./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 1eba5bc7e50ef659abfe155713ae512eb1ae4032ecb78db63a02f9acbcdf9dbe --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:53:26,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:53:26,879 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 23:53:26,883 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:53:26,883 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:53:26,904 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:53:26,905 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:53:26,906 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:53:26,906 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:53:26,907 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:53:26,908 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:53:26,908 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:53:26,909 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:53:26,909 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:53:26,910 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:53:26,910 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:53:26,911 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:53:26,911 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:53:26,912 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:53:26,912 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:53:26,912 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:53:26,914 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:53:26,914 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:53:26,914 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:53:26,915 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:53:26,915 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:53:26,915 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:53:26,916 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:53:26,916 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:53:26,916 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:53:26,917 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:53:26,917 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:53:26,917 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:53:26,918 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_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1eba5bc7e50ef659abfe155713ae512eb1ae4032ecb78db63a02f9acbcdf9dbe [2023-12-02 23:53:27,109 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:53:27,131 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:53:27,134 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:53:27,135 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:53:27,135 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:53:27,136 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound5.c [2023-12-02 23:53:29,810 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:53:29,984 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:53:29,985 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound5.c [2023-12-02 23:53:29,992 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/data/55fc97df0/534b3d7576634753b3e949e4e4d9a14f/FLAG19558687d [2023-12-02 23:53:30,005 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/data/55fc97df0/534b3d7576634753b3e949e4e4d9a14f [2023-12-02 23:53:30,007 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:53:30,008 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:53:30,010 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:53:30,010 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:53:30,015 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:53:30,015 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,017 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@45d9a59d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:30, skipping insertion in model container [2023-12-02 23:53:30,017 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,042 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:53:30,189 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound5.c[538,551] [2023-12-02 23:53:30,208 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:53:30,218 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:53:30,230 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/sv-benchmarks/c/nla-digbench-scaling/hard-ll_unwindbound5.c[538,551] [2023-12-02 23:53:30,239 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:53:30,249 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:53:30,250 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:30 WrapperNode [2023-12-02 23:53:30,250 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:53:30,251 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:53:30,251 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:53:30,251 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:53:30,258 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,263 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,279 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 66 [2023-12-02 23:53:30,279 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:53:30,279 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:53:30,279 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:53:30,280 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:53:30,286 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,286 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,288 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,288 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,292 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,294 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,295 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,296 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,298 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:53:30,299 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:53:30,299 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:53:30,299 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:53:30,300 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,304 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:53:30,315 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:53:30,330 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:53:30,336 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:53:30,363 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:53:30,363 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:53:30,363 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:53:30,363 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:53:30,364 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:53:30,364 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:53:30,418 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:53:30,419 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:53:30,578 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:53:30,622 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:53:30,622 INFO L309 CfgBuilder]: Removed 2 assume(true) statements. [2023-12-02 23:53:30,623 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:53:30 BoogieIcfgContainer [2023-12-02 23:53:30,624 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:53:30,624 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:53:30,624 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:53:30,632 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:53:30,632 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:53:30" (1/1) ... [2023-12-02 23:53:30,639 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:53:30,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:30,681 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 22 states and 34 transitions. [2023-12-02 23:53:30,682 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 34 transitions. [2023-12-02 23:53:30,683 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:53:30,683 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:30,684 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:30,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:30,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:30,822 INFO L262 TraceCheckSpWp]: Trace formula consists of 43 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:53:30,826 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:30,847 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:30,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:30,872 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31 states to 22 states and 31 transitions. [2023-12-02 23:53:30,872 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 31 transitions. [2023-12-02 23:53:30,872 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-12-02 23:53:30,873 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:30,873 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:30,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:31,036 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:31,127 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:31,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 44 states to 27 states and 43 transitions. [2023-12-02 23:53:31,128 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states and 43 transitions. [2023-12-02 23:53:31,132 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-12-02 23:53:31,133 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:31,133 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:31,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:31,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:31,170 INFO L262 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:53:31,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:31,220 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:31,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:31,391 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 29 states and 46 transitions. [2023-12-02 23:53:31,391 INFO L276 IsEmpty]: Start isEmpty. Operand 29 states and 46 transitions. [2023-12-02 23:53:31,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:53:31,391 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:31,392 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:31,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:31,516 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 23:53:31,945 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:31,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 33 states and 52 transitions. [2023-12-02 23:53:31,946 INFO L276 IsEmpty]: Start isEmpty. Operand 33 states and 52 transitions. [2023-12-02 23:53:31,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2023-12-02 23:53:31,947 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:31,947 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:31,975 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:31,977 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 19 conjunts are in the unsatisfiable core [2023-12-02 23:53:31,979 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:32,206 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 3 proven. 