./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV --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 12544117846b274bd1cb12a6694f8fda1d77f0b1327b2e9a353cfe44563b100a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:45,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:45,945 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:06:45,953 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:06:45,954 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:06:45,994 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:45,995 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:45,996 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:45,997 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:46,002 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:46,003 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:46,004 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:46,005 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:06:46,006 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:06:46,007 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:06:46,007 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:46,008 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:46,008 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:46,009 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:46,009 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:46,010 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:46,010 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:06:46,011 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:46,011 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:46,012 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:46,012 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:46,013 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:46,014 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:46,014 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:46,015 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:46,016 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:46,016 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:06:46,017 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:06:46,017 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:46,017 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_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 12544117846b274bd1cb12a6694f8fda1d77f0b1327b2e9a353cfe44563b100a [2023-11-12 00:06:46,337 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:46,366 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:46,369 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:46,370 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:46,371 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:46,373 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i [2023-11-12 00:06:49,625 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:49,951 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:49,951 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/sv-benchmarks/c/ldv-memsafety/memleaks_test18_1.i [2023-11-12 00:06:49,972 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/data/2859e7576/7e88f53c7bc945f7b959228bf8b23f74/FLAG6a3bcaf7e [2023-11-12 00:06:49,988 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/data/2859e7576/7e88f53c7bc945f7b959228bf8b23f74 [2023-11-12 00:06:49,991 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:49,993 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:49,994 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:49,995 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:50,000 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:50,001 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:49" (1/1) ... [2023-11-12 00:06:50,002 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bbf5e15 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50, skipping insertion in model container [2023-11-12 00:06:50,002 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:49" (1/1) ... [2023-11-12 00:06:50,055 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:50,550 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:50,579 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:50,647 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:50,710 WARN L672 CHandler]: The function release is called, but not defined or handled by StandardFunctionHandler. [2023-11-12 00:06:50,719 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:50,719 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50 WrapperNode [2023-11-12 00:06:50,720 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:50,721 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:50,721 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:50,722 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:50,728 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,749 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,776 INFO L138 Inliner]: procedures = 164, calls = 72, calls flagged for inlining = 21, calls inlined = 3, statements flattened = 50 [2023-11-12 00:06:50,779 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:50,781 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:50,781 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:50,782 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:50,791 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,791 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,795 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,795 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,803 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,822 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,823 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,825 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,836 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:50,837 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:50,837 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:50,838 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:50,839 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:50" (1/1) ... [2023-11-12 00:06:50,845 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:50,860 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:50,878 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:50,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:50,918 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-12 00:06:50,918 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-12 00:06:50,918 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-12 00:06:50,919 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:50,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-12 00:06:50,919 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-12 00:06:50,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-12 00:06:50,919 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-12 00:06:50,919 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:50,920 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:51,053 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:51,054 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:51,193 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:51,235 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:51,235 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 00:06:51,238 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:51 BoogieIcfgContainer [2023-11-12 00:06:51,238 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:06:51,239 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:06:51,239 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:06:51,249 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:06:51,250 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:51" (1/1) ... [2023-11-12 00:06:51,259 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:06:51,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:51,312 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 29 states to 25 states and 29 transitions. [2023-11-12 00:06:51,312 INFO L276 IsEmpty]: Start isEmpty. Operand 25 states and 29 transitions. [2023-11-12 00:06:51,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:06:51,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:51,317 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:51,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:51,674 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:51,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:51,748 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 26 states and 31 transitions. [2023-11-12 00:06:51,748 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 31 transitions. [2023-11-12 00:06:51,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:06:51,749 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:51,749 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:51,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:51,977 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:06:52,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:52,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 30 states and 38 transitions. [2023-11-12 00:06:52,032 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 38 transitions. [2023-11-12 00:06:52,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:06:52,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:52,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:52,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:52,141 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:06:52,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:52,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 31 states and 40 transitions. [2023-11-12 00:06:52,169 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 40 transitions. [2023-11-12 00:06:52,169 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:06:52,169 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:52,170 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:52,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:52,285 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:06:52,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:52,307 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 45 states to 32 states and 41 transitions. [2023-11-12 00:06:52,307 INFO L276 IsEmpty]: Start isEmpty. Operand 32 states and 41 transitions. [2023-11-12 00:06:52,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:06:52,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:52,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:52,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:52,356 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:06:52,371 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:52,371 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 33 states and 42 transitions. [2023-11-12 00:06:52,372 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 42 transitions. [2023-11-12 00:06:52,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:06:52,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:52,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:52,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:52,449 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:06:52,551 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:52,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 52 states to 35 states and 47 transitions. [2023-11-12 00:06:52,552 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 47 transitions. [2023-11-12 00:06:52,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:06:52,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:52,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:52,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:52,614 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:06:52,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:52,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 36 states and 49 transitions. [2023-11-12 00:06:52,660 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 49 transitions. [2023-11-12 00:06:52,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-11-12 00:06:52,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:52,661 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:52,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:52,753 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:06:52,870 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:52,871 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 39 states and 54 transitions. [2023-11-12 00:06:52,871 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2023-11-12 00:06:52,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:06:52,872 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:52,872 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:52,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:52,930 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2023-11-12 00:06:52,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:52,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 38 states and 53 transitions. [2023-11-12 00:06:52,962 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 53 transitions. [2023-11-12 00:06:52,963 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:06:52,963 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:52,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:52,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:53,063 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:06:53,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:53,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 58 transitions. [2023-11-12 00:06:53,164 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 58 transitions. [2023-11-12 00:06:53,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:06:53,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:53,165 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:53,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:53,291 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:06:53,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:53,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 73 states to 48 states and 66 transitions. [2023-11-12 00:06:53,639 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 66 transitions. [2023-11-12 00:06:53,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:06:53,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:53,641 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:53,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:53,758 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:06:53,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:53,966 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 53 states and 72 transitions. [2023-11-12 00:06:53,966 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 72 transitions. [2023-11-12 00:06:53,967 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:06:53,967 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:53,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:53,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:54,056 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-12 00:06:54,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:54,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 59 states and 82 transitions. [2023-11-12 00:06:54,642 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2023-11-12 00:06:54,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:06:54,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:54,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:54,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:54,725 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:54,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:54,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 61 states and 85 transitions. [2023-11-12 00:06:54,868 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 85 transitions. [2023-11-12 00:06:54,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-12 00:06:54,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:54,870 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:54,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:55,038 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:06:55,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:55,333 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 64 states and 88 transitions. [2023-11-12 00:06:55,333 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 88 transitions. [2023-11-12 00:06:55,334 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:06:55,334 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:55,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:55,513 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 5 proven. 11 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:55,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:55,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 44 states and 54 transitions. [2023-11-12 00:06:55,657 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 54 transitions. [2023-11-12 00:06:55,658 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:06:55,658 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:55,659 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:55,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:55,869 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-12 00:06:56,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:56,178 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 45 states and 56 transitions. [2023-11-12 00:06:56,179 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 56 transitions. [2023-11-12 00:06:56,179 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-12 00:06:56,179 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:56,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:56,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:56,390 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:56,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:56,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 51 states and 66 transitions. [2023-11-12 00:06:56,924 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 66 transitions. [2023-11-12 00:06:56,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-12 00:06:56,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:56,926 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:56,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:57,158 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 14 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:57,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:57,657 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 56 states and 72 transitions. [2023-11-12 00:06:57,657 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 72 transitions. [2023-11-12 00:06:57,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:06:57,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:57,658 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:57,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:58,064 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-12 00:07:00,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:00,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 62 states and 82 transitions. [2023-11-12 00:07:00,414 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 82 transitions. [2023-11-12 00:07:00,414 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-12 00:07:00,414 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:00,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:00,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:00,708 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-12 00:07:01,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:01,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 68 states and 92 transitions. [2023-11-12 00:07:01,411 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 92 transitions. [2023-11-12 00:07:01,411 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-12 00:07:01,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:01,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:01,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:01,570 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-12 00:07:01,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:01,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 167 states to 69 states and 93 transitions. [2023-11-12 00:07:01,873 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 93 transitions. [2023-11-12 00:07:01,874 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-12 00:07:01,874 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:01,874 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:01,909 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:02,217 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-12 00:07:03,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:03,014 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 178 states to 75 states and 103 transitions. [2023-11-12 00:07:03,014 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2023-11-12 00:07:03,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-12 00:07:03,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:03,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:03,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:03,206 INFO L134 CoverageAnalysis]: Checked inductivity of 90 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-12 00:07:03,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:03,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 180 states to 76 states and 104 transitions. [2023-11-12 00:07:03,554 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2023-11-12 00:07:03,555 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-12 00:07:03,555 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:03,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:03,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:03,993 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-12 00:07:04,831 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:04,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 82 states and 114 transitions. [2023-11-12 00:07:04,832 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 114 transitions. [2023-11-12 00:07:04,832 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-12 00:07:04,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:04,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:04,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:05,142 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 0 proven. 90 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-12 00:07:05,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:05,517 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 83 states and 115 transitions. [2023-11-12 00:07:05,517 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 115 transitions. [2023-11-12 00:07:05,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-12 00:07:05,521 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:05,521 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:05,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:05,990 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-12 00:07:06,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:06,893 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 89 states and 125 transitions. [2023-11-12 00:07:06,893 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 125 transitions. [2023-11-12 00:07:06,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-12 00:07:06,894 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:06,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:06,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:07,180 INFO L134 CoverageAnalysis]: Checked inductivity of 182 backedges. 0 proven. 126 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-11-12 00:07:07,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:07,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 90 states and 126 transitions. [2023-11-12 00:07:07,562 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 126 transitions. [2023-11-12 00:07:07,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-12 00:07:07,563 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:07,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:07,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:08,026 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-12 00:07:08,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:08,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 96 states and 136 transitions. [2023-11-12 00:07:08,899 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 136 transitions. [2023-11-12 00:07:08,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-12 00:07:08,900 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:08,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:08,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:09,176 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 168 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-11-12 00:07:09,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:09,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 219 states to 97 states and 137 transitions. [2023-11-12 00:07:09,634 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 137 transitions. [2023-11-12 00:07:09,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-12 00:07:09,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:09,635 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:09,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:10,207 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-12 00:07:11,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:11,118 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 103 states and 147 transitions. [2023-11-12 00:07:11,118 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 147 transitions. [2023-11-12 00:07:11,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2023-11-12 00:07:11,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:11,120 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:11,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:11,485 INFO L134 CoverageAnalysis]: Checked inductivity of 306 backedges. 0 proven. 216 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-11-12 00:07:11,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:11,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 104 states and 148 transitions. [2023-11-12 00:07:11,936 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 148 transitions. [2023-11-12 00:07:11,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-12 00:07:11,938 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:11,938 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:11,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:12,342 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-12 00:07:13,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:13,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 110 states and 157 transitions. [2023-11-12 00:07:13,266 INFO L276 IsEmpty]: Start isEmpty. Operand 110 states and 157 transitions. [2023-11-12 00:07:13,267 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2023-11-12 00:07:13,267 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:13,268 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:13,327 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:13,779 INFO L134 CoverageAnalysis]: Checked inductivity of 380 backedges. 0 proven. 270 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-11-12 00:07:14,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:14,226 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 111 states and 158 transitions. [2023-11-12 00:07:14,230 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 158 transitions. [2023-11-12 00:07:14,231 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-12 00:07:14,231 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:14,232 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:14,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:16,857 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 275 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-12 00:07:25,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:25,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 305 states to 139 states and 202 transitions. [2023-11-12 00:07:25,261 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 202 transitions. [2023-11-12 00:07:25,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2023-11-12 00:07:25,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:07:25,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:07:25,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:07:25,822 INFO L134 CoverageAnalysis]: Checked inductivity of 462 backedges. 275 proven. 55 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-11-12 00:07:28,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:07:28,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 87 states and 118 transitions. [2023-11-12 00:07:28,094 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 118 transitions. [2023-11-12 00:07:28,094 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 00:07:28,094 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 37 iterations. [2023-11-12 00:07:28,106 INFO L753 CodeCheckObserver]: All specifications hold 6 specifications checked. All of them hold [2023-11-12 00:07:28,421 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:07:28,428 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:07:28,428 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:07:28,428 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:07:28,429 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:07:28 ImpRootNode [2023-11-12 00:07:28,430 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:07:28,430 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:07:28,431 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:07:28,431 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:07:28,432 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:51" (3/4) ... [2023-11-12 00:07:28,434 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:07:28,441 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure ldv_malloc [2023-11-12 00:07:28,449 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 13 nodes and edges [2023-11-12 00:07:28,450 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2023-11-12 00:07:28,450 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2023-11-12 00:07:28,560 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-12 00:07:28,560 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-12 00:07:28,561 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:07:28,562 INFO L158 Benchmark]: Toolchain (without parser) took 38568.65ms. Allocated memory was 157.3MB in the beginning and 442.5MB in the end (delta: 285.2MB). Free memory was 115.9MB in the beginning and 223.3MB in the end (delta: -107.4MB). Peak memory consumption was 179.6MB. Max. memory is 16.1GB. [2023-11-12 00:07:28,562 INFO L158 Benchmark]: CDTParser took 0.69ms. Allocated memory is still 157.3MB. Free memory is still 101.9MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:28,562 INFO L158 Benchmark]: CACSL2BoogieTranslator took 725.63ms. Allocated memory is still 157.3MB. Free memory was 115.5MB in the beginning and 93.6MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:28,563 INFO L158 Benchmark]: Boogie Procedure Inliner took 59.20ms. Allocated memory is still 157.3MB. Free memory was 93.6MB in the beginning and 91.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-12 00:07:28,563 INFO L158 Benchmark]: Boogie Preprocessor took 55.88ms. Allocated memory is still 157.3MB. Free memory was 91.5MB in the beginning and 90.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:07:28,564 INFO L158 Benchmark]: RCFGBuilder took 400.97ms. Allocated memory is still 157.3MB. Free memory was 90.4MB in the beginning and 76.3MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-11-12 00:07:28,564 INFO L158 Benchmark]: CodeCheck took 37190.81ms. Allocated memory was 157.3MB in the beginning and 442.5MB in the end (delta: 285.2MB). Free memory was 75.8MB in the beginning and 227.5MB in the end (delta: -151.7MB). Peak memory consumption was 135.5MB. Max. memory is 16.1GB. [2023-11-12 00:07:28,565 INFO L158 Benchmark]: Witness Printer took 130.50ms. Allocated memory is still 442.5MB. Free memory was 227.5MB in the beginning and 223.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:07:28,567 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: 36.8s, OverallIterations: 37, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 4702 SdHoareTripleChecker+Valid, 17.6s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3516 mSDsluCounter, 4328 SdHoareTripleChecker+Invalid, 14.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 2872 mSDsCounter, 3155 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 10937 IncrementalHoareTripleChecker+Invalid, 14092 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 3155 mSolverCounterUnsat, 1456 mSDtfsCounter, 10937 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 11096 GetRequests, 10094 SyntacticMatches, 634 SemanticMatches, 368 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 69570 ImplicationChecksByTransitivity, 27.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 10.0s InterpolantComputationTime, 1479 NumberOfCodeBlocks, 1479 NumberOfCodeBlocksAsserted, 36 NumberOfCheckSat, 1443 ConstructedInterpolants, 0 QuantifiedInterpolants, 3719 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: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 767]: Loop Invariant Derived loop invariant: 1 - 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 0.69ms. Allocated memory is still 157.3MB. Free memory is still 101.9MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 725.63ms. Allocated memory is still 157.3MB. Free memory was 115.5MB in the beginning and 93.6MB in the end (delta: 22.0MB). Peak memory consumption was 23.1MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 59.20ms. Allocated memory is still 157.3MB. Free memory was 93.6MB in the beginning and 91.5MB in the end (delta: 2.1MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 55.88ms. Allocated memory is still 157.3MB. Free memory was 91.5MB in the beginning and 90.5MB in the end (delta: 1.0MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 400.97ms. Allocated memory is still 157.3MB. Free memory was 90.4MB in the beginning and 76.3MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 37190.81ms. Allocated memory was 157.3MB in the beginning and 442.5MB in the end (delta: 285.2MB). Free memory was 75.8MB in the beginning and 227.5MB in the end (delta: -151.7MB). Peak memory consumption was 135.5MB. Max. memory is 16.1GB. * Witness Printer took 130.50ms. Allocated memory is still 442.5MB. Free memory was 227.5MB in the beginning and 223.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-12 00:07:28,591 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e6fe7f6a-9a35-4b96-bbda-672acc71af80/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE