./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/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_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 03c4946022d2e6f710dd6221d8af6a4ec932dc09e858917dba12290a0f27caf9 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:16:18,418 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:16:18,484 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:16:18,489 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:16:18,489 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:16:18,511 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:16:18,512 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:16:18,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:16:18,513 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:16:18,514 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:16:18,515 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:16:18,515 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:16:18,516 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:16:18,516 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:16:18,517 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:16:18,517 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:16:18,518 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:16:18,518 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:16:18,519 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:16:18,519 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:16:18,519 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:16:18,520 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:16:18,520 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:16:18,521 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:16:18,521 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:16:18,522 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:16:18,522 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:16:18,522 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:16:18,523 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:16:18,523 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:16:18,523 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:16:18,524 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:16:18,524 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:16:18,524 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_32262554-700e-4ba6-9698-dd47c713e88a/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 03c4946022d2e6f710dd6221d8af6a4ec932dc09e858917dba12290a0f27caf9 [2023-12-02 23:16:18,750 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:16:18,771 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:16:18,774 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:16:18,775 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:16:18,776 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:16:18,777 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c [2023-12-02 23:16:21,526 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:16:21,704 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:16:21,705 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c [2023-12-02 23:16:21,712 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9/data/85128f412/6ae0c0b3f6a647fbb2b0bae4cea4d629/FLAGd56280803 [2023-12-02 23:16:21,724 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9/data/85128f412/6ae0c0b3f6a647fbb2b0bae4cea4d629 [2023-12-02 23:16:21,727 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:16:21,728 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:16:21,729 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:16:21,730 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:16:21,734 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:16:21,734 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:16:21" (1/1) ... [2023-12-02 23:16:21,736 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2f10c521 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:21, skipping insertion in model container [2023-12-02 23:16:21,736 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:16:21" (1/1) ... [2023-12-02 23:16:21,755 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:16:21,882 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c[454,467] [2023-12-02 23:16:21,895 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:16:21,905 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:16:21,915 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/sv-benchmarks/c/nla-digbench-scaling/ps2-ll_unwindbound5.c[454,467] [2023-12-02 23:16:21,920 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:16:21,931 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:16:21,932 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:21 WrapperNode [2023-12-02 23:16:21,932 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:16:21,933 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:16:21,933 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:16:21,933 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:16:21,939 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:21" (1/1) ... [2023-12-02 23:16:21,945 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:21" (1/1) ... [2023-12-02 23:16:21,958 INFO L138 Inliner]: procedures = 14, calls = 9, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 38 [2023-12-02 23:16:21,959 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:16:21,959 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:16:21,959 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:16:21,960 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:16:21,966 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:21" (1/1) ... [2023-12-02 23:16:21,967 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:21" (1/1) ... [2023-12-02 23:16:21,968 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:21" (1/1) ... [2023-12-02 23:16:21,968 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:21" (1/1) ... [2023-12-02 23:16:21,971 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:21" (1/1) ... [2023-12-02 23:16:21,974 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:21" (1/1) ... [2023-12-02 23:16:21,975 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:21" (1/1) ... [2023-12-02 23:16:21,976 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:21" (1/1) ... [2023-12-02 23:16:21,977 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:16:21,978 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:16:21,979 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:16:21,979 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:16:21,980 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:16:21" (1/1) ... [2023-12-02 23:16:21,986 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:16:21,997 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:16:22,010 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:16:22,013 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:16:22,043 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:16:22,043 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:16:22,043 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:16:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:16:22,044 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:16:22,044 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:16:22,108 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:16:22,110 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:16:22,203 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:16:22,226 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:16:22,226 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:16:22,228 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:16:22 BoogieIcfgContainer [2023-12-02 23:16:22,228 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:16:22,229 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:16:22,229 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:16:22,240 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:16:22,240 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:16:22" (1/1) ... [2023-12-02 23:16:22,250 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:16:22,298 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:22,306 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 18 states to 14 states and 18 transitions. [2023-12-02 23:16:22,306 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 18 transitions. [2023-12-02 23:16:22,311 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:16:22,311 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:22,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:22,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:22,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:22,443 INFO L262 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:16:22,447 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:22,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:22,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:22,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 14 states and 16 transitions. [2023-12-02 23:16:22,484 INFO L276 IsEmpty]: Start isEmpty. Operand 14 states and 16 transitions. [2023-12-02 23:16:22,484 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:16:22,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:22,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:22,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:22,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:22,537 