./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 527bcce2 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/bin/ukojak-verify-i0I2FZA1j2/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/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_a75b28d5-c4dc-417c-84ac-02b9c80a7296/bin/ukojak-verify-i0I2FZA1j2/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/bin/ukojak-verify-i0I2FZA1j2/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/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_a75b28d5-c4dc-417c-84ac-02b9c80a7296/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 98678a21a2b37b871d00192aacebe14c4ee9cc87b75400dd7a4adc0ccfa93151 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-527bcce [2023-11-21 18:31:32,212 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-21 18:31:32,365 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/bin/ukojak-verify-i0I2FZA1j2/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-21 18:31:32,373 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-21 18:31:32,374 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-21 18:31:32,413 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-21 18:31:32,414 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-21 18:31:32,415 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-21 18:31:32,416 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-21 18:31:32,421 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-21 18:31:32,423 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-21 18:31:32,423 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-21 18:31:32,424 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-21 18:31:32,426 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-21 18:31:32,426 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-21 18:31:32,427 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-21 18:31:32,427 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-21 18:31:32,428 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-21 18:31:32,428 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-21 18:31:32,428 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-21 18:31:32,429 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-21 18:31:32,430 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-21 18:31:32,430 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-21 18:31:32,431 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-21 18:31:32,432 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-21 18:31:32,432 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-21 18:31:32,433 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-21 18:31:32,433 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-21 18:31:32,434 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:32,434 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-21 18:31:32,436 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-21 18:31:32,436 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-21 18:31:32,436 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-21 18:31:32,437 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-21 18:31:32,437 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-21 18:31:32,437 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_a75b28d5-c4dc-417c-84ac-02b9c80a7296/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/bin/ukojak-verify-i0I2FZA1j2 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 98678a21a2b37b871d00192aacebe14c4ee9cc87b75400dd7a4adc0ccfa93151 [2023-11-21 18:31:32,833 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-21 18:31:32,869 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-21 18:31:32,872 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-21 18:31:32,874 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-21 18:31:32,874 INFO L274 PluginConnector]: CDTParser initialized [2023-11-21 18:31:32,876 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/bin/ukojak-verify-i0I2FZA1j2/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18.i [2023-11-21 18:31:36,062 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-21 18:31:36,435 INFO L384 CDTParser]: Found 1 translation units. [2023-11-21 18:31:36,435 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/sv-benchmarks/c/ldv-memsafety/memleaks_test18.i [2023-11-21 18:31:36,463 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/bin/ukojak-verify-i0I2FZA1j2/data/b2df2800e/4d0516b1b928494987044d8e81859837/FLAG336332774 [2023-11-21 18:31:36,479 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/bin/ukojak-verify-i0I2FZA1j2/data/b2df2800e/4d0516b1b928494987044d8e81859837 [2023-11-21 18:31:36,482 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-21 18:31:36,483 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-21 18:31:36,485 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:36,485 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-21 18:31:36,491 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-21 18:31:36,492 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,493 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7d7921c3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:36, skipping insertion in model container [2023-11-21 18:31:36,493 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 06:31:36" (1/1) ... [2023-11-21 18:31:36,545 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-21 18:31:36,966 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:36,981 INFO L202 MainTranslator]: Completed pre-run [2023-11-21 18:31:37,041 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-21 18:31:37,091 WARN L675 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-21 18:31:37,099 INFO L206 MainTranslator]: Completed translation [2023-11-21 18:31:37,100 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:37 WrapperNode [2023-11-21 18:31:37,100 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-21 18:31:37,101 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:37,102 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-21 18:31:37,102 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-21 18:31:37,109 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:37" (1/1) ... [2023-11-21 18:31:37,154 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:37" (1/1) ... [2023-11-21 18:31:37,182 INFO L138 Inliner]: procedures = 164, calls = 73, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 51 [2023-11-21 18:31:37,183 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-21 18:31:37,184 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-21 18:31:37,184 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-21 18:31:37,184 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-21 18:31:37,194 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:37" (1/1) ... [2023-11-21 18:31:37,194 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:37" (1/1) ... [2023-11-21 18:31:37,213 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:37" (1/1) ... [2023-11-21 18:31:37,213 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:37" (1/1) ... [2023-11-21 18:31:37,218 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:37" (1/1) ... [2023-11-21 18:31:37,235 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:37" (1/1) ... [2023-11-21 18:31:37,236 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:37" (1/1) ... [2023-11-21 18:31:37,238 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:37" (1/1) ... [2023-11-21 18:31:37,240 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-21 18:31:37,241 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-21 18:31:37,252 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-21 18:31:37,252 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-21 18:31:37,253 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 06:31:37" (1/1) ... [2023-11-21 18:31:37,259 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-21 18:31:37,274 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/bin/ukojak-verify-i0I2FZA1j2/z3 [2023-11-21 18:31:37,286 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-21 18:31:37,313 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/bin/ukojak-verify-i0I2FZA1j2/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-21 18:31:37,335 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-21 18:31:37,336 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-21 18:31:37,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-21 18:31:37,336 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-21 18:31:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-21 18:31:37,337 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-21 18:31:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-21 18:31:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-21 18:31:37,338 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-21 18:31:37,338 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-21 18:31:37,479 INFO L240 CfgBuilder]: Building ICFG [2023-11-21 18:31:37,482 INFO L266 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-21 18:31:37,690 INFO L281 CfgBuilder]: Performing block encoding [2023-11-21 18:31:37,737 INFO L303 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-21 18:31:37,738 INFO L308 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-21 18:31:37,739 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:37 BoogieIcfgContainer [2023-11-21 18:31:37,740 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-21 18:31:37,741 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-21 18:31:37,742 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-21 18:31:37,752 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-21 18:31:37,752 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:37" (1/1) ... [2023-11-21 18:31:37,763 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-21 18:31:37,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:37,822 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2023-11-21 18:31:37,823 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2023-11-21 18:31:37,828 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-21 18:31:37,828 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:37,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:37,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:38,220 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 18:31:38,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:38,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 31 transitions. [2023-11-21 18:31:38,274 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2023-11-21 18:31:38,274 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:31:38,274 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:38,275 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:38,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:38,516 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 18:31:38,578 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:38,579 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 38 transitions. [2023-11-21 18:31:38,579 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2023-11-21 18:31:38,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-21 18:31:38,580 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:38,580 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:38,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:38,688 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 18:31:38,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:38,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 40 transitions. [2023-11-21 18:31:38,713 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2023-11-21 18:31:38,713 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:31:38,714 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:38,714 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:38,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:38,834 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 18:31:38,852 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:38,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 41 transitions. [2023-11-21 18:31:38,853 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2023-11-21 18:31:38,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-21 18:31:38,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:38,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:38,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:38,904 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 18:31:38,918 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:38,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 42 transitions. [2023-11-21 18:31:38,919 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2023-11-21 18:31:38,919 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:31:38,920 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:38,920 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:38,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:39,016 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:39,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:39,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 51 states to 35 states and 47 transitions. [2023-11-21 18:31:39,112 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2023-11-21 18:31:39,112 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-21 18:31:39,113 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:39,113 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:39,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:39,180 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 18:31:39,211 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:39,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 36 states and 49 transitions. [2023-11-21 18:31:39,212 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2023-11-21 18:31:39,213 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-21 18:31:39,213 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:39,213 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:39,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:39,294 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:39,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:39,407 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 54 transitions. [2023-11-21 18:31:39,407 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2023-11-21 18:31:39,408 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-21 18:31:39,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:39,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:39,425 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:39,470 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-21 18:31:39,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:39,501 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 57 states to 38 states and 53 transitions. [2023-11-21 18:31:39,501 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2023-11-21 18:31:39,502 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-21 18:31:39,502 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:39,502 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:39,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:39,650 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:31:39,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:39,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 58 transitions. [2023-11-21 18:31:39,758 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2023-11-21 18:31:39,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-21 18:31:39,765 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:39,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:39,925 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-21 18:31:40,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:40,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 70 states to 48 states and 66 transitions. [2023-11-21 18:31:40,277 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2023-11-21 18:31:40,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-21 18:31:40,278 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:40,278 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:40,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:40,459 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:31:40,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:40,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 53 states and 72 transitions. [2023-11-21 18:31:40,638 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2023-11-21 18:31:40,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-21 18:31:40,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:40,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:40,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:40,720 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-21 18:31:41,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:41,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 59 states and 82 transitions. [2023-11-21 18:31:41,244 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2023-11-21 18:31:41,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:31:41,245 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:41,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:41,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:41,357 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:31:41,468 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:41,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 85 transitions. [2023-11-21 18:31:41,469 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2023-11-21 18:31:41,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-21 18:31:41,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:41,471 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:41,487 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:41,620 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:31:41,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:41,892 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 88 transitions. [2023-11-21 18:31:41,896 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2023-11-21 18:31:41,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-21 18:31:41,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:41,898 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:41,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:42,114 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:31:42,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:42,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 44 states and 54 transitions. [2023-11-21 18:31:42,236 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2023-11-21 18:31:42,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-21 18:31:42,236 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:42,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:42,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:42,429 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-21 18:31:42,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:42,723 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 45 states and 56 transitions. [2023-11-21 18:31:42,724 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2023-11-21 18:31:42,724 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-21 18:31:42,724 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:42,725 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:42,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:42,914 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:31:43,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:43,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 51 states and 66 transitions. [2023-11-21 18:31:43,418 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2023-11-21 18:31:43,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-21 18:31:43,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:43,419 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:43,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:43,665 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-21 18:31:44,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:44,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 56 states and 72 transitions. [2023-11-21 18:31:44,141 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2023-11-21 18:31:44,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-21 18:31:44,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:44,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:44,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:44,544 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:31:46,801 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:46,801 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 142 states to 62 states and 82 transitions. [2023-11-21 18:31:46,802 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2023-11-21 18:31:46,802 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:31:46,802 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:46,803 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:46,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:47,116 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:31:47,780 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:47,781 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 68 states and 92 transitions. [2023-11-21 18:31:47,781 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2023-11-21 18:31:47,782 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-21 18:31:47,782 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:47,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:47,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:47,957 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-21 18:31:48,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:48,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 69 states and 93 transitions. [2023-11-21 18:31:48,252 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2023-11-21 18:31:48,253 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:31:48,253 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:48,253 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:48,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:48,598 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:31:49,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:49,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 75 states and 103 transitions. [2023-11-21 18:31:49,346 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2023-11-21 18:31:49,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-21 18:31:49,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:49,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:49,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:49,567 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-21 18:31:49,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:49,895 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 76 states and 104 transitions. [2023-11-21 18:31:49,895 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2023-11-21 18:31:49,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:31:49,896 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:49,897 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:49,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:50,289 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-21 18:31:51,043 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:51,044 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 82 states and 114 transitions. [2023-11-21 18:31:51,044 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2023-11-21 18:31:51,045 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-21 18:31:51,045 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:51,045 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:51,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:51,330 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-21 18:31:51,704 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:51,709 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 175 states to 83 states and 115 transitions. [2023-11-21 18:31:51,709 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2023-11-21 18:31:51,710 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:31:51,710 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:51,711 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:51,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:52,224 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:31:53,072 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:53,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 89 states and 125 transitions. [2023-11-21 18:31:53,073 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 125 transitions. [2023-11-21 18:31:53,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-21 18:31:53,074 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:53,074 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:53,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:53,432 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-21 18:31:53,799 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:53,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 186 states to 90 states and 126 transitions. [2023-11-21 18:31:53,807 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 126 transitions. [2023-11-21 18:31:53,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:31:53,808 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:53,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:53,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:54,369 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-21 18:31:55,236 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:55,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 96 states and 136 transitions. [2023-11-21 18:31:55,237 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2023-11-21 18:31:55,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-21 18:31:55,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:55,239 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:55,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:55,643 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-21 18:31:56,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:56,062 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 97 states and 137 transitions. [2023-11-21 18:31:56,062 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2023-11-21 18:31:56,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:31:56,063 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:56,064 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:56,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:56,707 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:31:57,583 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:57,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 103 states and 147 transitions. [2023-11-21 18:31:57,585 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2023-11-21 18:31:57,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-21 18:31:57,586 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:57,586 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:57,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:57,964 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-21 18:31:58,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:58,341 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 208 states to 104 states and 148 transitions. [2023-11-21 18:31:58,341 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 148 transitions. [2023-11-21 18:31:58,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:31:58,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:58,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:58,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:31:58,803 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-21 18:31:59,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:31:59,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 110 states and 157 transitions. [2023-11-21 18:31:59,503 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 157 transitions. [2023-11-21 18:31:59,504 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-21 18:31:59,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:31:59,505 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:31:59,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:00,006 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-21 18:32:00,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:00,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 111 states and 158 transitions. [2023-11-21 18:32:00,389 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 158 transitions. [2023-11-21 18:32:00,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:32:00,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:00,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:00,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:02,948 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 275 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-21 18:32:10,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:10,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 139 states and 202 transitions. [2023-11-21 18:32:10,797 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 202 transitions. [2023-11-21 18:32:10,799 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-21 18:32:10,799 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-21 18:32:10,799 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-21 18:32:10,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-21 18:32:11,493 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 275 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-21 18:32:13,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-21 18:32:13,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 87 states and 118 transitions. [2023-11-21 18:32:13,526 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 118 transitions. [2023-11-21 18:32:13,527 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-21 18:32:13,527 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2023-11-21 18:32:13,537 INFO L751 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2023-11-21 18:32:13,925 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:32:13,932 INFO L560 CodeCheckObserver]: Invariant with dag size 3 [2023-11-21 18:32:13,946 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:32:13,946 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-21 18:32:13,948 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 21.11 06:32:13 ImpRootNode [2023-11-21 18:32:13,948 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-21 18:32:13,949 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-21 18:32:13,949 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-21 18:32:13,949 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-21 18:32:13,950 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 06:31:37" (3/4) ... [2023-11-21 18:32:13,952 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-21 18:32:13,956 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-21 18:32:13,959 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-21 18:32:13,960 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 6 nodes and edges [2023-11-21 18:32:13,960 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-21 18:32:14,081 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/bin/ukojak-verify-i0I2FZA1j2/witness.graphml [2023-11-21 18:32:14,081 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/bin/ukojak-verify-i0I2FZA1j2/witness.yml [2023-11-21 18:32:14,081 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-21 18:32:14,082 INFO L158 Benchmark]: Toolchain (without parser) took 37598.80ms. Allocated memory was 130.0MB in the beginning and 413.1MB in the end (delta: 283.1MB). Free memory was 89.0MB in the beginning and 166.6MB in the end (delta: -77.6MB). Peak memory consumption was 206.6MB. Max. memory is 16.1GB. [2023-11-21 18:32:14,083 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-21 18:32:14,083 INFO L158 Benchmark]: CACSL2BoogieTranslator took 615.61ms. Allocated memory is still 130.0MB. Free memory was 89.0MB in the beginning and 67.0MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-11-21 18:32:14,084 INFO L158 Benchmark]: Boogie Procedure Inliner took 81.88ms. Allocated memory is still 130.0MB. Free memory was 67.0MB in the beginning and 64.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:32:14,084 INFO L158 Benchmark]: Boogie Preprocessor took 56.43ms. Allocated memory is still 130.0MB. Free memory was 64.9MB in the beginning and 63.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-21 18:32:14,085 INFO L158 Benchmark]: RCFGBuilder took 499.23ms. Allocated memory is still 130.0MB. Free memory was 63.3MB in the beginning and 48.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-21 18:32:14,085 INFO L158 Benchmark]: CodeCheck took 36207.65ms. Allocated memory was 130.0MB in the beginning and 413.1MB in the end (delta: 283.1MB). Free memory was 48.6MB in the beginning and 171.7MB in the end (delta: -123.1MB). Peak memory consumption was 162.5MB. Max. memory is 16.1GB. [2023-11-21 18:32:14,086 INFO L158 Benchmark]: Witness Printer took 132.69ms. Allocated memory is still 413.1MB. Free memory was 171.7MB in the beginning and 166.6MB in the end (delta: 5.1MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-21 18:32:14,088 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 25 locations, 6 error locations. Started 1 CEGAR loops. OverallTime: 35.8s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4726 SdHoareTripleChecker+Valid, 17.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3540 mSDsluCounter, 3602 SdHoareTripleChecker+Invalid, 14.4s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2146 mSDsCounter, 3186 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10992 IncrementalHoareTripleChecker+Invalid, 14178 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3186 mSolverCounterUnsat, 1456 mSDtfsCounter, 10992 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 10820 GetRequests, 9818 SyntacticMatches, 634 SemanticMatches, 368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69570 ImplicationChecksByTransitivity, 25.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.6s SatisfiabilityAnalysisTime, 10.6s InterpolantComputationTime, 1479 NumberOfCodeBlocks, 1479 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 1443 ConstructedInterpolants, 0 QuantifiedInterpolants, 3645 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 36 InterpolantComputations, 9 PerfectInterpolantSequences, 1786/3910 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: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 767]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 773]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 6 specifications checked. All of them hold - InvariantResult [Line: 763]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: (i <= 2147483647) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 773]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 107.0MB. Free memory is still 80.7MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 615.61ms. Allocated memory is still 130.0MB. Free memory was 89.0MB in the beginning and 67.0MB in the end (delta: 22.0MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 81.88ms. Allocated memory is still 130.0MB. Free memory was 67.0MB in the beginning and 64.9MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 56.43ms. Allocated memory is still 130.0MB. Free memory was 64.9MB in the beginning and 63.3MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 499.23ms. Allocated memory is still 130.0MB. Free memory was 63.3MB in the beginning and 48.6MB in the end (delta: 14.7MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 36207.65ms. Allocated memory was 130.0MB in the beginning and 413.1MB in the end (delta: 283.1MB). Free memory was 48.6MB in the beginning and 171.7MB in the end (delta: -123.1MB). Peak memory consumption was 162.5MB. Max. memory is 16.1GB. * Witness Printer took 132.69ms. Allocated memory is still 413.1MB. Free memory was 171.7MB in the beginning and 166.6MB 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 18:32:14,135 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a75b28d5-c4dc-417c-84ac-02b9c80a7296/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