./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/memsafety-ext3/getNumbers4-1.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/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_5f30f9f5-51b1-456d-9792-906c79049c5f/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/memsafety-ext3/getNumbers4-1.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/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_5f30f9f5-51b1-456d-9792-906c79049c5f/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 6bc6b4117baccd9c0c047fce306a2f95fb55fa90595dfb64eaa429319b56a306 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:34:44,594 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:34:44,713 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:34:44,721 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:34:44,722 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:34:44,758 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:34:44,760 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:34:44,761 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:34:44,762 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:34:44,767 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:34:44,768 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:34:44,769 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:34:44,769 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:34:44,771 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:34:44,772 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:34:44,773 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:34:44,773 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:34:44,774 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:34:44,774 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:34:44,774 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:34:44,775 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:34:44,775 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:34:44,776 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:34:44,776 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:34:44,776 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:34:44,777 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:34:44,777 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:34:44,778 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:34:44,778 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:44,778 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:34:44,780 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:34:44,780 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:34:44,780 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:34:44,780 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:34:44,781 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:34:44,791 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_5f30f9f5-51b1-456d-9792-906c79049c5f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 6bc6b4117baccd9c0c047fce306a2f95fb55fa90595dfb64eaa429319b56a306 [2023-11-21 18:34:45,090 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:34:45,121 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:34:45,124 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:34:45,125 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:34:45,126 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:34:45,127 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/memsafety-ext3/getNumbers4-1.c [2023-11-21 18:34:48,093 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:34:48,402 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:34:48,403 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/sv-benchmarks/c/memsafety-ext3/getNumbers4-1.c [2023-11-21 18:34:48,415 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/bin/ukojak-verify-i0I2FZA1j2/data/21d4e9e51/426d88eee67f449eab99356d4ed6d7d2/FLAGaa8a7b9fc [2023-11-21 18:34:48,429 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/bin/ukojak-verify-i0I2FZA1j2/data/21d4e9e51/426d88eee67f449eab99356d4ed6d7d2 [2023-11-21 18:34:48,431 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:34:48,433 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:34:48,434 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:48,435 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:34:48,440 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:34:48,440 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:48" (1/1) ... [2023-11-21 18:34:48,441 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@51cde588 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:48, skipping insertion in model container [2023-11-21 18:34:48,442 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:34:48" (1/1) ... [2023-11-21 18:34:48,463 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:34:48,619 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:48,630 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:34:48,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:34:48,664 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:34:48,665 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:48 WrapperNode [2023-11-21 18:34:48,665 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:34:48,666 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:48,666 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:34:48,667 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:34:48,678 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:48" (1/1) ... [2023-11-21 18:34:48,686 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:48" (1/1) ... [2023-11-21 18:34:48,708 INFO L138 Inliner]: procedures = 12, calls = 18, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 106 [2023-11-21 18:34:48,708 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:34:48,709 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:34:48,709 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:34:48,709 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:34:48,717 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:48" (1/1) ... [2023-11-21 18:34:48,718 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:48" (1/1) ... [2023-11-21 18:34:48,720 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:48" (1/1) ... [2023-11-21 18:34:48,721 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:48" (1/1) ... [2023-11-21 18:34:48,727 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:48" (1/1) ... [2023-11-21 18:34:48,732 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:48" (1/1) ... [2023-11-21 18:34:48,735 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:48" (1/1) ... [2023-11-21 18:34:48,736 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:48" (1/1) ... [2023-11-21 18:34:48,739 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:34:48,740 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:34:48,740 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:34:48,740 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:34:48,741 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:34:48" (1/1) ... [2023-11-21 18:34:48,746 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:34:48,761 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:34:48,780 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:34:48,791 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:34:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-21 18:34:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:34:48,816 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:34:48,816 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:34:48,817 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-21 18:34:48,889 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:34:48,891 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:34:49,097 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:34:49,153 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:34:49,153 INFO L308 CfgBuilder]: Removed 5 assume(true) statements. [2023-11-21 18:34:49,155 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:49 BoogieIcfgContainer [2023-11-21 18:34:49,155 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:34:49,156 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:34:49,156 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:34:49,167 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:34:49,167 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:49" (1/1) ... [2023-11-21 18:34:49,176 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:34:49,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:49,233 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 27 states and 31 transitions. [2023-11-21 18:34:49,233 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 31 transitions. [2023-11-21 18:34:49,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-21 18:34:49,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:49,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:49,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:49,441 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 18:34:49,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:49,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 29 states and 34 transitions. [2023-11-21 18:34:49,523 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 34 transitions. [2023-11-21 18:34:49,523 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-21 18:34:49,523 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:49,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:49,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:49,618 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 18:34:49,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:49,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 30 states and 35 transitions. [2023-11-21 18:34:49,637 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 35 transitions. [2023-11-21 18:34:49,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-21 18:34:49,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:49,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:49,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:49,779 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 18:34:49,834 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:49,835 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2023-11-21 18:34:49,836 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-11-21 18:34:49,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:34:49,838 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:49,839 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:49,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:49,912 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-21 18:34:49,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:49,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 33 states and 39 transitions. [2023-11-21 18:34:49,963 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 39 transitions. [2023-11-21 18:34:49,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-21 18:34:49,964 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:49,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:49,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:50,057 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-21 18:34:50,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:50,179 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 38 states to 32 states and 38 transitions. [2023-11-21 18:34:50,179 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 38 transitions. [2023-11-21 18:34:50,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-21 18:34:50,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:50,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:50,213 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:50,312 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:34:50,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:50,447 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 37 states to 31 states and 37 transitions. [2023-11-21 18:34:50,447 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 37 transitions. [2023-11-21 18:34:50,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:34:50,448 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:50,448 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:50,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:50,509 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:34:50,548 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:50,548 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 33 states and 40 transitions. [2023-11-21 18:34:50,549 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 40 transitions. [2023-11-21 18:34:50,549 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:34:50,549 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:50,550 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:50,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:50,590 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:34:50,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:50,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 34 states and 41 transitions. [2023-11-21 18:34:50,608 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 41 transitions. [2023-11-21 18:34:50,609 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:34:50,609 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:50,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:50,624 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:50,672 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:34:50,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:50,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 44 transitions. [2023-11-21 18:34:50,746 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2023-11-21 18:34:50,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:34:50,747 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:50,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:50,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:50,825 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-21 18:34:50,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:50,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 37 states and 45 transitions. [2023-11-21 18:34:50,894 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 45 transitions. [2023-11-21 18:34:50,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:34:50,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:50,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:50,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:50,944 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:34:51,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:51,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 36 states and 44 transitions. [2023-11-21 18:34:51,073 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 44 transitions. [2023-11-21 18:34:51,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:34:51,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:51,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:51,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:51,160 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2023-11-21 18:34:51,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:51,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 35 states and 43 transitions. [2023-11-21 18:34:51,363 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2023-11-21 18:34:51,364 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:34:51,364 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:51,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:51,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:51,438 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:34:51,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:51,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 37 states and 46 transitions. [2023-11-21 18:34:51,493 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 46 transitions. [2023-11-21 18:34:51,493 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-21 18:34:51,493 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:51,494 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:51,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:51,532 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:34:51,549 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:51,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 38 states and 47 transitions. [2023-11-21 18:34:51,550 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 47 transitions. [2023-11-21 18:34:51,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:34:51,551 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:51,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:51,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:51,623 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:34:51,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:51,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2023-11-21 18:34:51,718 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2023-11-21 18:34:51,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:34:51,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:51,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:51,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:51,780 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2023-11-21 18:34:51,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:51,958 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2023-11-21 18:34:51,958 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2023-11-21 18:34:51,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:34:51,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:51,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:51,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:52,034 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-21 18:34:52,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:52,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 40 states and 50 transitions. [2023-11-21 18:34:52,147 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 50 transitions. [2023-11-21 18:34:52,148 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:34:52,148 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:52,149 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:52,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:52,261 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:34:52,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:52,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 39 states and 49 transitions. [2023-11-21 18:34:52,514 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 49 transitions. [2023-11-21 18:34:52,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:34:52,514 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:52,515 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:52,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:52,595 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:34:52,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:52,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 41 states and 52 transitions. [2023-11-21 18:34:52,660 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 52 transitions. [2023-11-21 18:34:52,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:34:52,661 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:52,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:52,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:52,705 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:34:52,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:52,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 42 states and 53 transitions. [2023-11-21 18:34:52,726 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 53 transitions. [2023-11-21 18:34:52,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-21 18:34:52,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:52,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:52,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:52,814 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:34:52,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:52,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 56 transitions. [2023-11-21 18:34:52,946 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2023-11-21 18:34:52,947 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:34:52,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:52,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:52,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:53,037 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-21 18:34:53,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:53,241 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 43 states and 55 transitions. [2023-11-21 18:34:53,241 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2023-11-21 18:34:53,241 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:34:53,241 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:53,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:53,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:53,331 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-21 18:34:53,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:53,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 44 states and 56 transitions. [2023-11-21 18:34:53,474 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 56 transitions. [2023-11-21 18:34:53,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:34:53,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:53,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:53,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:53,615 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-21 18:34:53,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:53,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 43 states and 55 transitions. [2023-11-21 18:34:53,926 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 55 transitions. [2023-11-21 18:34:53,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:34:53,927 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:53,927 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:53,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:54,103 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:34:54,221 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:54,221 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 45 states and 58 transitions. [2023-11-21 18:34:54,221 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 58 transitions. [2023-11-21 18:34:54,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-21 18:34:54,222 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:54,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:54,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:54,300 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:34:54,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:54,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 46 states and 59 transitions. [2023-11-21 18:34:54,323 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 59 transitions. [2023-11-21 18:34:54,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:34:54,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:54,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:54,345 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:54,476 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2023-11-21 18:34:54,848 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:54,848 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 49 states and 62 transitions. [2023-11-21 18:34:54,849 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 62 transitions. [2023-11-21 18:34:54,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:34:54,849 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:54,850 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:54,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:54,966 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:34:55,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:55,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 52 states and 65 transitions. [2023-11-21 18:34:55,373 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 65 transitions. [2023-11-21 18:34:55,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:34:55,374 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:55,374 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:55,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:55,491 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:34:55,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:55,795 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 55 states and 68 transitions. [2023-11-21 18:34:55,795 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 68 transitions. [2023-11-21 18:34:55,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-21 18:34:55,796 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:55,796 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:55,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:55,921 INFO L134 CoverageAnalysis]: Checked inductivity of 46 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:34:56,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:56,251 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 71 states to 58 states and 71 transitions. [2023-11-21 18:34:56,251 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 71 transitions. [2023-11-21 18:34:56,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:34:56,252 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:56,252 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:56,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:56,429 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:34:56,802 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:56,802 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 61 states and 74 transitions. [2023-11-21 18:34:56,802 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 74 transitions. [2023-11-21 18:34:56,803 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:34:56,803 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:56,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:56,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:56,965 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-21 18:34:57,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:57,313 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 77 states to 64 states and 77 transitions. [2023-11-21 18:34:57,313 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 77 transitions. [2023-11-21 18:34:57,314 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:34:57,314 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:57,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:57,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:57,464 INFO L134 CoverageAnalysis]: Checked inductivity of 94 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-11-21 18:34:57,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:57,829 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 80 states to 67 states and 80 transitions. [2023-11-21 18:34:57,830 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 80 transitions. [2023-11-21 18:34:57,830 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:34:57,830 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:57,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:57,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:58,007 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 82 trivial. 0 not checked. [2023-11-21 18:34:58,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:58,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 83 states to 70 states and 83 transitions. [2023-11-21 18:34:58,374 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 83 transitions. [2023-11-21 18:34:58,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-21 18:34:58,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:58,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:58,402 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:58,580 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-21 18:34:59,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:59,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 73 states and 86 transitions. [2023-11-21 18:34:59,008 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 86 transitions. [2023-11-21 18:34:59,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:34:59,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:59,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:59,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:59,223 INFO L134 CoverageAnalysis]: Checked inductivity of 139 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-21 18:34:59,651 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:34:59,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 76 states and 89 transitions. [2023-11-21 18:34:59,651 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 89 transitions. [2023-11-21 18:34:59,652 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:34:59,653 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:34:59,654 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:34:59,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:34:59,846 INFO L134 CoverageAnalysis]: Checked inductivity of 164 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-21 18:35:00,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:00,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 79 states and 91 transitions. [2023-11-21 18:35:00,079 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 91 transitions. [2023-11-21 18:35:00,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-21 18:35:00,080 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:00,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:00,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:00,228 INFO L134 CoverageAnalysis]: Checked inductivity of 192 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2023-11-21 18:35:00,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:00,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 82 states and 94 transitions. [2023-11-21 18:35:00,733 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 94 transitions. [2023-11-21 18:35:00,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:35:00,733 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:00,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:00,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:00,918 INFO L134 CoverageAnalysis]: Checked inductivity of 199 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2023-11-21 18:35:01,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:01,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 85 states and 97 transitions. [2023-11-21 18:35:01,350 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 97 transitions. [2023-11-21 18:35:01,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:35:01,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:01,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:01,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:01,544 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2023-11-21 18:35:01,952 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:01,952 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 88 states and 100 transitions. [2023-11-21 18:35:01,953 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 100 transitions. [2023-11-21 18:35:01,953 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:35:01,953 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:01,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:01,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:02,177 INFO L134 CoverageAnalysis]: Checked inductivity of 222 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2023-11-21 18:35:02,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:02,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 91 states and 103 transitions. [2023-11-21 18:35:02,609 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 103 transitions. [2023-11-21 18:35:02,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-11-21 18:35:02,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:02,610 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:02,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:02,823 INFO L134 CoverageAnalysis]: Checked inductivity of 238 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2023-11-21 18:35:03,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:03,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 94 states and 106 transitions. [2023-11-21 18:35:03,270 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 106 transitions. [2023-11-21 18:35:03,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-11-21 18:35:03,270 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:03,271 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:03,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:03,533 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2023-11-21 18:35:04,029 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:04,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 97 states and 109 transitions. [2023-11-21 18:35:04,029 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 109 transitions. [2023-11-21 18:35:04,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-21 18:35:04,030 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:04,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:04,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:04,295 INFO L134 CoverageAnalysis]: Checked inductivity of 279 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2023-11-21 18:35:04,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:04,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 100 states and 112 transitions. [2023-11-21 18:35:04,870 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 112 transitions. [2023-11-21 18:35:04,871 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2023-11-21 18:35:04,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:04,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:04,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:05,080 INFO L134 CoverageAnalysis]: Checked inductivity of 304 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 187 trivial. 0 not checked. [2023-11-21 18:35:05,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:05,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 103 states and 114 transitions. [2023-11-21 18:35:05,391 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 114 transitions. [2023-11-21 18:35:05,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-21 18:35:05,392 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:05,393 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:05,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:05,641 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 297 trivial. 0 not checked. [2023-11-21 18:35:06,202 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:06,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 106 states and 117 transitions. [2023-11-21 18:35:06,203 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 117 transitions. [2023-11-21 18:35:06,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:35:06,204 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:06,204 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:06,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:06,419 INFO L134 CoverageAnalysis]: Checked inductivity of 348 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-21 18:35:07,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:07,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 109 states and 120 transitions. [2023-11-21 18:35:07,116 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 120 transitions. [2023-11-21 18:35:07,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2023-11-21 18:35:07,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:07,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:07,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:07,340 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-21 18:35:07,902 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:07,903 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 112 states and 123 transitions. [2023-11-21 18:35:07,903 INFO L276 IsEmpty]: Start isEmpty. Operand 112 states and 123 transitions. [2023-11-21 18:35:07,904 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-11-21 18:35:07,904 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:07,904 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:07,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:08,150 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-21 18:35:08,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:08,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 115 states and 126 transitions. [2023-11-21 18:35:08,717 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 126 transitions. [2023-11-21 18:35:08,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2023-11-21 18:35:08,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:08,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:08,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:08,975 INFO L134 CoverageAnalysis]: Checked inductivity of 378 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-21 18:35:09,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:09,576 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 118 states and 129 transitions. [2023-11-21 18:35:09,576 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 129 transitions. [2023-11-21 18:35:09,577 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-11-21 18:35:09,577 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:09,578 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:09,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:09,850 INFO L134 CoverageAnalysis]: Checked inductivity of 394 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-21 18:35:10,473 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:10,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 121 states and 132 transitions. [2023-11-21 18:35:10,474 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 132 transitions. [2023-11-21 18:35:10,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2023-11-21 18:35:10,475 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:10,475 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:10,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:10,841 INFO L134 CoverageAnalysis]: Checked inductivity of 413 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-21 18:35:11,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:11,473 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 135 states to 124 states and 135 transitions. [2023-11-21 18:35:11,473 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 135 transitions. [2023-11-21 18:35:11,474 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2023-11-21 18:35:11,474 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:11,474 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:11,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:11,860 INFO L134 CoverageAnalysis]: Checked inductivity of 435 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-21 18:35:12,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:12,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 127 states and 138 transitions. [2023-11-21 18:35:12,605 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 138 transitions. [2023-11-21 18:35:12,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2023-11-21 18:35:12,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:12,607 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:12,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:12,923 INFO L134 CoverageAnalysis]: Checked inductivity of 460 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 343 trivial. 0 not checked. [2023-11-21 18:35:13,264 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:13,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 130 states and 140 transitions. [2023-11-21 18:35:13,265 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 140 transitions. [2023-11-21 18:35:13,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-21 18:35:13,266 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:13,266 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:13,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:13,567 INFO L134 CoverageAnalysis]: Checked inductivity of 488 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2023-11-21 18:35:14,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:14,150 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 133 states and 143 transitions. [2023-11-21 18:35:14,150 INFO L276 IsEmpty]: Start isEmpty. Operand 133 states and 143 transitions. [2023-11-21 18:35:14,151 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-21 18:35:14,151 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:14,152 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:14,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:14,455 INFO L134 CoverageAnalysis]: Checked inductivity of 507 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2023-11-21 18:35:15,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:15,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 136 states and 146 transitions. [2023-11-21 18:35:15,043 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 146 transitions. [2023-11-21 18:35:15,044 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-21 18:35:15,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:15,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:15,350 INFO L134 CoverageAnalysis]: Checked inductivity of 529 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2023-11-21 18:35:16,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:16,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 139 states and 149 transitions. [2023-11-21 18:35:16,096 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 149 transitions. [2023-11-21 18:35:16,096 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 128 [2023-11-21 18:35:16,097 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:16,097 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:16,357 INFO L134 CoverageAnalysis]: Checked inductivity of 554 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 437 trivial. 0 not checked. [2023-11-21 18:35:16,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:16,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 142 states and 151 transitions. [2023-11-21 18:35:16,716 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 151 transitions. [2023-11-21 18:35:16,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 131 [2023-11-21 18:35:16,717 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:16,717 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:16,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:17,119 INFO L134 CoverageAnalysis]: Checked inductivity of 582 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2023-11-21 18:35:17,732 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:17,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 144 states and 154 transitions. [2023-11-21 18:35:17,733 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 154 transitions. [2023-11-21 18:35:17,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 132 [2023-11-21 18:35:17,734 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:17,734 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:17,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:17,957 INFO L134 CoverageAnalysis]: Checked inductivity of 583 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 581 trivial. 0 not checked. [2023-11-21 18:35:18,411 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:18,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 143 states and 153 transitions. [2023-11-21 18:35:18,412 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 153 transitions. [2023-11-21 18:35:18,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 134 [2023-11-21 18:35:18,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:35:18,413 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:35:18,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:35:18,864 INFO L134 CoverageAnalysis]: Checked inductivity of 587 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 580 trivial. 0 not checked. [2023-11-21 18:35:19,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:35:19,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 140 states and 148 transitions. [2023-11-21 18:35:19,346 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 148 transitions. [2023-11-21 18:35:19,346 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:35:19,347 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 62 iterations. [2023-11-21 18:35:19,360 INFO L751 CodeCheckObserver]: All specifications hold 10 specifications checked. All of them hold [2023-11-21 18:35:20,492 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2023-11-21 18:35:20,501 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2023-11-21 18:35:20,501 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2023-11-21 18:35:20,502 INFO L560 CodeCheckObserver]: Invariant with dag size 6 [2023-11-21 18:35:20,502 INFO L560 CodeCheckObserver]: Invariant with dag size 5 [2023-11-21 18:35:20,503 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:35:20 ImpRootNode [2023-11-21 18:35:20,503 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:35:20,504 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:35:20,504 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:35:20,504 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:35:20,505 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:34:49" (3/4) ... [2023-11-21 18:35:20,507 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:35:20,518 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-11-21 18:35:20,518 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2023-11-21 18:35:20,519 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 18:35:20,699 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:35:20,699 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:35:20,702 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:35:20,703 INFO L158 Benchmark]: Toolchain (without parser) took 32269.82ms. Allocated memory was 130.0MB in the beginning and 436.2MB in the end (delta: 306.2MB). Free memory was 98.9MB in the beginning and 302.6MB in the end (delta: -203.7MB). Peak memory consumption was 104.4MB. Max. memory is 16.1GB. [2023-11-21 18:35:20,703 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:35:20,704 INFO L158 Benchmark]: CACSL2BoogieTranslator took 230.97ms. Allocated memory is still 130.0MB. Free memory was 98.9MB in the beginning and 88.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:35:20,704 INFO L158 Benchmark]: Boogie Procedure Inliner took 42.13ms. Allocated memory is still 130.0MB. Free memory was 88.4MB in the beginning and 86.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:35:20,705 INFO L158 Benchmark]: Boogie Preprocessor took 29.88ms. Allocated memory is still 130.0MB. Free memory was 86.7MB in the beginning and 85.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:35:20,705 INFO L158 Benchmark]: RCFGBuilder took 415.61ms. Allocated memory is still 130.0MB. Free memory was 85.0MB in the beginning and 68.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2023-11-21 18:35:20,706 INFO L158 Benchmark]: CodeCheck took 31347.49ms. Allocated memory was 130.0MB in the beginning and 436.2MB in the end (delta: 306.2MB). Free memory was 68.7MB in the beginning and 307.8MB in the end (delta: -239.1MB). Peak memory consumption was 68.7MB. Max. memory is 16.1GB. [2023-11-21 18:35:20,706 INFO L158 Benchmark]: Witness Printer took 198.18ms. Allocated memory is still 436.2MB. Free memory was 307.8MB in the beginning and 302.6MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. [2023-11-21 18:35:20,709 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 27 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 30.2s, OverallIterations: 62, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 7037 SdHoareTripleChecker+Valid, 33.8s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 5324 mSDsluCounter, 737 SdHoareTripleChecker+Invalid, 28.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 0 mSDsCounter, 7197 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 21858 IncrementalHoareTripleChecker+Invalid, 29055 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7197 mSolverCounterUnsat, 737 mSDtfsCounter, 21858 mSolverCounterSat, 0.7s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 21356 GetRequests, 20616 SyntacticMatches, 438 SemanticMatches, 302 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 53714 ImplicationChecksByTransitivity, 20.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 8.7s InterpolantComputationTime, 3429 NumberOfCodeBlocks, 3429 NumberOfCodeBlocksAsserted, 61 NumberOfCheckSat, 3368 ConstructedInterpolants, 0 QuantifiedInterpolants, 4704 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 61 InterpolantComputations, 19 PerfectInterpolantSequences, 8732/10367 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: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 8]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 18]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 27]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 37]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 8]: Loop Invariant Derived loop invariant: (0 <= (i + 2147483648)) - InvariantResult [Line: 27]: Loop Invariant Derived loop invariant: (0 <= (i + 2147483648)) - InvariantResult [Line: 37]: Loop Invariant Derived loop invariant: (0 <= (i + 2147483648)) - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: ((i == 0) || (1 <= i)) - InvariantResult [Line: 18]: Loop Invariant Derived loop invariant: (0 <= (i + 2147483648)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 130.0MB. Free memory is still 99.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 230.97ms. Allocated memory is still 130.0MB. Free memory was 98.9MB in the beginning and 88.4MB in the end (delta: 10.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 42.13ms. Allocated memory is still 130.0MB. Free memory was 88.4MB in the beginning and 86.7MB in the end (delta: 1.7MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 29.88ms. Allocated memory is still 130.0MB. Free memory was 86.7MB in the beginning and 85.0MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 415.61ms. Allocated memory is still 130.0MB. Free memory was 85.0MB in the beginning and 68.7MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * CodeCheck took 31347.49ms. Allocated memory was 130.0MB in the beginning and 436.2MB in the end (delta: 306.2MB). Free memory was 68.7MB in the beginning and 307.8MB in the end (delta: -239.1MB). Peak memory consumption was 68.7MB. Max. memory is 16.1GB. * Witness Printer took 198.18ms. Allocated memory is still 436.2MB. Free memory was 307.8MB in the beginning and 302.6MB in the end (delta: 5.3MB). Peak memory consumption was 6.3MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:35:20,753 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_5f30f9f5-51b1-456d-9792-906c79049c5f/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