./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c --full-output --architecture 32bit -------------------------------------------------------------------------------- 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_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/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_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/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 32bit --witnessprinter.graph.data.programhash ad00e5072239abeb01a4bd441281195f8f9c10d5d349ac355ee2cfd51af3342b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:46:12,765 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:46:12,817 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-12-06 02:46:12,820 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-06 02:46:12,820 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-12-06 02:46:12,840 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:46:12,840 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:46:12,840 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:46:12,841 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:46:12,841 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:46:12,841 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:46:12,841 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:46:12,841 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:46:12,841 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-06 02:46:12,842 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:46:12,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:46:12,842 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:46:12,842 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:46:12,842 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:46:12,842 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:46:12,842 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:46:12,842 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:46:12,842 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:46:12,842 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:46:12,843 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:46:12,843 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:46:12,843 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:46:12,843 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:46:12,843 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:46:12,843 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:46:12,843 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:46:12,843 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-12-06 02:46:12,844 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-06 02:46:12,844 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_38abfe92-9804-4d66-996b-f24aa1c44324/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad00e5072239abeb01a4bd441281195f8f9c10d5d349ac355ee2cfd51af3342b [2024-12-06 02:46:13,050 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:46:13,058 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:46:13,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:46:13,061 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:46:13,062 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:46:13,063 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c [2024-12-06 02:46:15,724 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/data/cb6f07080/d3dd02d8ce8f41539929b92184684bc6/FLAG987821d86 [2024-12-06 02:46:15,927 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:46:15,928 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c [2024-12-06 02:46:15,935 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/data/cb6f07080/d3dd02d8ce8f41539929b92184684bc6/FLAG987821d86 [2024-12-06 02:46:15,949 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/data/cb6f07080/d3dd02d8ce8f41539929b92184684bc6 [2024-12-06 02:46:15,951 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:46:15,953 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:46:15,954 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:46:15,954 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:46:15,958 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:46:15,959 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:46:15" (1/1) ... [2024-12-06 02:46:15,960 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@69169f5e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:15, skipping insertion in model container [2024-12-06 02:46:15,960 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:46:15" (1/1) ... [2024-12-06 02:46:15,973 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:46:16,101 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_38abfe92-9804-4d66-996b-f24aa1c44324/sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c[620,633] [2024-12-06 02:46:16,124 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:46:16,132 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:46:16,141 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_38abfe92-9804-4d66-996b-f24aa1c44324/sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c[620,633] [2024-12-06 02:46:16,150 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:46:16,165 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:46:16,165 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:16 WrapperNode [2024-12-06 02:46:16,166 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:46:16,166 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:46:16,167 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:46:16,167 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:46:16,173 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:16" (1/1) ... [2024-12-06 02:46:16,180 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:16" (1/1) ... [2024-12-06 02:46:16,198 INFO L138 Inliner]: procedures = 20, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 129 [2024-12-06 02:46:16,199 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:46:16,199 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:46:16,199 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:46:16,199 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:46:16,207 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:16" (1/1) ... [2024-12-06 02:46:16,207 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:16" (1/1) ... [2024-12-06 02:46:16,209 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:16" (1/1) ... [2024-12-06 02:46:16,209 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:16" (1/1) ... [2024-12-06 02:46:16,215 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:16" (1/1) ... [2024-12-06 02:46:16,216 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:16" (1/1) ... [2024-12-06 02:46:16,219 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:16" (1/1) ... [2024-12-06 02:46:16,220 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:16" (1/1) ... [2024-12-06 02:46:16,221 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:16" (1/1) ... [2024-12-06 02:46:16,223 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:46:16,224 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:46:16,224 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:46:16,224 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:46:16,225 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:16" (1/1) ... [2024-12-06 02:46:16,230 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:46:16,242 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:46:16,253 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:46:16,256 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:46:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:46:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-12-06 02:46:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:46:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~real [2024-12-06 02:46:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure check_domain [2024-12-06 02:46:16,275 INFO L138 BoogieDeclarations]: Found implementation of procedure check_domain [2024-12-06 02:46:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:46:16,275 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:46:16,275 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~real [2024-12-06 02:46:16,276 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:46:16,341 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:46:16,343 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:46:16,505 INFO L? ?]: Removed 46 outVars from TransFormulas that were not future-live. [2024-12-06 02:46:16,505 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:46:16,548 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:46:16,548 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:46:16,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:46:16 BoogieIcfgContainer [2024-12-06 02:46:16,549 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:46:16,549 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:46:16,549 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:46:16,559 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:46:16,559 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:46:16" (1/1) ... [2024-12-06 02:46:16,566 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:46:16,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:16,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-12-06 02:46:16,613 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-12-06 02:46:16,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 02:46:16,617 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:16,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:16,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:16,830 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 02:46:16,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:16,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2024-12-06 02:46:16,882 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2024-12-06 02:46:16,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 02:46:16,882 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:16,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:16,904 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:16,959 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 02:46:16,988 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:16,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 31 states and 42 transitions. [2024-12-06 02:46:16,989 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 42 transitions. [2024-12-06 02:46:16,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-12-06 02:46:16,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:16,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:17,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:17,065 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 02:46:17,109 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:17,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 33 states and 44 transitions. [2024-12-06 02:46:17,110 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 44 transitions. [2024-12-06 02:46:17,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-12-06 02:46:17,111 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:17,111 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:17,171 