./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/verifythis/lcp.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:12:13,333 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:12:13,409 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Default.epf [2024-11-25 02:12:13,417 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-25 02:12:13,418 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-25 02:12:13,437 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:12:13,438 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:12:13,439 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:12:13,439 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:12:13,439 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:12:13,439 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:12:13,439 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:12:13,439 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:12:13,440 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 02:12:13,440 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 02:12:13,440 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 02:12:13,440 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:12:13,440 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:12:13,440 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:12:13,440 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:12:13,441 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:12:13,441 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:12:13,441 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:12:13,441 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:12:13,441 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:12:13,441 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:12:13,442 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:12:13,442 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:12:13,442 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-25 02:12:13,442 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-25 02:12:13,442 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_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a [2024-11-25 02:12:13,713 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:12:13,726 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:12:13,730 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:12:13,732 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:12:13,732 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:12:13,735 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/verifythis/lcp.c [2024-11-25 02:12:16,854 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/data/aa392493d/3ca322f8b8c3494ba8decaa74dc0481d/FLAG43c9a89a4 [2024-11-25 02:12:17,117 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:12:17,118 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/sv-benchmarks/c/verifythis/lcp.c [2024-11-25 02:12:17,129 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/data/aa392493d/3ca322f8b8c3494ba8decaa74dc0481d/FLAG43c9a89a4 [2024-11-25 02:12:17,156 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/data/aa392493d/3ca322f8b8c3494ba8decaa74dc0481d [2024-11-25 02:12:17,160 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:12:17,162 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:12:17,164 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:12:17,165 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:12:17,170 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:12:17,171 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,174 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@31d1cdc6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17, skipping insertion in model container [2024-11-25 02:12:17,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,192 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:12:17,351 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:12:17,361 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:12:17,380 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:12:17,394 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:12:17,394 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17 WrapperNode [2024-11-25 02:12:17,395 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:12:17,396 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:12:17,396 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:12:17,396 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:12:17,403 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,410 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,431 INFO L138 Inliner]: procedures = 20, calls = 30, calls flagged for inlining = 11, calls inlined = 12, statements flattened = 107 [2024-11-25 02:12:17,431 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:12:17,432 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:12:17,432 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:12:17,432 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:12:17,439 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,439 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,441 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,442 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,448 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,449 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,452 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,453 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,454 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,456 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:12:17,457 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:12:17,457 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:12:17,457 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:12:17,458 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:12:17" (1/1) ... [2024-11-25 02:12:17,464 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:12:17,479 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:12:17,494 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:12:17,498 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:12:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:12:17,528 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-25 02:12:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 02:12:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:12:17,529 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:12:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-25 02:12:17,529 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:12:17,617 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:12:17,620 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:12:17,996 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-11-25 02:12:17,997 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:12:18,126 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:12:18,127 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:12:18,127 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:12:18 BoogieIcfgContainer [2024-11-25 02:12:18,127 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:12:18,128 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:12:18,128 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:12:18,138 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:12:18,139 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:12:18" (1/1) ... [2024-11-25 02:12:18,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:12:18,187 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:18,195 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2024-11-25 02:12:18,196 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2024-11-25 02:12:18,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:12:18,199 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:18,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:18,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:18,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:18,526 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:18,529 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2024-11-25 02:12:18,529 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2024-11-25 02:12:18,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:12:18,529 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:18,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:18,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:19,016 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:19,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:19,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2024-11-25 02:12:19,581 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2024-11-25 02:12:19,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 02:12:19,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:19,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:19,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:19,657 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:19,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:19,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2024-11-25 02:12:19,680 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2024-11-25 02:12:19,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 02:12:19,681 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:19,681 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:19,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:20,141 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:21,496 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:21,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 51 states and 63 transitions. [2024-11-25 02:12:21,497 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 63 transitions. [2024-11-25 02:12:21,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:12:21,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:21,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:21,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:21,685 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:22,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:22,583 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 56 states and 79 transitions. [2024-11-25 02:12:22,583 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 79 transitions. [2024-11-25 02:12:22,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:12:22,583 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:22,583 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:22,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:22,708 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:22,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:22,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 58 states and 85 transitions. [2024-11-25 02:12:22,990 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 85 transitions. [2024-11-25 02:12:22,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:12:22,990 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:22,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:23,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:23,088 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:23,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:23,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 87 transitions. [2024-11-25 02:12:23,423 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2024-11-25 02:12:23,423 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 02:12:23,423 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:23,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:23,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:23,727 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:25,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:25,989 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 64 states and 98 transitions. [2024-11-25 02:12:25,990 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 98 transitions. [2024-11-25 02:12:25,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:12:25,991 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:25,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:26,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:26,867 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:30,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:30,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 71 states and 116 transitions. [2024-11-25 02:12:30,686 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 116 transitions. [2024-11-25 02:12:30,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:12:30,687 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:30,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:30,720 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:31,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:31,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 71 states and 115 transitions. [2024-11-25 02:12:31,107 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 