./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/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_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 082e5acb2a505af9e43ec1a894890509a127a32d8ecd4c5193a456bddcb0f4a3 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-03 00:24:48,180 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-03 00:24:48,248 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-03 00:24:48,252 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-03 00:24:48,253 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-03 00:24:48,275 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-03 00:24:48,276 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-03 00:24:48,277 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-03 00:24:48,278 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-03 00:24:48,278 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-03 00:24:48,279 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-03 00:24:48,280 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-03 00:24:48,280 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-03 00:24:48,281 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-03 00:24:48,281 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-03 00:24:48,282 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-03 00:24:48,282 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-03 00:24:48,283 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-03 00:24:48,283 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-03 00:24:48,284 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-03 00:24:48,284 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-03 00:24:48,285 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-03 00:24:48,286 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-03 00:24:48,286 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-03 00:24:48,286 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-03 00:24:48,287 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-03 00:24:48,287 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-03 00:24:48,288 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-03 00:24:48,288 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:24:48,289 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-03 00:24:48,289 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-03 00:24:48,289 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-03 00:24:48,290 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-03 00:24:48,290 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-03 00:24:48,290 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-03 00:24:48,290 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_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 082e5acb2a505af9e43ec1a894890509a127a32d8ecd4c5193a456bddcb0f4a3 [2023-12-03 00:24:48,507 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-03 00:24:48,528 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-03 00:24:48,531 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-03 00:24:48,532 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-03 00:24:48,532 INFO L274 PluginConnector]: CDTParser initialized [2023-12-03 00:24:48,534 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c [2023-12-03 00:24:51,375 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-03 00:24:51,575 INFO L384 CDTParser]: Found 1 translation units. [2023-12-03 00:24:51,575 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/sv-benchmarks/c/nla-digbench-scaling/hard-u_unwindbound5.c [2023-12-03 00:24:51,582 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9/data/256041c59/309045a46e734a1ab0dd6a301c960560/FLAGe99681519 [2023-12-03 00:24:51,597 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9/data/256041c59/309045a46e734a1ab0dd6a301c960560 [2023-12-03 00:24:51,599 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-03 00:24:51,601 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-03 00:24:51,602 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-03 00:24:51,602 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-03 00:24:51,607 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-03 00:24:51,608 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:24:51" (1/1) ... [2023-12-03 00:24:51,609 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@19c8c83d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:24:51, skipping insertion in model container [2023-12-03 00:24:51,610 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 03.12 12:24:51" (1/1) ... [2023-12-03 00:24:51,633 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-03 00:24:51,805 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:24:51,816 INFO L202 MainTranslator]: Completed pre-run [2023-12-03 00:24:51,836 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-03 00:24:51,851 INFO L206 MainTranslator]: Completed translation [2023-12-03 00:24:51,852 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:24:51 WrapperNode [2023-12-03 00:24:51,852 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-03 00:24:51,853 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-03 00:24:51,853 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-03 00:24:51,853 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-03 00:24:51,861 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:24:51" (1/1) ... [2023-12-03 00:24:51,868 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:24:51" (1/1) ... [2023-12-03 00:24:51,890 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 76 [2023-12-03 00:24:51,891 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-03 00:24:51,891 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-03 00:24:51,892 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-03 00:24:51,892 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-03 00:24:51,902 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:24:51" (1/1) ... [2023-12-03 00:24:51,902 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:24:51" (1/1) ... [2023-12-03 00:24:51,904 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:24:51" (1/1) ... [2023-12-03 00:24:51,904 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:24:51" (1/1) ... [2023-12-03 00:24:51,908 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:24:51" (1/1) ... [2023-12-03 00:24:51,912 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:24:51" (1/1) ... [2023-12-03 00:24:51,913 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:24:51" (1/1) ... [2023-12-03 00:24:51,914 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:24:51" (1/1) ... [2023-12-03 00:24:51,916 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-03 00:24:51,917 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-03 00:24:51,917 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-03 00:24:51,917 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-03 00:24:51,918 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 03.12 12:24:51" (1/1) ... [2023-12-03 00:24:51,924 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-03 00:24:51,936 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-03 00:24:51,952 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-03 00:24:51,955 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-03 00:24:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-03 00:24:51,992 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-03 00:24:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-03 00:24:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-03 00:24:51,993 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-03 00:24:51,993 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-03 00:24:52,066 INFO L241 CfgBuilder]: Building ICFG [2023-12-03 00:24:52,069 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-03 00:24:52,233 INFO L282 CfgBuilder]: Performing block encoding [2023-12-03 00:24:52,285 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-03 00:24:52,285 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-03 00:24:52,287 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:24:52 BoogieIcfgContainer [2023-12-03 00:24:52,287 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-03 00:24:52,288 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-03 00:24:52,288 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-03 00:24:52,299 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-03 00:24:52,299 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:24:52" (1/1) ... [2023-12-03 00:24:52,310 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-03 00:24:52,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:52,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 26 states and 37 transitions. [2023-12-03 00:24:52,363 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 37 transitions. [2023-12-03 00:24:52,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-03 00:24:52,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:52,365 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:52,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:52,571 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 00:24:52,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:52,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 39 transitions. [2023-12-03 00:24:52,622 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 39 transitions. [2023-12-03 00:24:52,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-03 00:24:52,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:52,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:52,636 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:52,684 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 00:24:52,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:52,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 40 transitions. [2023-12-03 00:24:52,701 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 40 transitions. [2023-12-03 00:24:52,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-03 00:24:52,704 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:52,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:52,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:52,767 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 00:24:52,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:52,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 40 transitions. [2023-12-03 00:24:52,787 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 40 transitions. [2023-12-03 00:24:52,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 00:24:52,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:52,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:52,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:52,837 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:24:52,843 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:52,956 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:24:53,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:53,153 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 38 states and 62 transitions. [2023-12-03 00:24:53,153 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 62 transitions. [2023-12-03 00:24:53,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-03 00:24:53,154 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:53,154 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:53,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:53,189 INFO L262 TraceCheckSpWp]: Trace formula consists of 71 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:24:53,191 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:53,283 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:24:53,580 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:53,581 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 82 states to 46 states and 82 transitions. [2023-12-03 00:24:53,581 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 82 transitions. [2023-12-03 00:24:53,582 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:24:53,582 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:53,582 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:53,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:53,615 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:24:53,617 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:53,728 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:24:54,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:54,080 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 55 states and 105 transitions. [2023-12-03 00:24:54,080 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 105 transitions. [2023-12-03 00:24:54,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-12-03 00:24:54,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:54,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:54,109 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:54,110 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:24:54,111 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:54,213 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:24:54,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:54,478 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 58 states and 109 transitions. [2023-12-03 00:24:54,478 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 109 transitions. [2023-12-03 00:24:54,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-03 00:24:54,481 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:54,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:54,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:54,512 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-03 00:24:54,514 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:54,604 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-03 00:24:54,886 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:54,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 62 states and 116 transitions. [2023-12-03 00:24:54,888 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 116 transitions. [2023-12-03 00:24:54,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-03 00:24:54,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:54,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:54,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:54,932 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-03 00:24:54,934 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:55,039 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:24:55,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:55,319 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 69 states and 136 transitions. [2023-12-03 00:24:55,319 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 136 transitions. [2023-12-03 00:24:55,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-03 00:24:55,321 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:55,321 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:55,354 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:55,355 INFO L262 TraceCheckSpWp]: Trace formula consists of 97 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:24:55,357 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:55,497 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-03 00:24:55,815 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:55,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 76 states and 149 transitions. [2023-12-03 00:24:55,816 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 149 transitions. [2023-12-03 00:24:55,818 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-03 00:24:55,818 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:55,819 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:55,849 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:55,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:24:55,852 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:55,939 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:24:56,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:56,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 78 states and 150 transitions. [2023-12-03 00:24:56,121 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 150 transitions. [2023-12-03 00:24:56,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-12-03 00:24:56,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:56,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:56,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:56,154 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:24:56,156 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:56,236 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 26 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:24:56,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:56,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 84 states and 163 transitions. [2023-12-03 00:24:56,492 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 163 transitions. [2023-12-03 00:24:56,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-03 00:24:56,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:56,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:56,526 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-03 00:24:56,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:56,634 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:24:56,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:56,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 88 states and 171 transitions. [2023-12-03 00:24:56,904 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 171 transitions. [2023-12-03 00:24:56,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-03 00:24:56,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:56,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:56,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:56,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 00:24:56,945 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:57,171 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 0 proven. 45 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-12-03 00:24:57,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:57,592 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 97 states and 196 transitions. [2023-12-03 00:24:57,592 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 196 transitions. [2023-12-03 00:24:57,593 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-03 00:24:57,593 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:57,594 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:57,630 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:24:57,633 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:57,797 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 78 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 00:24:57,964 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:57,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 97 states and 192 transitions. [2023-12-03 00:24:57,965 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 192 transitions. [2023-12-03 00:24:57,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 00:24:57,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:57,967 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:58,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:58,013 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-03 00:24:58,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:58,107 INFO L134 CoverageAnalysis]: Checked inductivity of 96 backedges. 6 proven. 72 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 00:24:58,342 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:58,343 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 101 states and 194 transitions. [2023-12-03 00:24:58,343 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 194 transitions. [2023-12-03 00:24:58,344 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-03 00:24:58,344 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:58,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:58,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:58,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:24:58,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:58,544 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 87 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 00:24:58,987 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:58,988 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 212 states to 107 states and 212 transitions. [2023-12-03 00:24:58,989 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 212 transitions. [2023-12-03 00:24:58,989 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-03 00:24:58,989 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:58,990 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:59,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:59,020 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-03 00:24:59,022 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:59,119 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-12-03 00:24:59,392 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:59,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 111 states and 222 transitions. [2023-12-03 00:24:59,393 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 222 transitions. [2023-12-03 00:24:59,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-03 00:24:59,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:59,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:59,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:59,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 155 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-03 00:24:59,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:24:59,605 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-03 00:24:59,904 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:24:59,905 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 246 states to 120 states and 246 transitions. [2023-12-03 00:24:59,905 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 246 transitions. [2023-12-03 00:24:59,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-03 00:24:59,906 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:24:59,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:24:59,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:24:59,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:24:59,947 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:00,165 INFO L134 CoverageAnalysis]: Checked inductivity of 188 backedges. 164 proven. 0 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 00:25:00,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:00,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 120 states and 241 transitions. [2023-12-03 00:25:00,360 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 241 transitions. [2023-12-03 00:25:00,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 00:25:00,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:00,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:00,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:00,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:25:00,404 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:00,592 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 156 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 00:25:00,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:00,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 120 states and 240 transitions. [2023-12-03 00:25:00,857 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 240 transitions. [2023-12-03 00:25:00,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-03 00:25:00,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:00,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:00,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:00,894 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:25:00,896 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:01,029 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 00:25:01,330 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:01,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 258 states to 126 states and 258 transitions. [2023-12-03 00:25:01,331 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 258 transitions. [2023-12-03 00:25:01,332 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-03 00:25:01,332 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:01,333 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:01,377 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:01,378 INFO L262 TraceCheckSpWp]: Trace formula consists of 184 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:25:01,380 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:01,532 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-03 00:25:01,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:01,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 133 states and 266 transitions. [2023-12-03 00:25:01,882 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 266 transitions. [2023-12-03 00:25:01,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-03 00:25:01,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:01,884 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:01,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:01,921 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-03 00:25:01,923 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:02,001 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-03 00:25:02,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:02,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 137 states and 269 transitions. [2023-12-03 00:25:02,350 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 269 transitions. [2023-12-03 00:25:02,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 00:25:02,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:02,352 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:02,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:02,396 INFO L262 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:25:02,397 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:02,859 INFO L134 CoverageAnalysis]: Checked inductivity of 300 backedges. 270 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:25:03,931 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:03,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 145 states and 288 transitions. [2023-12-03 00:25:03,933 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 288 transitions. [2023-12-03 00:25:03,933 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 00:25:03,933 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:03,934 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:03,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:03,971 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 12 conjunts are in the unsatisfiable core [2023-12-03 00:25:03,973 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:04,225 INFO L134 CoverageAnalysis]: Checked inductivity of 305 backedges. 15 proven. 260 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:25:04,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:04,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 292 states to 148 states and 292 transitions. [2023-12-03 00:25:04,869 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 292 transitions. [2023-12-03 00:25:04,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-03 00:25:04,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:04,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:04,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:04,912 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:25:04,914 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:05,024 INFO L134 CoverageAnalysis]: Checked inductivity of 290 backedges. 0 proven. 260 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:25:05,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:05,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 140 states and 271 transitions. [2023-12-03 00:25:05,314 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 271 transitions. [2023-12-03 00:25:05,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-12-03 00:25:05,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:05,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:05,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:05,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:25:05,368 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:05,719 INFO L134 CoverageAnalysis]: Checked inductivity of 241 backedges. 221 proven. 4 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-12-03 00:25:06,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:06,345 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 144 states and 272 transitions. [2023-12-03 00:25:06,345 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 272 transitions. [2023-12-03 00:25:06,346 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2023-12-03 00:25:06,346 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:06,346 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:06,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:06,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 222 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-03 00:25:06,391 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:06,530 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 305 trivial. 0 not checked. [2023-12-03 00:25:06,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:06,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 144 states and 267 transitions. [2023-12-03 00:25:06,873 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 267 transitions. [2023-12-03 00:25:06,873 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-12-03 00:25:06,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:06,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:06,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:06,920 INFO L262 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 15 conjunts are in the unsatisfiable core [2023-12-03 00:25:06,922 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:07,037 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 0 proven. 280 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-03 00:25:07,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:07,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 306 states to 139 states and 266 transitions. [2023-12-03 00:25:07,612 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 266 transitions. [2023-12-03 00:25:07,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-03 00:25:07,613 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:25:07,613 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:25:07,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-03 00:25:07,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 251 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-03 00:25:07,671 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-03 00:25:08,004 INFO L134 CoverageAnalysis]: Checked inductivity of 438 backedges. 397 proven. 5 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-03 00:25:08,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:25:08,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 105 states and 183 transitions. [2023-12-03 00:25:08,267 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 183 transitions. [2023-12-03 00:25:08,267 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-03 00:25:08,267 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 32 iterations. [2023-12-03 00:25:08,275 INFO L751 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2023-12-03 00:25:08,430 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 00:25:08,434 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 00:25:08,434 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-03 00:25:08,434 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:25:08 ImpRootNode [2023-12-03 00:25:08,434 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:25:08,435 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:25:08,435 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:25:08,435 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:25:08,436 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 03.12 12:24:52" (3/4) ... [2023-12-03 00:25:08,437 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-03 00:25:08,441 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-03 00:25:08,445 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 17 nodes and edges [2023-12-03 00:25:08,445 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-03 00:25:08,446 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-03 00:25:08,446 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-03 00:25:08,540 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 00:25:08,541 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-03 00:25:08,541 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:25:08,541 INFO L158 Benchmark]: Toolchain (without parser) took 16940.80ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 124.0MB in the beginning and 75.7MB in the end (delta: 48.3MB). Peak memory consumption was 96.1MB. Max. memory is 16.1GB. [2023-12-03 00:25:08,542 INFO L158 Benchmark]: CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:25:08,542 INFO L158 Benchmark]: CACSL2BoogieTranslator took 250.43ms. Allocated memory is still 159.4MB. Free memory was 123.5MB in the beginning and 113.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 00:25:08,543 INFO L158 Benchmark]: Boogie Procedure Inliner took 37.84ms. Allocated memory is still 159.4MB. Free memory was 113.0MB in the beginning and 111.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:25:08,543 INFO L158 Benchmark]: Boogie Preprocessor took 24.76ms. Allocated memory is still 159.4MB. Free memory was 111.5MB in the beginning and 110.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:25:08,543 INFO L158 Benchmark]: RCFGBuilder took 370.15ms. Allocated memory is still 159.4MB. Free memory was 110.3MB in the beginning and 95.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 00:25:08,544 INFO L158 Benchmark]: CodeCheck took 16146.48ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 95.2MB in the beginning and 79.8MB in the end (delta: 15.4MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. [2023-12-03 00:25:08,544 INFO L158 Benchmark]: Witness Printer took 105.79ms. Allocated memory is still 205.5MB. Free memory was 79.8MB in the beginning and 75.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:25:08,546 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 26 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 15.9s, OverallIterations: 32, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4208 SdHoareTripleChecker+Valid, 22.0s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3305 mSDsluCounter, 5207 SdHoareTripleChecker+Invalid, 17.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2885 mSDsCounter, 5702 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14923 IncrementalHoareTripleChecker+Invalid, 20625 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 5702 mSolverCounterUnsat, 2322 mSDtfsCounter, 14923 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 12751 GetRequests, 11382 SyntacticMatches, 1113 SemanticMatches, 256 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 47970 ImplicationChecksByTransitivity, 10.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 4.8s InterpolantComputationTime, 1377 NumberOfCodeBlocks, 1377 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 1346 ConstructedInterpolants, 0 QuantifiedInterpolants, 4016 SizeOfPredicates, 187 NumberOfNonLiveVariables, 4181 ConjunctsInSsa, 249 ConjunctsInUnsatCore, 31 InterpolantComputations, 13 PerfectInterpolantSequences, 1964/3882 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: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 35]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - InvariantResult [Line: 45]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 35]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 60]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16ms. Allocated memory is still 104.9MB. Free memory is still 56.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 250.43ms. Allocated memory is still 159.4MB. Free memory was 123.5MB in the beginning and 113.0MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 37.84ms. Allocated memory is still 159.4MB. Free memory was 113.0MB in the beginning and 111.5MB in the end (delta: 1.5MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.76ms. Allocated memory is still 159.4MB. Free memory was 111.5MB in the beginning and 110.3MB in the end (delta: 1.1MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 370.15ms. Allocated memory is still 159.4MB. Free memory was 110.3MB in the beginning and 95.2MB in the end (delta: 15.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 16146.48ms. Allocated memory was 159.4MB in the beginning and 205.5MB in the end (delta: 46.1MB). Free memory was 95.2MB in the beginning and 79.8MB in the end (delta: 15.4MB). Peak memory consumption was 64.6MB. Max. memory is 16.1GB. * Witness Printer took 105.79ms. Allocated memory is still 205.5MB. Free memory was 79.8MB in the beginning and 75.7MB in the end (delta: 4.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-03 00:25:08,565 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0dacb3d0-8d07-4c99-8c2b-09ac4858de61/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