./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL --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 26517bdd67184dea6352cf50b6d9992d41ecfd853675bfc685354b90b7b5bf40 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:12:04,371 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:12:04,487 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-19 03:12:04,494 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:12:04,495 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:12:04,534 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:12:04,535 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:12:04,536 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:12:04,537 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:12:04,542 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:12:04,543 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:12:04,544 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:12:04,544 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:12:04,546 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:12:04,546 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:12:04,547 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:12:04,547 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:12:04,548 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:12:04,548 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:12:04,549 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:12:04,549 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:12:04,550 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:12:04,550 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:12:04,551 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:12:04,551 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:12:04,552 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:12:04,552 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:12:04,553 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:12:04,553 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:04,554 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:12:04,555 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:12:04,556 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:12:04,556 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:12:04,556 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:12:04,556 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:12:04,557 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_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 26517bdd67184dea6352cf50b6d9992d41ecfd853675bfc685354b90b7b5bf40 [2023-11-19 03:12:04,820 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:12:04,848 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:12:04,851 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:12:04,852 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:12:04,853 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:12:04,855 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound10.c [2023-11-19 03:12:08,036 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:12:08,234 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:12:08,235 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/sv-benchmarks/c/nla-digbench-scaling/dijkstra-u_unwindbound10.c [2023-11-19 03:12:08,243 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/data/1a2e3f675/15828c26e2cb4fa68db85bafdca61250/FLAGc02c3ecef [2023-11-19 03:12:08,258 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/data/1a2e3f675/15828c26e2cb4fa68db85bafdca61250 [2023-11-19 03:12:08,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:12:08,263 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:12:08,265 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:08,265 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:12:08,270 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:12:08,271 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,272 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@d4aed11 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:08, skipping insertion in model container [2023-11-19 03:12:08,272 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,297 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:12:08,483 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:08,494 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:12:08,528 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:12:08,548 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:12:08,549 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:08 WrapperNode [2023-11-19 03:12:08,549 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:12:08,550 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:08,550 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:12:08,551 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:12:08,559 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,584 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,606 INFO L138 Inliner]: procedures = 14, calls = 18, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 74 [2023-11-19 03:12:08,606 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:12:08,607 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:12:08,607 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:12:08,607 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:12:08,617 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,617 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,621 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,621 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,626 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,631 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,633 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,634 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,636 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:12:08,637 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:12:08,637 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:12:08,638 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:12:08,644 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:12:08" (1/1) ... [2023-11-19 03:12:08,650 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:12:08,666 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:12:08,678 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:12:08,700 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:12:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:12:08,729 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:12:08,730 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:12:08,730 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:12:08,730 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:12:08,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:12:08,817 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:12:08,820 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:12:09,217 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:12:09,313 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:12:09,315 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-19 03:12:09,320 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:09 BoogieIcfgContainer [2023-11-19 03:12:09,320 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:12:09,321 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:12:09,321 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:12:09,329 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:12:09,329 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:09" (1/1) ... [2023-11-19 03:12:09,338 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:12:09,405 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:09,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 28 states and 41 transitions. [2023-11-19 03:12:09,414 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 41 transitions. [2023-11-19 03:12:09,416 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:12:09,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:09,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:09,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:09,697 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:09,735 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:09,736 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 30 states and 43 transitions. [2023-11-19 03:12:09,737 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 43 transitions. [2023-11-19 03:12:09,737 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:12:09,737 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:09,737 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:09,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:09,792 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:09,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:09,807 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 44 transitions. [2023-11-19 03:12:09,807 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 44 transitions. [2023-11-19 03:12:09,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:12:09,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:09,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:09,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:09,887 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:09,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:09,922 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 32 states and 44 transitions. [2023-11-19 03:12:09,922 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 44 transitions. [2023-11-19 03:12:09,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:12:09,923 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:09,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:09,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:10,072 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:10,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:10,206 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 51 transitions. [2023-11-19 03:12:10,206 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 51 transitions. [2023-11-19 03:12:10,207 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-19 03:12:10,207 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:10,208 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:10,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:10,288 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:10,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:10,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 37 states and 53 transitions. [2023-11-19 03:12:10,379 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 53 transitions. [2023-11-19 03:12:10,379 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:12:10,379 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:10,379 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:10,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:10,481 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:10,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:10,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 41 states and 61 transitions. [2023-11-19 03:12:10,741 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 61 transitions. [2023-11-19 03:12:10,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:12:10,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:10,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:10,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:10,833 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:10,968 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:10,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 44 states and 64 transitions. [2023-11-19 03:12:10,975 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 64 transitions. [2023-11-19 03:12:10,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:12:10,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:10,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:11,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:11,061 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:11,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:11,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2023-11-19 03:12:11,087 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2023-11-19 03:12:11,088 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:12:11,088 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:11,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:11,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:11,217 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:11,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:11,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 47 states and 68 transitions. [2023-11-19 03:12:11,402 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 68 transitions. [2023-11-19 03:12:11,404 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:12:11,405 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:11,405 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:11,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:11,567 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:11,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:11,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 51 states and 76 transitions. [2023-11-19 03:12:11,889 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 76 transitions. [2023-11-19 03:12:11,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:12:11,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:11,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:11,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:12,009 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:12,108 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:12,110 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 54 states and 79 transitions. [2023-11-19 03:12:12,110 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 79 transitions. [2023-11-19 03:12:12,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-19 03:12:12,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:12,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:12,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:12,199 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:12,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:12,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 55 states and 83 transitions. [2023-11-19 03:12:12,239 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 83 transitions. [2023-11-19 03:12:12,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 03:12:12,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:12,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:12,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:12,464 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:12,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:12,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2023-11-19 03:12:12,588 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2023-11-19 03:12:12,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:12:12,591 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:12,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:12,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:12,755 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:13,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:13,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 59 states and 88 transitions. [2023-11-19 03:12:13,107 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 88 transitions. [2023-11-19 03:12:13,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:12:13,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:13,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:13,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:13,267 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:13,385 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:13,386 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 62 states and 91 transitions. [2023-11-19 03:12:13,386 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 91 transitions. [2023-11-19 03:12:13,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:12:13,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:13,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:13,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:13,468 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:13,512 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:13,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 63 states and 96 transitions. [2023-11-19 03:12:13,513 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 96 transitions. [2023-11-19 03:12:13,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 03:12:13,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:13,514 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:13,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:13,733 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:13,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:13,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 63 states and 92 transitions. [2023-11-19 03:12:13,884 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 92 transitions. [2023-11-19 03:12:13,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:12:13,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:13,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:13,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:14,067 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:14,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:14,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 67 states and 100 transitions. [2023-11-19 03:12:14,491 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 100 transitions. [2023-11-19 03:12:14,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:12:14,494 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:14,495 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:14,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:14,649 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:14,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:14,798 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 70 states and 103 transitions. [2023-11-19 03:12:14,798 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 103 transitions. [2023-11-19 03:12:14,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:12:14,800 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:14,800 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:14,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:14,854 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:12:14,859 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:15,239 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:12:15,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:15,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 83 states and 132 transitions. [2023-11-19 03:12:15,836 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 132 transitions. [2023-11-19 03:12:15,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:12:15,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:15,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:15,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:15,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-19 03:12:15,880 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:16,211 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:12:16,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:16,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 161 states to 96 states and 161 transitions. [2023-11-19 03:12:16,953 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 161 transitions. [2023-11-19 03:12:16,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-19 03:12:16,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:16,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:16,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:17,058 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:17,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:17,108 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 97 states and 167 transitions. [2023-11-19 03:12:17,108 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 167 transitions. [2023-11-19 03:12:17,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:12:17,112 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:17,112 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:17,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:17,469 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:17,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:17,690 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 97 states and 162 transitions. [2023-11-19 03:12:17,690 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 162 transitions. [2023-11-19 03:12:17,691 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:12:17,691 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:17,692 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:17,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:17,906 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:18,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:18,362 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 98 states and 165 transitions. [2023-11-19 03:12:18,362 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 165 transitions. [2023-11-19 03:12:18,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-19 03:12:18,363 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:18,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:18,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:18,531 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:18,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:18,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 101 states and 168 transitions. [2023-11-19 03:12:18,709 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 168 transitions. [2023-11-19 03:12:18,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:12:18,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:18,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:18,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:18,817 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:18,874 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:18,875 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 102 states and 175 transitions. [2023-11-19 03:12:18,875 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 175 transitions. [2023-11-19 03:12:18,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-19 03:12:18,876 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:18,876 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:18,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:19,335 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 55 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:19,574 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:19,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 102 states and 169 transitions. [2023-11-19 03:12:19,575 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 169 transitions. [2023-11-19 03:12:19,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:12:19,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:19,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:19,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:19,823 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:20,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:20,304 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 103 states and 172 transitions. [2023-11-19 03:12:20,304 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 172 transitions. [2023-11-19 03:12:20,305 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:12:20,305 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:20,305 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:20,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:20,493 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:20,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:20,705 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 106 states and 175 transitions. [2023-11-19 03:12:20,705 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 175 transitions. [2023-11-19 03:12:20,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:12:20,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:20,710 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:20,734 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:20,871 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:20,934 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:20,934 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 107 states and 183 transitions. [2023-11-19 03:12:20,935 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 183 transitions. [2023-11-19 03:12:20,936 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:12:20,937 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:20,937 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:20,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:21,524 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 81 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:21,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:21,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 107 states and 176 transitions. [2023-11-19 03:12:21,786 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 176 transitions. [2023-11-19 03:12:21,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:12:21,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:21,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:21,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:22,118 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:22,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:22,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 108 states and 179 transitions. [2023-11-19 03:12:22,647 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 179 transitions. [2023-11-19 03:12:22,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:12:22,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:22,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:22,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:22,840 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:23,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:23,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 111 states and 182 transitions. [2023-11-19 03:12:23,073 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 182 transitions. [2023-11-19 03:12:23,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:12:23,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:23,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:23,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:23,199 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:23,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:23,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 112 states and 191 transitions. [2023-11-19 03:12:23,265 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 191 transitions. [2023-11-19 03:12:23,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:12:23,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:23,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:23,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:23,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:12:23,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:23,447 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 89 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 03:12:23,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:23,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 122 states and 213 transitions. [2023-11-19 03:12:23,907 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 213 transitions. [2023-11-19 03:12:23,908 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:12:23,908 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:23,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:23,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:24,682 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 112 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:24,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:24,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 122 states and 205 transitions. [2023-11-19 03:12:24,956 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 205 transitions. [2023-11-19 03:12:24,956 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:12:24,956 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:24,957 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:24,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:25,253 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:25,858 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:25,859 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 123 states and 208 transitions. [2023-11-19 03:12:25,859 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 208 transitions. [2023-11-19 03:12:25,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-19 03:12:25,860 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:25,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:25,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:26,063 