4 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-12-02 23:53:33,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:33,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 38 states and 61 transitions. [2023-12-02 23:53:33,334 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 61 transitions. [2023-12-02 23:53:33,336 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:53:33,336 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:33,337 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:33,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:33,368 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:53:33,370 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:33,471 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:53:34,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:34,772 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 48 states and 95 transitions. [2023-12-02 23:53:34,772 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 95 transitions. [2023-12-02 23:53:34,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:53:34,774 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:34,774 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:34,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:34,800 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 23:53:34,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:34,976 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 7 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:53:36,591 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:36,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 55 states and 115 transitions. [2023-12-02 23:53:36,593 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 115 transitions. [2023-12-02 23:53:36,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:53:36,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:36,595 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:36,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:36,624 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:53:36,626 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:36,714 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:53:37,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:37,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 57 states and 121 transitions. [2023-12-02 23:53:37,127 INFO L276 IsEmpty]: Start isEmpty. Operand 57 states and 121 transitions. [2023-12-02 23:53:37,128 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:53:37,128 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:37,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:37,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:37,155 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:53:37,157 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:37,241 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 13 proven. 4 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 23:53:38,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:38,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 61 states and 132 transitions. [2023-12-02 23:53:38,252 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 132 transitions. [2023-12-02 23:53:38,254 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:53:38,254 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:38,254 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:38,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:38,276 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:53:38,278 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:38,339 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 23:53:38,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:38,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 63 states and 134 transitions. [2023-12-02 23:53:38,860 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 134 transitions. [2023-12-02 23:53:38,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 23:53:38,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:38,863 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:38,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:38,891 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 23:53:38,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:39,329 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 23:53:41,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:41,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 69 states and 154 transitions. [2023-12-02 23:53:41,818 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 154 transitions. [2023-12-02 23:53:41,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 23:53:41,820 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:41,820 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:41,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:41,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 23:53:41,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:41,958 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 23:53:42,865 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:42,866 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 71 states and 155 transitions. [2023-12-02 23:53:42,866 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 155 transitions. [2023-12-02 23:53:42,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:53:42,867 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:42,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:42,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:42,893 INFO L262 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 17 conjunts are in the unsatisfiable core [2023-12-02 23:53:42,895 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:43,212 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 9 proven. 13 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 23:53:45,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:45,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 77 states and 179 transitions. [2023-12-02 23:53:45,771 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 179 transitions. [2023-12-02 23:53:45,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 23:53:45,773 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:45,773 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:45,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:45,801 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:53:45,802 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:45,900 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 23:53:47,559 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:47,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 82 states and 193 transitions. [2023-12-02 23:53:47,561 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 193 transitions. [2023-12-02 23:53:47,562 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 42 [2023-12-02 23:53:47,562 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:47,563 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:47,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:47,587 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:53:47,588 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:47,795 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2023-12-02 23:53:48,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:48,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 84 states and 200 transitions. [2023-12-02 23:53:48,684 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 200 transitions. [2023-12-02 23:53:48,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:53:48,686 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:48,686 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:48,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:48,713 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 23:53:48,715 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:48,825 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-12-02 23:53:49,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:49,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 84 states and 199 transitions. [2023-12-02 23:53:49,324 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 199 transitions. [2023-12-02 23:53:49,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:53:49,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:49,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:49,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:49,349 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:53:49,350 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:49,528 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 23:53:51,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:51,667 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 94 states and 263 transitions. [2023-12-02 23:53:51,667 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 263 transitions. [2023-12-02 23:53:51,668 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:53:51,668 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:51,668 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:51,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:51,696 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 23:53:51,697 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:51,811 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 11 proven. 16 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2023-12-02 23:53:52,636 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:52,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 97 states and 271 transitions. [2023-12-02 23:53:52,638 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 271 transitions. [2023-12-02 23:53:52,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:53:52,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:52,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:52,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:52,664 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:53:52,666 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:52,710 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 12 proven. 