedure Inliner took 85.83ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 68.6MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:24:20,275 INFO L158 Benchmark]: Boogie Preprocessor took 44.07ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 66.4MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:20,275 INFO L158 Benchmark]: RCFGBuilder took 1002.89ms. Allocated memory is still 117.4MB. Free memory was 66.4MB in the beginning and 56.6MB in the end (delta: 9.8MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. [2024-11-13 22:24:20,276 INFO L158 Benchmark]: CodeCheck took 3994.09ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 56.6MB in the beginning and 214.9MB in the end (delta: -158.3MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-13 22:24:20,277 INFO L158 Benchmark]: Witness Printer took 98.19ms. Allocated memory is still 251.7MB. Free memory was 214.9MB in the beginning and 209.3MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-13 22:24:20,280 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: 3.8s, OverallIterations: 4, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 36 SdHoareTripleChecker+Valid, 0.5s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15 mSDsluCounter, 3 SdHoareTripleChecker+Invalid, 0.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 17 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 88 IncrementalHoareTripleChecker+Invalid, 105 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 17 mSolverCounterUnsat, 3 mSDtfsCounter, 88 mSolverCounterSat, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 186 GetRequests, 154 SyntacticMatches, 6 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 156 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 21 NumberOfCodeBlocks, 21 NumberOfCodeBlocksAsserted, 3 NumberOfCheckSat, 18 ConstructedInterpolants, 0 QuantifiedInterpolants, 114 SizeOfPredicates, 9 NumberOfNonLiveVariables, 486 ConjunctsInSsa, 81 ConjunctsInUnsatCore, 3 InterpolantComputations, 1 PerfectInterpolantSequences, 2/9 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: 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: 104]: Loop Invariant Derived loop invariant: ((((((1 + state_14) % 256) == 0) && (1 == mask_SORT_1)) && (0 == var_5)) || (((1 == mask_SORT_1) && (0 == var_5)) && (0 == state_22))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.32ms. Allocated memory is still 117.4MB. Free memory is still 84.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 556.53ms. Allocated memory is still 117.4MB. Free memory was 92.0MB in the beginning and 72.0MB in the end (delta: 19.9MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 85.83ms. Allocated memory is still 117.4MB. Free memory was 72.0MB in the beginning and 68.6MB in the end (delta: 3.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 44.07ms. Allocated memory is still 117.4MB. Free memory was 68.6MB in the beginning and 66.4MB in the end (delta: 2.2MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1002.89ms. Allocated memory is still 117.4MB. Free memory was 66.4MB in the beginning and 56.6MB in the end (delta: 9.8MB). Peak memory consumption was 30.7MB. Max. memory is 16.1GB. * CodeCheck took 3994.09ms. Allocated memory was 117.4MB in the beginning and 251.7MB in the end (delta: 134.2MB). Free memory was 56.6MB in the beginning and 214.9MB in the end (delta: -158.3MB). There was no memory consumed. Max. memory is 16.1GB. * Witness Printer took 98.19ms. Allocated memory is still 251.7MB. Free memory was 214.9MB in the beginning and 209.3MB in the end (delta: 5.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.witnessprinter: - ExceptionOrErrorResult: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null de.uni_freiburg.informatik.ultimate.witnessprinter: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null: de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSLBacktranslationValueProvider.getStringFromIASTNode(CACSLBacktranslationValueProvider.java:80) RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-13 22:24:20,317 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8e1809c-d4b7-43e8-88dd-8fed2bd83569/bin/ukojak-verify-EEHR8qb7sm/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: ERROR: ExceptionOrErrorResult: NullPointerException: Cannot invoke "org.eclipse.cdt.core.dom.ast.IASTNode.getRawSignature()" because "" is null