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:16:22,538 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:22,586 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:22,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:22,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 19 states to 16 states and 19 transitions. [2023-12-02 23:16:22,624 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 19 transitions. [2023-12-02 23:16:22,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:16:22,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:22,625 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:22,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:22,654 INFO L262 TraceCheckSpWp]: Trace formula consists of 45 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:16:22,656 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:22,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:22,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:22,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 21 states and 29 transitions. [2023-12-02 23:16:22,962 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 29 transitions. [2023-12-02 23:16:22,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:16:22,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:22,964 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:22,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:22,989 INFO L262 TraceCheckSpWp]: Trace formula consists of 55 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:16:22,992 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:23,093 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:23,304 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:23,305 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 25 states and 37 transitions. [2023-12-02 23:16:23,305 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 37 transitions. [2023-12-02 23:16:23,306 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:16:23,306 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:23,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:23,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:23,332 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:16:23,334 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:23,397 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:24,182 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:24,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 55 transitions. [2023-12-02 23:16:24,183 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 55 transitions. [2023-12-02 23:16:24,184 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:16:24,184 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:24,185 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:24,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:24,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 23:16:24,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:24,284 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:24,790 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:24,791 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 37 states and 66 transitions. [2023-12-02 23:16:24,792 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 66 transitions. [2023-12-02 23:16:24,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:16:24,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:24,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:24,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:24,816 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 14 conjunts are in the unsatisfiable core [2023-12-02 23:16:24,818 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:24,861 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:25,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:25,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 39 states and 67 transitions. [2023-12-02 23:16:25,180 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 67 transitions. [2023-12-02 23:16:25,181 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 23:16:25,181 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:25,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:25,209 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:25,210 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:16:25,212 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:25,317 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:26,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:26,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 47 states and 90 transitions. [2023-12-02 23:16:26,561 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 90 transitions. [2023-12-02 23:16:26,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 23:16:26,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:26,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:26,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:26,593 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 23:16:26,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:26,705 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:16:27,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:27,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 51 states and 104 transitions. [2023-12-02 23:16:27,526 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 104 transitions. [2023-12-02 23:16:27,527 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 23:16:27,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:27,528 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:27,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:27,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 23:16:27,556 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:27,614 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:16:28,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:28,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 54 states and 107 transitions. [2023-12-02 23:16:28,172 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 107 transitions. [2023-12-02 23:16:28,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 23:16:28,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:28,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:28,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:28,211 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:16:28,213 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:28,244 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 4 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:28,424 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:28,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 54 states and 106 transitions. [2023-12-02 23:16:28,426 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 106 transitions. [2023-12-02 23:16:28,427 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 23:16:28,427 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:28,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:28,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:28,455 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 23 conjunts are in the unsatisfiable core [2023-12-02 23:16:28,456 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:28,509 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:16:28,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:28,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 56 states and 107 transitions. [2023-12-02 23:16:28,921 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 107 transitions. [2023-12-02 23:16:28,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:16:28,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:28,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:28,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:28,943 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:16:28,944 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:29,080 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:30,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:30,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 64 states and 135 transitions. [2023-12-02 23:16:30,523 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 135 transitions. [2023-12-02 23:16:30,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:16:30,525 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:30,525 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:30,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:30,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 23:16:30,558 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:30,682 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:16:31,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:31,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 68 states and 151 transitions. [2023-12-02 23:16:31,589 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 151 transitions. [2023-12-02 23:16:31,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:16:31,590 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:31,591 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:31,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:31,613 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:16:31,615 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:31,651 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:31,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:31,898 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 68 states and 150 transitions. [2023-12-02 23:16:31,898 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 150 transitions. [2023-12-02 23:16:31,899 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:16:31,899 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:31,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:31,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:31,930 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 23:16:31,932 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:31,998 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:16:32,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:32,664 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 71 states and 153 transitions. [2023-12-02 23:16:32,665 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 153 transitions. [2023-12-02 23:16:32,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:16:32,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:32,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:32,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:32,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 23:16:32,698 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:32,755 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:16:33,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:33,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 74 states and 157 transitions. [2023-12-02 23:16:33,632 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 157 transitions. [2023-12-02 23:16:33,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:16:33,633 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:33,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:33,659 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 27 conjunts are in the unsatisfiable core [2023-12-02 23:16:33,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:33,717 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 8 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:16:34,272 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:34,272 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 76 states and 158 transitions. [2023-12-02 23:16:34,272 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 158 transitions. [2023-12-02 23:16:34,273 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-12-02 23:16:34,273 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:34,273 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:34,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:34,293 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:16:34,293 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:34,325 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 6 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:34,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:34,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 76 states and 157 transitions. [2023-12-02 23:16:34,555 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 157 transitions. [2023-12-02 23:16:34,556 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:16:34,556 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:34,556 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:34,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:34,584 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 23:16:34,585 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:34,750 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 13 proven. 40 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 23:16:35,835 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:35,836 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 80 states and 173 transitions. [2023-12-02 23:16:35,836 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 173 transitions. [2023-12-02 23:16:35,837 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:16:35,837 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:35,837 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:35,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:35,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 23:16:35,868 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:35,933 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 13 proven. 40 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 23:16:36,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:36,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 176 states to 83 states and 176 transitions. [2023-12-02 23:16:36,803 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 176 transitions. [2023-12-02 23:16:36,804 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:16:36,804 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:36,804 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:36,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:36,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:16:36,831 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:37,026 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:39,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:39,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 91 states and 202 transitions. [2023-12-02 23:16:39,169 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 202 transitions. [2023-12-02 23:16:39,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:16:39,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:39,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:39,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:39,201 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 23:16:39,203 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:39,265 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 13 proven. 40 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 23:16:40,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:40,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 94 states and 206 transitions. [2023-12-02 23:16:40,287 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 206 transitions. [2023-12-02 23:16:40,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:16:40,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:40,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:40,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:40,308 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:16:40,310 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:40,347 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:40,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:40,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 94 states and 205 transitions. [2023-12-02 23:16:40,621 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 205 transitions. [2023-12-02 23:16:40,622 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:16:40,622 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:40,622 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:40,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:40,660 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 23:16:40,662 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:40,724 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 13 proven. 40 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 23:16:41,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:41,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 96 states and 206 transitions. [2023-12-02 23:16:41,437 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 206 transitions. [2023-12-02 23:16:41,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:16:41,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:41,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:41,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:41,464 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:16:41,465 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:41,518 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:41,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:41,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 96 states and 205 transitions. [2023-12-02 23:16:41,812 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 205 transitions. [2023-12-02 23:16:41,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:16:41,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:41,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:41,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:41,843 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 31 conjunts are in the unsatisfiable core [2023-12-02 23:16:41,844 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:41,900 INFO L134 CoverageAnalysis]: Checked inductivity of 68 backedges. 13 proven. 40 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 23:16:42,915 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:42,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 99 states and 208 transitions. [2023-12-02 23:16:42,916 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 208 transitions. [2023-12-02 23:16:42,917 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:16:42,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:42,918 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:42,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:42,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:16:42,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:42,977 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 8 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:43,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:43,283 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 99 states and 207 transitions. [2023-12-02 23:16:43,283 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 207 transitions. [2023-12-02 23:16:43,284 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 23:16:43,284 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:43,284 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:43,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:43,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 23:16:43,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:43,690 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 100 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:47,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:47,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 111 states and 249 transitions. [2023-12-02 23:16:47,255 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 249 transitions. [2023-12-02 23:16:47,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 23:16:47,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:47,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:47,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:47,289 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 35 conjunts are in the unsatisfiable core [2023-12-02 23:16:47,291 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:47,496 INFO L134 CoverageAnalysis]: Checked inductivity of 100 backedges. 18 proven. 54 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 23:16:48,697 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:48,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 114 states and 253 transitions. [2023-12-02 23:16:48,698 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 253 transitions. [2023-12-02 23:16:48,699 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 23:16:48,699 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:48,699 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:48,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:48,726 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 23:16:48,727 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:49,005 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 100 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:50,312 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:50,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 114 states and 249 transitions. [2023-12-02 23:16:50,313 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 249 transitions. [2023-12-02 23:16:50,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 23:16:50,315 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:16:50,315 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:16:50,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:16:50,342 INFO L262 TraceCheckSpWp]: Trace formula consists of 150 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 23:16:50,343 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:16:50,624 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 100 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:16:51,326 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:16:51,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 50 states and 64 transitions. [2023-12-02 23:16:51,326 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 64 transitions. [2023-12-02 23:16:51,326 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 23:16:51,327 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 33 iterations. [2023-12-02 23:16:51,334 INFO L751 CodeCheckObserver]: All specifications hold 1 specifications checked. All of them hold [2023-12-02 23:16:51,937 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:16:51,941 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:16:51,941 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:16:51 ImpRootNode [2023-12-02 23:16:51,941 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:16:51,942 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:16:51,942 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:16:51,942 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:16:51,942 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:16:22" (3/4) ... [2023-12-02 23:16:51,943 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 23:16:51,946 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-02 23:16:51,949 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 12 nodes and edges [2023-12-02 23:16:51,950 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-12-02 23:16:51,950 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 23:16:51,950 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 23:16:52,018 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 23:16:52,019 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 23:16:52,019 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:16:52,020 INFO L158 Benchmark]: Toolchain (without parser) took 30291.15ms. Allocated memory was 148.9MB in the beginning and 262.1MB in the end (delta: 113.2MB). Free memory was 109.3MB in the beginning and 77.0MB in the end (delta: 32.3MB). Peak memory consumption was 146.5MB. Max. memory is 16.1GB. [2023-12-02 23:16:52,020 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:16:52,021 INFO L158 Benchmark]: CACSL2BoogieTranslator took 202.79ms. Allocated memory is still 148.9MB. Free memory was 108.8MB in the beginning and 98.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:16:52,021 INFO L158 Benchmark]: Boogie Procedure Inliner took 25.94ms. Allocated memory is still 148.9MB. Free memory was 98.3MB in the beginning and 97.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:16:52,022 INFO L158 Benchmark]: Boogie Preprocessor took 18.33ms. Allocated memory is still 148.9MB. Free memory was 97.1MB in the beginning and 96.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:16:52,022 INFO L158 Benchmark]: RCFGBuilder took 249.94ms. Allocated memory is still 148.9MB. Free memory was 96.1MB in the beginning and 85.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:16:52,023 INFO L158 Benchmark]: CodeCheck took 29712.16ms. Allocated memory was 148.9MB in the beginning and 262.1MB in the end (delta: 113.2MB). Free memory was 85.7MB in the beginning and 81.2MB in the end (delta: 4.6MB). Peak memory consumption was 119.3MB. Max. memory is 16.1GB. [2023-12-02 23:16:52,023 INFO L158 Benchmark]: Witness Printer took 77.27ms. Allocated memory is still 262.1MB. Free memory was 81.2MB in the beginning and 77.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:16:52,026 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, 14 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 29.1s, OverallIterations: 33, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3098 SdHoareTripleChecker+Valid, 21.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2381 mSDsluCounter, 1634 SdHoareTripleChecker+Invalid, 18.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1046 mSDsCounter, 4569 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 14638 IncrementalHoareTripleChecker+Invalid, 19207 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 4569 mSolverCounterUnsat, 588 mSDtfsCounter, 14638 mSolverCounterSat, 0.4s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10459 GetRequests, 9504 SyntacticMatches, 531 SemanticMatches, 424 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 93340 ImplicationChecksByTransitivity, 24.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.2s InterpolantComputationTime, 949 NumberOfCodeBlocks, 949 NumberOfCodeBlocksAsserted, 32 NumberOfCheckSat, 917 ConstructedInterpolants, 0 QuantifiedInterpolants, 3257 SizeOfPredicates, 76 NumberOfNonLiveVariables, 3336 ConjunctsInSsa, 549 ConjunctsInUnsatCore, 32 InterpolantComputations, 3 PerfectInterpolantSequences, 619/1377 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: 12]: a call to reach_error is unreachable For all program executions holds that a call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 107.0MB. Free memory is still 60.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 202.79ms. Allocated memory is still 148.9MB. Free memory was 108.8MB in the beginning and 98.3MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 25.94ms. Allocated memory is still 148.9MB. Free memory was 98.3MB in the beginning and 97.1MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 18.33ms. Allocated memory is still 148.9MB. Free memory was 97.1MB in the beginning and 96.1MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 249.94ms. Allocated memory is still 148.9MB. Free memory was 96.1MB in the beginning and 85.7MB in the end (delta: 10.4MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * CodeCheck took 29712.16ms. Allocated memory was 148.9MB in the beginning and 262.1MB in the end (delta: 113.2MB). Free memory was 85.7MB in the beginning and 81.2MB in the end (delta: 4.6MB). Peak memory consumption was 119.3MB. Max. memory is 16.1GB. * Witness Printer took 77.27ms. Allocated memory is still 262.1MB. Free memory was 81.2MB in the beginning and 77.0MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 23:16:52,045 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_32262554-700e-4ba6-9698-dd47c713e88a/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