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:46:17,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:17,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 35 states and 46 transitions. [2024-12-06 02:46:17,202 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 46 transitions. [2024-12-06 02:46:17,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2024-12-06 02:46:17,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:17,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:17,218 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:17,266 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2024-12-06 02:46:17,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:17,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 37 states and 48 transitions. [2024-12-06 02:46:17,298 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 48 transitions. [2024-12-06 02:46:17,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:46:17,299 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:17,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:17,317 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:17,429 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:46:17,460 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:17,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 38 states and 49 transitions. [2024-12-06 02:46:17,460 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 49 transitions. [2024-12-06 02:46:17,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:46:17,461 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:17,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:17,532 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:46:17,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:17,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 39 states and 51 transitions. [2024-12-06 02:46:17,568 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 51 transitions. [2024-12-06 02:46:17,568 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:46:17,568 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:17,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:17,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:17,665 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:46:17,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:17,750 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 41 states and 56 transitions. [2024-12-06 02:46:17,751 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2024-12-06 02:46:17,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 02:46:17,752 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:17,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:17,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:17,837 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 02:46:18,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:18,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 47 states and 67 transitions. [2024-12-06 02:46:18,309 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 67 transitions. [2024-12-06 02:46:18,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 02:46:18,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:18,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:18,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 10 proven. 4 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 02:46:18,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:18,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 49 states and 70 transitions. [2024-12-06 02:46:18,575 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 70 transitions. [2024-12-06 02:46:18,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 02:46:18,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:18,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:18,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:18,679 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 02:46:18,828 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:18,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 51 states and 72 transitions. [2024-12-06 02:46:18,828 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 72 transitions. [2024-12-06 02:46:18,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:46:18,829 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:18,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:18,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:18,916 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-12-06 02:46:19,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:19,370 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 81 transitions. [2024-12-06 02:46:19,370 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2024-12-06 02:46:19,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 02:46:19,371 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:19,371 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:19,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:19,407 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 46 trivial. 0 not checked. [2024-12-06 02:46:19,536 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:19,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2024-12-06 02:46:19,537 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2024-12-06 02:46:19,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 02:46:19,537 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:19,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:19,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:19,586 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-12-06 02:46:19,721 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:19,721 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 58 states and 84 transitions. [2024-12-06 02:46:19,721 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 84 transitions. [2024-12-06 02:46:19,722 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 02:46:19,722 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:19,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:19,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:19,775 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 3 proven. 37 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2024-12-06 02:46:20,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:20,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 60 states and 87 transitions. [2024-12-06 02:46:20,074 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 87 transitions. [2024-12-06 02:46:20,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 02:46:20,074 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:20,075 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:20,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:20,159 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2024-12-06 02:46:20,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:20,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 66 states and 98 transitions. [2024-12-06 02:46:20,970 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2024-12-06 02:46:20,971 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 02:46:20,971 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:20,971 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:20,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:21,051 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 47 proven. 16 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-12-06 02:46:21,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:21,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 68 states and 101 transitions. [2024-12-06 02:46:21,244 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 101 transitions. [2024-12-06 02:46:21,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 02:46:21,244 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:21,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:21,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:21,330 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 54 proven. 28 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2024-12-06 02:46:21,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:21,510 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 70 states and 103 transitions. [2024-12-06 02:46:21,510 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 103 transitions. [2024-12-06 02:46:21,511 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 02:46:21,511 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:21,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:21,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:21,739 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 29 proven. 75 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-12-06 02:46:22,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:22,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 73 states and 102 transitions. [2024-12-06 02:46:22,831 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 102 transitions. [2024-12-06 02:46:22,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-06 02:46:22,831 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:22,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-06 02:46:22,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:46:22,853 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:46:22,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:46:22,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:46:22,940 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-06 02:46:22,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-06 02:46:23,008 WARN L473 CodeCheckObserver]: This program is UNSAFE, Check terminated with 20 iterations. [2024-12-06 02:46:23,047 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:46:23 ImpRootNode [2024-12-06 02:46:23,047 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:46:23,048 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:46:23,048 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:46:23,048 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:46:23,049 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:46:16" (3/4) ... [2024-12-06 02:46:23,051 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-06 02:46:23,052 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:46:23,053 INFO L158 Benchmark]: Toolchain (without parser) took 7099.83ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 117.6MB in the beginning and 210.7MB in the end (delta: -93.0MB). Peak memory consumption was 57.8MB. Max. memory is 16.1GB. [2024-12-06 02:46:23,053 INFO L158 Benchmark]: CDTParser took 0.29ms. 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 02:46:23,053 INFO L158 Benchmark]: CACSL2BoogieTranslator took 211.87ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 105.9MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:46:23,053 INFO L158 Benchmark]: Boogie Procedure Inliner took 32.16ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 104.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:46:23,054 INFO L158 Benchmark]: Boogie Preprocessor took 24.22ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 103.3MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:46:23,054 INFO L158 Benchmark]: RCFGBuilder took 324.79ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 86.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-06 02:46:23,055 INFO L158 Benchmark]: CodeCheck took 6498.29ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 86.9MB in the beginning and 210.7MB in the end (delta: -123.8MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. [2024-12-06 02:46:23,055 INFO L158 Benchmark]: Witness Printer took 3.81ms. Allocated memory is still 293.6MB. Free memory was 210.7MB in the beginning and 210.7MB in the end (delta: 39.3kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:46:23,057 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 2 procedures, 28 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 6.4s, OverallIterations: 20, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 1671 SdHoareTripleChecker+Valid, 3.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 328 mSDsluCounter, 491 SdHoareTripleChecker+Invalid, 3.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 947 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2600 IncrementalHoareTripleChecker+Invalid, 3547 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 947 mSolverCounterUnsat, 491 mSDtfsCounter, 2600 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 4695 GetRequests, 4510 SyntacticMatches, 41 SemanticMatches, 144 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8323 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 1.4s InterpolantComputationTime, 758 NumberOfCodeBlocks, 758 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 682 ConstructedInterpolants, 0 QuantifiedInterpolants, 1010 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 19 InterpolantComputations, 8 PerfectInterpolantSequences, 543/817 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 - UnprovableResult [Line: 20]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of someBinaryDOUBLEComparisonOperation at line 27, overapproximation of someBinaryDOUBLEComparisonOperation at line 42, overapproximation of someBinaryDOUBLEComparisonOperation at line 36. Possible FailurePath: [L49] double x, y, z, w; [L50] x = __VERIFIER_nondet_double() [L51] y = __VERIFIER_nondet_double() [L52] z = __VERIFIER_nondet_double() [L53] w = __VERIFIER_nondet_double() [L54] CALL, EXPR solve(x, y, z, w) [L41] CALL, EXPR check_domain(x1) VAL [\old(x)=5] [L27] COND TRUE x >= 1.0 && x <= 10.0 [L27] return 1; [L41] RET, EXPR check_domain(x1) VAL [x1=5] [L41] EXPR check_domain(x1) && check_domain(x2) VAL [x1=5] [L41] CALL, EXPR check_domain(x2) VAL [\old(x)=2] [L27] COND TRUE x >= 1.0 && x <= 10.0 [L27] return 1; [L41] RET, EXPR check_domain(x2) VAL [x1=5, x2=2] [L41] EXPR check_domain(x1) && check_domain(x2) VAL [x1=5, x2=2] [L41] EXPR check_domain(x1) && check_domain(x2) && check_domain(x3) VAL [x1=5, x2=2] [L41] CALL, EXPR check_domain(x3) VAL [\old(x)=4] [L27] COND TRUE x >= 1.0 && x <= 10.0 [L27] return 1; [L41] RET, EXPR check_domain(x3) VAL [x1=5, x2=2, x3=4] [L41] EXPR check_domain(x1) && check_domain(x2) && check_domain(x3) VAL [x1=5, x2=2, x3=4] [L41-L42] EXPR check_domain(x1) && check_domain(x2) && check_domain(x3) && check_domain(x4) VAL [x1=5, x2=2, x3=4] [L42] CALL, EXPR check_domain(x4) VAL [\old(x)=3] [L27] COND TRUE x >= 1.0 && x <= 10.0 [L27] return 1; [L42] RET, EXPR check_domain(x4) VAL [x1=5, x2=2, x3=4, x4=3] [L41-L42] EXPR check_domain(x1) && check_domain(x2) && check_domain(x3) && check_domain(x4) VAL [x1=5, x2=2, x3=4, x4=3] [L41-L42] EXPR check_domain(x1) && check_domain(x2) && check_domain(x3) && check_domain(x4) && check_diffs(x1, x2, x3, x4) [L42] CALL, EXPR check_diffs(x1, x2, x3, x4) [L31] int check_mark = 1; [L32] double di[4] = {x1, x2, x3, x4}; [L34] int i = 0; VAL [check_mark=1, di={3853:0}, i=0] [L34] COND TRUE i < 4 [L35] int j = i; VAL [check_mark=1, di={3853:0}, i=0, j=0] [L35] COND TRUE j < 4 [L36] EXPR di[i] [L36] EXPR di[j] VAL [check_mark=1, di={3853:0}, i=0, j=0] [L36] COND FALSE !(di[i] == di[j]) [L35] j++ VAL [check_mark=1, di={3853:0}, i=0, j=1] [L35] COND TRUE j < 4 [L36] EXPR di[i] [L36] EXPR di[j] VAL [check_mark=1, di={3853:0}, i=0, j=1] [L36] COND FALSE !(di[i] == di[j]) [L35] j++ VAL [check_mark=1, di={3853:0}, i=0, j=2] [L35] COND TRUE j < 4 [L36] EXPR di[i] [L36] EXPR di[j] VAL [check_mark=1, di={3853:0}, i=0, j=2] [L36] COND FALSE !(di[i] == di[j]) [L35] j++ VAL [check_mark=1, di={3853:0}, i=0, j=3] [L35] COND TRUE j < 4 [L36] EXPR di[i] [L36] EXPR di[j] VAL [check_mark=1, di={3853:0}, i=0, j=3] [L36] COND FALSE !(di[i] == di[j]) [L35] j++ VAL [check_mark=1, di={3853:0}, i=0, j=4] [L35] COND FALSE !(j < 4) [L34] i++ VAL [check_mark=1, di={3853:0}, i=1] [L34] COND TRUE i < 4 [L35] int j = i; VAL [check_mark=1, di={3853:0}, i=1, j=1] [L35] COND TRUE j < 4 [L36] EXPR di[i] [L36] EXPR di[j] VAL [check_mark=1, di={3853:0}, i=1, j=1] [L36] COND FALSE !(di[i] == di[j]) [L35] j++ VAL [check_mark=1, di={3853:0}, i=1, j=2] [L35] COND TRUE j < 4 [L36] EXPR di[i] [L36] EXPR di[j] VAL [check_mark=1, di={3853:0}, i=1, j=2] [L36] COND FALSE !(di[i] == di[j]) [L35] j++ VAL [check_mark=1, di={3853:0}, i=1, j=3] [L35] COND TRUE j < 4 [L36] EXPR di[i] [L36] EXPR di[j] VAL [check_mark=1, di={3853:0}, i=1, j=3] [L36] COND FALSE !(di[i] == di[j]) [L35] j++ VAL [check_mark=1, di={3853:0}, i=1, j=4] [L35] COND FALSE !(j < 4) [L34] i++ VAL [check_mark=1, di={3853:0}, i=2] [L34] COND TRUE i < 4 [L35] int j = i; VAL [check_mark=1, di={3853:0}, i=2, j=2] [L35] COND TRUE j < 4 [L36] EXPR di[i] [L36] EXPR di[j] VAL [check_mark=1, di={3853:0}, i=2, j=2] [L36] COND FALSE !(di[i] == di[j]) [L35] j++ VAL [check_mark=1, di={3853:0}, i=2, j=3] [L35] COND TRUE j < 4 [L36] EXPR di[i] [L36] EXPR di[j] VAL [check_mark=1, di={3853:0}, i=2, j=3] [L36] COND FALSE !(di[i] == di[j]) [L35] j++ VAL [check_mark=1, di={3853:0}, i=2, j=4] [L35] COND FALSE !(j < 4) [L34] i++ VAL [check_mark=1, di={3853:0}, i=3] [L34] COND TRUE i < 4 [L35] int j = i; VAL [check_mark=1, di={3853:0}, i=3, j=3] [L35] COND TRUE j < 4 [L36] EXPR di[i] [L36] EXPR di[j] VAL [check_mark=1, di={3853:0}, i=3, j=3] [L36] COND FALSE !(di[i] == di[j]) [L35] j++ VAL [check_mark=1, di={3853:0}, i=3, j=4] [L35] COND FALSE !(j < 4) [L34] i++ VAL [check_mark=1, di={3853:0}, i=4] [L34] COND FALSE !(i < 4) [L38] return check_mark; [L32] double di[4] = {x1, x2, x3, x4}; [L38] return check_mark; VAL [\result=1] [L42] RET, EXPR check_diffs(x1, x2, x3, x4) [L41-L42] EXPR check_domain(x1) && check_domain(x2) && check_domain(x3) && check_domain(x4) && check_diffs(x1, x2, x3, x4) [L41-L42] COND TRUE check_domain(x1) && check_domain(x2) && check_domain(x3) && check_domain(x4) && check_diffs(x1, x2, x3, x4) && x1 + x2 + x3 + x4 == 9 [L43] return 1; [L54] RET, EXPR solve(x, y, z, w) [L54] CALL __VERIFIER_assert(!solve(x, y, z, w)) [L18] COND TRUE !(cond) [L20] reach_error() * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 142.6MB. Free memory is still 83.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 211.87ms. Allocated memory is still 142.6MB. Free memory was 117.4MB in the beginning and 105.9MB in the end (delta: 11.5MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 32.16ms. Allocated memory is still 142.6MB. Free memory was 105.9MB in the beginning and 104.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 24.22ms. Allocated memory is still 142.6MB. Free memory was 104.3MB in the beginning and 103.3MB in the end (delta: 1.0MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 324.79ms. Allocated memory is still 142.6MB. Free memory was 103.3MB in the beginning and 86.9MB in the end (delta: 16.4MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 6498.29ms. Allocated memory was 142.6MB in the beginning and 293.6MB in the end (delta: 151.0MB). Free memory was 86.9MB in the beginning and 210.7MB in the end (delta: -123.8MB). Peak memory consumption was 24.3MB. Max. memory is 16.1GB. * Witness Printer took 3.81ms. Allocated memory is still 293.6MB. Free memory was 210.7MB in the beginning and 210.7MB in the end (delta: 39.3kB). There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-06 02:46:23,075 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/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 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_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/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_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/config/KojakReach.xml -i ../../sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/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 32bit --witnessprinter.graph.data.programhash ad00e5072239abeb01a4bd441281195f8f9c10d5d349ac355ee2cfd51af3342b --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-06 02:46:25,033 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-06 02:46:25,110 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2024-12-06 02:46:25,138 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-06 02:46:25,138 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-06 02:46:25,139 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-12-06 02:46:25,139 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-06 02:46:25,139 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-06 02:46:25,139 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-06 02:46:25,139 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-06 02:46:25,139 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-06 02:46:25,139 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-06 02:46:25,140 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-06 02:46:25,140 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-06 02:46:25,140 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-06 02:46:25,140 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-06 02:46:25,140 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-06 02:46:25,140 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-06 02:46:25,140 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-06 02:46:25,140 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-06 02:46:25,140 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-06 02:46:25,140 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-06 02:46:25,140 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-06 02:46:25,141 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-12-06 02:46:25,141 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-12-06 02:46:25,141 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-12-06 02:46:25,141 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:25,141 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-12-06 02:46:25,141 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-06 02:46:25,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:46:25,141 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-06 02:46:25,141 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-06 02:46:25,141 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-06 02:46:25,142 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-12-06 02:46:25,142 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:25,142 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-12-06 02:46:25,142 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_38abfe92-9804-4d66-996b-f24aa1c44324/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 -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ad00e5072239abeb01a4bd441281195f8f9c10d5d349ac355ee2cfd51af3342b [2024-12-06 02:46:25,384 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-06 02:46:25,392 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-06 02:46:25,395 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-06 02:46:25,396 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-06 02:46:25,396 INFO L274 PluginConnector]: CDTParser initialized [2024-12-06 02:46:25,397 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/../../sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c [2024-12-06 02:46:28,089 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/data/caa0e6810/5e4362f51f314b049f6de733dcdafaf7/FLAG860c5f2eb [2024-12-06 02:46:28,243 INFO L384 CDTParser]: Found 1 translation units. [2024-12-06 02:46:28,244 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c [2024-12-06 02:46:28,251 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/data/caa0e6810/5e4362f51f314b049f6de733dcdafaf7/FLAG860c5f2eb [2024-12-06 02:46:28,634 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/data/caa0e6810/5e4362f51f314b049f6de733dcdafaf7 [2024-12-06 02:46:28,636 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-06 02:46:28,637 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-06 02:46:28,638 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-06 02:46:28,638 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-06 02:46:28,641 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-06 02:46:28,642 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,643 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24cdedc8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28, skipping insertion in model container [2024-12-06 02:46:28,643 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,653 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-06 02:46:28,752 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_38abfe92-9804-4d66-996b-f24aa1c44324/sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c[620,633] [2024-12-06 02:46:28,772 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:46:28,782 INFO L200 MainTranslator]: Completed pre-run [2024-12-06 02:46:28,789 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_38abfe92-9804-4d66-996b-f24aa1c44324/sv-benchmarks/c/floats-nonlinear/bound-unconstrained.c[620,633] [2024-12-06 02:46:28,799 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-06 02:46:28,814 INFO L204 MainTranslator]: Completed translation [2024-12-06 02:46:28,814 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28 WrapperNode [2024-12-06 02:46:28,814 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-06 02:46:28,815 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-06 02:46:28,816 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-06 02:46:28,816 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-06 02:46:28,820 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,828 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,844 INFO L138 Inliner]: procedures = 21, calls = 24, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 124 [2024-12-06 02:46:28,844 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-06 02:46:28,845 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-06 02:46:28,845 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-06 02:46:28,845 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-06 02:46:28,852 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,852 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,855 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,856 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,864 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,865 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,868 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,870 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,871 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,876 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-06 02:46:28,877 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-06 02:46:28,877 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-06 02:46:28,877 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-06 02:46:28,878 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.12 02:46:28" (1/1) ... [2024-12-06 02:46:28,883 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-12-06 02:46:28,896 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/z3 [2024-12-06 02:46:28,907 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-12-06 02:46:28,909 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-12-06 02:46:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-06 02:46:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure read~intFLOATTYPE8 [2024-12-06 02:46:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-12-06 02:46:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-12-06 02:46:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intFLOATTYPE8 [2024-12-06 02:46:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure check_domain [2024-12-06 02:46:28,934 INFO L138 BoogieDeclarations]: Found implementation of procedure check_domain [2024-12-06 02:46:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-06 02:46:28,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-06 02:46:28,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-12-06 02:46:29,001 INFO L234 CfgBuilder]: Building ICFG [2024-12-06 02:46:29,002 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-06 02:46:34,082 INFO L? ?]: Removed 49 outVars from TransFormulas that were not future-live. [2024-12-06 02:46:34,083 INFO L283 CfgBuilder]: Performing block encoding [2024-12-06 02:46:34,131 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-06 02:46:34,131 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-06 02:46:34,132 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:46:34 BoogieIcfgContainer [2024-12-06 02:46:34,132 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-06 02:46:34,133 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-12-06 02:46:34,133 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-12-06 02:46:34,139 INFO L274 PluginConnector]: CodeCheck initialized [2024-12-06 02:46:34,139 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:46:34" (1/1) ... [2024-12-06 02:46:34,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-06 02:46:34,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:34,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 28 states and 38 transitions. [2024-12-06 02:46:34,181 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 38 transitions. [2024-12-06 02:46:34,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-12-06 02:46:34,185 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:34,185 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:34,185 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:34,187 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:34,189 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-12-06 02:46:34,332 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:34,334 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:34,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:34,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 30 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:46:34,412 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:34,481 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 02:46:34,483 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-12-06 02:46:37,123 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.60s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:46:39,695 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.51s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:46:42,015 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.28s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [] [2024-12-06 02:46:42,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:42,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 30 states and 41 transitions. [2024-12-06 02:46:42,045 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 41 transitions. [2024-12-06 02:46:42,046 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-12-06 02:46:42,046 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:42,046 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:42,046 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:42,048 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:42,048 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-12-06 02:46:42,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:42,238 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:42,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:42,323 INFO L256 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:46:42,323 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:42,363 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 02:46:42,365 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-12-06 02:46:42,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:42,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 32 states and 43 transitions. [2024-12-06 02:46:42,458 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 43 transitions. [2024-12-06 02:46:42,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-12-06 02:46:42,458 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:42,458 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:42,459 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:42,461 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:42,462 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-12-06 02:46:42,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:42,674 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:42,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:42,754 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:46:42,755 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:42,794 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-12-06 02:46:42,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-12-06 02:46:42,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:42,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 34 states and 45 transitions. [2024-12-06 02:46:42,867 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 45 transitions. [2024-12-06 02:46:42,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-12-06 02:46:42,868 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:42,868 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:42,868 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:42,870 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:42,871 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-12-06 02:46:43,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:43,074 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:43,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:43,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:46:43,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:43,201 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-12-06 02:46:43,204 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (5)] Ended with exit code 0 [2024-12-06 02:46:43,284 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:43,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 36 states and 47 transitions. [2024-12-06 02:46:43,285 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 47 transitions. [2024-12-06 02:46:43,285 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-12-06 02:46:43,285 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:43,286 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:43,286 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:43,288 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:43,289 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-12-06 02:46:43,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:43,819 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:43,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:43,907 INFO L256 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-06 02:46:43,909 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:43,975 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:46:43,980 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-12-06 02:46:44,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:44,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 37 states and 49 transitions. [2024-12-06 02:46:44,070 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 49 transitions. [2024-12-06 02:46:44,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:46:44,071 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:44,071 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:44,071 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:44,073 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:44,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-12-06 02:46:44,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:44,677 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:44,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:44,785 INFO L256 TraceCheckSpWp]: Trace formula consists of 89 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-06 02:46:44,787 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:44,879 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:46:44,885 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-12-06 02:46:44,995 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:44,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 38 states and 50 transitions. [2024-12-06 02:46:44,995 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 50 transitions. [2024-12-06 02:46:44,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-12-06 02:46:44,996 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:44,996 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:44,996 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:44,998 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:44,999 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-12-06 02:46:45,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:45,586 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:45,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:45,682 INFO L256 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:46:45,684 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:45,796 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2024-12-06 02:46:45,804 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-12-06 02:46:45,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:45,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 39 states and 52 transitions. [2024-12-06 02:46:45,944 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 52 transitions. [2024-12-06 02:46:45,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2024-12-06 02:46:45,945 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:45,946 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:45,946 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:45,949 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:45,951 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-12-06 02:46:46,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:46,606 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:46,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:46,698 INFO L256 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:46:46,700 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:46,819 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 02:46:46,825 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (9)] Ended with exit code 0 [2024-12-06 02:46:47,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:47,852 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 43 states and 59 transitions. [2024-12-06 02:46:47,852 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 59 transitions. [2024-12-06 02:46:47,853 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-12-06 02:46:47,853 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:47,853 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:47,853 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:47,855 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:47,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-12-06 02:46:48,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:48,393 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:48,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:48,476 INFO L256 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:46:48,477 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:48,585 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-12-06 02:46:48,590 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-12-06 02:46:49,071 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:49,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 44 states and 61 transitions. [2024-12-06 02:46:49,071 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 61 transitions. [2024-12-06 02:46:49,072 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2024-12-06 02:46:49,072 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:49,072 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:49,072 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:49,074 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:49,074 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-12-06 02:46:49,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:49,686 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:49,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:49,767 INFO L256 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:46:49,768 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:49,791 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2024-12-06 02:46:49,796 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (11)] Ended with exit code 0 [2024-12-06 02:46:50,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:50,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 46 states and 64 transitions. [2024-12-06 02:46:50,227 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 64 transitions. [2024-12-06 02:46:50,227 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-12-06 02:46:50,227 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:50,227 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:50,227 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:50,229 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:50,230 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-12-06 02:46:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:50,948 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:51,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:51,046 INFO L256 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:46:51,047 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:51,257 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-06 02:46:51,264 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-12-06 02:46:52,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:52,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 50 states and 73 transitions. [2024-12-06 02:46:52,831 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 73 transitions. [2024-12-06 02:46:52,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 02:46:52,832 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:52,832 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:52,832 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:52,834 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:52,835 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-12-06 02:46:53,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:53,669 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:53,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:53,764 INFO L256 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:46:53,766 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:54,188 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 2 proven. 18 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2024-12-06 02:46:54,194 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (13)] Ended with exit code 0 [2024-12-06 02:46:56,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:56,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 53 states and 80 transitions. [2024-12-06 02:46:56,034 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 80 transitions. [2024-12-06 02:46:56,035 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2024-12-06 02:46:56,035 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:56,035 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:56,035 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:56,037 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:56,038 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-12-06 02:46:56,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:56,798 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:56,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:56,881 INFO L256 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-06 02:46:56,882 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:57,048 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2024-12-06 02:46:57,054 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-12-06 02:46:57,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:57,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 54 states and 81 transitions. [2024-12-06 02:46:57,994 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 81 transitions. [2024-12-06 02:46:57,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:46:57,995 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:57,995 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:57,995 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:57,999 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:58,000 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-12-06 02:46:58,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:58,848 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:46:58,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:46:58,937 INFO L256 TraceCheckSpWp]: Trace formula consists of 117 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-06 02:46:58,938 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:46:59,013 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2024-12-06 02:46:59,019 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-12-06 02:46:59,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:46:59,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 81 states to 55 states and 81 transitions. [2024-12-06 02:46:59,612 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 81 transitions. [2024-12-06 02:46:59,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2024-12-06 02:46:59,612 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:46:59,612 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:46:59,612 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:46:59,614 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:46:59,615 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-12-06 02:47:00,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:00,375 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:00,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:00,458 INFO L256 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:47:00,459 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:00,537 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 3 proven. 25 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-06 02:47:00,543 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-12-06 02:47:01,022 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:01,023 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 56 states and 82 transitions. [2024-12-06 02:47:01,023 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 82 transitions. [2024-12-06 02:47:01,024 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2024-12-06 02:47:01,024 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:01,024 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:01,024 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:01,026 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:01,027 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-12-06 02:47:01,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:01,907 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:01,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:02,010 INFO L256 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:47:02,011 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:02,492 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 37 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2024-12-06 02:47:02,500 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (17)] Ended with exit code 0 [2024-12-06 02:47:05,730 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:05,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 62 states and 96 transitions. [2024-12-06 02:47:05,731 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 96 transitions. [2024-12-06 02:47:05,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2024-12-06 02:47:05,731 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:05,731 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:05,731 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:05,733 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:05,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-12-06 02:47:06,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:06,643 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:06,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:06,749 INFO L256 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:47:06,751 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:07,025 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 16 proven. 36 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2024-12-06 02:47:07,031 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-12-06 02:47:07,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:07,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 63 states and 98 transitions. [2024-12-06 02:47:07,647 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 98 transitions. [2024-12-06 02:47:07,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2024-12-06 02:47:07,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:07,648 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:07,648 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:07,649 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:07,650 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-12-06 02:47:08,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:08,504 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:08,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:08,599 INFO L256 TraceCheckSpWp]: Trace formula consists of 130 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:47:08,600 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:08,636 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 33 proven. 4 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-06 02:47:08,643 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-12-06 02:47:09,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:09,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 65 states and 101 transitions. [2024-12-06 02:47:09,263 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 101 transitions. [2024-12-06 02:47:09,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2024-12-06 02:47:09,263 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:09,263 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:09,263 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:09,265 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:09,266 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-12-06 02:47:10,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:10,183 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:10,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:10,279 INFO L256 TraceCheckSpWp]: Trace formula consists of 135 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:47:10,280 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:10,321 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 44 proven. 9 refuted. 0 times theorem prover too weak. 45 trivial. 0 not checked. [2024-12-06 02:47:10,329 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-12-06 02:47:10,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:10,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 67 states and 104 transitions. [2024-12-06 02:47:10,992 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 104 transitions. [2024-12-06 02:47:10,992 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2024-12-06 02:47:10,992 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:10,992 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:10,992 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:10,994 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:10,995 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-12-06 02:47:11,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:11,968 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:12,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:12,066 INFO L256 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-12-06 02:47:12,067 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:12,141 INFO L134 CoverageAnalysis]: Checked inductivity of 116 backedges. 56 proven. 16 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:47:12,150 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (21)] Ended with exit code 0 [2024-12-06 02:47:12,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:12,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 68 states and 105 transitions. [2024-12-06 02:47:12,898 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 105 transitions. [2024-12-06 02:47:12,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2024-12-06 02:47:12,898 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:12,898 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:12,899 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:12,900 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:12,902 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-12-06 02:47:13,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:13,984 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:14,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:14,080 INFO L256 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:47:14,081 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:14,170 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 64 proven. 28 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2024-12-06 02:47:14,178 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-12-06 02:47:15,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:47:15,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 70 states and 108 transitions. [2024-12-06 02:47:15,308 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 108 transitions. [2024-12-06 02:47:15,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2024-12-06 02:47:15,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:47:15,309 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:47:15,309 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:47:15,310 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:47:15,311 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-12-06 02:47:17,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:17,342 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:47:19,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:47:19,990 INFO L256 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 24 conjuncts are in the unsatisfiable core [2024-12-06 02:47:19,992 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:47:23,517 INFO L349 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2024-12-06 02:47:23,518 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 95 treesize of output 39 [2024-12-06 02:47:30,038 INFO L134 CoverageAnalysis]: Checked inductivity of 158 backedges. 0 proven. 116 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-12-06 02:47:30,048 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (23)] Ended with exit code 0 [2024-12-06 02:47:52,331 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.27s for a HTC check with result VALID. Formula has sorts [Array, Bool, FloatingPoint, BitVec], hasArrays=true, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:48:10,042 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.38s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:48:14,249 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 4.05s for a HTC check with result INVALID. Formula has sorts [Bool, FloatingPoint, RoundingMode, BitVec], hasArrays=false, hasNonlinArith=false, quantifiers [0] [2024-12-06 02:48:14,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:14,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 101 states and 172 transitions. [2024-12-06 02:48:14,265 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 172 transitions. [2024-12-06 02:48:14,265 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 02:48:14,266 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:14,266 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:14,266 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:14,267 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:14,268 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-12-06 02:48:15,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:15,418 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:15,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:15,516 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:48:15,517 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:15,665 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 28 proven. 113 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2024-12-06 02:48:15,676 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-12-06 02:48:16,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:16,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 102 states and 174 transitions. [2024-12-06 02:48:16,835 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 174 transitions. [2024-12-06 02:48:16,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2024-12-06 02:48:16,835 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:16,835 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:16,835 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:16,837 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:16,838 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-12-06 02:48:18,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:18,001 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:18,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:18,103 INFO L256 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:48:18,105 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:18,199 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 88 proven. 42 refuted. 0 times theorem prover too weak. 52 trivial. 0 not checked. [2024-12-06 02:48:18,208 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-12-06 02:48:19,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:19,214 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 103 states and 176 transitions. [2024-12-06 02:48:19,214 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 176 transitions. [2024-12-06 02:48:19,215 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 02:48:19,215 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:19,215 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:19,215 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:19,216 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:19,217 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-12-06 02:48:20,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:20,488 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:20,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:20,600 INFO L256 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-06 02:48:20,601 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:20,705 INFO L134 CoverageAnalysis]: Checked inductivity of 208 backedges. 104 proven. 42 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2024-12-06 02:48:20,714 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-12-06 02:48:22,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:22,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 104 states and 177 transitions. [2024-12-06 02:48:22,545 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 177 transitions. [2024-12-06 02:48:22,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2024-12-06 02:48:22,546 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-12-06 02:48:22,546 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-12-06 02:48:22,546 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 [2024-12-06 02:48:22,547 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-12-06 02:48:22,548 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-12-06 02:48:23,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:23,771 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-12-06 02:48:23,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-06 02:48:23,888 INFO L256 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-12-06 02:48:23,889 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-06 02:48:24,557 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 30 proven. 130 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2024-12-06 02:48:24,567 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/cvc4 --incremental --print-success --lang smt (27)] Ended with exit code 0 [2024-12-06 02:48:30,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-12-06 02:48:30,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 60 states and 78 transitions. [2024-12-06 02:48:30,618 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 78 transitions. [2024-12-06 02:48:30,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-12-06 02:48:30,619 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 27 iterations. [2024-12-06 02:48:30,626 INFO L726 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2024-12-06 02:48:38,077 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 26 29) the Hoare annotation is: true [2024-12-06 02:48:38,078 INFO L77 FloydHoareUtils]: At program point check_domainEXIT(lines 26 29) the Hoare annotation is: (or (= |check_domain_#res| (_ bv1 32)) (= |check_domain_#res| (_ bv0 32))) [2024-12-06 02:48:38,078 INFO L77 FloydHoareUtils]: At program point L35-3(lines 35 37) the Hoare annotation is: (let ((.cse2 (not (bvslt |ULTIMATE.start_check_diffs_~j~0#1| (_ bv4 32)))) (.cse7 (= (_ bv2 32) |ULTIMATE.start_check_diffs_~i~0#1|)) (.cse0 (= (_ bv3 32) |ULTIMATE.start_check_diffs_~i~0#1|)) (.cse8 (= (_ bv3 32) |ULTIMATE.start_check_diffs_~j~0#1|)) (.cse1 (exists ((|v_skolemized_q#valueAsBitvector_46| (_ BitVec 64))) (and (= |ULTIMATE.start_solve_~x3#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_46|))) (not (let ((.cse11 (let ((.cse12 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_46|)))) (fp ((_ extract 63 63) .cse12) ((_ extract 62 52) .cse12) ((_ extract 51 0) .cse12))))) (fp.eq .cse11 .cse11)))))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_check_diffs_~i~0#1|)) (.cse9 (= (_ bv2 32) |ULTIMATE.start_check_diffs_~j~0#1|)) (.cse4 (exists ((|v_skolemized_q#valueAsBitvector_46| (_ BitVec 64))) (let ((.cse10 (select |#memory_int| |ULTIMATE.start_check_diffs_~#di~0#1.base|))) (and (= (select .cse10 (_ bv16 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_46|)) (= |ULTIMATE.start_solve_~x3#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_46|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_46|) (select .cse10 (_ bv20 32))))))) (.cse5 (= (_ bv0 32) |ULTIMATE.start_check_diffs_~#di~0#1.offset|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_check_diffs_~check_mark~0#1|))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse5 (= (_ bv1 32) |ULTIMATE.start_check_diffs_~j~0#1|) .cse6 .cse3) (and .cse7 .cse1 .cse2 .cse3) (and .cse4 .cse5 .cse6 .cse8 .cse3) (and .cse4 .cse5 .cse6 (= (_ bv4 32) |ULTIMATE.start_check_diffs_~j~0#1|) .cse3) (and .cse4 .cse5 .cse7 .cse9 .cse3) (and .cse8 .cse7 .cse1 .cse3) (and .cse0 .cse8 .cse1 .cse3) (and .cse4 .cse5 .cse6 .cse9 .cse3) (and .cse4 .cse5 (= (_ bv0 32) |ULTIMATE.start_check_diffs_~i~0#1|) .cse3))) [2024-12-06 02:48:38,078 INFO L75 FloydHoareUtils]: For program point L19(lines 19 22) no Hoare annotation was computed. [2024-12-06 02:48:38,079 INFO L77 FloydHoareUtils]: At program point L36(line 36) the Hoare annotation is: (let ((.cse4 (= (_ bv3 32) |ULTIMATE.start_check_diffs_~j~0#1|)) (.cse6 (exists ((|v_skolemized_q#valueAsBitvector_46| (_ BitVec 64))) (and (= |ULTIMATE.start_solve_~x3#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_46|))) (not (let ((.cse11 (let ((.cse12 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_46|)))) (fp ((_ extract 63 63) .cse12) ((_ extract 62 52) .cse12) ((_ extract 51 0) .cse12))))) (fp.eq .cse11 .cse11)))))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_check_diffs_~i~0#1|)) (.cse5 (= (_ bv2 32) |ULTIMATE.start_check_diffs_~i~0#1|)) (.cse7 (= (_ bv2 32) |ULTIMATE.start_check_diffs_~j~0#1|)) (.cse0 (exists ((|v_skolemized_q#valueAsBitvector_46| (_ BitVec 64))) (let ((.cse10 (select |#memory_int| |ULTIMATE.start_check_diffs_~#di~0#1.base|))) (and (= (select .cse10 (_ bv16 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_46|)) (= |ULTIMATE.start_solve_~x3#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_46|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_46|) (select .cse10 (_ bv20 32))))))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_check_diffs_~#di~0#1.offset|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_check_diffs_~check_mark~0#1|))) (or (and .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_check_diffs_~j~0#1|) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse4 .cse3) (and .cse4 .cse5 .cse6 .cse3) (and (= (_ bv3 32) |ULTIMATE.start_check_diffs_~i~0#1|) .cse4 .cse6 .cse3) (and .cse0 .cse1 .cse2 .cse7 .cse3) (and .cse5 .cse7 (exists ((|v_skolemized_q#valueAsBitvector_46| (_ BitVec 64))) (let ((.cse8 (let ((.cse9 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_46|)))) (fp ((_ extract 63 63) .cse9) ((_ extract 62 52) .cse9) ((_ extract 51 0) .cse9))))) (and (= .cse8 |ULTIMATE.start_check_diffs_#t~mem4#1|) (= |ULTIMATE.start_solve_~x3#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_46|))) (= .cse8 |ULTIMATE.start_check_diffs_#t~mem5#1|)))) .cse3) (and .cse0 .cse1 (= (_ bv0 32) |ULTIMATE.start_check_diffs_~i~0#1|) .cse3))) [2024-12-06 02:48:38,079 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 20) no Hoare annotation was computed. [2024-12-06 02:48:38,079 INFO L77 FloydHoareUtils]: At program point L41(line 41) the Hoare annotation is: true [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L41-1(line 41) the Hoare annotation is: (or (= |ULTIMATE.start_solve_#t~ret8#1| (_ bv1 32)) (= |ULTIMATE.start_solve_#t~ret8#1| (_ bv0 32))) [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L41-2(line 41) the Hoare annotation is: true [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L41-3(line 41) the Hoare annotation is: true [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L41-4(line 41) the Hoare annotation is: true [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L41-6(line 41) the Hoare annotation is: true [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L41-7(line 41) the Hoare annotation is: true [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L41-8(line 41) the Hoare annotation is: true [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L41-9(line 41) the Hoare annotation is: true [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L41-11(line 41) the Hoare annotation is: true [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L41-12(lines 41 42) the Hoare annotation is: true [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L41-14(lines 41 42) the Hoare annotation is: true [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L41-15(lines 41 42) the Hoare annotation is: true [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L41-17(lines 41 45) the Hoare annotation is: (not (and (not (exists ((|v_skolemized_q#valueAsBitvector_46| (_ BitVec 64))) (and (= |ULTIMATE.start_solve_~x3#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_46|))) (not (let ((.cse0 (let ((.cse1 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_46|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))))) (fp.eq .cse0 .cse0)))))) |ULTIMATE.start_solve_#t~short16#1|)) [2024-12-06 02:48:38,080 INFO L77 FloydHoareUtils]: At program point L42(line 42) the Hoare annotation is: true [2024-12-06 02:48:38,081 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-12-06 02:48:38,081 INFO L77 FloydHoareUtils]: At program point L42-1(line 42) the Hoare annotation is: true [2024-12-06 02:48:38,081 INFO L77 FloydHoareUtils]: At program point L34-3(lines 34 37) the Hoare annotation is: (let ((.cse0 (exists ((|v_skolemized_q#valueAsBitvector_46| (_ BitVec 64))) (and (= |ULTIMATE.start_solve_~x3#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_46|))) (not (let ((.cse5 (let ((.cse6 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_46|)))) (fp ((_ extract 63 63) .cse6) ((_ extract 62 52) .cse6) ((_ extract 51 0) .cse6))))) (fp.eq .cse5 .cse5)))))) (.cse2 (exists ((|v_skolemized_q#valueAsBitvector_46| (_ BitVec 64))) (let ((.cse4 (select |#memory_int| |ULTIMATE.start_check_diffs_~#di~0#1.base|))) (and (= (select .cse4 (_ bv16 32)) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_46|)) (= |ULTIMATE.start_solve_~x3#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_46|))) (= ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_46|) (select .cse4 (_ bv20 32))))))) (.cse3 (= (_ bv0 32) |ULTIMATE.start_check_diffs_~#di~0#1.offset|)) (.cse1 (= (_ bv1 32) |ULTIMATE.start_check_diffs_~check_mark~0#1|))) (or (and .cse0 (= (_ bv4 32) |ULTIMATE.start_check_diffs_~i~0#1|) .cse1) (and .cse2 .cse3 (= (_ bv2 32) |ULTIMATE.start_check_diffs_~i~0#1|) .cse1) (and (= (_ bv3 32) |ULTIMATE.start_check_diffs_~i~0#1|) .cse0 .cse1) (and .cse2 .cse3 (= (_ bv0 32) |ULTIMATE.start_check_diffs_~i~0#1|) .cse1) (and .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_check_diffs_~i~0#1|) .cse1))) [2024-12-06 02:48:38,081 INFO L77 FloydHoareUtils]: At program point L18(lines 18 23) the Hoare annotation is: (= (_ bv1 32) |ULTIMATE.start___VERIFIER_assert_~cond#1|) [2024-12-06 02:48:38,081 INFO L77 FloydHoareUtils]: At program point L18-2(lines 17 25) the Hoare annotation is: true [2024-12-06 02:48:38,081 INFO L77 FloydHoareUtils]: At program point check_diffs_returnLabel#1(lines 30 39) the Hoare annotation is: (not (and (not (and (exists ((|v_skolemized_q#valueAsBitvector_46| (_ BitVec 64))) (and (= |ULTIMATE.start_solve_~x3#1| (fp ((_ extract 63 63) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 62 52) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 51 0) |v_skolemized_q#valueAsBitvector_46|))) (not (let ((.cse0 (let ((.cse1 (concat ((_ extract 63 32) |v_skolemized_q#valueAsBitvector_46|) ((_ extract 31 0) |v_skolemized_q#valueAsBitvector_46|)))) (fp ((_ extract 63 63) .cse1) ((_ extract 62 52) .cse1) ((_ extract 51 0) .cse1))))) (fp.eq .cse0 .cse0))))) (= |ULTIMATE.start_check_diffs_#res#1| (_ bv1 32)))) (not (= |ULTIMATE.start_check_diffs_#res#1| (_ bv0 32))))) [2024-12-06 02:48:38,089 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,091 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,091 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: #t~short16 [2024-12-06 02:48:38,094 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,094 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,094 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-12-06 02:48:38,094 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,095 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,095 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-12-06 02:48:38,095 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,095 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-12-06 02:48:38,095 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,095 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-12-06 02:48:38,095 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,095 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,096 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,096 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-12-06 02:48:38,096 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,096 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-12-06 02:48:38,097 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,098 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,098 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-12-06 02:48:38,098 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,098 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,098 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-12-06 02:48:38,098 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression [2024-12-06 02:48:38,098 WARN L970 BoogieBacktranslator]: Unfinished Backtranslation: Unknown variable: ~#di~0!offset [2024-12-06 02:48:38,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 06.12 02:48:38 ImpRootNode [2024-12-06 02:48:38,104 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-12-06 02:48:38,104 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-06 02:48:38,104 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-06 02:48:38,104 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-06 02:48:38,105 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.12 02:46:34" (3/4) ... [2024-12-06 02:48:38,106 INFO L146 WitnessPrinter]: Generating witness for correct program [2024-12-06 02:48:38,108 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure check_domain [2024-12-06 02:48:38,112 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2024-12-06 02:48:38,112 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2024-12-06 02:48:38,112 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2024-12-06 02:48:38,112 INFO L919 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-12-06 02:48:38,130 WARN L216 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(!(\result == 1) && (\result != 0)) [2024-12-06 02:48:38,145 WARN L141 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: !(!(\result == 1) && (\result != 0)) [2024-12-06 02:48:38,176 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/witness.graphml [2024-12-06 02:48:38,176 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/bin/ukojak-verify-CZk0znPC7b/witness.yml [2024-12-06 02:48:38,176 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-06 02:48:38,177 INFO L158 Benchmark]: Toolchain (without parser) took 129539.67ms. Allocated memory is still 92.3MB. Free memory was 70.1MB in the beginning and 40.8MB in the end (delta: 29.3MB). Peak memory consumption was 23.9MB. Max. memory is 16.1GB. [2024-12-06 02:48:38,177 INFO L158 Benchmark]: CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:48:38,177 INFO L158 Benchmark]: CACSL2BoogieTranslator took 176.76ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 57.8MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-06 02:48:38,177 INFO L158 Benchmark]: Boogie Procedure Inliner took 28.65ms. Allocated memory is still 92.3MB. Free memory was 57.8MB in the beginning and 56.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:48:38,178 INFO L158 Benchmark]: Boogie Preprocessor took 31.51ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 55.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:48:38,178 INFO L158 Benchmark]: RCFGBuilder took 5255.29ms. Allocated memory is still 92.3MB. Free memory was 55.0MB in the beginning and 66.5MB in the end (delta: -11.6MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. [2024-12-06 02:48:38,178 INFO L158 Benchmark]: CodeCheck took 123971.14ms. Allocated memory is still 92.3MB. Free memory was 66.2MB in the beginning and 46.4MB in the end (delta: 19.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. [2024-12-06 02:48:38,178 INFO L158 Benchmark]: Witness Printer took 72.11ms. Allocated memory is still 92.3MB. Free memory was 46.4MB in the beginning and 40.8MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-06 02:48:38,180 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 2 procedures, 28 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 116.5s, OverallIterations: 27, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2889 SdHoareTripleChecker+Valid, 253.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 946 mSDsluCounter, 710 SdHoareTripleChecker+Invalid, 250.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 1665 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 5651 IncrementalHoareTripleChecker+Invalid, 7316 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1665 mSolverCounterUnsat, 710 mSDtfsCounter, 5651 mSolverCounterSat, 0.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 8317 GetRequests, 8055 SyntacticMatches, 12 SemanticMatches, 250 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 26124 ImplicationChecksByTransitivity, 65.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 4.2s SatisfiabilityAnalysisTime, 14.1s InterpolantComputationTime, 1078 NumberOfCodeBlocks, 1078 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1052 ConstructedInterpolants, 31 QuantifiedInterpolants, 2883 SizeOfPredicates, 23 NumberOfNonLiveVariables, 2938 ConjunctsInSsa, 159 ConjunctsInUnsatCore, 26 InterpolantComputations, 8 PerfectInterpolantSequences, 1126/1779 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: 20]: 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: 30]: Location Invariant Derived location invariant: !(!(\result == 1) && (\result != 0)) - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: ((((((((((((3 == i) && !(j < 4)) && (1 == check_mark)) || (((1 == j) && (1 == i)) && (1 == check_mark))) || (((2 == i) && !(j < 4)) && (1 == check_mark))) || (((1 == i) && (3 == j)) && (1 == check_mark))) || (((1 == i) && (4 == j)) && (1 == check_mark))) || (((2 == i) && (2 == j)) && (1 == check_mark))) || (((3 == j) && (2 == i)) && (1 == check_mark))) || (((3 == i) && (3 == j)) && (1 == check_mark))) || (((1 == i) && (2 == j)) && (1 == check_mark))) || ((0 == i) && (1 == check_mark))) - InvariantResult [Line: 34]: Loop Invariant Derived loop invariant: ((((((4 == i) && (1 == check_mark)) || ((2 == i) && (1 == check_mark))) || ((3 == i) && (1 == check_mark))) || ((0 == i) && (1 == check_mark))) || ((1 == i) && (1 == check_mark))) - ProcedureContractResult [Line: 26]: Procedure Contract for check_domain Derived contract for procedure check_domain. Ensures: ((\result == 1) || (\result == 0)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29ms. Allocated memory is still 83.9MB. Free memory is still 48.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 176.76ms. Allocated memory is still 92.3MB. Free memory was 70.0MB in the beginning and 57.8MB in the end (delta: 12.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 28.65ms. Allocated memory is still 92.3MB. Free memory was 57.8MB in the beginning and 56.3MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 31.51ms. Allocated memory is still 92.3MB. Free memory was 56.3MB in the beginning and 55.0MB in the end (delta: 1.4MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 5255.29ms. Allocated memory is still 92.3MB. Free memory was 55.0MB in the beginning and 66.5MB in the end (delta: -11.6MB). Peak memory consumption was 20.1MB. Max. memory is 16.1GB. * CodeCheck took 123971.14ms. Allocated memory is still 92.3MB. Free memory was 66.2MB in the beginning and 46.4MB in the end (delta: 19.8MB). Peak memory consumption was 20.6MB. Max. memory is 16.1GB. * Witness Printer took 72.11ms. Allocated memory is still 92.3MB. Free memory was 46.4MB in the beginning and 40.8MB in the end (delta: 5.5MB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: #t~short16 - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Expression type not yet supported in backtranslation: QuantifierExpression - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: Unknown variable: ~#di~0!offset RESULT: Ultimate proved your program to be correct! [2024-12-06 02:48:38,244 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_38abfe92-9804-4d66-996b-f24aa1c44324/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