115 transitions. [2024-11-25 02:12:31,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:12:31,107 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:31,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:31,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:31,144 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:31,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:31,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 71 states and 114 transitions. [2024-11-25 02:12:31,549 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 114 transitions. [2024-11-25 02:12:31,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:12:31,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:31,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:31,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:31,809 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:32,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:32,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 72 states and 116 transitions. [2024-11-25 02:12:32,282 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 116 transitions. [2024-11-25 02:12:32,283 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 02:12:32,283 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:32,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:32,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:33,604 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:38,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:38,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 78 states and 133 transitions. [2024-11-25 02:12:38,042 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 133 transitions. [2024-11-25 02:12:38,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 02:12:38,045 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:38,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:38,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:38,295 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:38,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:38,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 78 states and 132 transitions. [2024-11-25 02:12:38,767 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 132 transitions. [2024-11-25 02:12:38,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 02:12:38,769 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:38,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:38,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:40,302 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:12:48,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:48,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 88 states and 171 transitions. [2024-11-25 02:12:48,497 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 171 transitions. [2024-11-25 02:12:48,498 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 02:12:48,498 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:48,498 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:48,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:48,969 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 02:12:54,517 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:54,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 94 states and 183 transitions. [2024-11-25 02:12:54,518 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 183 transitions. [2024-11-25 02:12:54,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 02:12:54,519 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:54,519 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:54,532 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:54,544 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:12:55,164 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:55,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 95 states and 185 transitions. [2024-11-25 02:12:55,165 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 185 transitions. [2024-11-25 02:12:55,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 02:12:55,165 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:55,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:55,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:55,191 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:12:55,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:12:55,217 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 184 states to 94 states and 184 transitions. [2024-11-25 02:12:55,217 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 184 transitions. [2024-11-25 02:12:55,218 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 02:12:55,218 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:12:55,218 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:12:55,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:12:56,557 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:08,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:08,245 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 105 states and 214 transitions. [2024-11-25 02:13:08,245 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 214 transitions. [2024-11-25 02:13:08,246 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:13:08,246 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:08,246 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:08,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:08,634 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:19,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:19,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 115 states and 243 transitions. [2024-11-25 02:13:19,266 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 243 transitions. [2024-11-25 02:13:19,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:13:19,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:19,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:19,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:20,603 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:13:30,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:30,511 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 267 states to 123 states and 267 transitions. [2024-11-25 02:13:30,511 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 267 transitions. [2024-11-25 02:13:30,512 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:13:30,512 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:30,512 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:30,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:32,752 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:40,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:40,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 285 states to 127 states and 285 transitions. [2024-11-25 02:13:40,229 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 285 transitions. [2024-11-25 02:13:40,229 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:13:40,229 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:40,230 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:40,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:40,466 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:41,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:41,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 128 states and 302 transitions. [2024-11-25 02:13:41,689 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 302 transitions. [2024-11-25 02:13:41,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:13:41,689 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:41,689 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:41,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:41,851 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 10 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:43,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:43,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 311 states to 129 states and 311 transitions. [2024-11-25 02:13:43,001 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 311 transitions. [2024-11-25 02:13:43,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:13:43,002 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:43,002 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:43,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:43,029 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-25 02:13:44,143 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:44,143 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 129 states and 310 transitions. [2024-11-25 02:13:44,143 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 310 transitions. [2024-11-25 02:13:44,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:13:44,144 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:44,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:44,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:44,163 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-25 02:13:45,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:45,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 309 states to 129 states and 309 transitions. [2024-11-25 02:13:45,206 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 309 transitions. [2024-11-25 02:13:45,206 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:13:45,207 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:45,207 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:45,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:47,187 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:49,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:49,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 130 states and 312 transitions. [2024-11-25 02:13:49,818 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 312 transitions. [2024-11-25 02:13:49,819 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:13:49,819 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:49,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:49,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:50,566 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:53,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:53,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 132 states and 325 transitions. [2024-11-25 02:13:53,267 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 325 transitions. [2024-11-25 02:13:53,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:13:53,267 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:53,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:53,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:53,437 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 1 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:13:54,692 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:54,692 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 332 states to 133 states and 332 transitions. [2024-11-25 02:13:54,693 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 332 transitions. [2024-11-25 02:13:54,693 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:13:54,693 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:54,693 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:54,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:54,713 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:13:55,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:13:55,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 132 states and 331 transitions. [2024-11-25 02:13:55,966 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 331 transitions. [2024-11-25 02:13:55,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:13:55,967 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:13:55,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:13:55,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:13:57,780 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 02:14:20,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:20,004 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 146 states and 373 transitions. [2024-11-25 02:14:20,004 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 373 transitions. [2024-11-25 02:14:20,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:14:20,005 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:20,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:20,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:20,063 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:14:28,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:28,676 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 151 states and 389 transitions. [2024-11-25 02:14:28,676 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 389 transitions. [2024-11-25 02:14:28,676 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:14:28,676 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:28,676 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:28,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:28,875 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 7 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:14:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:36,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 155 states and 404 transitions. [2024-11-25 02:14:36,286 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 404 transitions. [2024-11-25 02:14:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 02:14:36,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:36,287 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:36,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:36,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:14:43,569 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:43,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 411 states to 160 states and 411 transitions. [2024-11-25 02:14:43,570 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 411 transitions. [2024-11-25 02:14:43,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2024-11-25 02:14:43,570 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:43,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:43,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:45,430 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2024-11-25 02:14:58,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:14:58,502 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 432 states to 166 states and 432 transitions. [2024-11-25 02:14:58,502 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 432 transitions. [2024-11-25 02:14:58,503 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 02:14:58,503 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:14:58,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:14:58,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:14:59,141 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:15:28,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:15:28,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 183 states and 478 transitions. [2024-11-25 02:15:28,108 INFO L276 IsEmpty]: Start isEmpty. Operand 183 states and 478 transitions. [2024-11-25 02:15:28,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2024-11-25 02:15:28,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:15:28,109 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:15:28,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:28,170 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-25 02:15:34,214 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:15:34,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 186 states and 488 transitions. [2024-11-25 02:15:34,215 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 488 transitions. [2024-11-25 02:15:34,216 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:15:34,216 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:15:34,216 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:15:34,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:35,100 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 02:15:46,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:15:46,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 498 states to 193 states and 498 transitions. [2024-11-25 02:15:46,555 INFO L276 IsEmpty]: Start isEmpty. Operand 193 states and 498 transitions. [2024-11-25 02:15:46,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-25 02:15:46,556 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:15:46,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:15:46,569 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:46,634 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-25 02:15:48,679 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:15:48,679 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 194 states and 501 transitions. [2024-11-25 02:15:48,680 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 501 transitions. [2024-11-25 02:15:48,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-25 02:15:48,680 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:15:48,680 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:15:48,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:15:50,241 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:16:27,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:16:27,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 550 states to 213 states and 550 transitions. [2024-11-25 02:16:27,338 INFO L276 IsEmpty]: Start isEmpty. Operand 213 states and 550 transitions. [2024-11-25 02:16:27,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:16:27,339 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:16:27,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:16:27,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:16:27,404 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 6 proven. 10 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-25 02:16:29,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:16:29,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 214 states and 551 transitions. [2024-11-25 02:16:29,706 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 551 transitions. [2024-11-25 02:16:29,706 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-25 02:16:29,706 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:16:29,706 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:16:29,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:16:29,808 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-25 02:16:40,106 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:16:40,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 218 states and 559 transitions. [2024-11-25 02:16:40,107 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 559 transitions. [2024-11-25 02:16:40,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2024-11-25 02:16:40,108 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:16:40,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:16:40,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:16:40,282 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2024-11-25 02:16:42,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:16:42,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 559 states to 219 states and 559 transitions. [2024-11-25 02:16:42,793 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 559 transitions. [2024-11-25 02:16:42,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-25 02:16:42,793 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:16:42,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:16:42,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:16:42,815 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-25 02:16:50,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:16:50,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 561 states to 222 states and 561 transitions. [2024-11-25 02:16:50,218 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 561 transitions. [2024-11-25 02:16:50,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-25 02:16:50,219 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:16:50,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-25 02:16:50,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:16:50,976 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2024-11-25 02:16:58,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:16:58,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 26 states and 27 transitions. [2024-11-25 02:16:58,572 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 27 transitions. [2024-11-25 02:16:58,572 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-25 02:16:58,573 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 46 iterations. [2024-11-25 02:16:58,580 INFO L726 CodeCheckObserver]: All specifications hold 18 specifications checked. All of them hold [2024-11-25 02:17:07,425 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr4REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:17:07,425 INFO L75 FloydHoareUtils]: For program point L11(line 11) no Hoare annotation was computed. [2024-11-25 02:17:07,425 INFO L75 FloydHoareUtils]: For program point L11-2(line 11) no Hoare annotation was computed. [2024-11-25 02:17:07,425 INFO L77 FloydHoareUtils]: At program point main_returnLabel#1(lines 35 49) the Hoare annotation is: (let ((.cse0 (@diff |#valid| |ULTIMATE.start_main_old_#valid#1|))) (= (select |ULTIMATE.start_main_old_#valid#1| .cse0) (select |#valid| .cse0))) [2024-11-25 02:17:07,426 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr17ASSERT_VIOLATIONMEMORY_LEAK(lines 35 49) no Hoare annotation was computed. [2024-11-25 02:17:07,426 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:17:07,428 INFO L77 FloydHoareUtils]: At program point L28(line 28) the Hoare annotation is: (let ((.cse2 (select |#length| |ULTIMATE.start_check_~a#1.base|)) (.cse3 (* 4 |ULTIMATE.start_check_~x#1|)) (.cse4 (select |#memory_int| |ULTIMATE.start_check_~a#1.base|)) (.cse0 (* 4 |ULTIMATE.start_check_~y#1|)) (.cse1 (* |ULTIMATE.start_check_~i~0#1| 4))) (and (<= 0 (+ |ULTIMATE.start_check_~i~0#1| |ULTIMATE.start_check_~y#1|)) (<= 0 (+ |ULTIMATE.start_check_~i~0#1| |ULTIMATE.start_check_~x#1|)) (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= (+ .cse0 .cse1 4) .cse2) (= |ULTIMATE.start_check_~a#1.offset| 0) (<= (+ .cse3 .cse1 4) .cse2) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (select .cse4 (+ |ULTIMATE.start_check_~a#1.offset| .cse3 .cse1)) 0) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1) (= (select .cse4 (+ .cse0 |ULTIMATE.start_check_~a#1.offset| .cse1)) 0))) [2024-11-25 02:17:07,429 INFO L77 FloydHoareUtils]: At program point L28-1(line 28) the Hoare annotation is: (let ((.cse0 (* 4 |ULTIMATE.start_check_~y#1|)) (.cse1 (* |ULTIMATE.start_check_~i~0#1| 4))) (and (<= 0 (+ |ULTIMATE.start_check_~i~0#1| |ULTIMATE.start_check_~y#1|)) (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= (+ .cse0 .cse1 4) (select |#length| |ULTIMATE.start_check_~a#1.base|)) (= |ULTIMATE.start_check_~a#1.offset| 0) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= |ULTIMATE.start_check_#t~mem10#1| 0) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1) (= (select (select |#memory_int| |ULTIMATE.start_check_~a#1.base|) (+ .cse0 |ULTIMATE.start_check_~a#1.offset| .cse1)) 0))) [2024-11-25 02:17:07,429 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr9REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:17:07,429 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr12REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:17:07,430 INFO L77 FloydHoareUtils]: At program point L12(lines 12 14) the Hoare annotation is: (and (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-11-25 02:17:07,430 INFO L75 FloydHoareUtils]: For program point L12-1(lines 12 14) no Hoare annotation was computed. [2024-11-25 02:17:07,430 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr6REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:17:07,430 INFO L77 FloydHoareUtils]: At program point L13(line 13) the Hoare annotation is: (and (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (not (= |ULTIMATE.start___VERIFIER_assert_~cond#1| 0)) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-11-25 02:17:07,430 INFO L75 FloydHoareUtils]: For program point L13-2(line 13) no Hoare annotation was computed. [2024-11-25 02:17:07,430 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-25 02:17:07,431 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr3REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:17:07,431 INFO L77 FloydHoareUtils]: At program point L47(line 47) the Hoare annotation is: (and (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-11-25 02:17:07,431 INFO L77 FloydHoareUtils]: At program point L47-1(line 47) the Hoare annotation is: (and (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-11-25 02:17:07,431 INFO L77 FloydHoareUtils]: At program point L47-2(line 47) the Hoare annotation is: (and (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-11-25 02:17:07,431 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr14ASSERT_VIOLATIONMEMORY_FREE(line 47) no Hoare annotation was computed. [2024-11-25 02:17:07,431 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:17:07,432 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr13ASSERT_VIOLATIONMEMORY_LEAK(line 11) no Hoare annotation was computed. [2024-11-25 02:17:07,432 INFO L77 FloydHoareUtils]: At program point L31(lines 31 32) the Hoare annotation is: (and (or (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~y#1| 1)) (< |ULTIMATE.start_check_~n#1| (+ |ULTIMATE.start_check_~l#1| |ULTIMATE.start_check_~x#1| 1))) (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (select |#valid| |ULTIMATE.start_check_~a#1.base|) 1) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-11-25 02:17:07,432 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr11REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:17:07,432 INFO L75 FloydHoareUtils]: For