./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/termination-memory-alloca/aviad_true-alloca.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/config/KojakMemDerefMemtrack.xml -i ../../sv-benchmarks/c/termination-memory-alloca/aviad_true-alloca.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9 --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 64bit --witnessprinter.graph.data.programhash da65a08be7a694e995d17e45362055fa5f60ddf40e08c5ba36204464b294ccf0 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:32:27,162 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:32:27,223 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-DerefFreeMemtrack-64bit-Kojak_Default.epf [2023-12-03 00:32:27,228 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:32:27,228 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:32:27,250 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:32:27,251 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:32:27,251 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:32:27,252 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:32:27,252 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:32:27,253 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:32:27,253 INFO L153 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2023-12-03 00:32:27,254 INFO L153 SettingsManager]: * Bitprecise bitfields=true [2023-12-03 00:32:27,254 INFO L153 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2023-12-03 00:32:27,255 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:32:27,255 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:32:27,256 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:32:27,256 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:32:27,257 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:32:27,257 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:32:27,258 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:32:27,261 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:32:27,262 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:32:27,262 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:32:27,263 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:32:27,263 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:32:27,264 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> da65a08be7a694e995d17e45362055fa5f60ddf40e08c5ba36204464b294ccf0 [2023-12-03 00:32:27,465 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:32:27,485 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:32:27,488 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:32:27,489 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:32:27,489 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:32:27,491 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/termination-memory-alloca/aviad_true-alloca.i [2023-12-03 00:32:30,246 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:32:30,438 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:32:30,438 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/sv-benchmarks/c/termination-memory-alloca/aviad_true-alloca.i [2023-12-03 00:32:30,452 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/data/a694573fd/f8811a64f50d432896cb75ef60dc8cb8/FLAGf4745aaee [2023-12-03 00:32:30,467 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/data/a694573fd/f8811a64f50d432896cb75ef60dc8cb8 [2023-12-03 00:32:30,469 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:32:30,470 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:32:30,472 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:32:30,472 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:32:30,477 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:32:30,477 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:32:30" (1/1) ... [2023-12-03 00:32:30,478 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7cf84663 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:30, skipping insertion in model container [2023-12-03 00:32:30,478 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:32:30" (1/1) ... [2023-12-03 00:32:30,523 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:32:30,775 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:32:30,786 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:32:30,822 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:32:30,850 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:32:30,851 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:30 WrapperNode [2023-12-03 00:32:30,851 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:32:30,852 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:32:30,852 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:32:30,852 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:32:30,860 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:30" (1/1) ... [2023-12-03 00:32:30,871 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:30" (1/1) ... [2023-12-03 00:32:30,894 INFO L138 Inliner]: procedures = 111, calls = 26, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 65 [2023-12-03 00:32:30,895 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:32:30,895 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:32:30,895 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:32:30,896 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:32:30,905 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:30" (1/1) ... [2023-12-03 00:32:30,905 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:30" (1/1) ... [2023-12-03 00:32:30,908 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:30" (1/1) ... [2023-12-03 00:32:30,909 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:30" (1/1) ... [2023-12-03 00:32:30,914 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:30" (1/1) ... [2023-12-03 00:32:30,917 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:30" (1/1) ... [2023-12-03 00:32:30,919 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:30" (1/1) ... [2023-12-03 00:32:30,920 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:30" (1/1) ... [2023-12-03 00:32:30,922 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:32:30,923 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:32:30,923 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:32:30,924 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:32:30,924 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:32:30" (1/1) ... [2023-12-03 00:32:30,930 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:32:30,942 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:32:30,955 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:32:30,959 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:32:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-12-03 00:32:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-12-03 00:32:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-12-03 00:32:30,994 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-12-03 00:32:30,995 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:32:30,995 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:32:31,108 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:32:31,111 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:32:31,310 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:32:31,348 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:32:31,348 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-03 00:32:31,350 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:32:31 BoogieIcfgContainer [2023-12-03 00:32:31,350 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:32:31,351 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:32:31,351 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:32:31,361 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:32:31,361 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:32:31" (1/1) ... [2023-12-03 00:32:31,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:32:31,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:31,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 48 states and 50 transitions. [2023-12-03 00:32:31,429 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 50 transitions. [2023-12-03 00:32:31,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 00:32:31,430 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:31,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:31,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:31,707 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:31,733 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:31,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 47 states and 49 transitions. [2023-12-03 00:32:31,734 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 49 transitions. [2023-12-03 00:32:31,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 3 [2023-12-03 00:32:31,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:31,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:31,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:31,909 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:31,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:31,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 46 states and 48 transitions. [2023-12-03 00:32:31,990 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 48 transitions. [2023-12-03 00:32:31,990 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 00:32:31,990 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:31,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:32,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:32,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:32,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 45 states and 47 transitions. [2023-12-03 00:32:32,179 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 47 transitions. [2023-12-03 00:32:32,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 