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:26,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:26,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 126 states and 211 transitions. [2023-11-19 03:12:26,274 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 211 transitions. [2023-11-19 03:12:26,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:12:26,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:26,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:26,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:26,323 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-19 03:12:26,327 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:27,183 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 41 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:12:28,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:28,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 139 states and 240 transitions. [2023-11-19 03:12:28,424 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 240 transitions. [2023-11-19 03:12:28,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:12:28,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:28,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:28,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:28,575 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:28,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:28,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 140 states and 250 transitions. [2023-11-19 03:12:28,653 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 250 transitions. [2023-11-19 03:12:28,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:12:28,654 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:28,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:28,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:29,529 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 148 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:29,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:29,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 140 states and 241 transitions. [2023-11-19 03:12:29,832 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 241 transitions. [2023-11-19 03:12:29,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:12:29,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:29,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:29,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:30,199 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:30,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:30,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 141 states and 244 transitions. [2023-11-19 03:12:30,836 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 244 transitions. [2023-11-19 03:12:30,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:12:30,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:30,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:30,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:31,071 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:31,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:31,328 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 144 states and 247 transitions. [2023-11-19 03:12:31,328 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 247 transitions. [2023-11-19 03:12:31,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:12:31,328 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:31,329 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:31,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:31,524 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:31,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:31,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 145 states and 247 transitions. [2023-11-19 03:12:31,669 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 247 transitions. [2023-11-19 03:12:31,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:12:31,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:31,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:31,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:32,700 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 189 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:33,032 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:33,033 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 227 states to 139 states and 227 transitions. [2023-11-19 03:12:33,033 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 227 transitions. [2023-11-19 03:12:33,034 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:12:33,034 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:33,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:33,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:33,242 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:33,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:33,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 139 states and 225 transitions. [2023-11-19 03:12:33,706 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 225 transitions. [2023-11-19 03:12:33,707 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:12:33,707 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:33,707 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:33,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:33,878 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:34,085 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:34,086 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 138 states and 224 transitions. [2023-11-19 03:12:34,086 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 224 transitions. [2023-11-19 03:12:34,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:12:34,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:34,088 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:34,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:34,349 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-11-19 03:12:34,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:34,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 126 states and 197 transitions. [2023-11-19 03:12:34,775 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 197 transitions. [2023-11-19 03:12:34,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:12:34,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:34,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:34,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:34,975 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:12:35,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:35,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 126 states and 195 transitions. [2023-11-19 03:12:35,313 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 195 transitions. [2023-11-19 03:12:35,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-11-19 03:12:35,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:35,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:35,389 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:35,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-19 03:12:35,401 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:35,542 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 139 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 03:12:36,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:36,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 220 states to 129 states and 199 transitions. [2023-11-19 03:12:36,164 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 199 transitions. [2023-11-19 03:12:36,166 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2023-11-19 03:12:36,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:36,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:36,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:36,245 INFO L262 TraceCheckSpWp]: Trace formula consists of 237 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:12:36,254 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:36,421 INFO L134 CoverageAnalysis]: Checked inductivity of 353 backedges. 0 proven. 263 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-19 03:12:37,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:37,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 139 states and 221 transitions. [2023-11-19 03:12:37,065 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 221 transitions. [2023-11-19 03:12:37,066 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2023-11-19 03:12:37,066 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:37,067 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:37,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:37,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:12:37,134 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:37,756 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 15 proven. 149 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-11-19 03:12:38,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:38,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 269 states to 152 states and 248 transitions. [2023-11-19 03:12:38,913 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 248 transitions. [2023-11-19 03:12:38,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-19 03:12:38,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:38,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:39,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:39,016 INFO L262 TraceCheckSpWp]: Trace formula consists of 277 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-19 03:12:39,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:39,382 INFO L134 CoverageAnalysis]: Checked inductivity of 423 backedges. 15 proven. 318 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-19 03:12:40,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:40,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 295 states to 165 states and 274 transitions. [2023-11-19 03:12:40,159 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 274 transitions. [2023-11-19 03:12:40,160 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 127 [2023-11-19 03:12:40,161 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:40,161 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:40,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:40,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:12:40,280 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:40,559 INFO L134 CoverageAnalysis]: Checked inductivity of 705 backedges. 0 proven. 585 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-19 03:12:41,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:41,256 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 299 states to 168 states and 278 transitions. [2023-11-19 03:12:41,256 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 278 transitions. [2023-11-19 03:12:41,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 135 [2023-11-19 03:12:41,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:41,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:41,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:41,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 369 conjuncts, 19 conjunts are in the unsatisfiable core [2023-11-19 03:12:41,373 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:41,611 INFO L134 CoverageAnalysis]: Checked inductivity of 1010 backedges. 0 proven. 860 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 03:12:42,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:42,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 178 states and 300 transitions. [2023-11-19 03:12:42,702 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states and 300 transitions. [2023-11-19 03:12:42,703 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-19 03:12:42,703 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:12:42,704 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:12:42,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:12:42,806 INFO L262 TraceCheckSpWp]: Trace formula consists of 348 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-19 03:12:42,810 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:12:44,028 INFO L134 CoverageAnalysis]: Checked inductivity of 735 backedges. 612 proven. 3 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-11-19 03:12:44,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:12:44,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 319 states to 167 states and 281 transitions. [2023-11-19 03:12:44,494 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 281 transitions. [2023-11-19 03:12:44,495 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-19 03:12:44,495 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 57 iterations. [2023-11-19 03:12:44,511 INFO L751 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2023-11-19 03:12:44,832 INFO L560 CodeCheckObserver]: Invariant with dag size 44 [2023-11-19 03:12:44,840 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:12:44,840 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-19 03:12:44,841 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 19.11 03:12:44 ImpRootNode [2023-11-19 03:12:44,841 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-19 03:12:44,841 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-19 03:12:44,841 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-19 03:12:44,842 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-19 03:12:44,842 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:12:09" (3/4) ... [2023-11-19 03:12:44,844 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-19 03:12:44,848 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-19 03:12:44,854 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 16 nodes and edges [2023-11-19 03:12:44,855 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 8 nodes and edges [2023-11-19 03:12:44,855 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-19 03:12:44,856 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-19 03:12:44,952 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/witness.graphml [2023-11-19 03:12:44,952 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/witness.yml [2023-11-19 03:12:44,953 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-19 03:12:44,953 INFO L158 Benchmark]: Toolchain (without parser) took 36690.63ms. Allocated memory was 163.6MB in the beginning and 413.1MB in the end (delta: 249.6MB). Free memory was 116.2MB in the beginning and 240.9MB in the end (delta: -124.7MB). Peak memory consumption was 125.9MB. Max. memory is 16.1GB. [2023-11-19 03:12:44,954 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 132.1MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-19 03:12:44,954 INFO L158 Benchmark]: CACSL2BoogieTranslator took 284.81ms. Allocated memory is still 163.6MB. Free memory was 116.2MB in the beginning and 104.6MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-19 03:12:44,955 INFO L158 Benchmark]: Boogie Procedure Inliner took 55.99ms. Allocated memory is still 163.6MB. Free memory was 104.6MB in the beginning and 102.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:44,955 INFO L158 Benchmark]: Boogie Preprocessor took 29.93ms. Allocated memory is still 163.6MB. Free memory was 102.5MB in the beginning and 101.5MB in the end (delta: 994.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:44,956 INFO L158 Benchmark]: RCFGBuilder took 682.83ms. Allocated memory is still 163.6MB. Free memory was 101.0MB in the beginning and 82.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. [2023-11-19 03:12:44,956 INFO L158 Benchmark]: CodeCheck took 35519.86ms. Allocated memory was 163.6MB in the beginning and 413.1MB in the end (delta: 249.6MB). Free memory was 82.2MB in the beginning and 246.0MB in the end (delta: -163.9MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. [2023-11-19 03:12:44,956 INFO L158 Benchmark]: Witness Printer took 111.61ms. Allocated memory is still 413.1MB. Free memory was 246.0MB in the beginning and 240.9MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-19 03:12:44,959 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 28 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 35.1s, OverallIterations: 57, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9250 SdHoareTripleChecker+Valid, 43.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8208 mSDsluCounter, 7379 SdHoareTripleChecker+Invalid, 35.6s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4721 mSDsCounter, 9411 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 30776 IncrementalHoareTripleChecker+Invalid, 40187 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 9411 mSolverCounterUnsat, 2658 mSDtfsCounter, 30776 mSolverCounterSat, 0.9s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21140 GetRequests, 18951 SyntacticMatches, 1879 SemanticMatches, 310 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 88369 ImplicationChecksByTransitivity, 23.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 14.8s InterpolantComputationTime, 2262 NumberOfCodeBlocks, 2262 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 2206 ConstructedInterpolants, 0 QuantifiedInterpolants, 6648 SizeOfPredicates, 142 NumberOfNonLiveVariables, 2511 ConjunctsInSsa, 168 ConjunctsInUnsatCore, 56 InterpolantComputations, 7 PerfectInterpolantSequences, 2406/7898 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: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 30]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 38]: 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: 30]: Loop Invariant Derived loop invariant: ((((((((((((counter <= 10) && (9 < counter)) || ((counter <= 1) && (1 <= counter))) || ((counter <= 3) && (2 < counter))) || ((counter <= 5) && (4 < counter))) || (counter == 0)) || ((counter <= 6) && (5 < counter))) || ((1 < counter) && (counter <= 2))) || ((8 < counter) && (counter <= 9))) || ((6 < counter) && (counter <= 7))) || ((counter <= 4) && (3 < counter))) || ((7 < counter) && (counter <= 8))) - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 59]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 132.1MB. Free memory is still 79.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 284.81ms. Allocated memory is still 163.6MB. Free memory was 116.2MB in the beginning and 104.6MB in the end (delta: 11.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 55.99ms. Allocated memory is still 163.6MB. Free memory was 104.6MB in the beginning and 102.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.93ms. Allocated memory is still 163.6MB. Free memory was 102.5MB in the beginning and 101.5MB in the end (delta: 994.3kB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 682.83ms. Allocated memory is still 163.6MB. Free memory was 101.0MB in the beginning and 82.2MB in the end (delta: 18.9MB). Peak memory consumption was 18.9MB. Max. memory is 16.1GB. * CodeCheck took 35519.86ms. Allocated memory was 163.6MB in the beginning and 413.1MB in the end (delta: 249.6MB). Free memory was 82.2MB in the beginning and 246.0MB in the end (delta: -163.9MB). Peak memory consumption was 88.1MB. Max. memory is 16.1GB. * Witness Printer took 111.61ms. Allocated memory is still 413.1MB. Free memory was 246.0MB in the beginning and 240.9MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-19 03:12:45,010 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9a769b2e-56dd-4361-87d7-5f967e53ec7a/bin/ukojak-verify-G8NBE6pJGL/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