./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/bitvector/soft_float_1-2a.c.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/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_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/bitvector/soft_float_1-2a.c.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/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_b8f2bffb-3ab3-438c-b901-6006be73eb5f/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 c9ff936057be59b0f479a8c37fd17409fe797633e9a8a05703f5728379735d91 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-12 00:06:16,773 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-12 00:06:16,915 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-12 00:06:16,927 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-12 00:06:16,929 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-12 00:06:16,973 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-12 00:06:16,975 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-12 00:06:16,976 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-12 00:06:16,977 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-12 00:06:16,983 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-12 00:06:16,984 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-12 00:06:16,985 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-12 00:06:16,985 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-12 00:06:16,987 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-12 00:06:16,988 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-12 00:06:16,989 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-12 00:06:16,989 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-12 00:06:16,990 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-12 00:06:16,990 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-12 00:06:16,991 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-12 00:06:16,991 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-12 00:06:16,992 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-12 00:06:16,994 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-12 00:06:16,995 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-12 00:06:16,995 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-12 00:06:16,996 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-12 00:06:16,997 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-12 00:06:16,997 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:16,998 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-12 00:06:16,999 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-12 00:06:17,000 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-12 00:06:17,002 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-12 00:06:17,002 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-12 00:06:17,002 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-12 00:06:17,003 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_b8f2bffb-3ab3-438c-b901-6006be73eb5f/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c9ff936057be59b0f479a8c37fd17409fe797633e9a8a05703f5728379735d91 [2023-11-12 00:06:17,352 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-12 00:06:17,387 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-12 00:06:17,390 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-12 00:06:17,391 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-12 00:06:17,392 INFO L274 PluginConnector]: CDTParser initialized [2023-11-12 00:06:17,393 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/bitvector/soft_float_1-2a.c.cil.c [2023-11-12 00:06:20,656 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-12 00:06:20,879 INFO L384 CDTParser]: Found 1 translation units. [2023-11-12 00:06:20,880 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/sv-benchmarks/c/bitvector/soft_float_1-2a.c.cil.c [2023-11-12 00:06:20,891 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV/data/74b3be3d1/2c55b2ad79cf4a93ad013e38165713ae/FLAG29f347803 [2023-11-12 00:06:20,907 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV/data/74b3be3d1/2c55b2ad79cf4a93ad013e38165713ae [2023-11-12 00:06:20,910 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-12 00:06:20,912 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-12 00:06:20,914 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:20,914 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-12 00:06:20,920 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-12 00:06:20,921 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:20,923 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2ebd98a5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:20, skipping insertion in model container [2023-11-12 00:06:20,923 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 12.11 12:06:20" (1/1) ... [2023-11-12 00:06:20,963 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-12 00:06:21,197 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:21,209 INFO L202 MainTranslator]: Completed pre-run [2023-11-12 00:06:21,263 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-12 00:06:21,279 INFO L206 MainTranslator]: Completed translation [2023-11-12 00:06:21,280 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:21 WrapperNode [2023-11-12 00:06:21,280 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-12 00:06:21,282 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:21,282 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-12 00:06:21,282 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-12 00:06:21,291 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:21" (1/1) ... [2023-11-12 00:06:21,302 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:21" (1/1) ... [2023-11-12 00:06:21,345 INFO L138 Inliner]: procedures = 17, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 204 [2023-11-12 00:06:21,346 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-12 00:06:21,347 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-12 00:06:21,347 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-12 00:06:21,347 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-12 00:06:21,357 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:21" (1/1) ... [2023-11-12 00:06:21,357 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:21" (1/1) ... [2023-11-12 00:06:21,361 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:21" (1/1) ... [2023-11-12 00:06:21,361 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:21" (1/1) ... [2023-11-12 00:06:21,369 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:21" (1/1) ... [2023-11-12 00:06:21,375 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:21" (1/1) ... [2023-11-12 00:06:21,378 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:21" (1/1) ... [2023-11-12 00:06:21,380 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:21" (1/1) ... [2023-11-12 00:06:21,385 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-12 00:06:21,386 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-12 00:06:21,386 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-12 00:06:21,386 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-12 00:06:21,387 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 12.11 12:06:21" (1/1) ... [2023-11-12 00:06:21,395 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-12 00:06:21,423 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-12 00:06:21,456 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-12 00:06:21,459 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-12 00:06:21,498 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-12 00:06:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-12 00:06:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure base2flt [2023-11-12 00:06:21,499 INFO L138 BoogieDeclarations]: Found implementation of procedure base2flt [2023-11-12 00:06:21,499 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-12 00:06:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-12 00:06:21,500 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-12 00:06:21,500 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-12 00:06:21,626 INFO L236 CfgBuilder]: Building ICFG [2023-11-12 00:06:21,628 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-12 00:06:22,336 INFO L277 CfgBuilder]: Performing block encoding [2023-11-12 00:06:22,651 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-12 00:06:22,652 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-12 00:06:22,655 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:22 BoogieIcfgContainer [2023-11-12 00:06:22,655 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-12 00:06:22,657 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-12 00:06:22,657 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-12 00:06:22,668 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-12 00:06:22,669 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:22" (1/1) ... [2023-11-12 00:06:22,691 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-12 00:06:22,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:22,753 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 72 states and 93 transitions. [2023-11-12 00:06:22,754 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 93 transitions. [2023-11-12 00:06:22,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:06:22,759 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:22,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:22,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:22,955 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 00:06:22,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:22,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 72 states and 91 transitions. [2023-11-12 00:06:22,997 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 91 transitions. [2023-11-12 00:06:22,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-12 00:06:22,999 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:22,999 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:23,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:23,161 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 00:06:23,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:23,253 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 78 states and 102 transitions. [2023-11-12 00:06:23,253 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 102 transitions. [2023-11-12 00:06:23,255 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:06:23,255 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:23,256 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:23,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:23,328 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 00:06:23,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:23,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 82 states and 108 transitions. [2023-11-12 00:06:23,357 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 108 transitions. [2023-11-12 00:06:23,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:06:23,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:23,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:23,370 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:23,421 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 00:06:23,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:23,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 84 states and 111 transitions. [2023-11-12 00:06:23,444 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 111 transitions. [2023-11-12 00:06:23,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-12 00:06:23,445 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:23,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:23,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:23,487 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 00:06:23,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:23,504 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 85 states and 112 transitions. [2023-11-12 00:06:23,504 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 112 transitions. [2023-11-12 00:06:23,505 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:06:23,505 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:23,506 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:23,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:23,549 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 00:06:23,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:23,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 86 states and 113 transitions. [2023-11-12 00:06:23,569 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 113 transitions. [2023-11-12 00:06:23,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-12 00:06:23,570 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:23,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:23,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:23,620 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 00:06:23,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:23,649 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 87 states and 114 transitions. [2023-11-12 00:06:23,649 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 114 transitions. [2023-11-12 00:06:23,650 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-12 00:06:23,651 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:23,651 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:23,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:23,747 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 00:06:23,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:23,809 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 90 states and 120 transitions. [2023-11-12 00:06:23,810 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 120 transitions. [2023-11-12 00:06:23,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-12 00:06:23,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:23,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:23,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:23,874 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 00:06:23,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:23,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 89 states and 119 transitions. [2023-11-12 00:06:23,938 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 119 transitions. [2023-11-12 00:06:23,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-12 00:06:23,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:23,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:23,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:24,005 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 00:06:24,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:24,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 93 states and 125 transitions. [2023-11-12 00:06:24,140 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2023-11-12 00:06:24,141 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:06:24,141 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:24,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:24,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:24,226 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:24,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:24,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 141 states to 100 states and 137 transitions. [2023-11-12 00:06:24,424 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 137 transitions. [2023-11-12 00:06:24,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:06:24,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:24,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:24,433 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:24,461 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:24,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:24,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 144 states to 102 states and 140 transitions. [2023-11-12 00:06:24,529 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 140 transitions. [2023-11-12 00:06:24,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-12 00:06:24,530 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:24,530 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:24,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:24,619 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:25,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:25,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 159 states to 109 states and 151 transitions. [2023-11-12 00:06:25,101 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 151 transitions. [2023-11-12 00:06:25,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:06:25,103 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:25,103 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:25,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:25,160 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 00:06:25,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:25,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 108 states and 150 transitions. [2023-11-12 00:06:25,346 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 150 transitions. [2023-11-12 00:06:25,348 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-12 00:06:25,349 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:25,349 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:25,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:25,402 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:25,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:25,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 113 states and 157 transitions. [2023-11-12 00:06:25,509 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 157 transitions. [2023-11-12 00:06:25,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-12 00:06:25,510 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:25,511 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:25,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:25,537 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 00:06:25,561 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:25,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 113 states and 156 transitions. [2023-11-12 00:06:25,562 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 156 transitions. [2023-11-12 00:06:25,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-12 00:06:25,564 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:25,564 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:25,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:25,610 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-12 00:06:25,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:25,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 114 states and 158 transitions. [2023-11-12 00:06:25,686 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 158 transitions. [2023-11-12 00:06:25,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:06:25,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:25,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:25,706 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:25,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:25,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 113 states and 157 transitions. [2023-11-12 00:06:25,719 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 157 transitions. [2023-11-12 00:06:25,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:06:25,720 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:25,720 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:25,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:25,781 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:06:26,017 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:26,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 98 states and 135 transitions. [2023-11-12 00:06:26,018 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 135 transitions. [2023-11-12 00:06:26,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-11-12 00:06:26,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:26,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:26,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:26,094 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2023-11-12 00:06:26,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:26,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 95 states and 129 transitions. [2023-11-12 00:06:26,416 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 129 transitions. [2023-11-12 00:06:26,418 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:06:26,418 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:26,418 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:26,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:26,537 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:06:26,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:26,787 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 94 states and 128 transitions. [2023-11-12 00:06:26,787 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2023-11-12 00:06:26,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-12 00:06:26,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:26,788 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:26,816 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-12 00:06:26,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:26,851 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 93 states and 127 transitions. [2023-11-12 00:06:26,851 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 127 transitions. [2023-11-12 00:06:26,852 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-12 00:06:26,852 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:26,852 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:26,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:26,874 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:26,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:26,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 92 states and 126 transitions. [2023-11-12 00:06:26,889 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 126 transitions. [2023-11-12 00:06:26,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-12 00:06:26,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:26,891 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:26,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:26,914 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:26,923 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:26,924 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 189 states to 91 states and 125 transitions. [2023-11-12 00:06:26,924 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 125 transitions. [2023-11-12 00:06:26,925 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-12 00:06:26,925 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:26,925 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:26,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:26,970 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:26,983 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:26,984 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 90 states and 124 transitions. [2023-11-12 00:06:26,984 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 124 transitions. [2023-11-12 00:06:26,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:06:26,986 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:26,986 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:27,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:27,647 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:06:28,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:28,424 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 94 states and 133 transitions. [2023-11-12 00:06:28,424 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 133 transitions. [2023-11-12 00:06:28,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:06:28,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:28,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:28,442 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:28,696 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:06:28,710 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:28,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 94 states and 133 transitions. [2023-11-12 00:06:28,711 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 133 transitions. [2023-11-12 00:06:28,712 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-12 00:06:28,713 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:28,713 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:28,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:29,312 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:29,626 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:29,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 203 states to 93 states and 132 transitions. [2023-11-12 00:06:29,627 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 132 transitions. [2023-11-12 00:06:29,628 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:06:29,628 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:29,628 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:29,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:30,006 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:06:30,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:30,318 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 94 states and 134 transitions. [2023-11-12 00:06:30,319 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 134 transitions. [2023-11-12 00:06:30,320 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:06:30,320 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:30,320 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:30,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:30,574 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-11-12 00:06:30,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:30,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 94 states and 134 transitions. [2023-11-12 00:06:30,595 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 134 transitions. [2023-11-12 00:06:30,596 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-11-12 00:06:30,596 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:30,597 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:31,260 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:32,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:32,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 207 states to 93 states and 133 transitions. [2023-11-12 00:06:32,106 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 133 transitions. [2023-11-12 00:06:32,107 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2023-11-12 00:06:32,107 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:32,107 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:32,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:32,279 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:33,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:33,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 92 states and 132 transitions. [2023-11-12 00:06:33,512 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 132 transitions. [2023-11-12 00:06:33,513 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-12 00:06:33,513 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:33,513 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:33,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:33,692 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-12 00:06:35,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:35,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 91 states and 131 transitions. [2023-11-12 00:06:35,060 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 131 transitions. [2023-11-12 00:06:35,061 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-12 00:06:35,061 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:35,062 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:35,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:35,132 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 00:06:35,170 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:35,171 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 94 states and 136 transitions. [2023-11-12 00:06:35,172 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 136 transitions. [2023-11-12 00:06:35,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-12 00:06:35,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:35,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:35,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:35,325 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 00:06:35,374 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:35,375 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 98 states and 141 transitions. [2023-11-12 00:06:35,375 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 141 transitions. [2023-11-12 00:06:35,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-12 00:06:35,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:35,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:35,392 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:35,518 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 00:06:35,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:35,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 94 states and 135 transitions. [2023-11-12 00:06:35,772 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 135 transitions. [2023-11-12 00:06:35,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-12 00:06:35,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:35,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:35,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:36,124 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 10 trivial. 0 not checked. [2023-11-12 00:06:36,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:36,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 237 states to 94 states and 135 transitions. [2023-11-12 00:06:36,146 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 135 transitions. [2023-11-12 00:06:36,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-12 00:06:36,147 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-12 00:06:36,148 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-12 00:06:36,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-12 00:06:36,548 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 00:06:38,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-12 00:06:38,554 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 89 states and 129 transitions. [2023-11-12 00:06:38,555 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 129 transitions. [2023-11-12 00:06:38,555 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-11-12 00:06:38,555 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 39 iterations. [2023-11-12 00:06:38,568 INFO L753 CodeCheckObserver]: All specifications hold 16 specifications checked. All of them hold [2023-11-12 00:06:38,772 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:38,776 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:38,776 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:38,776 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:38,777 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:38,777 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:38,777 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-11-12 00:06:38,777 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 12.11 12:06:38 ImpRootNode [2023-11-12 00:06:38,777 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-12 00:06:38,778 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-12 00:06:38,778 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-12 00:06:38,778 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-12 00:06:38,779 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 12.11 12:06:22" (3/4) ... [2023-11-12 00:06:38,783 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-11-12 00:06:38,787 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure base2flt [2023-11-12 00:06:38,787 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-11-12 00:06:38,809 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 58 nodes and edges [2023-11-12 00:06:38,810 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2023-11-12 00:06:38,811 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-11-12 00:06:38,812 INFO L944 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-11-12 00:06:38,945 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV/witness.graphml [2023-11-12 00:06:38,945 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV/witness.yml [2023-11-12 00:06:38,945 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-12 00:06:38,946 INFO L158 Benchmark]: Toolchain (without parser) took 18034.05ms. Allocated memory was 167.8MB in the beginning and 293.6MB in the end (delta: 125.8MB). Free memory was 125.6MB in the beginning and 164.1MB in the end (delta: -38.5MB). Peak memory consumption was 88.8MB. Max. memory is 16.1GB. [2023-11-12 00:06:38,946 INFO L158 Benchmark]: CDTParser took 0.64ms. Allocated memory is still 123.7MB. Free memory is still 70.5MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:38,947 INFO L158 Benchmark]: CACSL2BoogieTranslator took 367.00ms. Allocated memory is still 167.8MB. Free memory was 125.2MB in the beginning and 111.4MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-12 00:06:38,947 INFO L158 Benchmark]: Boogie Procedure Inliner took 64.59ms. Allocated memory is still 167.8MB. Free memory was 111.4MB in the beginning and 108.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-11-12 00:06:38,948 INFO L158 Benchmark]: Boogie Preprocessor took 38.13ms. Allocated memory is still 167.8MB. Free memory was 108.9MB in the beginning and 107.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. [2023-11-12 00:06:38,948 INFO L158 Benchmark]: RCFGBuilder took 1269.41ms. Allocated memory is still 167.8MB. Free memory was 107.2MB in the beginning and 120.6MB in the end (delta: -13.4MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. [2023-11-12 00:06:38,948 INFO L158 Benchmark]: CodeCheck took 16120.42ms. Allocated memory was 167.8MB in the beginning and 293.6MB in the end (delta: 125.8MB). Free memory was 120.6MB in the beginning and 171.5MB in the end (delta: -50.9MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. [2023-11-12 00:06:38,949 INFO L158 Benchmark]: Witness Printer took 167.68ms. Allocated memory is still 293.6MB. Free memory was 171.5MB in the beginning and 164.1MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2023-11-12 00:06:38,951 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 72 locations, 16 error locations. Started 1 CEGAR loops. OverallTime: 15.8s, OverallIterations: 39, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 5970 SdHoareTripleChecker+Valid, 14.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 3509 mSDsluCounter, 6431 SdHoareTripleChecker+Invalid, 12.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 4192 mSDsCounter, 2314 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 7701 IncrementalHoareTripleChecker+Invalid, 10015 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 2314 mSolverCounterUnsat, 2239 mSDtfsCounter, 7701 mSolverCounterSat, 0.5s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 7452 GetRequests, 7192 SyntacticMatches, 86 SemanticMatches, 174 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14534 ImplicationChecksByTransitivity, 9.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.1s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 5.2s InterpolantComputationTime, 818 NumberOfCodeBlocks, 818 NumberOfCodeBlocksAsserted, 38 NumberOfCheckSat, 780 ConstructedInterpolants, 0 QuantifiedInterpolants, 1557 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 38 InterpolantComputations, 38 PerfectInterpolantSequences, 256/256 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: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 71]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 78]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 110]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 110]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 113]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 113]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 116]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 134]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 134]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 142]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 142]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 16 specifications checked. All of them hold - InvariantResult [Line: 29]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 316]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 38]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 318]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 77]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 94]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.64ms. Allocated memory is still 123.7MB. Free memory is still 70.5MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 367.00ms. Allocated memory is still 167.8MB. Free memory was 125.2MB in the beginning and 111.4MB in the end (delta: 13.8MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 64.59ms. Allocated memory is still 167.8MB. Free memory was 111.4MB in the beginning and 108.9MB in the end (delta: 2.5MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.13ms. Allocated memory is still 167.8MB. Free memory was 108.9MB in the beginning and 107.2MB in the end (delta: 1.7MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 1269.41ms. Allocated memory is still 167.8MB. Free memory was 107.2MB in the beginning and 120.6MB in the end (delta: -13.4MB). Peak memory consumption was 45.9MB. Max. memory is 16.1GB. * CodeCheck took 16120.42ms. Allocated memory was 167.8MB in the beginning and 293.6MB in the end (delta: 125.8MB). Free memory was 120.6MB in the beginning and 171.5MB in the end (delta: -50.9MB). Peak memory consumption was 74.4MB. Max. memory is 16.1GB. * Witness Printer took 167.68ms. Allocated memory is still 293.6MB. Free memory was 171.5MB in the beginning and 164.1MB in the end (delta: 7.4MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-11-12 00:06:38,995 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_b8f2bffb-3ab3-438c-b901-6006be73eb5f/bin/ukojak-verify-0OAaufAVZV/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