./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound10.i --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_9e876f21-f125-49e7-a27f-04df90c504e3/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/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_9e876f21-f125-49e7-a27f-04df90c504e3/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound10.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/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_9e876f21-f125-49e7-a27f-04df90c504e3/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 b879e9957df47aa9212d1bcb19c90b87b865d954f1a44f3c044747ce0553d2eb --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:39:58,629 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:39:58,772 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:39:58,779 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:39:58,780 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:39:58,827 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:39:58,828 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:39:58,829 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:39:58,830 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:39:58,836 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:39:58,838 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:39:58,838 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:39:58,839 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:39:58,841 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:39:58,841 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:39:58,842 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:39:58,842 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:39:58,843 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:39:58,843 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:39:58,844 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:39:58,844 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:39:58,845 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:39:58,846 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:39:58,846 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:39:58,847 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:39:58,848 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:39:58,848 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:39:58,849 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:39:58,849 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:39:58,850 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:39:58,852 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:39:58,852 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:39:58,852 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:39:58,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:39:58,853 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:39:58,853 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_9e876f21-f125-49e7-a27f-04df90c504e3/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b879e9957df47aa9212d1bcb19c90b87b865d954f1a44f3c044747ce0553d2eb [2023-11-21 18:39:59,244 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:39:59,284 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:39:59,287 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:39:59,289 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:39:59,290 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:39:59,292 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound10.i [2023-11-21 18:40:02,518 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:40:02,735 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:40:02,736 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound10.i [2023-11-21 18:40:02,747 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/bin/ukojak-verify-i0I2FZA1j2/data/2e147142f/71fe4af433db4dbab5c620d2ecd97edf/FLAGcf355873b [2023-11-21 18:40:02,766 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/bin/ukojak-verify-i0I2FZA1j2/data/2e147142f/71fe4af433db4dbab5c620d2ecd97edf [2023-11-21 18:40:02,771 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:40:02,775 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:40:02,779 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:02,779 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:40:02,785 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:40:02,787 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:02" (1/1) ... [2023-11-21 18:40:02,788 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@89278d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:02, skipping insertion in model container [2023-11-21 18:40:02,788 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:40:02" (1/1) ... [2023-11-21 18:40:02,819 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:40:03,086 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:03,100 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:40:03,145 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:40:03,166 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:40:03,167 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03 WrapperNode [2023-11-21 18:40:03,167 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:40:03,169 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:03,170 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:40:03,170 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:40:03,179 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,189 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,220 INFO L138 Inliner]: procedures = 16, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 67 [2023-11-21 18:40:03,221 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:40:03,222 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:40:03,222 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:40:03,222 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:40:03,235 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,235 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,249 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,250 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,254 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,265 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,267 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,274 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,277 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:40:03,279 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:40:03,280 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:40:03,280 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:40:03,282 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,289 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:40:03,303 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:40:03,318 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:40:03,342 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:40:03,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:40:03,363 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-21 18:40:03,363 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-21 18:40:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-21 18:40:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:40:03,364 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:40:03,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-21 18:40:03,365 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-21 18:40:03,437 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:40:03,439 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:40:03,665 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:40:03,780 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:40:03,780 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:40:03,782 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:03 BoogieIcfgContainer [2023-11-21 18:40:03,782 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:40:03,783 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:40:03,784 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:40:03,796 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:40:03,796 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:03" (1/1) ... [2023-11-21 18:40:03,811 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:40:03,876 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:03,887 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2023-11-21 18:40:03,888 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2023-11-21 18:40:03,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-21 18:40:03,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:03,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,259 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:04,321 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:04,322 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 35 transitions. [2023-11-21 18:40:04,322 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2023-11-21 18:40:04,323 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-21 18:40:04,323 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:04,323 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,408 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:04,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:04,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 36 transitions. [2023-11-21 18:40:04,435 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2023-11-21 18:40:04,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:40:04,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:04,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,536 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:04,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:04,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 36 transitions. [2023-11-21 18:40:04,569 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2023-11-21 18:40:04,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:40:04,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:04,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,742 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:04,838 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:04,839 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 43 transitions. [2023-11-21 18:40:04,839 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2023-11-21 18:40:04,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-21 18:40:04,840 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:04,840 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:04,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:04,945 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:05,068 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:05,069 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 45 transitions. [2023-11-21 18:40:05,069 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2023-11-21 18:40:05,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:40:05,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:05,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:05,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:05,206 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:05,498 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:05,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 53 transitions. [2023-11-21 18:40:05,499 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2023-11-21 18:40:05,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:40:05,500 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:05,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:05,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:05,573 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:05,708 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:05,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 56 transitions. [2023-11-21 18:40:05,709 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2023-11-21 18:40:05,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:40:05,711 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:05,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:05,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:05,765 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:05,792 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:05,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 59 transitions. [2023-11-21 18:40:05,793 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 59 transitions. [2023-11-21 18:40:05,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:40:05,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:05,794 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:05,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:05,934 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:06,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:06,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 60 transitions. [2023-11-21 18:40:06,118 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2023-11-21 18:40:06,122 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:06,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:06,123 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:06,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:06,290 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:06,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:06,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 68 transitions. [2023-11-21 18:40:06,611 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2023-11-21 18:40:06,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:40:06,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:06,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:06,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:06,727 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:06,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:06,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 52 states and 71 transitions. [2023-11-21 18:40:06,830 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2023-11-21 18:40:06,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-21 18:40:06,832 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:06,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:06,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:06,880 INFO L262 TraceCheckSpWp]: Trace formula consists of 75 conjuncts, 6 conjunts are in the unsatisfiable core [2023-11-21 18:40:06,887 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:07,197 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:07,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:07,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 60 states and 86 transitions. [2023-11-21 18:40:07,682 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2023-11-21 18:40:07,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:40:07,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:07,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:07,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:07,730 INFO L262 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-21 18:40:07,734 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:07,838 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:07,993 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:07,994 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 65 states and 94 transitions. [2023-11-21 18:40:07,995 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 94 transitions. [2023-11-21 18:40:07,995 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:40:07,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:07,996 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:08,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:08,060 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:08,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 66 states and 98 transitions. [2023-11-21 18:40:08,142 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 98 transitions. [2023-11-21 18:40:08,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:40:08,145 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:08,315 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:08,476 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:08,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 66 states and 95 transitions. [2023-11-21 18:40:08,478 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 95 transitions. [2023-11-21 18:40:08,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:40:08,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:08,480 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:08,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:08,725 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:09,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:09,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 70 states and 103 transitions. [2023-11-21 18:40:09,201 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 103 transitions. [2023-11-21 18:40:09,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-21 18:40:09,201 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:09,202 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:09,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:09,323 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:09,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:09,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 73 states and 106 transitions. [2023-11-21 18:40:09,459 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 106 transitions. [2023-11-21 18:40:09,461 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:40:09,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:09,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:09,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:09,503 INFO L262 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-21 18:40:09,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:09,909 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:10,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:10,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 81 states and 121 transitions. [2023-11-21 18:40:10,633 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 121 transitions. [2023-11-21 18:40:10,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:40:10,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:10,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:10,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:10,721 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:10,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:10,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 82 states and 126 transitions. [2023-11-21 18:40:10,771 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 126 transitions. [2023-11-21 18:40:10,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:40:10,772 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:10,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:10,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:11,050 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:11,254 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:11,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 82 states and 122 transitions. [2023-11-21 18:40:11,255 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 122 transitions. [2023-11-21 18:40:11,256 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:40:11,256 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:11,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:11,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:11,462 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:11,929 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:11,930 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 83 states and 125 transitions. [2023-11-21 18:40:11,930 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 125 transitions. [2023-11-21 18:40:11,931 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-21 18:40:11,931 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:11,931 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:11,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:12,078 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:12,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:12,238 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 86 states and 128 transitions. [2023-11-21 18:40:12,238 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 128 transitions. [2023-11-21 18:40:12,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-21 18:40:12,239 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:12,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:12,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:12,344 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:12,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:12,397 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 147 states to 87 states and 134 transitions. [2023-11-21 18:40:12,398 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2023-11-21 18:40:12,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-21 18:40:12,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:12,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:12,439 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:12,441 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-21 18:40:12,445 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:12,543 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:12,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:12,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 92 states and 142 transitions. [2023-11-21 18:40:12,841 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 142 transitions. [2023-11-21 18:40:12,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-21 18:40:12,843 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:12,844 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:12,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:13,200 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:13,409 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:13,410 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 150 states to 92 states and 137 transitions. [2023-11-21 18:40:13,410 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 137 transitions. [2023-11-21 18:40:13,410 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:40:13,410 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:13,411 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:13,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:13,640 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:14,102 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:14,102 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 93 states and 140 transitions. [2023-11-21 18:40:14,102 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 140 transitions. [2023-11-21 18:40:14,103 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:40:14,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:14,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:14,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:14,260 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:14,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:14,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 157 states to 96 states and 143 transitions. [2023-11-21 18:40:14,445 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 143 transitions. [2023-11-21 18:40:14,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:40:14,446 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:14,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:14,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:14,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:40:14,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:14,582 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:15,010 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:15,011 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 162 states to 99 states and 148 transitions. [2023-11-21 18:40:15,011 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 148 transitions. [2023-11-21 18:40:15,012 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-21 18:40:15,012 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:15,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:15,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:15,194 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:15,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:15,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 100 states and 155 transitions. [2023-11-21 18:40:15,261 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 155 transitions. [2023-11-21 18:40:15,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-21 18:40:15,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:15,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:15,302 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-21 18:40:15,306 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:15,410 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 29 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:15,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:15,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 177 states to 105 states and 163 transitions. [2023-11-21 18:40:15,618 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 163 transitions. [2023-11-21 18:40:15,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-21 18:40:15,619 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:15,619 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:15,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:16,172 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 55 proven. 20 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:16,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:16,432 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 171 states to 105 states and 157 transitions. [2023-11-21 18:40:16,433 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 157 transitions. [2023-11-21 18:40:16,433 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:40:16,434 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:16,434 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:16,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:16,681 INFO L134 CoverageAnalysis]: Checked inductivity of 77 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:17,198 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:17,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 106 states and 160 transitions. [2023-11-21 18:40:17,199 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 160 transitions. [2023-11-21 18:40:17,200 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-11-21 18:40:17,200 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:17,200 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:17,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:17,398 INFO L134 CoverageAnalysis]: Checked inductivity of 95 backedges. 0 proven. 93 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:17,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:17,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 109 states and 163 transitions. [2023-11-21 18:40:17,591 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 163 transitions. [2023-11-21 18:40:17,592 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:40:17,592 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:17,592 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:17,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:17,627 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 14 conjunts are in the unsatisfiable core [2023-11-21 18:40:17,629 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:18,272 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 12 proven. 41 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:19,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:19,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 117 states and 178 transitions. [2023-11-21 18:40:19,239 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 178 transitions. [2023-11-21 18:40:19,240 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-11-21 18:40:19,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:19,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:19,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:19,434 INFO L134 CoverageAnalysis]: Checked inductivity of 101 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:19,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:19,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 118 states and 186 transitions. [2023-11-21 18:40:19,502 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 186 transitions. [2023-11-21 18:40:19,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-21 18:40:19,503 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:19,503 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:19,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:20,176 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 81 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:20,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:20,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 118 states and 179 transitions. [2023-11-21 18:40:20,475 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 179 transitions. [2023-11-21 18:40:20,475 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:40:20,476 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:20,476 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:20,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:20,780 INFO L134 CoverageAnalysis]: Checked inductivity of 107 backedges. 0 proven. 105 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:21,387 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:21,388 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 119 states and 182 transitions. [2023-11-21 18:40:21,388 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 182 transitions. [2023-11-21 18:40:21,388 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:40:21,389 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:21,389 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:21,398 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:21,624 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:21,883 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:21,884 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 122 states and 185 transitions. [2023-11-21 18:40:21,885 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 185 transitions. [2023-11-21 18:40:21,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-21 18:40:21,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:21,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:21,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:22,042 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 0 proven. 133 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:22,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:22,120 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 123 states and 194 transitions. [2023-11-21 18:40:22,121 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 194 transitions. [2023-11-21 18:40:22,121 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-21 18:40:22,122 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:22,122 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:22,162 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:22,164 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:40:22,166 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:22,293 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 64 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:22,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:22,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 215 states to 126 states and 199 transitions. [2023-11-21 18:40:22,847 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 199 transitions. [2023-11-21 18:40:22,848 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-21 18:40:22,848 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:22,849 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:22,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:23,704 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 112 proven. 28 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:24,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:24,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 126 states and 191 transitions. [2023-11-21 18:40:24,008 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 191 transitions. [2023-11-21 18:40:24,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:40:24,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:24,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:24,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:24,323 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 0 proven. 140 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:24,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:24,938 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 210 states to 127 states and 194 transitions. [2023-11-21 18:40:24,938 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 194 transitions. [2023-11-21 18:40:24,939 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-21 18:40:24,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:24,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:24,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:25,150 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 0 proven. 164 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:25,383 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:25,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 130 states and 197 transitions. [2023-11-21 18:40:25,384 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 197 transitions. [2023-11-21 18:40:25,385 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:40:25,385 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:25,385 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:25,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:25,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 17 conjunts are in the unsatisfiable core [2023-11-21 18:40:25,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:25,565 INFO L134 CoverageAnalysis]: Checked inductivity of 65 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:25,849 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:25,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 135 states and 205 transitions. [2023-11-21 18:40:25,851 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 205 transitions. [2023-11-21 18:40:25,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:40:25,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:25,853 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:25,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:26,026 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 172 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:26,103 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:26,104 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 136 states and 215 transitions. [2023-11-21 18:40:26,104 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 215 transitions. [2023-11-21 18:40:26,105 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-21 18:40:26,105 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:26,106 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:26,145 INFO L262 TraceCheckSpWp]: Trace formula consists of 149 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-21 18:40:26,148 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:26,651 INFO L134 CoverageAnalysis]: Checked inductivity of 91 backedges. 15 proven. 74 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:27,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:27,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 144 states and 230 transitions. [2023-11-21 18:40:27,437 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 230 transitions. [2023-11-21 18:40:27,438 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-21 18:40:27,438 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:27,439 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:27,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:28,478 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 148 proven. 32 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:28,787 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:28,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 144 states and 221 transitions. [2023-11-21 18:40:28,788 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 221 transitions. [2023-11-21 18:40:28,789 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:40:28,789 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:28,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:28,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:29,138 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 180 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:29,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:29,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 241 states to 145 states and 224 transitions. [2023-11-21 18:40:29,894 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 224 transitions. [2023-11-21 18:40:29,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-21 18:40:29,895 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:29,895 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:29,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:30,134 INFO L134 CoverageAnalysis]: Checked inductivity of 209 backedges. 0 proven. 207 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:30,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:30,402 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 148 states and 227 transitions. [2023-11-21 18:40:30,403 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 227 transitions. [2023-11-21 18:40:30,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-21 18:40:30,404 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:30,404 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:30,569 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:30,681 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:30,682 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 245 states to 149 states and 227 transitions. [2023-11-21 18:40:30,682 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 227 transitions. [2023-11-21 18:40:30,684 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-21 18:40:30,684 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:30,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:30,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:31,861 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 189 proven. 36 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:32,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:32,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 235 states to 143 states and 207 transitions. [2023-11-21 18:40:32,212 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 207 transitions. [2023-11-21 18:40:32,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:40:32,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:32,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:32,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:32,547 INFO L134 CoverageAnalysis]: Checked inductivity of 227 backedges. 0 proven. 225 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:33,174 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:33,175 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 143 states and 204 transitions. [2023-11-21 18:40:33,175 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 204 transitions. [2023-11-21 18:40:33,176 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-21 18:40:33,176 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:33,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:33,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:33,342 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 0 proven. 255 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:33,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:33,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 236 states to 142 states and 203 transitions. [2023-11-21 18:40:33,536 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 203 transitions. [2023-11-21 18:40:33,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:40:33,537 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:33,537 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:33,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:33,583 INFO L262 TraceCheckSpWp]: Trace formula consists of 172 conjuncts, 20 conjunts are in the unsatisfiable core [2023-11-21 18:40:33,586 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:33,935 INFO L134 CoverageAnalysis]: Checked inductivity of 110 backedges. 15 proven. 93 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:34,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:34,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 150 states and 216 transitions. [2023-11-21 18:40:34,598 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 216 transitions. [2023-11-21 18:40:34,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2023-11-21 18:40:34,599 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:34,599 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:34,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:34,918 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 257 trivial. 0 not checked. [2023-11-21 18:40:35,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:35,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 143 states and 198 transitions. [2023-11-21 18:40:35,400 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 198 transitions. [2023-11-21 18:40:35,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-21 18:40:35,401 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:35,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:35,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:35,597 INFO L134 CoverageAnalysis]: Checked inductivity of 267 backedges. 0 proven. 265 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:36,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:36,028 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 243 states to 143 states and 194 transitions. [2023-11-21 18:40:36,028 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states and 194 transitions. [2023-11-21 18:40:36,029 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2023-11-21 18:40:36,029 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:36,030 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:36,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:36,083 INFO L262 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:40:36,086 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:36,214 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:36,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:36,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 146 states and 198 transitions. [2023-11-21 18:40:36,889 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 198 transitions. [2023-11-21 18:40:36,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-21 18:40:36,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:36,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:36,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:36,945 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 22 conjunts are in the unsatisfiable core [2023-11-21 18:40:36,948 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:37,261 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 12 proven. 133 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:37,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:37,904 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 260 states to 154 states and 210 transitions. [2023-11-21 18:40:37,904 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 210 transitions. [2023-11-21 18:40:37,905 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-11-21 18:40:37,905 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:40:37,906 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:40:37,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:40:37,968 INFO L262 TraceCheckSpWp]: Trace formula consists of 231 conjuncts, 23 conjunts are in the unsatisfiable core [2023-11-21 18:40:37,971 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-21 18:40:39,275 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 183 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:40:39,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:40:39,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 148 states and 201 transitions. [2023-11-21 18:40:39,712 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 201 transitions. [2023-11-21 18:40:39,713 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:40:39,713 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 60 iterations. [2023-11-21 18:40:39,722 INFO L751 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2023-11-21 18:40:40,018 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:40:40,039 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:40:40,039 INFO L560 CodeCheckObserver]: Invariant with dag size 44 [2023-11-21 18:40:40,045 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:40:40 ImpRootNode [2023-11-21 18:40:40,045 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:40:40,046 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:40:40,046 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:40:40,046 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:40:40,047 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:40:03" (3/4) ... [2023-11-21 18:40:40,049 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:40:40,053 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2023-11-21 18:40:40,053 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-21 18:40:40,058 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2023-11-21 18:40:40,058 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-11-21 18:40:40,059 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-21 18:40:40,059 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-21 18:40:40,165 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:40:40,165 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:40:40,166 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:40:40,167 INFO L158 Benchmark]: Toolchain (without parser) took 37391.90ms. Allocated memory was 130.0MB in the beginning and 394.3MB in the end (delta: 264.2MB). Free memory was 90.4MB in the beginning and 248.5MB in the end (delta: -158.1MB). Peak memory consumption was 108.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:40,167 INFO L158 Benchmark]: CDTParser took 0.37ms. Allocated memory is still 98.6MB. Free memory was 67.4MB in the beginning and 67.4MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:40:40,167 INFO L158 Benchmark]: CACSL2BoogieTranslator took 389.02ms. Allocated memory is still 130.0MB. Free memory was 90.4MB in the beginning and 79.8MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-11-21 18:40:40,168 INFO L158 Benchmark]: Boogie Procedure Inliner took 51.88ms. Allocated memory is still 130.0MB. Free memory was 79.8MB in the beginning and 77.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:40,168 INFO L158 Benchmark]: Boogie Preprocessor took 56.78ms. Allocated memory is still 130.0MB. Free memory was 77.8MB in the beginning and 76.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:40:40,169 INFO L158 Benchmark]: RCFGBuilder took 503.04ms. Allocated memory is still 130.0MB. Free memory was 76.8MB in the beginning and 63.3MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-21 18:40:40,169 INFO L158 Benchmark]: CodeCheck took 36261.66ms. Allocated memory was 130.0MB in the beginning and 394.3MB in the end (delta: 264.2MB). Free memory was 63.3MB in the beginning and 253.6MB in the end (delta: -190.4MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. [2023-11-21 18:40:40,170 INFO L158 Benchmark]: Witness Printer took 120.21ms. Allocated memory is still 394.3MB. Free memory was 253.6MB in the beginning and 248.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:40:40,172 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 3 procedures, 26 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 35.9s, OverallIterations: 60, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 10395 SdHoareTripleChecker+Valid, 40.4s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 8513 mSDsluCounter, 8725 SdHoareTripleChecker+Invalid, 34.0s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5691 mSDsCounter, 7672 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 29248 IncrementalHoareTripleChecker+Invalid, 36920 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 7672 mSolverCounterUnsat, 3034 mSDtfsCounter, 29248 mSolverCounterSat, 1.2s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 22418 GetRequests, 20382 SyntacticMatches, 1716 SemanticMatches, 320 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 91227 ImplicationChecksByTransitivity, 24.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.2s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 15.8s InterpolantComputationTime, 2375 NumberOfCodeBlocks, 2375 NumberOfCodeBlocksAsserted, 59 NumberOfCheckSat, 2316 ConstructedInterpolants, 0 QuantifiedInterpolants, 6566 SizeOfPredicates, 179 NumberOfNonLiveVariables, 1933 ConjunctsInSsa, 212 ConjunctsInUnsatCore, 59 InterpolantComputations, 7 PerfectInterpolantSequences, 1270/5009 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: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: 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: 50]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 40]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 36]: 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))) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.37ms. Allocated memory is still 98.6MB. Free memory was 67.4MB in the beginning and 67.4MB in the end (delta: 29.6kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 389.02ms. Allocated memory is still 130.0MB. Free memory was 90.4MB in the beginning and 79.8MB in the end (delta: 10.6MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 51.88ms. Allocated memory is still 130.0MB. Free memory was 79.8MB in the beginning and 77.8MB in the end (delta: 2.0MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.78ms. Allocated memory is still 130.0MB. Free memory was 77.8MB in the beginning and 76.8MB in the end (delta: 1.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 503.04ms. Allocated memory is still 130.0MB. Free memory was 76.8MB in the beginning and 63.3MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * CodeCheck took 36261.66ms. Allocated memory was 130.0MB in the beginning and 394.3MB in the end (delta: 264.2MB). Free memory was 63.3MB in the beginning and 253.6MB in the end (delta: -190.4MB). Peak memory consumption was 76.7MB. Max. memory is 16.1GB. * Witness Printer took 120.21ms. Allocated memory is still 394.3MB. Free memory was 253.6MB in the beginning and 248.5MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-21 18:40:40,213 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_9e876f21-f125-49e7-a27f-04df90c504e3/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