00:32:32,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:32,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:32,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:32,278 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:32,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:32,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 44 states and 46 transitions. [2023-12-03 00:32:32,513 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 46 transitions. [2023-12-03 00:32:32,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:32:32,515 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:32,516 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:32,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:32,573 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:32,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:32,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2023-12-03 00:32:32,851 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2023-12-03 00:32:32,851 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:32:32,851 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:32,851 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:32,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:32,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:33,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:33,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 42 states and 44 transitions. [2023-12-03 00:32:33,404 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 44 transitions. [2023-12-03 00:32:33,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 00:32:33,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:33,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:33,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:33,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:33,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:33,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 43 states and 45 transitions. [2023-12-03 00:32:33,710 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 45 transitions. [2023-12-03 00:32:33,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-03 00:32:33,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:33,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:33,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:33,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:34,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:34,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 44 states and 47 transitions. [2023-12-03 00:32:34,044 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 47 transitions. [2023-12-03 00:32:34,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:32:34,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:34,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:34,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:34,067 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:34,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:34,208 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 46 states and 51 transitions. [2023-12-03 00:32:34,208 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 51 transitions. [2023-12-03 00:32:34,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:32:34,209 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:34,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:34,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:34,274 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:34,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:34,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 49 states and 57 transitions. [2023-12-03 00:32:34,390 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 57 transitions. [2023-12-03 00:32:34,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:32:34,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:34,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:34,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:34,411 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:34,427 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:34,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 50 states and 60 transitions. [2023-12-03 00:32:34,428 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 60 transitions. [2023-12-03 00:32:34,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:32:34,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:34,429 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:34,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:34,465 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:34,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:34,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 65 transitions. [2023-12-03 00:32:34,484 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2023-12-03 00:32:34,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 00:32:34,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:34,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:34,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:34,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:35,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:35,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 56 states and 73 transitions. [2023-12-03 00:32:35,762 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 73 transitions. [2023-12-03 00:32:35,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 00:32:35,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:35,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:35,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:35,783 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:36,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:36,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 60 states and 83 transitions. [2023-12-03 00:32:36,063 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2023-12-03 00:32:36,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-12-03 00:32:36,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:36,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:36,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:36,180 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:36,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:36,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 64 states and 93 transitions. [2023-12-03 00:32:36,899 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2023-12-03 00:32:36,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:32:36,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:36,900 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:36,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:36,928 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:36,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:36,943 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 63 states and 92 transitions. [2023-12-03 00:32:36,943 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2023-12-03 00:32:36,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-03 00:32:36,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:36,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:36,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:36,985 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:37,005 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:37,005 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 64 states and 93 transitions. [2023-12-03 00:32:37,006 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 93 transitions. [2023-12-03 00:32:37,006 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:32:37,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:37,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:37,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:37,030 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:37,225 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:37,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 66 states and 97 transitions. [2023-12-03 00:32:37,226 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 97 transitions. [2023-12-03 00:32:37,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:32:37,226 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:37,226 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:37,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:37,262 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:37,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:37,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 70 states and 103 transitions. [2023-12-03 00:32:37,393 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 103 transitions. [2023-12-03 00:32:37,393 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:32:37,393 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:37,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:37,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:37,436 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:37,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:37,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 71 states and 106 transitions. [2023-12-03 00:32:37,458 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 106 transitions. [2023-12-03 00:32:37,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-03 00:32:37,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:37,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:37,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:37,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:37,564 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:37,564 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 72 states and 106 transitions. [2023-12-03 00:32:37,564 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 106 transitions. [2023-12-03 00:32:37,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:32:37,565 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:37,565 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:37,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:37,588 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:37,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:37,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 71 states and 105 transitions. [2023-12-03 00:32:37,605 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2023-12-03 00:32:37,605 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:32:37,605 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:37,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:37,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:37,646 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:37,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:37,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 72 states and 106 transitions. [2023-12-03 00:32:37,670 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 106 transitions. [2023-12-03 00:32:37,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:32:37,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:37,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:37,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:37,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:37,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:37,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 71 states and 105 transitions. [2023-12-03 00:32:37,709 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 105 transitions. [2023-12-03 00:32:37,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-03 00:32:37,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:37,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:37,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:37,759 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:37,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:37,783 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 72 states and 106 transitions. [2023-12-03 00:32:37,783 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 106 transitions. [2023-12-03 00:32:37,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:32:37,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:37,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:37,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:37,809 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:38,042 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:38,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 79 states and 118 transitions. [2023-12-03 00:32:38,043 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 118 transitions. [2023-12-03 00:32:38,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:32:38,043 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:38,044 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:38,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:38,088 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:38,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:38,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 86 states and 130 transitions. [2023-12-03 00:32:38,333 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 130 transitions. [2023-12-03 00:32:38,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:32:38,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:38,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:38,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:38,358 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:38,376 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:38,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 88 states and 131 transitions. [2023-12-03 00:32:38,376 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 131 transitions. [2023-12-03 00:32:38,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-03 00:32:38,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:38,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:38,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:38,420 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:38,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:38,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 90 states and 132 transitions. [2023-12-03 00:32:38,447 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2023-12-03 00:32:38,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 00:32:38,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:38,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:38,472 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:38,504 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:38,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 89 states and 131 transitions. [2023-12-03 00:32:38,505 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 131 transitions. [2023-12-03 00:32:38,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-03 00:32:38,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:38,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:38,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:38,551 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:38,585 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:38,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 90 states and 133 transitions. [2023-12-03 00:32:38,585 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 133 transitions. [2023-12-03 00:32:38,586 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 00:32:38,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:38,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:38,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:38,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:32:38,642 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:38,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 90 states and 132 transitions. [2023-12-03 00:32:38,643 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 132 transitions. [2023-12-03 00:32:38,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-03 00:32:38,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:38,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:38,692 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-03 00:32:38,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:38,734 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 92 states and 133 transitions. [2023-12-03 00:32:38,735 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 133 transitions. [2023-12-03 00:32:38,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:32:38,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:38,735 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:38,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:38,764 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:32:38,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:38,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 94 states and 136 transitions. [2023-12-03 00:32:38,995 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 136 transitions. [2023-12-03 00:32:38,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:32:38,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:38,995 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:39,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:39,557 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:40,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:40,193 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 102 states and 146 transitions. [2023-12-03 00:32:40,193 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 146 transitions. [2023-12-03 00:32:40,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:32:40,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:40,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:40,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:40,245 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:32:40,311 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:40,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 107 states and 152 transitions. [2023-12-03 00:32:40,312 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 152 transitions. [2023-12-03 00:32:40,312 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:32:40,312 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:40,313 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:40,330 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:40,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-03 00:32:41,172 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:41,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 109 states and 154 transitions. [2023-12-03 00:32:41,173 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 154 transitions. [2023-12-03 00:32:41,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:32:41,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:41,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:41,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:41,212 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:32:41,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:41,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 109 states and 153 transitions. [2023-12-03 00:32:41,249 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 153 transitions. [2023-12-03 00:32:41,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:32:41,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:32:41,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:32:41,263 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:32:41,312 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-12-03 00:32:41,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:32:41,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20 states to 19 states and 20 transitions. [2023-12-03 00:32:41,367 INFO L276 IsEmpty]: Start isEmpty. Operand 19 states and 20 transitions. [2023-12-03 00:32:41,368 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 00:32:41,368 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 40 iterations. [2023-12-03 00:32:41,377 INFO L751 CodeCheckObserver]: All specifications hold 29 specifications checked. All of them hold [2023-12-03 00:32:41,707 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-12-03 00:32:41,710 INFO L560 CodeCheckObserver]: Invariant with dag size 41 [2023-12-03 00:32:41,715 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~tmp~0!base] could not be translated [2023-12-03 00:32:41,717 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~count~0!base] could not be translated [2023-12-03 00:32:41,717 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated [2023-12-03 00:32:41,717 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated [2023-12-03 00:32:41,718 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated [2023-12-03 00:32:41,718 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated [2023-12-03 00:32:41,718 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc2!base := 0][#t~malloc4!base := 0][#t~malloc3!base := 0] could not be translated [2023-12-03 00:32:41,719 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated [2023-12-03 00:32:41,719 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated [2023-12-03 00:32:41,719 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~count~0!base] could not be translated [2023-12-03 00:32:41,719 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~tmp~0!base] could not be translated [2023-12-03 00:32:41,719 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~a_ref~0!base] could not be translated [2023-12-03 00:32:41,719 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~a_ref~0!base] could not be translated [2023-12-03 00:32:41,720 INFO L560 CodeCheckObserver]: Invariant with dag size 27 [2023-12-03 00:32:41,720 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #valid[~count~0!base] could not be translated [2023-12-03 00:32:41,721 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated [2023-12-03 00:32:41,721 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated [2023-12-03 00:32:41,721 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated [2023-12-03 00:32:41,721 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated [2023-12-03 00:32:41,722 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc2!base := 0][#t~malloc4!base := 0][#t~malloc3!base := 0] could not be translated [2023-12-03 00:32:41,722 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated [2023-12-03 00:32:41,722 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated [2023-12-03 00:32:41,722 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: ArrayAccessExpression #length[~count~0!base] could not be translated [2023-12-03 00:32:41,723 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:32:41 ImpRootNode [2023-12-03 00:32:41,723 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:32:41,724 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:32:41,724 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:32:41,724 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:32:41,725 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:32:31" (3/4) ... [2023-12-03 00:32:41,726 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 00:32:41,733 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-12-03 00:32:41,733 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-03 00:32:41,733 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-03 00:32:41,734 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-12-03 00:32:41,811 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 00:32:41,811 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 00:32:41,812 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:32:41,813 INFO L158 Benchmark]: Toolchain (without parser) took 11341.86ms. Allocated memory was 146.8MB in the beginning and 243.3MB in the end (delta: 96.5MB). Free memory was 102.7MB in the beginning and 135.9MB in the end (delta: -33.3MB). Peak memory consumption was 66.1MB. Max. memory is 16.1GB. [2023-12-03 00:32:41,813 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory is still 44.1MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:32:41,813 INFO L158 Benchmark]: CACSL2BoogieTranslator took 379.43ms. Allocated memory is still 146.8MB. Free memory was 102.5MB in the beginning and 86.2MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 00:32:41,814 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.78ms. Allocated memory is still 146.8MB. Free memory was 86.2MB in the beginning and 84.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:32:41,814 INFO L158 Benchmark]: Boogie Preprocessor took 27.16ms. Allocated memory is still 146.8MB. Free memory was 84.2MB in the beginning and 83.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:32:41,815 INFO L158 Benchmark]: RCFGBuilder took 426.99ms. Allocated memory is still 146.8MB. Free memory was 83.1MB in the beginning and 65.4MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-12-03 00:32:41,815 INFO L158 Benchmark]: CodeCheck took 10372.17ms. Allocated memory was 146.8MB in the beginning and 243.3MB in the end (delta: 96.5MB). Free memory was 65.4MB in the beginning and 141.2MB in the end (delta: -75.8MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. [2023-12-03 00:32:41,816 INFO L158 Benchmark]: Witness Printer took 88.16ms. Allocated memory is still 243.3MB. Free memory was 141.2MB in the beginning and 135.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-12-03 00:32:41,818 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, 48 locations, 29 error locations. Started 1 CEGAR loops. OverallTime: 10.0s, OverallIterations: 40, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4190 SdHoareTripleChecker+Valid, 15.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3947 mSDsluCounter, 2632 SdHoareTripleChecker+Invalid, 13.2s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2260 mSDsCounter, 1431 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 9820 IncrementalHoareTripleChecker+Invalid, 11251 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1431 mSolverCounterUnsat, 372 mSDtfsCounter, 9820 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 3293 GetRequests, 3034 SyntacticMatches, 113 SemanticMatches, 146 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10575 ImplicationChecksByTransitivity, 6.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 2.8s InterpolantComputationTime, 408 NumberOfCodeBlocks, 408 NumberOfCodeBlocksAsserted, 39 NumberOfCheckSat, 369 ConstructedInterpolants, 0 QuantifiedInterpolants, 3127 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 39 InterpolantComputations, 39 PerfectInterpolantSequences, 22/22 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: -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: -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: -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: -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: 562]: all allocated memory was freed For all program executions holds that all allocated memory was freed at this location - AllSpecificationsHoldResult: All specifications hold 29 specifications checked. All of them hold - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: null - InvariantResult [Line: 554]: Loop Invariant Derived loop invariant: null * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 94.4MB. Free memory is still 44.1MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 379.43ms. Allocated memory is still 146.8MB. Free memory was 102.5MB in the beginning and 86.2MB in the end (delta: 16.2MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.78ms. Allocated memory is still 146.8MB. Free memory was 86.2MB in the beginning and 84.2MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 27.16ms. Allocated memory is still 146.8MB. Free memory was 84.2MB in the beginning and 83.1MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 426.99ms. Allocated memory is still 146.8MB. Free memory was 83.1MB in the beginning and 65.4MB in the end (delta: 17.7MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 10372.17ms. Allocated memory was 146.8MB in the beginning and 243.3MB in the end (delta: 96.5MB). Free memory was 65.4MB in the beginning and 141.2MB in the end (delta: -75.8MB). Peak memory consumption was 22.1MB. Max. memory is 16.1GB. * Witness Printer took 88.16ms. Allocated memory is still 243.3MB. Free memory was 141.2MB in the beginning and 135.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~tmp~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~count~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc2!base := 0][#t~malloc4!base := 0][#t~malloc3!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~count~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~tmp~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~a_ref~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~a_ref~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #valid[~count~0!base] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc3!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayStoreExpression #valid[#t~malloc2!base := 0][#t~malloc4!base := 0][#t~malloc3!base := 0] could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc4!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~malloc2!base could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: ArrayAccessExpression #length[~count~0!base] could not be translated RESULT: Ultimate proved your program to be correct! [2023-12-03 00:32:41,841 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_67ec0e21-cf67-45df-8606-de452f29e420/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE