./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound5.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version a0165632 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_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound5.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk --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 3d0e3bce6f4731d98bf8e5301c405fc62948194b21f76143536933e108212a93 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-09 00:02:24,110 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-09 00:02:24,172 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Overflow-32bit-Kojak_Default.epf [2024-11-09 00:02:24,177 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-09 00:02:24,178 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-09 00:02:24,205 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-09 00:02:24,206 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-09 00:02:24,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-09 00:02:24,208 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-09 00:02:24,208 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-09 00:02:24,209 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-09 00:02:24,209 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-09 00:02:24,210 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-09 00:02:24,210 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-09 00:02:24,211 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-09 00:02:24,211 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-09 00:02:24,211 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-09 00:02:24,212 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-09 00:02:24,212 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-09 00:02:24,213 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-09 00:02:24,213 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-09 00:02:24,214 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-09 00:02:24,214 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-09 00:02:24,214 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-09 00:02:24,215 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-09 00:02:24,215 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-09 00:02:24,216 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-09 00:02:24,216 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-09 00:02:24,217 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-09 00:02:24,217 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:24,217 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-09 00:02:24,218 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-09 00:02:24,218 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-09 00:02:24,219 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-09 00:02:24,219 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-09 00:02:24,219 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_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 3d0e3bce6f4731d98bf8e5301c405fc62948194b21f76143536933e108212a93 [2024-11-09 00:02:24,516 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-09 00:02:24,556 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-09 00:02:24,559 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-09 00:02:24,561 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-09 00:02:24,562 INFO L274 PluginConnector]: CDTParser initialized [2024-11-09 00:02:24,564 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound5.i Unable to find full path for "g++" [2024-11-09 00:02:26,788 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-09 00:02:27,056 INFO L384 CDTParser]: Found 1 translation units. [2024-11-09 00:02:27,057 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/sv-benchmarks/c/nla-digbench-scaling/divbin_unwindbound5.i [2024-11-09 00:02:27,065 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/data/97d9129d1/eedd0031753249b2bea1c17f00204e32/FLAGb54523b9d [2024-11-09 00:02:27,081 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/data/97d9129d1/eedd0031753249b2bea1c17f00204e32 [2024-11-09 00:02:27,084 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-09 00:02:27,086 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-09 00:02:27,087 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:27,088 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-09 00:02:27,094 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-09 00:02:27,095 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,096 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@46ad77a7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:27, skipping insertion in model container [2024-11-09 00:02:27,096 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,127 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-09 00:02:27,335 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:27,346 INFO L200 MainTranslator]: Completed pre-run [2024-11-09 00:02:27,367 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-09 00:02:27,386 INFO L204 MainTranslator]: Completed translation [2024-11-09 00:02:27,387 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:27 WrapperNode [2024-11-09 00:02:27,387 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-09 00:02:27,389 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:27,389 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-09 00:02:27,389 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-09 00:02:27,398 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,405 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,421 INFO L138 Inliner]: procedures = 16, calls = 11, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 64 [2024-11-09 00:02:27,421 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-09 00:02:27,422 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-09 00:02:27,422 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-09 00:02:27,422 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-09 00:02:27,432 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,433 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,434 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,434 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,438 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,442 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,443 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,444 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,445 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-09 00:02:27,446 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-09 00:02:27,446 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-09 00:02:27,447 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-09 00:02:27,447 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,454 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-09 00:02:27,468 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-09 00:02:27,492 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-09 00:02:27,494 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-09 00:02:27,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-09 00:02:27,519 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-09 00:02:27,520 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-09 00:02:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-09 00:02:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-09 00:02:27,520 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-09 00:02:27,520 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-09 00:02:27,520 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-09 00:02:27,583 INFO L238 CfgBuilder]: Building ICFG [2024-11-09 00:02:27,585 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-09 00:02:27,769 INFO L? ?]: Removed 10 outVars from TransFormulas that were not future-live. [2024-11-09 00:02:27,770 INFO L287 CfgBuilder]: Performing block encoding [2024-11-09 00:02:27,829 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-09 00:02:27,829 INFO L316 CfgBuilder]: Removed 2 assume(true) statements. [2024-11-09 00:02:27,830 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:27 BoogieIcfgContainer [2024-11-09 00:02:27,830 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-09 00:02:27,831 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-09 00:02:27,831 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-09 00:02:27,842 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-09 00:02:27,843 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:27" (1/1) ... [2024-11-09 00:02:27,852 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-09 00:02:27,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:27,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 33 states to 26 states and 33 transitions. [2024-11-09 00:02:27,903 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 33 transitions. [2024-11-09 00:02:27,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2024-11-09 00:02:27,907 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:27,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:28,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:28,221 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:28,295 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:28,295 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 28 states and 35 transitions. [2024-11-09 00:02:28,296 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 35 transitions. [2024-11-09 00:02:28,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2024-11-09 00:02:28,296 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:28,297 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:28,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:28,465 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:28,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:28,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 29 states and 36 transitions. [2024-11-09 00:02:28,492 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 36 transitions. [2024-11-09 00:02:28,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2024-11-09 00:02:28,492 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:28,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:28,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:28,609 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:28,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:28,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 40 states to 30 states and 36 transitions. [2024-11-09 00:02:28,647 INFO L276 IsEmpty]: Start isEmpty. Operand 30 states and 36 transitions. [2024-11-09 00:02:28,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:02:28,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:28,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:28,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:28,833 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:28,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:28,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 33 states and 43 transitions. [2024-11-09 00:02:28,955 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 43 transitions. [2024-11-09 00:02:28,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2024-11-09 00:02:28,955 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:28,956 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:28,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:29,040 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:29,152 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:29,154 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 35 states and 45 transitions. [2024-11-09 00:02:29,155 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 45 transitions. [2024-11-09 00:02:29,156 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:02:29,156 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:29,156 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:29,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:29,334 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:29,635 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:29,637 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 39 states and 53 transitions. [2024-11-09 00:02:29,637 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 53 transitions. [2024-11-09 00:02:29,638 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2024-11-09 00:02:29,638 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:29,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:29,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:29,765 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:29,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:29,926 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 42 states and 56 transitions. [2024-11-09 00:02:29,926 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 56 transitions. [2024-11-09 00:02:29,927 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2024-11-09 00:02:29,928 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:29,928 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:29,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:29,999 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:30,034 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:30,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 59 transitions. [2024-11-09 00:02:30,035 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 59 transitions. [2024-11-09 00:02:30,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2024-11-09 00:02:30,036 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:30,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:30,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:30,158 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:30,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:30,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 45 states and 60 transitions. [2024-11-09 00:02:30,308 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 60 transitions. [2024-11-09 00:02:30,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:02:30,309 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:30,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:30,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:30,423 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:30,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:30,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 49 states and 68 transitions. [2024-11-09 00:02:30,774 INFO L276 IsEmpty]: Start isEmpty. Operand 49 states and 68 transitions. [2024-11-09 00:02:30,774 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2024-11-09 00:02:30,775 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:30,775 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:30,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:30,904 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 11 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:31,013 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:31,013 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 78 states to 52 states and 71 transitions. [2024-11-09 00:02:31,014 INFO L276 IsEmpty]: Start isEmpty. Operand 52 states and 71 transitions. [2024-11-09 00:02:31,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2024-11-09 00:02:31,015 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:31,015 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:31,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:31,184 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:31,226 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:31,229 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 84 states to 56 states and 77 transitions. [2024-11-09 00:02:31,229 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 77 transitions. [2024-11-09 00:02:31,230 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:02:31,232 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:31,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:31,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:31,358 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:31,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:31,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 59 states and 82 transitions. [2024-11-09 00:02:31,398 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 82 transitions. [2024-11-09 00:02:31,399 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2024-11-09 00:02:31,399 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:31,399 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:31,411 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:31,481 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:31,522 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:31,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 60 states and 86 transitions. [2024-11-09 00:02:31,524 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 86 transitions. [2024-11-09 00:02:31,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2024-11-09 00:02:31,527 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:31,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:31,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:31,778 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 7 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:31,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:31,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 60 states and 83 transitions. [2024-11-09 00:02:31,951 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 83 transitions. [2024-11-09 00:02:31,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:02:31,952 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:31,953 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:31,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:32,150 INFO L134 CoverageAnalysis]: Checked inductivity of 17 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:32,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:32,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 64 states and 91 transitions. [2024-11-09 00:02:32,610 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 91 transitions. [2024-11-09 00:02:32,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2024-11-09 00:02:32,611 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:32,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:32,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:32,778 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:32,910 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:32,912 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 67 states and 94 transitions. [2024-11-09 00:02:32,913 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 94 transitions. [2024-11-09 00:02:32,913 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:02:32,913 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:32,915 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:32,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:33,038 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:33,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:33,079 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 70 states and 99 transitions. [2024-11-09 00:02:33,079 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 99 transitions. [2024-11-09 00:02:33,080 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2024-11-09 00:02:33,080 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:33,080 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:33,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:33,157 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 27 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:33,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:33,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 71 states and 104 transitions. [2024-11-09 00:02:33,202 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 104 transitions. [2024-11-09 00:02:33,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2024-11-09 00:02:33,203 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:33,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:33,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:33,459 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 18 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:33,646 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:33,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 71 states and 100 transitions. [2024-11-09 00:02:33,647 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 100 transitions. [2024-11-09 00:02:33,648 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:02:33,648 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:33,648 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:33,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:33,841 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 30 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:34,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:34,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 75 states and 108 transitions. [2024-11-09 00:02:34,315 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 108 transitions. [2024-11-09 00:02:34,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2024-11-09 00:02:34,315 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:34,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:34,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:34,451 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 0 proven. 42 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:34,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:34,603 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 78 states and 111 transitions. [2024-11-09 00:02:34,603 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 111 transitions. [2024-11-09 00:02:34,604 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:02:34,604 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:34,605 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:34,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:34,716 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:34,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:34,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 81 states and 116 transitions. [2024-11-09 00:02:34,772 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 116 transitions. [2024-11-09 00:02:34,772 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2024-11-09 00:02:34,772 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:34,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:34,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:34,866 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:34,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:34,919 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 82 states and 116 transitions. [2024-11-09 00:02:34,920 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 116 transitions. [2024-11-09 00:02:34,920 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2024-11-09 00:02:34,920 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:34,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:34,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:35,272 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 34 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:35,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:35,471 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 76 states and 102 transitions. [2024-11-09 00:02:35,471 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 102 transitions. [2024-11-09 00:02:35,472 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 00:02:35,472 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:35,472 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:35,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:35,711 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:36,285 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:36,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 79 states and 107 transitions. [2024-11-09 00:02:36,285 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2024-11-09 00:02:36,286 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2024-11-09 00:02:36,286 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:36,286 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:36,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:36,469 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 0 proven. 65 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:36,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:36,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 78 states and 106 transitions. [2024-11-09 00:02:36,671 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2024-11-09 00:02:36,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:02:36,672 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:36,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:36,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:36,813 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:36,862 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:36,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 81 states and 111 transitions. [2024-11-09 00:02:36,863 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 111 transitions. [2024-11-09 00:02:36,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2024-11-09 00:02:36,864 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:36,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:36,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:37,130 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2024-11-09 00:02:37,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:37,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 74 states and 94 transitions. [2024-11-09 00:02:37,459 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 94 transitions. [2024-11-09 00:02:37,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2024-11-09 00:02:37,460 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:37,461 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:37,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:37,776 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:38,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:38,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 77 states and 98 transitions. [2024-11-09 00:02:38,445 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 98 transitions. [2024-11-09 00:02:38,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2024-11-09 00:02:38,445 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-09 00:02:38,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-09 00:02:38,458 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-09 00:02:38,851 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 37 proven. 16 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-09 00:02:39,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-09 00:02:39,131 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 71 states and 88 transitions. [2024-11-09 00:02:39,131 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 88 transitions. [2024-11-09 00:02:39,132 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2024-11-09 00:02:39,132 WARN L417 CodeCheckObserver]: This Program is SAFE, Check terminated with 32 iterations. [2024-11-09 00:02:39,141 INFO L729 CodeCheckObserver]: All specifications hold 4 specifications checked. All of them hold [2024-11-09 00:02:39,623 INFO L77 FloydHoareUtils]: At program point L31(line 31) the Hoare annotation is: (= ~counter~0 0) [2024-11-09 00:02:39,623 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) the Hoare annotation is: true [2024-11-09 00:02:39,624 INFO L77 FloydHoareUtils]: At program point L31-1(line 31) the Hoare annotation is: true [2024-11-09 00:02:39,624 INFO L77 FloydHoareUtils]: At program point L40(line 40) the Hoare annotation is: true [2024-11-09 00:02:39,624 INFO L77 FloydHoareUtils]: At program point L40-1(line 40) the Hoare annotation is: true [2024-11-09 00:02:39,624 INFO L77 FloydHoareUtils]: At program point L40-2(lines 40 49) the Hoare annotation is: (not (and (< 5 ~counter~0) (<= |ULTIMATE.start_main_#t~post4#1| 4))) [2024-11-09 00:02:39,625 INFO L77 FloydHoareUtils]: At program point L40-4(lines 40 49) the Hoare annotation is: true [2024-11-09 00:02:39,626 INFO L77 FloydHoareUtils]: At program point L36-1(line 36) the Hoare annotation is: true [2024-11-09 00:02:39,626 INFO L77 FloydHoareUtils]: At program point L36-2(line 36) the Hoare annotation is: true [2024-11-09 00:02:39,627 INFO L77 FloydHoareUtils]: At program point L36-3(lines 36 39) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_main_#t~post3#1| 0))) (or (and (<= ~counter~0 4) (< 3 ~counter~0) (<= |ULTIMATE.start_main_#t~post3#1| 3) (< 2 |ULTIMATE.start_main_#t~post3#1|)) (and (<= |ULTIMATE.start_main_#t~post3#1| 1) (<= ~counter~0 2) (not .cse0)) (and (< 4 |ULTIMATE.start_main_#t~post3#1|) (<= (+ |ULTIMATE.start_main_#t~post3#1| 1) ~counter~0)) (and (< 3 |ULTIMATE.start_main_#t~post3#1|) (<= ~counter~0 5) (<= |ULTIMATE.start_main_#t~post3#1| 4) (< 4 ~counter~0)) (and .cse0 (<= ~counter~0 1) (<= 1 ~counter~0)) (and (<= ~counter~0 3) (<= |ULTIMATE.start_main_#t~post3#1| 2) (< 2 ~counter~0) (< 1 |ULTIMATE.start_main_#t~post3#1|)))) [2024-11-09 00:02:39,628 INFO L77 FloydHoareUtils]: At program point L32(line 32) the Hoare annotation is: true [2024-11-09 00:02:39,629 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) the Hoare annotation is: true [2024-11-09 00:02:39,629 INFO L77 FloydHoareUtils]: At program point L36-5(lines 36 39) the Hoare annotation is: true [2024-11-09 00:02:39,629 INFO L77 FloydHoareUtils]: At program point L45-2(lines 40 49) the Hoare annotation is: true [2024-11-09 00:02:39,629 INFO L77 FloydHoareUtils]: At program point L41(line 41) the Hoare annotation is: (<= ~counter~0 5) [2024-11-09 00:02:39,630 INFO L77 FloydHoareUtils]: At program point L41-1(lines 40 49) the Hoare annotation is: true [2024-11-09 00:02:39,630 INFO L77 FloydHoareUtils]: At program point L37(line 37) the Hoare annotation is: (<= ~counter~0 5) [2024-11-09 00:02:39,630 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 36) the Hoare annotation is: true [2024-11-09 00:02:39,630 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2024-11-09 00:02:39,630 INFO L77 FloydHoareUtils]: At program point L50(line 50) the Hoare annotation is: true [2024-11-09 00:02:39,630 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(line -1) the Hoare annotation is: true [2024-11-09 00:02:39,631 INFO L77 FloydHoareUtils]: At program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 40) the Hoare annotation is: true [2024-11-09 00:02:39,631 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 15 17) the Hoare annotation is: true [2024-11-09 00:02:39,631 INFO L77 FloydHoareUtils]: At program point assume_abort_if_notEXIT(lines 15 17) the Hoare annotation is: true [2024-11-09 00:02:39,631 INFO L77 FloydHoareUtils]: At program point __VERIFIER_assertEXIT(lines 18 24) the Hoare annotation is: true [2024-11-09 00:02:39,634 INFO L77 FloydHoareUtils]: At program point $Ultimate##0(lines 18 24) the Hoare annotation is: true [2024-11-09 00:02:39,656 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 09.11 12:02:39 ImpRootNode [2024-11-09 00:02:39,656 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2024-11-09 00:02:39,658 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-11-09 00:02:39,659 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-11-09 00:02:39,659 INFO L274 PluginConnector]: Witness Printer initialized [2024-11-09 00:02:39,659 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 09.11 12:02:27" (3/4) ... [2024-11-09 00:02:39,663 INFO L142 WitnessPrinter]: Generating witness for correct program [2024-11-09 00:02:39,668 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure assume_abort_if_not [2024-11-09 00:02:39,668 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2024-11-09 00:02:39,674 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 19 nodes and edges [2024-11-09 00:02:39,674 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2024-11-09 00:02:39,674 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2024-11-09 00:02:39,675 INFO L925 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2024-11-09 00:02:39,778 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/witness.graphml [2024-11-09 00:02:39,778 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/witness.yml [2024-11-09 00:02:39,778 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-11-09 00:02:39,779 INFO L158 Benchmark]: Toolchain (without parser) took 12693.38ms. Allocated memory was 186.6MB in the beginning and 270.5MB in the end (delta: 83.9MB). Free memory was 155.1MB in the beginning and 189.3MB in the end (delta: -34.2MB). Peak memory consumption was 51.8MB. Max. memory is 16.1GB. [2024-11-09 00:02:39,780 INFO L158 Benchmark]: CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:39,780 INFO L158 Benchmark]: CACSL2BoogieTranslator took 300.44ms. Allocated memory is still 186.6MB. Free memory was 154.6MB in the beginning and 142.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2024-11-09 00:02:39,780 INFO L158 Benchmark]: Boogie Procedure Inliner took 33.01ms. Allocated memory is still 186.6MB. Free memory was 142.0MB in the beginning and 140.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2024-11-09 00:02:39,781 INFO L158 Benchmark]: Boogie Preprocessor took 23.39ms. Allocated memory is still 186.6MB. Free memory was 140.9MB in the beginning and 139.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2024-11-09 00:02:39,781 INFO L158 Benchmark]: RCFGBuilder took 384.20ms. Allocated memory is still 186.6MB. Free memory was 139.4MB in the beginning and 125.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2024-11-09 00:02:39,781 INFO L158 Benchmark]: CodeCheck took 11826.48ms. Allocated memory was 186.6MB in the beginning and 270.5MB in the end (delta: 83.9MB). Free memory was 125.2MB in the beginning and 193.5MB in the end (delta: -68.2MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. [2024-11-09 00:02:39,782 INFO L158 Benchmark]: Witness Printer took 120.28ms. Allocated memory is still 270.5MB. Free memory was 193.5MB in the beginning and 189.3MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2024-11-09 00:02:39,787 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 3 procedures, 26 locations, 4 error locations. Started 1 CEGAR loops. OverallTime: 11.3s, OverallIterations: 32, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 3101 SdHoareTripleChecker+Valid, 10.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2001 mSDsluCounter, 2450 SdHoareTripleChecker+Invalid, 9.1s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 1390 mSDsCounter, 1641 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 6352 IncrementalHoareTripleChecker+Invalid, 7993 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 1641 mSolverCounterUnsat, 1060 mSDtfsCounter, 6352 mSolverCounterSat, 0.3s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 6588 GetRequests, 6071 SyntacticMatches, 377 SemanticMatches, 140 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11948 ImplicationChecksByTransitivity, 6.4s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 5.0s InterpolantComputationTime, 813 NumberOfCodeBlocks, 813 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 782 ConstructedInterpolants, 0 QuantifiedInterpolants, 2092 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 31 InterpolantComputations, 7 PerfectInterpolantSequences, 231/756 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 36]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 4 specifications checked. All of them hold - ProcedureContractResult [Line: 15]: Procedure Contract for assume_abort_if_not Derived contract for procedure assume_abort_if_not. Ensures: (counter == \old(counter)) - ProcedureContractResult [Line: 18]: Procedure Contract for __VERIFIER_assert Derived contract for procedure __VERIFIER_assert. Ensures: (counter == \old(counter)) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28ms. Allocated memory is still 121.6MB. Free memory is still 67.6MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 300.44ms. Allocated memory is still 186.6MB. Free memory was 154.6MB in the beginning and 142.0MB in the end (delta: 12.6MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 33.01ms. Allocated memory is still 186.6MB. Free memory was 142.0MB in the beginning and 140.9MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 23.39ms. Allocated memory is still 186.6MB. Free memory was 140.9MB in the beginning and 139.4MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 384.20ms. Allocated memory is still 186.6MB. Free memory was 139.4MB in the beginning and 125.2MB in the end (delta: 14.2MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 11826.48ms. Allocated memory was 186.6MB in the beginning and 270.5MB in the end (delta: 83.9MB). Free memory was 125.2MB in the beginning and 193.5MB in the end (delta: -68.2MB). Peak memory consumption was 18.3MB. Max. memory is 16.1GB. * Witness Printer took 120.28ms. Allocated memory is still 270.5MB. Free memory was 193.5MB in the beginning and 189.3MB 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! [2024-11-09 00:02:39,823 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_3c51798d-0f7c-45fa-bbfd-7fc654772913/bin/ukojak-verify-ImItNfHLgk/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