program point L32(line 32) no Hoare annotation was computed. [2024-11-25 02:17:07,432 INFO L75 FloydHoareUtils]: For program point L32-1(line 32) no Hoare annotation was computed. [2024-11-25 02:17:07,432 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr16ASSERT_VIOLATIONMEMORY_FREE(line 47) no Hoare annotation was computed. [2024-11-25 02:17:07,432 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr5REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:17:07,432 INFO L77 FloydHoareUtils]: At program point L24(lines 24 33) the Hoare annotation is: (and (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) [2024-11-25 02:17:07,432 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK(line 11) no Hoare annotation was computed. [2024-11-25 02:17:07,432 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-25 02:17:07,432 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr15ASSERT_VIOLATIONMEMORY_FREE(line 47) no Hoare annotation was computed. [2024-11-25 02:17:07,432 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:17:07,433 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr7REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:17:07,433 INFO L77 FloydHoareUtils]: At program point L18-1(line 18) the Hoare annotation is: (let ((.cse17 (select |#length| |ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse3 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse4 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse6 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse8 ((as const (Array Int Int)) 0)) (.cse7 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse9 (= (+ .cse17 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse0 (* 4 |ULTIMATE.start_lcp_~x#1|)) (.cse13 (* 4 |ULTIMATE.start_lcp_~n#1|)) (.cse10 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse11 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse12 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse14 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse15 (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) (.cse5 (* 4 |ULTIMATE.start_lcp_~y#1|)) (.cse1 (select |#length| |ULTIMATE.start_lcp_~a#1.base|)) (.cse2 (not |ULTIMATE.start_lcp_#t~short7#1|)) (.cse16 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) (or (and (or (< (+ .cse0 3) .cse1) .cse2) .cse3 .cse4 (or (< (+ 3 .cse5) .cse1) .cse2) .cse6 .cse7 (<= 0 |ULTIMATE.start_lcp_~x#1|) (= .cse8 (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|)) .cse9 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|) .cse10 .cse11 .cse12 (or (<= .cse13 .cse1) (< (+ 3 .cse1) .cse0)) .cse14 (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse15 .cse16) (let ((.cse18 (* |ULTIMATE.start_lcp_~l~0#1| 4)) (.cse19 (mod |ULTIMATE.start_main_~n~0#1| 1073741824))) (and .cse3 .cse4 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) (<= 0 |ULTIMATE.start_main_~x~0#1|) .cse6 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) (= .cse8 (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) (<= (+ (* |ULTIMATE.start_main_~y~0#1| 4) .cse1) (+ .cse17 .cse5)) .cse7 .cse9 (or (< (+ .cse0 3 .cse18) .cse1) .cse2) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1|) .cse19) (< .cse13 (+ .cse1 1)) .cse10 .cse11 .cse12 .cse14 .cse15 (or |ULTIMATE.start_lcp_#t~short7#1| (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1| 1)) (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1| 1))) (or (< (+ 3 .cse5 .cse18) .cse1) .cse2) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1|) .cse19) .cse16))))) [2024-11-25 02:17:07,434 INFO L77 FloydHoareUtils]: At program point L18-2(line 18) the Hoare annotation is: (let ((.cse16 (select |#length| |ULTIMATE.start_main_~a~0#1.base|))) (let ((.cse0 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse1 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse6 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse7 (= (select |#valid| |ULTIMATE.start_lcp_~a#1.base|) 1)) (.cse8 (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|))) (.cse9 (= (+ .cse16 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse12 (* 4 |ULTIMATE.start_lcp_~x#1|)) (.cse5 (* 4 |ULTIMATE.start_lcp_~n#1|)) (.cse10 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse11 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse13 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse14 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse2 (* 4 |ULTIMATE.start_lcp_~y#1|)) (.cse3 (select |#length| |ULTIMATE.start_lcp_~a#1.base|)) (.cse15 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) (or (and .cse0 .cse1 (<= (+ .cse2 4) .cse3) .cse4 (<= .cse5 .cse3) .cse6 .cse7 (<= 0 |ULTIMATE.start_lcp_~x#1|) .cse8 .cse9 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|) .cse10 .cse11 (<= (+ .cse12 4) .cse3) .cse13 .cse14 (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse15) (let ((.cse17 (* |ULTIMATE.start_lcp_~l~0#1| 4))) (and .cse0 .cse1 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) (<= 0 |ULTIMATE.start_main_~x~0#1|) .cse4 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) (<= (+ (* |ULTIMATE.start_main_~y~0#1| 4) .cse3) (+ .cse16 .cse2)) .cse6 .cse7 .cse8 .cse9 (<= (+ .cse12 4 .cse17) .cse3) (< .cse5 (+ .cse3 1)) .cse10 .cse11 .cse13 .cse14 (< (+ 3 .cse2 .cse17) .cse3) .cse15))))) [2024-11-25 02:17:07,434 INFO L75 FloydHoareUtils]: For program point ULTIMATE.startErr10REQUIRES_VIOLATIONMEMORY_DEREFERENCE(line -1) no Hoare annotation was computed. [2024-11-25 02:17:07,434 INFO L77 FloydHoareUtils]: At program point L18-3(line 18) the Hoare annotation is: (let ((.cse16 (* |ULTIMATE.start_lcp_~l~0#1| 4)) (.cse4 (select |#length| |ULTIMATE.start_main_~a~0#1.base|)) (.cse3 (select |#length| |ULTIMATE.start_lcp_~a#1.base|))) (let ((.cse0 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse1 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse5 (* 4 |ULTIMATE.start_lcp_~y#1|)) (.cse2 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse6 (<= (* 4 |ULTIMATE.start_lcp_~n#1|) .cse3)) (.cse7 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse8 (= (select |#valid| |ULTIMATE.start_lcp_~a#1.base|) 1)) (.cse9 (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|))) (.cse10 (= (+ .cse4 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse11 (= |ULTIMATE.start_lcp_#t~mem5#1| 0)) (.cse12 (<= (+ (* 4 |ULTIMATE.start_lcp_~x#1|) 4 .cse16) .cse3)) (.cse13 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse14 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse15 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse17 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse18 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) (or (and .cse0 .cse1 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) (<= 0 |ULTIMATE.start_main_~x~0#1|) .cse2 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) (<= (+ (* |ULTIMATE.start_main_~y~0#1| 4) .cse3) (+ .cse4 .cse5)) .cse6 .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 .cse15 (<= (+ .cse5 4 .cse16) .cse3) .cse17 .cse18) (and .cse0 .cse1 (<= (+ .cse5 4) .cse3) .cse2 .cse6 .cse7 .cse8 (<= 0 |ULTIMATE.start_lcp_~x#1|) .cse9 .cse10 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|) .cse11 .cse12 .cse13 .cse14 .cse15 .cse17 (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse18)))) [2024-11-25 02:17:07,434 INFO L77 FloydHoareUtils]: At program point L18-6(lines 18 20) the Hoare annotation is: (let ((.cse1 (select |#length| |ULTIMATE.start_main_~a~0#1.base|)) (.cse21 ((as const (Array Int Int)) 0)) (.cse17 (select |#length| |ULTIMATE.start_lcp_~a#1.base|)) (.cse19 (mod |ULTIMATE.start_main_~n~0#1| 1073741824))) (let ((.cse5 (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1| 1) .cse19)) (.cse6 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse0 (* |ULTIMATE.start_main_~y~0#1| 4)) (.cse7 (<= (* 4 |ULTIMATE.start_lcp_~n#1|) .cse17)) (.cse9 (= .cse21 (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|))) (.cse11 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse12 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse14 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse16 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|)) (.cse2 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse3 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse4 (<= 0 |ULTIMATE.start_main_~x~0#1|)) (.cse8 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse10 (= (+ .cse1 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse13 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse18 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1| 1)) (.cse20 (= |ULTIMATE.start_lcp_~l~0#1| 0)) (.cse15 (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) (.cse22 (not |ULTIMATE.start_lcp_#t~short7#1|))) (or (and (<= (+ .cse0 4 (* |ULTIMATE.start_lcp_~l~0#1| 4)) .cse1) |ULTIMATE.start_lcp_#t~short7#1| .cse2 .cse3 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) .cse4 .cse5 .cse6 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) .cse7 .cse8 .cse9 .cse10 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|) .cse11 .cse12 .cse13 .cse14 .cse15 .cse16) (and .cse2 .cse3 .cse5 .cse6 (<= (+ .cse0 .cse17) (+ .cse1 (* 4 |ULTIMATE.start_lcp_~y#1|))) .cse7 .cse8 (<= 0 |ULTIMATE.start_lcp_~x#1|) .cse9 .cse10 .cse11 .cse12 (<= .cse18 .cse19) .cse13 .cse14 .cse20 .cse15 .cse16) (and .cse2 .cse3 .cse4 (= .cse21 (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) .cse8 .cse10 (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1|) .cse19) .cse13 .cse15 (or (< |ULTIMATE.start_main_~n~0#1| .cse18) (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1| 1))) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1|) .cse19) .cse22) (and .cse20 .cse15 .cse22)))) [2024-11-25 02:17:07,439 INFO L77 FloydHoareUtils]: At program point L18-9(lines 18 20) the Hoare annotation is: (let ((.cse6 (select |#length| |ULTIMATE.start_main_~a~0#1.base|)) (.cse5 (select |#length| |ULTIMATE.start_lcp_~a#1.base|))) (let ((.cse0 (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|)) (.cse1 (= |ULTIMATE.start_main_~a~0#1.offset| 0)) (.cse3 (<= |ULTIMATE.start_lcp_~y#1| |ULTIMATE.start_main_~y~0#1|)) (.cse7 (<= (* 4 |ULTIMATE.start_lcp_~n#1|) .cse5)) (.cse8 (<= 0 |ULTIMATE.start_main_~y~0#1|)) (.cse4 ((as const (Array Int Int)) 0)) (.cse9 (= (+ .cse6 (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4))) (.cse10 (= |ULTIMATE.start_lcp_~a#1.offset| 0)) (.cse11 (= |ULTIMATE.start_main_~x~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse12 (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|)) (.cse13 (= |ULTIMATE.start_main_~n~0#1| |ULTIMATE.start_lcp_~n#1|)) (.cse14 (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1)) (.cse16 (= |ULTIMATE.start_main_~a~0#1.base| |ULTIMATE.start_lcp_~a#1.base|))) (or (let ((.cse2 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~x#1|)) (.cse15 (mod |ULTIMATE.start_main_~n~0#1| 1073741824))) (and .cse0 .cse1 (<= 1 .cse2) (<= 0 |ULTIMATE.start_main_~x~0#1|) .cse3 (<= 1 (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_lcp_~y#1|)) (= .cse4 (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) (<= (+ (* |ULTIMATE.start_main_~y~0#1| 4) .cse5) (+ .cse6 (* 4 |ULTIMATE.start_lcp_~y#1|))) .cse7 .cse8 .cse9 .cse10 .cse11 .cse12 .cse13 .cse14 (<= .cse2 .cse15) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1|) .cse15) .cse16)) (and .cse0 .cse1 .cse3 .cse7 .cse8 (<= 0 |ULTIMATE.start_lcp_~x#1|) (= .cse4 (select |#memory_int| |ULTIMATE.start_lcp_~a#1.base|)) .cse9 (<= |ULTIMATE.start_main_~y~0#1| |ULTIMATE.start_lcp_~y#1|) .cse10 .cse11 .cse12 .cse13 (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse14 .cse16)))) [2024-11-25 02:17:07,440 INFO L77 FloydHoareUtils]: At program point L18-10(lines 18 20) the Hoare annotation is: (let ((.cse1 (= (select |#valid| |ULTIMATE.start_main_~a~0#1.base|) 1))) (or (let ((.cse0 (mod |ULTIMATE.start_main_~n~0#1| 1073741824))) (and (< |ULTIMATE.start_main_~a~0#1.base| |#StackHeapBarrier|) (= |ULTIMATE.start_main_~a~0#1.offset| 0) (<= 0 |ULTIMATE.start_main_~x~0#1|) (= ((as const (Array Int Int)) 0) (select |#memory_int| |ULTIMATE.start_main_~a~0#1.base|)) (<= 0 |ULTIMATE.start_main_~y~0#1|) (= (+ (select |#length| |ULTIMATE.start_main_~a~0#1.base|) (* (div |ULTIMATE.start_main_~n~0#1| 1073741824) 4294967296)) (* |ULTIMATE.start_main_~n~0#1| 4)) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1|) .cse0) (= (store |#valid| |ULTIMATE.start_main_~a~0#1.base| 0) |ULTIMATE.start_main_old_#valid#1|) .cse1 (or (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1| 1)) (< |ULTIMATE.start_main_~n~0#1| (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~x~0#1| 1))) (<= (+ |ULTIMATE.start_lcp_~l~0#1| |ULTIMATE.start_main_~y~0#1|) .cse0))) (and (= |ULTIMATE.start_lcp_~l~0#1| 0) .cse1))) [2024-11-25 02:17:07,449 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:580) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:283) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translateSelect(Term2Expression.java:371) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:164) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:138) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:174) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.translate(Term2Expression.java:138) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:402) at de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder.RCFGBacktranslator.translateExpression(RCFGBacktranslator.java:1) at de.uni_freiburg.informatik.ultimate.core.lib.translation.DefaultTranslator.translateExpressionWithContext(DefaultTranslator.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:109) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.ModelTranslationContainer.translateExpressionWithContext(ModelTranslationContainer.java:91) at de.uni_freiburg.informatik.ultimate.core.coreplugin.services.BacktranslationService.translateExpressionWithContext(BacktranslationService.java:117) at de.uni_freiburg.informatik.ultimate.lib.proofs.floydhoare.FloydHoareUtils.createInvariantResults(FloydHoareUtils.java:126) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.createInvariantAndContractResults(CodeCheckObserver.java:542) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:518) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:166) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:150) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:127) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:233) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:227) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:144) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:106) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:319) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2024-11-25 02:17:07,455 INFO L158 Benchmark]: Toolchain (without parser) took 290293.72ms. Allocated memory was 117.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 92.6MB in the beginning and 533.8MB in the end (delta: -441.3MB). Peak memory consumption was 648.7MB. Max. memory is 16.1GB. [2024-11-25 02:17:07,456 INFO L158 Benchmark]: CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:17:07,456 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.72ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 81.1MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:17:07,456 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.69ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.3MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-11-25 02:17:07,457 INFO L158 Benchmark]: Boogie Preprocessor took 24.54ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-25 02:17:07,461 INFO L158 Benchmark]: RCFGBuilder took 670.31ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 53.1MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. [2024-11-25 02:17:07,462 INFO L158 Benchmark]: CodeCheck took 289326.71ms. Allocated memory was 117.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 53.1MB in the beginning and 533.8MB in the end (delta: -480.8MB). Peak memory consumption was 606.8MB. Max. memory is 16.1GB. [2024-11-25 02:17:07,464 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 42 locations, 18 error locations. Started 1 CEGAR loops. OverallTime: 280.4s, OverallIterations: 46, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5545 SdHoareTripleChecker+Valid, 77.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5209 mSDsluCounter, 1799 SdHoareTripleChecker+Invalid, 69.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1302 mSDsCounter, 7688 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 33781 IncrementalHoareTripleChecker+Invalid, 41469 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7688 mSolverCounterUnsat, 497 mSDtfsCounter, 33781 mSolverCounterSat, 0.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7117 GetRequests, 6104 SyntacticMatches, 187 SemanticMatches, 826 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289821 ImplicationChecksByTransitivity, 269.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 23.4s InterpolantComputationTime, 605 NumberOfCodeBlocks, 605 NumberOfCodeBlocksAsserted, 45 NumberOfCheckSat, 560 ConstructedInterpolants, 0 QuantifiedInterpolants, 7777 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 45 InterpolantComputations, 22 PerfectInterpolantSequences, 150/302 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: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 11]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: -1]: pointer dereference always succeeds For all program executions holds that pointer dereference always succeeds at this location - PositiveResult [Line: 11]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 47]: free always succeeds For all program executions holds that free always succeeds at this location - PositiveResult [Line: 35]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 18 specifications checked. All of them hold - ExceptionOrErrorResult: IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int) de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: IllegalArgumentException: unknown symbol (@diff (Array Int Int) (Array Int Int) Int): de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.boogie.Term2Expression.getBinaryOperator(Term2Expression.java:580) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.42ms. Allocated memory is still 117.4MB. Free memory is still 72.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 230.72ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 81.1MB in the end (delta: 11.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.69ms. Allocated memory is still 117.4MB. Free memory was 81.1MB in the beginning and 79.3MB in the end (delta: 1.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.54ms. Allocated memory is still 117.4MB. Free memory was 79.3MB in the beginning and 78.2MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 670.31ms. Allocated memory is still 117.4MB. Free memory was 78.2MB in the beginning and 53.1MB in the end (delta: 25.1MB). Peak memory consumption was 25.2MB. Max. memory is 16.1GB. * CodeCheck took 289326.71ms. Allocated memory was 117.4MB in the beginning and 1.2GB in the end (delta: 1.1GB). Free memory was 53.1MB in the beginning and 533.8MB in the end (delta: -480.8MB). Peak memory consumption was 606.8MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2024-11-25 02:17:07,489 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/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_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/verifythis/lcp.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-11-25 02:17:10,037 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-25 02:17:10,177 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/config/svcomp-DerefFreeMemtrack-32bit-Kojak_Bitvector.epf [2024-11-25 02:17:10,220 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-25 02:17:10,221 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-25 02:17:10,222 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-25 02:17:10,222 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-25 02:17:10,222 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-25 02:17:10,223 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-25 02:17:10,223 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-25 02:17:10,223 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-25 02:17:10,224 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2024-11-25 02:17:10,224 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2024-11-25 02:17:10,224 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2024-11-25 02:17:10,224 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-25 02:17:10,224 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-11-25 02:17:10,225 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-11-25 02:17:10,225 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-11-25 02:17:10,225 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-25 02:17:10,225 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-25 02:17:10,225 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-11-25 02:17:10,225 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-25 02:17:10,226 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-25 02:17:10,226 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-25 02:17:10,226 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-25 02:17:10,227 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:10,227 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2024-11-25 02:17:10,227 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-25 02:17:10,227 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:17:10,227 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-25 02:17:10,227 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-25 02:17:10,227 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2024-11-25 02:17:10,228 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:10,228 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2024-11-25 02:17:10,228 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_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3 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 valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) 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 -> 1e47fbc54bff4eeebe072cdb8acf7cfe734a91f148fd421ae1769ba3b81a6f5a [2024-11-25 02:17:10,545 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-25 02:17:10,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-25 02:17:10,560 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-25 02:17:10,562 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-25 02:17:10,562 INFO L274 PluginConnector]: CDTParser initialized [2024-11-25 02:17:10,566 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/../../sv-benchmarks/c/verifythis/lcp.c [2024-11-25 02:17:13,533 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/data/3a5536e7c/14fb4d60217e4197ba40ae67cdce041f/FLAGf1ac8ec0e [2024-11-25 02:17:13,793 INFO L384 CDTParser]: Found 1 translation units. [2024-11-25 02:17:13,795 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/sv-benchmarks/c/verifythis/lcp.c [2024-11-25 02:17:13,804 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/data/3a5536e7c/14fb4d60217e4197ba40ae67cdce041f/FLAGf1ac8ec0e [2024-11-25 02:17:13,829 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/data/3a5536e7c/14fb4d60217e4197ba40ae67cdce041f [2024-11-25 02:17:13,834 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-25 02:17:13,836 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-25 02:17:13,838 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-25 02:17:13,838 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-25 02:17:13,843 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-25 02:17:13,845 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:17:13" (1/1) ... [2024-11-25 02:17:13,846 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5e2cac27 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:13, skipping insertion in model container [2024-11-25 02:17:13,846 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 25.11 02:17:13" (1/1) ... [2024-11-25 02:17:13,864 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-25 02:17:14,076 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:17:14,100 INFO L200 MainTranslator]: Completed pre-run [2024-11-25 02:17:14,135 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-25 02:17:14,158 INFO L204 MainTranslator]: Completed translation [2024-11-25 02:17:14,159 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:14 WrapperNode [2024-11-25 02:17:14,159 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-25 02:17:14,161 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-25 02:17:14,161 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-25 02:17:14,161 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-25 02:17:14,169 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:14" (1/1) ... [2024-11-25 02:17:14,182 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:14" (1/1) ... [2024-11-25 02:17:14,211 INFO L138 Inliner]: procedures = 22, calls = 30, calls flagged for inlining = 11, calls inlined = 12, statements flattened = 102 [2024-11-25 02:17:14,214 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-25 02:17:14,215 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-25 02:17:14,216 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-25 02:17:14,216 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-25 02:17:14,225 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:14" (1/1) ... [2024-11-25 02:17:14,226 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:14" (1/1) ... [2024-11-25 02:17:14,230 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:14" (1/1) ... [2024-11-25 02:17:14,230 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:14" (1/1) ... [2024-11-25 02:17:14,247 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:14" (1/1) ... [2024-11-25 02:17:14,252 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:14" (1/1) ... [2024-11-25 02:17:14,255 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:14" (1/1) ... [2024-11-25 02:17:14,260 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:14" (1/1) ... [2024-11-25 02:17:14,264 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:14" (1/1) ... [2024-11-25 02:17:14,270 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-25 02:17:14,271 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-25 02:17:14,275 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-25 02:17:14,275 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-25 02:17:14,276 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 25.11 02:17:14" (1/1) ... [2024-11-25 02:17:14,282 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-25 02:17:14,298 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/z3 [2024-11-25 02:17:14,310 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-25 02:17:14,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-25 02:17:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-25 02:17:14,339 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2024-11-25 02:17:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2024-11-25 02:17:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE4 [2024-11-25 02:17:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-25 02:17:14,340 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-25 02:17:14,340 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-25 02:17:14,420 INFO L234 CfgBuilder]: Building ICFG [2024-11-25 02:17:14,422 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-25 02:17:14,815 INFO L? ?]: Removed 91 outVars from TransFormulas that were not future-live. [2024-11-25 02:17:14,815 INFO L283 CfgBuilder]: Performing block encoding [2024-11-25 02:17:14,968 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-25 02:17:14,969 INFO L312 CfgBuilder]: Removed 1 assume(true) statements. [2024-11-25 02:17:14,969 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:17:14 BoogieIcfgContainer [2024-11-25 02:17:14,969 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-25 02:17:14,970 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-25 02:17:14,970 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-25 02:17:14,997 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-25 02:17:14,997 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 25.11 02:17:14" (1/1) ... [2024-11-25 02:17:15,008 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-25 02:17:15,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:15,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 42 states and 47 transitions. [2024-11-25 02:17:15,061 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 47 transitions. [2024-11-25 02:17:15,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:17:15,064 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:15,064 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:15,065 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:15,068 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:15,070 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2024-11-25 02:17:15,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:15,172 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:15,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:15,199 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:17:15,203 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:15,261 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2024-11-25 02:17:15,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:15,294 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (2)] Ended with exit code 0 [2024-11-25 02:17:15,351 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:15,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 45 states and 51 transitions. [2024-11-25 02:17:15,355 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 51 transitions. [2024-11-25 02:17:15,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2024-11-25 02:17:15,356 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:15,356 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:15,356 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:15,358 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:15,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Waiting until timeout for monitored process [2024-11-25 02:17:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:15,490 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:15,553 INFO L256 TraceCheckSpWp]: Trace formula consists of 40 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 02:17:15,556 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:15,611 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-25 02:17:16,075 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:16,078 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (3)] Ended with exit code 0 [2024-11-25 02:17:17,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:17,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 48 states and 57 transitions. [2024-11-25 02:17:17,549 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 57 transitions. [2024-11-25 02:17:17,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 02:17:17,552 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:17,552 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:17,552 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:17,554 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:17,556 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Waiting until timeout for monitored process [2024-11-25 02:17:17,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:17,633 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:17,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:17,660 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 02:17:17,660 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:17,665 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:17,667 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 02:17:17,677 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (4)] Ended with exit code 0 [2024-11-25 02:17:17,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:17,715 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 47 states and 56 transitions. [2024-11-25 02:17:17,715 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 56 transitions. [2024-11-25 02:17:17,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2024-11-25 02:17:17,716 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:17,716 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:17,717 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:17,718 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:17,724 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Waiting until timeout for monitored process [2024-11-25 02:17:17,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:17,853 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:17,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:17,913 INFO L256 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 13 conjuncts are in the unsatisfiable core [2024-11-25 02:17:17,916 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:17,942 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-25 02:17:18,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:18,426 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (5)] Forceful destruction successful, exit code 0 [2024-11-25 02:17:21,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:21,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 51 states and 64 transitions. [2024-11-25 02:17:21,044 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 64 transitions. [2024-11-25 02:17:21,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:17:21,044 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:21,044 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:21,044 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:21,049 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:21,050 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Waiting until timeout for monitored process [2024-11-25 02:17:21,135 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:21,136 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:21,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:21,155 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:17:21,156 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:21,161 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 7 [2024-11-25 02:17:21,377 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:21,379 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 02:17:21,381 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (6)] Ended with exit code 0 [2024-11-25 02:17:23,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:23,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 56 states and 80 transitions. [2024-11-25 02:17:23,361 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 80 transitions. [2024-11-25 02:17:23,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2024-11-25 02:17:23,362 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:23,362 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:23,362 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:23,365 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:23,368 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Waiting until timeout for monitored process [2024-11-25 02:17:23,446 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:23,447 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:23,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:23,468 INFO L256 TraceCheckSpWp]: Trace formula consists of 48 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-11-25 02:17:23,469 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:23,539 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:23,541 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (7)] Ended with exit code 0 [2024-11-25 02:17:23,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:23,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 86 transitions. [2024-11-25 02:17:23,918 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2024-11-25 02:17:23,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2024-11-25 02:17:23,918 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:23,918 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:23,918 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:23,923 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:23,924 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Waiting until timeout for monitored process [2024-11-25 02:17:23,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:23,992 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:24,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:24,009 INFO L256 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 02:17:24,010 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:24,115 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:24,117 ERROR L418 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Exception during sending of exit command (exit): Broken pipe [2024-11-25 02:17:24,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (8)] Ended with exit code 0 [2024-11-25 02:17:24,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:24,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2024-11-25 02:17:24,617 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2024-11-25 02:17:24,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2024-11-25 02:17:24,618 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:24,618 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:24,618 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:24,628 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:24,632 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Waiting until timeout for monitored process [2024-11-25 02:17:24,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:24,724 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:24,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:24,747 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:17:24,748 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:24,870 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:24,871 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (9)] Forceful destruction successful, exit code 0 [2024-11-25 02:17:28,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:28,364 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 96 transitions. [2024-11-25 02:17:28,364 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2024-11-25 02:17:28,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:17:28,364 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:28,364 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:28,364 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:28,368 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:28,369 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Waiting until timeout for monitored process [2024-11-25 02:17:28,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:28,516 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:28,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:28,610 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-25 02:17:28,612 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:28,631 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-25 02:17:30,602 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:30,606 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (10)] Ended with exit code 0 [2024-11-25 02:17:41,847 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:41,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 70 states and 112 transitions. [2024-11-25 02:17:41,848 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 112 transitions. [2024-11-25 02:17:41,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2024-11-25 02:17:41,848 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:41,848 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:41,849 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:41,852 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:41,853 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Waiting until timeout for monitored process [2024-11-25 02:17:41,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:41,915 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:41,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:41,943 INFO L256 TraceCheckSpWp]: Trace formula consists of 54 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 02:17:41,944 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:41,957 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:41,960 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (11)] Forceful destruction successful, exit code 0 [2024-11-25 02:17:42,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:42,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 70 states and 111 transitions. [2024-11-25 02:17:42,765 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 111 transitions. [2024-11-25 02:17:42,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-25 02:17:42,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:42,766 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:42,766 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:42,770 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:42,771 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Waiting until timeout for monitored process [2024-11-25 02:17:42,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:42,889 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:42,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:42,961 INFO L256 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 18 conjuncts are in the unsatisfiable core [2024-11-25 02:17:42,962 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:42,982 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-25 02:17:45,124 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:45,127 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (12)] Ended with exit code 0 [2024-11-25 02:17:53,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:17:53,742 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 75 states and 122 transitions. [2024-11-25 02:17:53,742 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 122 transitions. [2024-11-25 02:17:53,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 02:17:53,743 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:17:53,743 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:17:53,743 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:17:53,745 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:17:53,746 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Waiting until timeout for monitored process [2024-11-25 02:17:53,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:53,860 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:17:53,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:17:53,925 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-25 02:17:53,926 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:17:53,949 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-25 02:17:56,081 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:17:56,084 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (13)] Forceful destruction successful, exit code 0 [2024-11-25 02:18:16,076 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:16,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 85 states and 149 transitions. [2024-11-25 02:18:16,077 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 149 transitions. [2024-11-25 02:18:16,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-25 02:18:16,077 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:16,078 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:18:16,078 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:18:16,080 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:18:16,082 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Waiting until timeout for monitored process [2024-11-25 02:18:16,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:16,190 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:18:16,223 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:16,226 INFO L256 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:18:16,227 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:18:16,264 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-25 02:18:16,268 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (14)] Ended with exit code 0 [2024-11-25 02:18:22,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:22,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 87 states and 152 transitions. [2024-11-25 02:18:22,669 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 152 transitions. [2024-11-25 02:18:22,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 02:18:22,669 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:22,670 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:18:22,670 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:18:22,673 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:18:22,676 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Waiting until timeout for monitored process [2024-11-25 02:18:22,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:22,738 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:18:22,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:22,759 INFO L256 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 02:18:22,759 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:18:22,762 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:18:22,765 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (15)] Ended with exit code 0 [2024-11-25 02:18:24,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:24,016 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 88 states and 154 transitions. [2024-11-25 02:18:24,016 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 154 transitions. [2024-11-25 02:18:24,017 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 02:18:24,017 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:24,017 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:18:24,017 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:18:24,022 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:18:24,024 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Waiting until timeout for monitored process [2024-11-25 02:18:24,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:24,104 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:18:24,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:24,135 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 02:18:24,136 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:18:24,139 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:18:24,141 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (16)] Ended with exit code 0 [2024-11-25 02:18:24,179 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:24,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 87 states and 153 transitions. [2024-11-25 02:18:24,180 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 153 transitions. [2024-11-25 02:18:24,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2024-11-25 02:18:24,180 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:24,180 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:18:24,180 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:18:24,184 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:18:24,185 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Waiting until timeout for monitored process [2024-11-25 02:18:24,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:24,306 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:18:24,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:24,362 INFO L256 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 17 conjuncts are in the unsatisfiable core [2024-11-25 02:18:24,363 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:18:24,379 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-25 02:18:27,300 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:18:27,303 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (17)] Forceful destruction successful, exit code 0 [2024-11-25 02:18:56,900 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:18:56,901 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 98 states and 179 transitions. [2024-11-25 02:18:56,901 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 179 transitions. [2024-11-25 02:18:56,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:18:56,902 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:18:56,902 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:18:56,902 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:18:56,904 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:18:56,906 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Waiting until timeout for monitored process [2024-11-25 02:18:57,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:57,009 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:18:57,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:18:57,036 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-25 02:18:57,038 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:18:57,041 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2024-11-25 02:18:58,456 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 64 treesize of output 54 [2024-11-25 02:18:58,462 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:18:58,465 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (18)] Ended with exit code 0 [2024-11-25 02:19:26,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:26,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 108 states and 204 transitions. [2024-11-25 02:19:26,522 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 204 transitions. [2024-11-25 02:19:26,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2024-11-25 02:19:26,523 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:26,523 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:19:26,523 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:19:26,526 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:19:26,534 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Waiting until timeout for monitored process [2024-11-25 02:19:26,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:26,637 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:19:26,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:26,663 INFO L256 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-25 02:19:26,663 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:19:26,690 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-25 02:19:26,692 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (19)] Ended with exit code 0 [2024-11-25 02:19:31,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:19:31,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 110 states and 207 transitions. [2024-11-25 02:19:31,476 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 207 transitions. [2024-11-25 02:19:31,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:19:31,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:19:31,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:19:31,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:19:31,481 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:19:31,482 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Waiting until timeout for monitored process [2024-11-25 02:19:31,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:31,600 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:19:31,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:19:31,627 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-25 02:19:31,628 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:19:31,632 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 6 [2024-11-25 02:19:34,761 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 67 treesize of output 57 [2024-11-25 02:19:35,538 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:19:35,540 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (20)] Ended with exit code 0 [2024-11-25 02:20:08,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:08,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 229 states to 119 states and 229 transitions. [2024-11-25 02:20:08,302 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 229 transitions. [2024-11-25 02:20:08,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:20:08,303 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:08,303 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:20:08,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:20:08,304 INFO L229 MonitoredProcess]: Starting monitored process 21 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:20:08,306 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Waiting until timeout for monitored process [2024-11-25 02:20:08,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:08,374 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:20:08,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:08,402 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 02:20:08,403 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:20:08,422 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-25 02:20:08,424 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (21)] Forceful destruction successful, exit code 0 [2024-11-25 02:20:10,309 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:10,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 119 states and 228 transitions. [2024-11-25 02:20:10,310 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 228 transitions. [2024-11-25 02:20:10,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:20:10,310 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:10,310 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:20:10,310 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:20:10,313 INFO L229 MonitoredProcess]: Starting monitored process 22 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:20:10,315 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Waiting until timeout for monitored process [2024-11-25 02:20:10,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:10,384 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:20:10,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:10,409 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 02:20:10,409 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:20:10,430 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2024-11-25 02:20:10,432 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (22)] Ended with exit code 0 [2024-11-25 02:20:12,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:12,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 119 states and 227 transitions. [2024-11-25 02:20:12,256 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 227 transitions. [2024-11-25 02:20:12,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:20:12,257 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:12,257 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:20:12,257 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:20:12,259 INFO L229 MonitoredProcess]: Starting monitored process 23 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:20:12,261 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Waiting until timeout for monitored process [2024-11-25 02:20:12,403 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:12,403 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:20:12,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:12,507 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-25 02:20:12,508 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:20:12,526 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-25 02:20:18,412 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:20:18,415 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (23)] Forceful destruction successful, exit code 0 [2024-11-25 02:20:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:20:56,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 126 states and 246 transitions. [2024-11-25 02:20:56,479 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 246 transitions. [2024-11-25 02:20:56,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-25 02:20:56,479 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:20:56,479 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:20:56,480 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:20:56,482 INFO L229 MonitoredProcess]: Starting monitored process 24 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:20:56,483 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Waiting until timeout for monitored process [2024-11-25 02:20:56,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:56,627 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:20:56,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:20:56,761 INFO L256 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 23 conjuncts are in the unsatisfiable core [2024-11-25 02:20:56,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:20:56,777 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-25 02:20:57,718 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:20:57,721 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (24)] Ended with exit code 0 [2024-11-25 02:21:02,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:21:02,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 127 states and 248 transitions. [2024-11-25 02:21:02,432 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 248 transitions. [2024-11-25 02:21:02,432 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:21:02,432 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:21:02,432 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:21:02,433 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:21:02,435 INFO L229 MonitoredProcess]: Starting monitored process 25 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:21:02,437 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Waiting until timeout for monitored process [2024-11-25 02:21:02,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:21:02,624 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:21:02,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:21:02,818 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 26 conjuncts are in the unsatisfiable core [2024-11-25 02:21:02,820 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:21:02,851 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-25 02:21:16,717 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:21:16,720 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (25)] Ended with exit code 0 [2024-11-25 02:21:47,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:21:47,344 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 261 states to 132 states and 261 transitions. [2024-11-25 02:21:47,344 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 261 transitions. [2024-11-25 02:21:47,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-25 02:21:47,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:21:47,344 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:21:47,344 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:21:47,346 INFO L229 MonitoredProcess]: Starting monitored process 26 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:21:47,348 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Waiting until timeout for monitored process [2024-11-25 02:21:47,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:21:47,489 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:21:47,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:21:47,588 INFO L256 TraceCheckSpWp]: Trace formula consists of 73 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-25 02:21:47,590 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:21:47,616 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-25 02:21:53,972 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:21:53,975 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (26)] Ended with exit code 0 [2024-11-25 02:22:16,602 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:22:16,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 134 states and 264 transitions. [2024-11-25 02:22:16,603 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 264 transitions. [2024-11-25 02:22:16,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:22:16,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:22:16,603 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:22:16,603 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:22:16,607 INFO L229 MonitoredProcess]: Starting monitored process 27 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:22:16,608 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Waiting until timeout for monitored process [2024-11-25 02:22:16,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:22:16,689 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:22:16,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:22:16,725 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-11-25 02:22:16,726 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:22:16,738 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-25 02:22:16,740 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (27)] Forceful destruction successful, exit code 0 [2024-11-25 02:22:20,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:22:20,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 269 transitions. [2024-11-25 02:22:20,476 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 269 transitions. [2024-11-25 02:22:20,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:22:20,477 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:22:20,477 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:22:20,477 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:22:20,478 INFO L229 MonitoredProcess]: Starting monitored process 28 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:22:20,480 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Waiting until timeout for monitored process [2024-11-25 02:22:20,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:22:20,647 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:22:20,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:22:20,728 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 21 conjuncts are in the unsatisfiable core [2024-11-25 02:22:20,729 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:22:20,746 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-25 02:22:30,485 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:22:30,488 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (28)] Ended with exit code 0 [2024-11-25 02:24:10,218 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-25 02:24:10,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 303 states to 152 states and 303 transitions. [2024-11-25 02:24:10,229 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 303 transitions. [2024-11-25 02:24:10,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-25 02:24:10,230 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-25 02:24:10,231 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2024-11-25 02:24:10,231 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 [2024-11-25 02:24:10,240 INFO L229 MonitoredProcess]: Starting monitored process 29 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2024-11-25 02:24:10,243 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Waiting until timeout for monitored process [2024-11-25 02:24:10,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:10,530 ERROR L568 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2024-11-25 02:24:10,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-25 02:24:10,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-25 02:24:10,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-11-25 02:24:10,725 INFO L378 Elim1Store]: Elim1 eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 8 treesize of output 7 [2024-11-25 02:24:27,075 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2024-11-25 02:24:27,080 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_54a3773e-643e-4352-ba82-a73fcb09e24f/bin/ukojak-verify-ENZ3QT5qd3/cvc4 --incremental --print-success --lang smt (29)] Ended with exit code 0 [2024-11-25 02:26:08,359 WARN L286 SmtUtils]: Spent 10.58s on a formula simplification. DAG size of input: 52 DAG size of output: 51 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate)