./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 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_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2 --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 d7b32f819b918e072cd2f6b8ef11cf08c33c51198307cb8de75af009db97bd7b --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:50:04,906 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:50:05,029 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:50:05,040 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:50:05,041 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:50:05,083 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:50:05,089 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:50:05,089 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:50:05,091 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:50:05,096 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:50:05,096 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:50:05,097 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:50:05,097 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:50:05,099 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:50:05,099 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:50:05,100 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:50:05,100 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:50:05,101 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:50:05,101 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:50:05,101 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:50:05,102 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:50:05,102 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:50:05,103 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:50:05,103 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:50:05,104 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:50:05,105 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:50:05,105 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:50:05,105 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:50:05,106 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:05,106 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:50:05,108 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:50:05,108 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:50:05,108 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:50:05,108 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:50:05,109 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:50:05,109 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_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d7b32f819b918e072cd2f6b8ef11cf08c33c51198307cb8de75af009db97bd7b [2023-11-21 18:50:05,392 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:50:05,419 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:50:05,423 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:50:05,424 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:50:05,425 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:50:05,427 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i [2023-11-21 18:50:08,727 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:50:09,007 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:50:09,008 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/sv-benchmarks/c/nla-digbench-scaling/divbin2_unwindbound10.i [2023-11-21 18:50:09,018 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/data/5c453e3ea/ceac605837a74e149cd415edd5b8137e/FLAG6a6304153 [2023-11-21 18:50:09,037 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/data/5c453e3ea/ceac605837a74e149cd415edd5b8137e [2023-11-21 18:50:09,044 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:50:09,047 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:50:09,053 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:09,053 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:50:09,060 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:50:09,061 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,063 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@241fea74 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09, skipping insertion in model container [2023-11-21 18:50:09,063 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,094 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:50:09,299 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:09,309 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:50:09,328 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:50:09,343 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:50:09,344 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09 WrapperNode [2023-11-21 18:50:09,344 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:50:09,345 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:09,346 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:50:09,346 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:50:09,354 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,362 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,384 INFO L138 Inliner]: procedures = 16, calls = 9, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 63 [2023-11-21 18:50:09,384 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:50:09,385 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:50:09,385 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:50:09,385 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:50:09,396 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,396 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,397 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,398 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,401 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,405 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,407 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,408 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,410 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:50:09,411 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:50:09,411 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:50:09,411 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:50:09,412 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,419 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:50:09,432 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:50:09,446 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:50:09,451 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:50:09,485 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:50:09,486 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:50:09,486 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:50:09,486 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:50:09,486 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:50:09,486 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:50:09,561 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:50:09,564 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:50:09,737 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:50:09,806 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:50:09,806 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:50:09,810 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:09 BoogieIcfgContainer [2023-11-21 18:50:09,810 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:50:09,811 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:50:09,811 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:50:09,825 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:50:09,825 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:09" (1/1) ... [2023-11-21 18:50:09,838 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:50:09,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:09,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 27 states to 21 states and 27 transitions. [2023-11-21 18:50:09,911 INFO L276 IsEmpty]: Start isEmpty. Operand 21 states and 27 transitions. [2023-11-21 18:50:09,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:50:09,913 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:09,914 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:10,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:10,222 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:10,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:10,287 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 23 states and 29 transitions. [2023-11-21 18:50:10,287 INFO L276 IsEmpty]: Start isEmpty. Operand 23 states and 29 transitions. [2023-11-21 18:50:10,287 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:50:10,287 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:10,288 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:10,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:10,367 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:10,384 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:10,385 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 24 states and 30 transitions. [2023-11-21 18:50:10,385 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 30 transitions. [2023-11-21 18:50:10,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:50:10,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:10,390 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:10,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:10,480 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:10,521 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:10,523 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 30 states to 25 states and 30 transitions. [2023-11-21 18:50:10,523 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 30 transitions. [2023-11-21 18:50:10,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:50:10,524 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:10,526 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:10,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:10,671 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:10,778 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:10,779 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 28 states and 37 transitions. [2023-11-21 18:50:10,779 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 37 transitions. [2023-11-21 18:50:10,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:50:10,780 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:10,780 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:10,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:10,993 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:11,122 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:11,123 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 30 states and 39 transitions. [2023-11-21 18:50:11,123 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 39 transitions. [2023-11-21 18:50:11,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:50:11,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:11,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:11,133 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:11,264 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:11,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:11,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 34 states and 47 transitions. [2023-11-21 18:50:11,557 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 47 transitions. [2023-11-21 18:50:11,558 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:50:11,558 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:11,558 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:11,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:11,682 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:11,825 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:11,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 37 states and 50 transitions. [2023-11-21 18:50:11,828 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 50 transitions. [2023-11-21 18:50:11,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-21 18:50:11,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:11,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:11,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:11,913 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:11,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:11,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 38 states and 53 transitions. [2023-11-21 18:50:11,942 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2023-11-21 18:50:11,943 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:50:11,943 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:11,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:11,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:12,038 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:12,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:12,187 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 40 states and 54 transitions. [2023-11-21 18:50:12,187 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 54 transitions. [2023-11-21 18:50:12,188 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:50:12,188 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:12,189 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:12,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:12,302 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:12,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:12,626 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 44 states and 62 transitions. [2023-11-21 18:50:12,626 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 62 transitions. [2023-11-21 18:50:12,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:50:12,627 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:12,627 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:12,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:12,714 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:12,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:12,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 47 states and 65 transitions. [2023-11-21 18:50:12,818 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 65 transitions. [2023-11-21 18:50:12,821 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:50:12,821 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:12,822 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:12,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:12,877 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:50:12,882 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:13,119 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:13,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:13,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 55 states and 80 transitions. [2023-11-21 18:50:13,559 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 80 transitions. [2023-11-21 18:50:13,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:50:13,561 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:13,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:13,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:13,585 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:50:13,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:13,654 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:13,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:13,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 88 transitions. [2023-11-21 18:50:13,771 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2023-11-21 18:50:13,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:50:13,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:13,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:13,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:13,860 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:13,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:13,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 61 states and 92 transitions. [2023-11-21 18:50:13,928 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 92 transitions. [2023-11-21 18:50:13,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:50:13,929 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:13,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:13,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:14,080 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:14,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:14,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 89 transitions. [2023-11-21 18:50:14,218 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 89 transitions. [2023-11-21 18:50:14,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:50:14,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:14,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:14,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:14,351 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:14,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:14,751 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 65 states and 97 transitions. [2023-11-21 18:50:14,751 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 97 transitions. [2023-11-21 18:50:14,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:50:14,752 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:14,752 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:14,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:14,849 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:14,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:14,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 68 states and 100 transitions. [2023-11-21 18:50:14,994 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 100 transitions. [2023-11-21 18:50:14,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:50:14,995 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:14,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:15,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:15,025 INFO L262 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:50:15,026 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:15,438 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:16,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:16,155 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 76 states and 115 transitions. [2023-11-21 18:50:16,156 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 115 transitions. [2023-11-21 18:50:16,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:50:16,156 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:16,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:16,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:16,275 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:16,322 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:16,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 77 states and 120 transitions. [2023-11-21 18:50:16,323 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 120 transitions. [2023-11-21 18:50:16,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:50:16,324 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:16,324 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:16,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:16,609 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:16,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:16,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 77 states and 116 transitions. [2023-11-21 18:50:16,815 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 116 transitions. [2023-11-21 18:50:16,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:50:16,815 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:16,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:16,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:17,002 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:17,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:17,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 78 states and 119 transitions. [2023-11-21 18:50:17,444 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 119 transitions. [2023-11-21 18:50:17,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:50:17,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:17,445 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:17,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:17,567 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:17,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:17,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 81 states and 122 transitions. [2023-11-21 18:50:17,738 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 122 transitions. [2023-11-21 18:50:17,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:50:17,739 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:17,740 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:17,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:17,816 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:17,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:17,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 82 states and 128 transitions. [2023-11-21 18:50:17,868 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 128 transitions. [2023-11-21 18:50:17,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:50:17,869 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:17,869 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:17,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:17,899 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:50:17,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:17,971 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:18,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:18,286 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 87 states and 136 transitions. [2023-11-21 18:50:18,286 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 136 transitions. [2023-11-21 18:50:18,288 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:50:18,288 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:18,289 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:18,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:18,693 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:18,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:18,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 87 states and 131 transitions. [2023-11-21 18:50:18,900 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 131 transitions. [2023-11-21 18:50:18,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:50:18,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:18,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:18,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:19,122 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:19,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:19,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 88 states and 134 transitions. [2023-11-21 18:50:19,563 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 134 transitions. [2023-11-21 18:50:19,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:50:19,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:19,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:19,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:19,726 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:19,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:19,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 91 states and 137 transitions. [2023-11-21 18:50:19,904 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 137 transitions. [2023-11-21 18:50:19,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:50:19,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:19,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:19,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:19,936 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:50:19,938 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:20,045 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:20,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:20,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 94 states and 142 transitions. [2023-11-21 18:50:20,432 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 142 transitions. [2023-11-21 18:50:20,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:50:20,433 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:20,433 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:20,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:20,520 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:20,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:20,574 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 95 states and 149 transitions. [2023-11-21 18:50:20,574 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 149 transitions. [2023-11-21 18:50:20,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:50:20,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:20,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:20,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:20,605 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:50:20,607 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:20,700 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:20,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:20,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 100 states and 157 transitions. [2023-11-21 18:50:20,890 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 157 transitions. [2023-11-21 18:50:20,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:50:20,891 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:20,892 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:20,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:21,427 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 55 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:21,698 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:21,699 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 100 states and 151 transitions. [2023-11-21 18:50:21,699 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 151 transitions. [2023-11-21 18:50:21,700 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:50:21,700 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:21,700 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:21,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:21,957 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:22,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:22,470 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 101 states and 154 transitions. [2023-11-21 18:50:22,470 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 154 transitions. [2023-11-21 18:50:22,471 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:50:22,471 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:22,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:22,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:22,633 INFO L134 CoverageAnalysis]: Checked inductivity of 93 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:22,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:22,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 104 states and 157 transitions. [2023-11-21 18:50:22,839 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 157 transitions. [2023-11-21 18:50:22,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:50:22,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:22,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:22,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:22,874 INFO L262 TraceCheckSpWp]: Trace formula consists of 102 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:50:22,877 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:22,976 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 0 proven. 53 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:23,459 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:23,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 107 states and 162 transitions. [2023-11-21 18:50:23,460 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 162 transitions. [2023-11-21 18:50:23,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:50:23,461 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:23,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:23,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:23,583 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:23,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:23,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 108 states and 170 transitions. [2023-11-21 18:50:23,646 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 170 transitions. [2023-11-21 18:50:23,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:50:23,648 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:23,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:23,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:23,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 15 conjunts are in the unsatisfiable core [2023-11-21 18:50:23,691 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:23,785 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 44 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:23,981 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:23,981 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 113 states and 178 transitions. [2023-11-21 18:50:23,982 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 178 transitions. [2023-11-21 18:50:23,983 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:50:23,983 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:23,983 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:24,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:24,607 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 81 proven. 24 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:24,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:24,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 113 states and 171 transitions. [2023-11-21 18:50:24,904 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 171 transitions. [2023-11-21 18:50:24,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:50:24,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:24,905 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:24,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:25,186 INFO L134 CoverageAnalysis]: Checked inductivity of 105 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:25,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:25,743 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 114 states and 174 transitions. [2023-11-21 18:50:25,743 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 174 transitions. [2023-11-21 18:50:25,743 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:50:25,743 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:25,744 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:25,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:25,969 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:26,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:26,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 117 states and 177 transitions. [2023-11-21 18:50:26,221 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 177 transitions. [2023-11-21 18:50:26,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:50:26,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:26,222 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:26,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:26,261 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:50:26,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:26,387 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:26,877 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:26,877 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 182 states to 120 states and 182 transitions. [2023-11-21 18:50:26,878 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 182 transitions. [2023-11-21 18:50:26,882 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:50:26,882 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:26,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:26,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:27,016 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:27,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:27,091 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 121 states and 191 transitions. [2023-11-21 18:50:27,091 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 191 transitions. [2023-11-21 18:50:27,092 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:50:27,092 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:27,092 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:27,125 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:27,126 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 16 conjunts are in the unsatisfiable core [2023-11-21 18:50:27,128 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:27,932 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 12 proven. 52 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:29,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:29,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 129 states and 206 transitions. [2023-11-21 18:50:29,127 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 206 transitions. [2023-11-21 18:50:29,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:50:29,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:29,128 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:29,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:29,879 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 112 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:30,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:30,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 129 states and 198 transitions. [2023-11-21 18:50:30,191 INFO L276 IsEmpty]: Start isEmpty. Operand 129 states and 198 transitions. [2023-11-21 18:50:30,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:50:30,192 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:30,192 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:30,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:30,543 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:31,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,192 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 130 states and 201 transitions. [2023-11-21 18:50:31,192 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 201 transitions. [2023-11-21 18:50:31,193 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:50:31,193 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,193 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:31,411 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:31,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:31,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 133 states and 204 transitions. [2023-11-21 18:50:31,670 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 204 transitions. [2023-11-21 18:50:31,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-21 18:50:31,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:31,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:31,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:31,830 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:32,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:32,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 134 states and 214 transitions. [2023-11-21 18:50:32,013 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 214 transitions. [2023-11-21 18:50:32,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-21 18:50:32,014 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:32,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:33,077 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 148 proven. 32 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:33,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:33,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 134 states and 205 transitions. [2023-11-21 18:50:33,411 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 205 transitions. [2023-11-21 18:50:33,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:50:33,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:33,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:33,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:33,808 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:34,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:34,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 135 states and 208 transitions. [2023-11-21 18:50:34,439 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 208 transitions. [2023-11-21 18:50:34,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:50:34,441 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:34,441 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:34,461 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:34,733 INFO L134 CoverageAnalysis]: Checked inductivity of 207 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:34,996 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:34,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 138 states and 211 transitions. [2023-11-21 18:50:34,997 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 211 transitions. [2023-11-21 18:50:34,997 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:50:34,997 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:34,998 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:35,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:35,044 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-21 18:50:35,048 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:35,311 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 12 proven. 71 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:35,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:35,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 146 states and 225 transitions. [2023-11-21 18:50:35,913 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 225 transitions. [2023-11-21 18:50:35,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:50:35,915 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:35,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:35,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:36,110 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:36,192 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:36,194 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 225 states to 147 states and 225 transitions. [2023-11-21 18:50:36,194 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 225 transitions. [2023-11-21 18:50:36,195 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-21 18:50:36,195 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:36,195 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:36,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:37,341 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 189 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:37,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:37,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 141 states and 205 transitions. [2023-11-21 18:50:37,667 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 205 transitions. [2023-11-21 18:50:37,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:50:37,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:37,669 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:37,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:37,984 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:38,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:38,566 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 141 states and 202 transitions. [2023-11-21 18:50:38,566 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 202 transitions. [2023-11-21 18:50:38,567 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:50:38,567 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:38,567 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:38,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:38,734 INFO L134 CoverageAnalysis]: Checked inductivity of 255 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:38,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:38,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 140 states and 201 transitions. [2023-11-21 18:50:38,928 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 201 transitions. [2023-11-21 18:50:38,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:50:38,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:38,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:38,977 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:38,979 INFO L262 TraceCheckSpWp]: Trace formula consists of 171 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-21 18:50:38,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:39,115 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 0 proven. 110 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:39,395 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:39,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 145 states and 209 transitions. [2023-11-21 18:50:39,396 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 209 transitions. [2023-11-21 18:50:39,396 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:50:39,397 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:39,397 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:39,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:39,713 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 255 trivial. 0 not checked. [2023-11-21 18:50:40,150 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:40,151 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 138 states and 190 transitions. [2023-11-21 18:50:40,151 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 190 transitions. [2023-11-21 18:50:40,152 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:50:40,152 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:40,153 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:40,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:40,341 INFO L134 CoverageAnalysis]: Checked inductivity of 265 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:40,724 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:40,724 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 198 states to 138 states and 187 transitions. [2023-11-21 18:50:40,725 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 187 transitions. [2023-11-21 18:50:40,725 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-21 18:50:40,726 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:40,726 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:40,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:40,774 INFO L262 TraceCheckSpWp]: Trace formula consists of 168 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:50:40,776 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:41,454 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 18 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:42,475 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:42,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 211 states to 146 states and 200 transitions. [2023-11-21 18:50:42,476 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 200 transitions. [2023-11-21 18:50:42,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-21 18:50:42,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:50:42,478 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:50:42,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:50:42,528 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:50:42,530 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:50:43,730 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 162 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:50:44,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:50:44,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 209 states to 140 states and 191 transitions. [2023-11-21 18:50:44,120 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 191 transitions. [2023-11-21 18:50:44,121 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:50:44,121 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 60 iterations. [2023-11-21 18:50:44,129 INFO L751 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2023-11-21 18:50:44,447 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:50:44,451 INFO L560 CodeCheckObserver]: Invariant with dag size 44 [2023-11-21 18:50:44,456 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:50:44,457 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:50:44 ImpRootNode [2023-11-21 18:50:44,457 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:50:44,457 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:50:44,457 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:50:44,458 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:50:44,458 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:50:09" (3/4) ... [2023-11-21 18:50:44,460 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:50:44,464 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 18:50:44,469 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 15 nodes and edges [2023-11-21 18:50:44,469 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-21 18:50:44,469 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 18:50:44,469 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:50:44,565 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:50:44,565 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:50:44,565 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:50:44,566 INFO L158 Benchmark]: Toolchain (without parser) took 35519.79ms. Allocated memory was 190.8MB in the beginning and 400.6MB in the end (delta: 209.7MB). Free memory was 143.5MB in the beginning and 150.9MB in the end (delta: -7.5MB). Peak memory consumption was 204.0MB. Max. memory is 16.1GB. [2023-11-21 18:50:44,567 INFO L158 Benchmark]: CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:44,567 INFO L158 Benchmark]: CACSL2BoogieTranslator took 291.77ms. Allocated memory is still 190.8MB. Free memory was 143.5MB in the beginning and 132.2MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:50:44,568 INFO L158 Benchmark]: Boogie Procedure Inliner took 39.11ms. Allocated memory is still 190.8MB. Free memory was 132.2MB in the beginning and 130.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:50:44,568 INFO L158 Benchmark]: Boogie Preprocessor took 24.83ms. Allocated memory is still 190.8MB. Free memory was 130.9MB in the beginning and 130.1MB in the end (delta: 790.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:50:44,569 INFO L158 Benchmark]: RCFGBuilder took 399.25ms. Allocated memory is still 190.8MB. Free memory was 130.1MB in the beginning and 116.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:50:44,569 INFO L158 Benchmark]: CodeCheck took 34646.04ms. Allocated memory was 190.8MB in the beginning and 400.6MB in the end (delta: 209.7MB). Free memory was 116.2MB in the beginning and 156.2MB in the end (delta: -40.0MB). Peak memory consumption was 170.5MB. Max. memory is 16.1GB. [2023-11-21 18:50:44,570 INFO L158 Benchmark]: Witness Printer took 108.28ms. Allocated memory is still 400.6MB. Free memory was 156.2MB in the beginning and 150.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:50:44,572 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, 21 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 34.3s, OverallIterations: 60, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 9244 SdHoareTripleChecker+Valid, 40.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8186 mSDsluCounter, 7066 SdHoareTripleChecker+Invalid, 32.9s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4770 mSDsCounter, 7437 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 27866 IncrementalHoareTripleChecker+Invalid, 35303 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7437 mSolverCounterUnsat, 2296 mSDtfsCounter, 27866 mSolverCounterSat, 1.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 18658 GetRequests, 16706 SyntacticMatches, 1634 SemanticMatches, 318 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 89047 ImplicationChecksByTransitivity, 23.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.7s SatisfiabilityAnalysisTime, 15.2s InterpolantComputationTime, 1924 NumberOfCodeBlocks, 1924 NumberOfCodeBlocksAsserted, 59 NumberOfCheckSat, 1865 ConstructedInterpolants, 0 QuantifiedInterpolants, 5625 SizeOfPredicates, 173 NumberOfNonLiveVariables, 1619 ConjunctsInSsa, 205 ConjunctsInUnsatCore, 59 InterpolantComputations, 7 PerfectInterpolantSequences, 1119/4781 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: 34]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 34]: 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: 38]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 34]: 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: 48]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.33ms. Allocated memory is still 134.2MB. Free memory is still 81.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 291.77ms. Allocated memory is still 190.8MB. Free memory was 143.5MB in the beginning and 132.2MB in the end (delta: 11.3MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 39.11ms. Allocated memory is still 190.8MB. Free memory was 132.2MB in the beginning and 130.9MB in the end (delta: 1.3MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 24.83ms. Allocated memory is still 190.8MB. Free memory was 130.9MB in the beginning and 130.1MB in the end (delta: 790.6kB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 399.25ms. Allocated memory is still 190.8MB. Free memory was 130.1MB in the beginning and 116.2MB in the end (delta: 13.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 34646.04ms. Allocated memory was 190.8MB in the beginning and 400.6MB in the end (delta: 209.7MB). Free memory was 116.2MB in the beginning and 156.2MB in the end (delta: -40.0MB). Peak memory consumption was 170.5MB. Max. memory is 16.1GB. * Witness Printer took 108.28ms. Allocated memory is still 400.6MB. Free memory was 156.2MB in the beginning and 150.9MB in the end (delta: 5.2MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:50:44,624 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a3e566fd-bea0-48fd-8928-a715c75a14f4/bin/ukojak-verify-i0I2FZA1j2/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