42 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 23:53:53,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:53,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 97 states and 270 transitions. [2023-12-02 23:53:53,143 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 270 transitions. [2023-12-02 23:53:53,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:53:53,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:53,144 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:53,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:53,171 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:53:53,172 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:53,306 INFO L134 CoverageAnalysis]: Checked inductivity of 82 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-12-02 23:53:54,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:54,071 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 287 states to 99 states and 278 transitions. [2023-12-02 23:53:54,071 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 278 transitions. [2023-12-02 23:53:54,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:53:54,073 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:54,073 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:54,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:54,098 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:53:54,099 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:54,119 INFO L134 CoverageAnalysis]: Checked inductivity of 104 backedges. 29 proven. 4 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2023-12-02 23:53:55,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:55,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 101 states and 282 transitions. [2023-12-02 23:53:55,646 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 282 transitions. [2023-12-02 23:53:55,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-12-02 23:53:55,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:55,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:55,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:55,674 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:53:55,675 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:55,741 INFO L134 CoverageAnalysis]: Checked inductivity of 112 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 98 trivial. 0 not checked. [2023-12-02 23:53:56,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:53:56,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 293 states to 103 states and 284 transitions. [2023-12-02 23:53:56,500 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 284 transitions. [2023-12-02 23:53:56,501 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 23:53:56,501 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:53:56,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:53:56,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:53:56,535 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 23:53:56,537 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:53:56,794 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 15 proven. 38 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-02 23:54:01,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:01,728 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 321 states to 109 states and 312 transitions. [2023-12-02 23:54:01,728 INFO L276 IsEmpty]: Start isEmpty. Operand 109 states and 312 transitions. [2023-12-02 23:54:01,729 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 23:54:01,729 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:01,729 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:01,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:01,758 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 23:54:01,759 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:01,901 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 15 proven. 38 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-02 23:54:03,307 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:03,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 322 states to 111 states and 313 transitions. [2023-12-02 23:54:03,308 INFO L276 IsEmpty]: Start isEmpty. Operand 111 states and 313 transitions. [2023-12-02 23:54:03,309 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 23:54:03,309 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:03,310 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:03,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:03,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 23:54:03,344 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:03,480 INFO L134 CoverageAnalysis]: Checked inductivity of 144 backedges. 15 proven. 38 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-02 23:54:06,166 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:06,167 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 325 states to 114 states and 316 transitions. [2023-12-02 23:54:06,167 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 316 transitions. [2023-12-02 23:54:06,168 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 23:54:06,168 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:06,169 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:06,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:06,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 136 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:54:06,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:06,618 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 112 trivial. 0 not checked. [2023-12-02 23:54:14,297 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:14,298 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 118 states and 336 transitions. [2023-12-02 23:54:14,298 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 336 transitions. [2023-12-02 23:54:14,299 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 23:54:14,299 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:14,299 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:14,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:14,343 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 23:54:14,345 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:15,631 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 15 proven. 31 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-02 23:54:25,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:25,957 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 130 states and 395 transitions. [2023-12-02 23:54:25,957 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 395 transitions. [2023-12-02 23:54:25,958 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 23:54:25,958 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:25,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:25,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:25,995 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 23:54:25,997 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:26,876 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 15 proven. 31 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-02 23:54:33,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:33,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 414 states to 135 states and 405 transitions. [2023-12-02 23:54:33,735 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 405 transitions. [2023-12-02 23:54:33,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 23:54:33,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:33,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:33,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:33,762 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:54:33,763 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:34,197 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 16 proven. 92 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 23:54:37,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:37,334 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 436 states to 140 states and 427 transitions. [2023-12-02 23:54:37,334 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 427 transitions. [2023-12-02 23:54:37,335 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 23:54:37,335 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:37,335 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:37,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:37,370 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 23:54:37,372 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:38,362 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 15 proven. 31 refuted. 0 times theorem prover too weak. 91 trivial. 0 not checked. [2023-12-02 23:54:39,744 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:39,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 442 states to 142 states and 433 transitions. [2023-12-02 23:54:39,745 INFO L276 IsEmpty]: Start isEmpty. Operand 142 states and 433 transitions. [2023-12-02 23:54:39,746 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 23:54:39,746 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:39,746 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:39,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:39,772 INFO L262 TraceCheckSpWp]: Trace formula consists of 145 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:54:39,773 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:39,833 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 16 proven. 92 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2023-12-02 23:54:43,425 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:43,426 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 506 states to 146 states and 494 transitions. [2023-12-02 23:54:43,426 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 494 transitions. [2023-12-02 23:54:43,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:54:43,428 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:43,428 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:43,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:43,462 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 28 conjunts are in the unsatisfiable core [2023-12-02 23:54:43,463 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:43,621 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 17 proven. 35 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-02 23:54:45,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:45,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 522 states to 149 states and 510 transitions. [2023-12-02 23:54:45,445 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 510 transitions. [2023-12-02 23:54:45,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:54:45,447 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:45,447 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:45,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:45,490 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 23:54:45,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:46,178 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 17 proven. 35 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-02 23:54:48,007 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:48,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 526 states to 151 states and 514 transitions. [2023-12-02 23:54:48,008 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 514 transitions. [2023-12-02 23:54:48,009 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:54:48,009 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:48,009 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:48,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:48,039 INFO L262 TraceCheckSpWp]: Trace formula consists of 154 conjuncts, 30 conjunts are in the unsatisfiable core [2023-12-02 23:54:48,040 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:48,395 INFO L134 CoverageAnalysis]: Checked inductivity of 172 backedges. 17 proven. 35 refuted. 0 times theorem prover too weak. 120 trivial. 0 not checked. [2023-12-02 23:54:49,784 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:49,786 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 530 states to 153 states and 518 transitions. [2023-12-02 23:54:49,786 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 518 transitions. [2023-12-02 23:54:49,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:54:49,787 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:49,787 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:49,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:49,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 23:54:49,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:49,992 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 17 proven. 25 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2023-12-02 23:54:50,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:50,929 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 540 states to 153 states and 516 transitions. [2023-12-02 23:54:50,929 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 516 transitions. [2023-12-02 23:54:50,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:54:50,930 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:50,930 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:50,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:50,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:54:50,961 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:51,019 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 18 proven. 126 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-02 23:54:53,138 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:53,139 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 545 states to 157 states and 521 transitions. [2023-12-02 23:54:53,139 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states and 521 transitions. [2023-12-02 23:54:53,140 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:54:53,140 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:53,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:53,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:53,169 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 23:54:53,171 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:53,312 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 17 proven. 25 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2023-12-02 23:54:55,930 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:55,931 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 160 states and 530 transitions. [2023-12-02 23:54:55,931 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 530 transitions. [2023-12-02 23:54:55,932 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:54:55,932 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:55,932 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:55,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:55,959 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:54:55,960 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:56,045 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 18 proven. 126 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-02 23:54:56,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:56,992 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 553 states to 160 states and 529 transitions. [2023-12-02 23:54:56,992 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 529 transitions. [2023-12-02 23:54:56,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:54:56,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:56,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:57,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:57,018 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:54:57,019 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:57,070 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 18 proven. 126 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-02 23:54:57,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:54:57,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 552 states to 160 states and 528 transitions. [2023-12-02 23:54:57,954 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 528 transitions. [2023-12-02 23:54:57,955 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 23:54:57,955 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:54:57,955 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:54:57,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:54:57,981 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:54:57,983 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:54:58,327 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 18 proven. 132 refuted. 0 times theorem prover too weak. 36 trivial. 0 not checked. [2023-12-02 23:55:00,404 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:00,405 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 162 states and 539 transitions. [2023-12-02 23:55:00,405 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 539 transitions. [2023-12-02 23:55:00,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 23:55:00,406 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:00,406 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:00,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:00,433 INFO L262 TraceCheckSpWp]: Trace formula consists of 162 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:55:00,434 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:00,452 INFO L134 CoverageAnalysis]: Checked inductivity of 218 backedges. 45 proven. 4 refuted. 0 times theorem prover too weak. 169 trivial. 0 not checked. [2023-12-02 23:55:02,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:02,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 568 states to 164 states and 544 transitions. [2023-12-02 23:55:02,902 INFO L276 IsEmpty]: Start isEmpty. Operand 164 states and 544 transitions. [2023-12-02 23:55:02,902 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 23:55:02,902 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:02,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:02,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:02,929 INFO L262 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:55:02,931 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:03,000 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 210 trivial. 0 not checked. [2023-12-02 23:55:04,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:04,853 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 570 states to 166 states and 546 transitions. [2023-12-02 23:55:04,853 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 546 transitions. [2023-12-02 23:55:04,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 23:55:04,854 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:04,854 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:04,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:04,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 165 conjuncts, 24 conjunts are in the unsatisfiable core [2023-12-02 23:55:04,892 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:06,532 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 25 proven. 33 refuted. 0 times theorem prover too weak. 153 trivial. 0 not checked. [2023-12-02 23:55:13,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:13,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 169 states and 583 transitions. [2023-12-02 23:55:13,816 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 583 transitions. [2023-12-02 23:55:13,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:55:13,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:13,817 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:13,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:13,852 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:55:13,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:14,370 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 20 proven. 163 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 23:55:20,009 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:20,010 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 626 states to 174 states and 602 transitions. [2023-12-02 23:55:20,010 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 602 transitions. [2023-12-02 23:55:20,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:55:20,011 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:20,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:20,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:20,043 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:55:20,044 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:20,331 INFO L134 CoverageAnalysis]: Checked inductivity of 217 backedges. 26 proven. 11 refuted. 0 times theorem prover too weak. 180 trivial. 0 not checked. [2023-12-02 23:55:23,861 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:23,862 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 176 states and 614 transitions. [2023-12-02 23:55:23,862 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 614 transitions. [2023-12-02 23:55:23,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:55:23,863 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:23,864 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:23,896 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:23,898 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:55:23,900 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:23,962 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 20 proven. 163 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 23:55:26,669 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:26,670 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 712 states to 180 states and 682 transitions. [2023-12-02 23:55:26,670 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 682 transitions. [2023-12-02 23:55:26,671 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:55:26,671 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:26,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:26,702 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:55:26,704 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:26,765 INFO L134 CoverageAnalysis]: Checked inductivity of 215 backedges. 20 proven. 163 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 23:55:27,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:27,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 180 states and 681 transitions. [2023-12-02 23:55:27,558 INFO L276 IsEmpty]: Start isEmpty. Operand 180 states and 681 transitions. [2023-12-02 23:55:27,559 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:55:27,559 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:27,559 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:27,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:27,596 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 23:55:27,597 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:28,094 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 21 proven. 64 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 23:55:37,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:37,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 752 states to 186 states and 722 transitions. [2023-12-02 23:55:37,438 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 722 transitions. [2023-12-02 23:55:37,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:55:37,439 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:37,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:37,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:37,477 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 23:55:37,478 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:37,625 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 21 proven. 64 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 23:55:42,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:42,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 189 states and 725 transitions. [2023-12-02 23:55:42,782 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 725 transitions. [2023-12-02 23:55:42,784 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:55:42,784 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:42,784 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:42,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:42,820 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 23:55:42,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:42,985 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 21 proven. 64 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 23:55:47,572 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:47,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 759 states to 192 states and 729 transitions. [2023-12-02 23:55:47,573 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 729 transitions. [2023-12-02 23:55:47,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-12-02 23:55:47,575 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:47,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:47,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:47,609 INFO L262 TraceCheckSpWp]: Trace formula consists of 175 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 23:55:47,610 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:47,768 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 21 proven. 64 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 23:55:50,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:50,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 760 states to 194 states and 730 transitions. [2023-12-02 23:55:50,162 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 730 transitions. [2023-12-02 23:55:50,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:55:50,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:50,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:50,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:50,202 INFO L262 TraceCheckSpWp]: Trace formula consists of 174 conjuncts, 22 conjunts are in the unsatisfiable core [2023-12-02 23:55:50,204 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:51,735 INFO L134 CoverageAnalysis]: Checked inductivity of 253 backedges. 21 proven. 42 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 23:55:56,367 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:55:56,368 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 781 states to 197 states and 751 transitions. [2023-12-02 23:55:56,368 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 751 transitions. [2023-12-02 23:55:56,369 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-12-02 23:55:56,369 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:55:56,369 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:55:56,400 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:55:56,402 INFO L262 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:55:56,403 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:55:56,830 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 220 trivial. 0 not checked. [2023-12-02 23:56:05,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:05,624 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 787 states to 199 states and 757 transitions. [2023-12-02 23:56:05,624 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 757 transitions. [2023-12-02 23:56:05,626 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:56:05,626 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:05,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:05,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:05,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:56:05,660 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:05,720 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 22 proven. 200 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 23:56:10,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:10,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 791 states to 202 states and 761 transitions. [2023-12-02 23:56:10,572 INFO L276 IsEmpty]: Start isEmpty. Operand 202 states and 761 transitions. [2023-12-02 23:56:10,572 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:56:10,572 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:10,573 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:10,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:10,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 23:56:10,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:12,467 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 21 proven. 52 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 23:56:31,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:31,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 214 states and 843 transitions. [2023-12-02 23:56:31,921 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 843 transitions. [2023-12-02 23:56:31,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:56:31,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:31,922 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:31,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:31,955 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:56:31,957 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:32,037 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 22 proven. 200 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 23:56:35,023 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:35,024 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 872 states to 214 states and 842 transitions. [2023-12-02 23:56:35,024 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 842 transitions. [2023-12-02 23:56:35,025 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:56:35,025 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:35,026 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:35,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:35,064 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 23:56:35,065 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:36,171 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 21 proven. 52 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 23:56:38,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:38,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 216 states and 848 transitions. [2023-12-02 23:56:38,861 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 848 transitions. [2023-12-02 23:56:38,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:56:38,862 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:38,862 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:38,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:38,902 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 23:56:38,903 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:40,003 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 21 proven. 52 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 23:56:49,016 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:49,018 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 219 states and 852 transitions. [2023-12-02 23:56:49,018 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 852 transitions. [2023-12-02 23:56:49,019 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:56:49,019 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:49,019 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:49,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:49,060 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 23:56:49,062 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:50,132 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 21 proven. 52 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 23:56:52,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:52,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 888 states to 221 states and 858 transitions. [2023-12-02 23:56:52,782 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 858 transitions. [2023-12-02 23:56:52,783 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:56:52,783 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:52,783 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:52,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:52,818 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 23:56:52,820 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:53,866 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 21 proven. 52 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 23:56:56,349 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:56:56,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 887 states to 221 states and 857 transitions. [2023-12-02 23:56:56,350 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 857 transitions. [2023-12-02 23:56:56,351 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:56:56,351 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:56:56,351 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:56:56,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:56:56,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 23:56:56,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:56:57,553 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 21 proven. 52 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 23:57:00,273 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:00,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 893 states to 223 states and 863 transitions. [2023-12-02 23:57:00,275 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 863 transitions. [2023-12-02 23:57:00,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:57:00,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:00,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:00,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:00,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:57:00,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:00,368 INFO L134 CoverageAnalysis]: Checked inductivity of 262 backedges. 22 proven. 200 refuted. 0 times theorem prover too weak. 40 trivial. 0 not checked. [2023-12-02 23:57:07,441 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:07,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 223 states and 862 transitions. [2023-12-02 23:57:07,443 INFO L276 IsEmpty]: Start isEmpty. Operand 223 states and 862 transitions. [2023-12-02 23:57:07,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:57:07,444 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:07,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:07,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:07,480 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 34 conjunts are in the unsatisfiable core [2023-12-02 23:57:07,482 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:08,483 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 21 proven. 52 refuted. 0 times theorem prover too weak. 190 trivial. 0 not checked. [2023-12-02 23:57:17,628 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:17,629 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 226 states and 867 transitions. [2023-12-02 23:57:17,629 INFO L276 IsEmpty]: Start isEmpty. Operand 226 states and 867 transitions. [2023-12-02 23:57:17,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:57:17,631 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:17,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:17,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:17,671 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 23:57:17,672 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:17,832 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 23 proven. 56 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-02 23:57:21,453 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:21,454 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 229 states and 885 transitions. [2023-12-02 23:57:21,454 INFO L276 IsEmpty]: Start isEmpty. Operand 229 states and 885 transitions. [2023-12-02 23:57:21,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:57:21,455 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:21,455 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:21,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:21,491 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 23:57:21,492 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:21,655 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 23 proven. 56 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-02 23:57:24,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:24,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 231 states and 889 transitions. [2023-12-02 23:57:24,173 INFO L276 IsEmpty]: Start isEmpty. Operand 231 states and 889 transitions. [2023-12-02 23:57:24,174 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:57:24,174 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:24,174 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:24,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:24,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 23:57:24,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:24,406 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 23 proven. 56 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-02 23:57:26,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:26,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 923 states to 233 states and 893 transitions. [2023-12-02 23:57:26,953 INFO L276 IsEmpty]: Start isEmpty. Operand 233 states and 893 transitions. [2023-12-02 23:57:26,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:57:26,954 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:26,954 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:26,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:26,994 INFO L262 TraceCheckSpWp]: Trace formula consists of 191 conjuncts, 32 conjunts are in the unsatisfiable core [2023-12-02 23:57:26,996 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:27,171 INFO L134 CoverageAnalysis]: Checked inductivity of 310 backedges. 23 proven. 56 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-12-02 23:57:29,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:29,735 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 927 states to 235 states and 897 transitions. [2023-12-02 23:57:29,735 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 897 transitions. [2023-12-02 23:57:29,736 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:57:29,736 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:29,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:29,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:29,765 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 23:57:29,767 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:29,912 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 23 proven. 34 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2023-12-02 23:57:31,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:31,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 939 states to 235 states and 894 transitions. [2023-12-02 23:57:31,618 INFO L276 IsEmpty]: Start isEmpty. Operand 235 states and 894 transitions. [2023-12-02 23:57:31,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:57:31,620 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:31,620 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:31,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:31,658 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 16 conjunts are in the unsatisfiable core [2023-12-02 23:57:31,659 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:31,814 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 23 proven. 34 refuted. 0 times theorem prover too weak. 267 trivial. 0 not checked. [2023-12-02 23:57:37,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:37,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 952 states to 238 states and 907 transitions. [2023-12-02 23:57:37,856 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 907 transitions. [2023-12-02 23:57:37,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:57:37,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:37,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:37,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:37,886 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:57:37,888 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:37,965 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 24 proven. 252 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 23:57:42,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:42,236 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 957 states to 242 states and 912 transitions. [2023-12-02 23:57:42,236 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 912 transitions. [2023-12-02 23:57:42,237 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:57:42,237 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:42,237 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:42,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:42,262 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:57:42,264 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:42,324 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 24 proven. 252 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 23:57:43,631 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:43,633 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 242 states and 911 transitions. [2023-12-02 23:57:43,633 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 911 transitions. [2023-12-02 23:57:43,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:57:43,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:43,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:43,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:43,665 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:57:43,667 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:43,734 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 24 proven. 252 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 23:57:45,161 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:45,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 955 states to 242 states and 910 transitions. [2023-12-02 23:57:45,162 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 910 transitions. [2023-12-02 23:57:45,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:57:45,163 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:45,163 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:45,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:45,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:57:45,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:45,261 INFO L134 CoverageAnalysis]: Checked inductivity of 324 backedges. 24 proven. 252 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 23:57:46,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:46,701 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 954 states to 242 states and 909 transitions. [2023-12-02 23:57:46,701 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 909 transitions. [2023-12-02 23:57:46,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 23:57:46,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:46,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:46,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:46,737 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:57:46,738 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:47,609 INFO L134 CoverageAnalysis]: Checked inductivity of 332 backedges. 24 proven. 260 refuted. 0 times theorem prover too weak. 48 trivial. 0 not checked. [2023-12-02 23:57:52,180 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:52,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 956 states to 244 states and 911 transitions. [2023-12-02 23:57:52,181 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 911 transitions. [2023-12-02 23:57:52,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 23:57:52,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:52,182 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:52,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:52,208 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 11 conjunts are in the unsatisfiable core [2023-12-02 23:57:52,209 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:52,225 INFO L134 CoverageAnalysis]: Checked inductivity of 374 backedges. 61 proven. 4 refuted. 0 times theorem prover too weak. 309 trivial. 0 not checked. [2023-12-02 23:57:56,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:57:56,498 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 961 states to 246 states and 916 transitions. [2023-12-02 23:57:56,498 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 916 transitions. [2023-12-02 23:57:56,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2023-12-02 23:57:56,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:57:56,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:57:56,525 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:57:56,527 INFO L262 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:57:56,528 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:57:56,624 INFO L134 CoverageAnalysis]: Checked inductivity of 390 backedges. 26 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-12-02 23:58:00,699 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:00,700 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 963 states to 248 states and 918 transitions. [2023-12-02 23:58:00,700 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 918 transitions. [2023-12-02 23:58:00,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:58:00,702 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:00,702 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:00,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:00,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 23:58:00,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:02,286 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 321 proven. 2 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 23:58:28,607 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:28,609 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1108 states to 268 states and 1054 transitions. [2023-12-02 23:58:28,609 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 1054 transitions. [2023-12-02 23:58:28,610 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:58:28,610 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:28,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:28,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:28,669 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 39 conjunts are in the unsatisfiable core [2023-12-02 23:58:28,670 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:32,618 INFO L134 CoverageAnalysis]: Checked inductivity of 365 backedges. 25 proven. 64 refuted. 0 times theorem prover too weak. 276 trivial. 0 not checked. [2023-12-02 23:58:47,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:47,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 273 states and 1082 transitions. [2023-12-02 23:58:47,880 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 1082 transitions. [2023-12-02 23:58:47,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:58:47,881 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:47,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:47,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:47,917 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 23:58:47,919 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:48,823 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 321 proven. 2 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 23:58:53,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:58:53,815 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1133 states to 273 states and 1079 transitions. [2023-12-02 23:58:53,815 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 1079 transitions. [2023-12-02 23:58:53,816 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2023-12-02 23:58:53,816 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:58:53,816 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:58:53,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:58:53,849 INFO L262 TraceCheckSpWp]: Trace formula consists of 211 conjuncts, 13 conjunts are in the unsatisfiable core [2023-12-02 23:58:53,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:58:54,712 INFO L134 CoverageAnalysis]: Checked inductivity of 367 backedges. 321 proven. 2 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2023-12-02 23:59:01,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:01,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1130 states to 273 states and 1076 transitions. [2023-12-02 23:59:01,157 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 1076 transitions. [2023-12-02 23:59:01,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 23:59:01,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:01,159 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:01,195 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:01,197 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 23:59:01,198 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:01,851 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 27 proven. 96 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-02 23:59:15,084 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:15,085 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1180 states to 279 states and 1126 transitions. [2023-12-02 23:59:15,085 INFO L276 IsEmpty]: Start isEmpty. Operand 279 states and 1126 transitions. [2023-12-02 23:59:15,087 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 23:59:15,087 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:15,087 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:15,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:15,131 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 23:59:15,133 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:15,315 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 27 proven. 96 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-02 23:59:23,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:23,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1183 states to 282 states and 1129 transitions. [2023-12-02 23:59:23,173 INFO L276 IsEmpty]: Start isEmpty. Operand 282 states and 1129 transitions. [2023-12-02 23:59:23,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 23:59:23,175 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:23,176 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:23,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:23,214 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 23:59:23,216 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:23,388 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 27 proven. 96 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-02 23:59:30,033 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:30,035 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 285 states and 1132 transitions. [2023-12-02 23:59:30,035 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 1132 transitions. [2023-12-02 23:59:30,036 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 23:59:30,036 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:30,036 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:30,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:30,068 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 23:59:30,070 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:30,226 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 27 proven. 96 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-02 23:59:38,447 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:38,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1190 states to 288 states and 1136 transitions. [2023-12-02 23:59:38,449 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 1136 transitions. [2023-12-02 23:59:38,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2023-12-02 23:59:38,451 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:38,451 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:38,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:38,489 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 36 conjunts are in the unsatisfiable core [2023-12-02 23:59:38,491 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:38,713 INFO L134 CoverageAnalysis]: Checked inductivity of 448 backedges. 27 proven. 96 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-02 23:59:43,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:43,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1191 states to 290 states and 1137 transitions. [2023-12-02 23:59:43,516 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 1137 transitions. [2023-12-02 23:59:43,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2023-12-02 23:59:43,518 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:43,518 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:43,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:43,554 INFO L262 TraceCheckSpWp]: Trace formula consists of 210 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:59:43,555 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:44,246 INFO L134 CoverageAnalysis]: Checked inductivity of 428 backedges. 64 proven. 0 refuted. 0 times theorem prover too weak. 364 trivial. 0 not checked. [2023-12-02 23:59:56,854 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:59:56,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1198 states to 292 states and 1144 transitions. [2023-12-02 23:59:56,856 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 1144 transitions. [2023-12-02 23:59:56,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-02 23:59:56,858 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:59:56,858 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:59:56,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:59:56,897 INFO L262 TraceCheckSpWp]: Trace formula consists of 220 conjuncts, 26 conjunts are in the unsatisfiable core [2023-12-02 23:59:56,899 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:59:57,893 INFO L134 CoverageAnalysis]: Checked inductivity of 419 backedges. 27 proven. 67 refuted. 0 times theorem prover too weak. 325 trivial. 0 not checked. [2023-12-03 00:00:05,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-03 00:00:05,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1211 states to 295 states and 1157 transitions. [2023-12-03 00:00:05,357 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 1157 transitions. [2023-12-03 00:00:05,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2023-12-03 00:00:05,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-03 00:00:05,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-03 00:00:05,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:00:05,393 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-12-03 00:00:05,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-12-03 00:00:05,449 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 88 iterations. [2023-12-03 00:00:05,482 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 00:00:05,484 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 00:00:05,486 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 00:00:05,488 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 00:00:05,489 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post7 could not be translated [2023-12-03 00:00:05,491 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post7 could not be translated [2023-12-03 00:00:05,500 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 03.12 12:00:05 ImpRootNode [2023-12-03 00:00:05,500 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-03 00:00:05,501 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-03 00:00:05,501 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-03 00:00:05,502 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-03 00:00:05,502 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:53:30" (3/4) ... [2023-12-03 00:00:05,503 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2023-12-03 00:00:05,511 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 00:00:05,512 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 00:00:05,514 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 00:00:05,515 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated [2023-12-03 00:00:05,516 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post7 could not be translated [2023-12-03 00:00:05,517 WARN L1572 BoogieBacktranslator]: Unfinished Backtranslation: IdentifierExpression #t~post7 could not be translated [2023-12-03 00:00:05,571 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-03 00:00:05,572 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-03 00:00:05,572 INFO L158 Benchmark]: Toolchain (without parser) took 395564.18ms. Allocated memory was 142.6MB in the beginning and 627.0MB in the end (delta: 484.4MB). Free memory was 114.3MB in the beginning and 188.6MB in the end (delta: -74.3MB). Peak memory consumption was 412.8MB. Max. memory is 16.1GB. [2023-12-03 00:00:05,573 INFO L158 Benchmark]: CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:00:05,573 INFO L158 Benchmark]: CACSL2BoogieTranslator took 240.72ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 103.4MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-03 00:00:05,574 INFO L158 Benchmark]: Boogie Procedure Inliner took 27.82ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 101.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-03 00:00:05,574 INFO L158 Benchmark]: Boogie Preprocessor took 18.80ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 100.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-03 00:00:05,574 INFO L158 Benchmark]: RCFGBuilder took 324.86ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 86.3MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2023-12-03 00:00:05,575 INFO L158 Benchmark]: CodeCheck took 394876.41ms. Allocated memory was 142.6MB in the beginning and 627.0MB in the end (delta: 484.4MB). Free memory was 86.3MB in the beginning and 193.9MB in the end (delta: -107.6MB). Peak memory consumption was 377.1MB. Max. memory is 16.1GB. [2023-12-03 00:00:05,575 INFO L158 Benchmark]: Witness Printer took 70.75ms. Allocated memory is still 627.0MB. Free memory was 192.9MB in the beginning and 188.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-03 00:00:05,577 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 22 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 394.8s, OverallIterations: 88, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 24276 SdHoareTripleChecker+Valid, 495.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 19712 mSDsluCounter, 9725 SdHoareTripleChecker+Invalid, 452.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 5807 mSDsCounter, 52707 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 180954 IncrementalHoareTripleChecker+Invalid, 233661 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 52707 mSolverCounterUnsat, 3918 mSDtfsCounter, 180954 mSolverCounterSat, 2.8s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 78153 GetRequests, 74546 SyntacticMatches, 2511 SemanticMatches, 1096 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 727115 ImplicationChecksByTransitivity, 359.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.4s SsaConstructionTime, 1.7s SatisfiabilityAnalysisTime, 36.5s InterpolantComputationTime, 5480 NumberOfCodeBlocks, 5480 NumberOfCodeBlocksAsserted, 88 NumberOfCheckSat, 5301 ConstructedInterpolants, 0 QuantifiedInterpolants, 28431 SizeOfPredicates, 283 NumberOfNonLiveVariables, 13503 ConjunctsInSsa, 1598 ConjunctsInUnsatCore, 87 InterpolantComputations, 14 PerfectInterpolantSequences, 13206/18474 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 - CounterExampleResult [Line: 17]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L22] int counter = 0; [L24] unsigned int A, B; [L25] long long r, d, p, q; [L26] A = __VERIFIER_nondet_uint() [L27] B = __VERIFIER_nondet_uint() [L28] CALL assume_abort_if_not(B >= 1) [L12] COND FALSE !(!cond) [L28] RET assume_abort_if_not(B >= 1) [L30] r = A [L31] d = B [L32] p = 1 [L33] q = 0 VAL [A=-4294967291, B=-8589934591, counter=0, d=1, p=1, q=0, r=5] [L35] EXPR counter++ VAL [A=-4294967291, B=-8589934591, counter=1, d=1, p=1, q=0, r=5] [L35] COND TRUE counter++<5 [L36] CALL __VERIFIER_assert(q == 0) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L36] RET __VERIFIER_assert(q == 0) VAL [A=-4294967291, B=-8589934591, counter=1, d=1, p=1, q=0, r=5] [L37] CALL __VERIFIER_assert(r == A) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L37] RET __VERIFIER_assert(r == A) VAL [A=-4294967291, B=-8589934591, counter=1, d=1, p=1, q=0, r=5] [L38] CALL __VERIFIER_assert(d == B * p) VAL [\old(cond)=1, counter=1] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=1] [L38] RET __VERIFIER_assert(d == B * p) VAL [A=-4294967291, B=-8589934591, counter=1, d=1, p=1, q=0, r=5] [L39] COND FALSE !(!(r >= d)) [L41] d = 2 * d [L42] p = 2 * p VAL [A=-4294967291, B=-8589934591, counter=1, d=2, p=2, q=0, r=5] [L35] EXPR counter++ VAL [A=-4294967291, B=-8589934591, counter=2, d=2, p=2, q=0, r=5] [L35] COND TRUE counter++<5 [L36] CALL __VERIFIER_assert(q == 0) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L36] RET __VERIFIER_assert(q == 0) VAL [A=-4294967291, B=-8589934591, counter=2, d=2, p=2, q=0, r=5] [L37] CALL __VERIFIER_assert(r == A) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L37] RET __VERIFIER_assert(r == A) VAL [A=-4294967291, B=-8589934591, counter=2, d=2, p=2, q=0, r=5] [L38] CALL __VERIFIER_assert(d == B * p) VAL [\old(cond)=1, counter=2] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=2] [L38] RET __VERIFIER_assert(d == B * p) VAL [A=-4294967291, B=-8589934591, counter=2, d=2, p=2, q=0, r=5] [L39] COND FALSE !(!(r >= d)) [L41] d = 2 * d [L42] p = 2 * p VAL [A=-4294967291, B=-8589934591, counter=2, d=4, p=4, q=0, r=5] [L35] EXPR counter++ VAL [A=-4294967291, B=-8589934591, counter=3, d=4, p=4, q=0, r=5] [L35] COND TRUE counter++<5 [L36] CALL __VERIFIER_assert(q == 0) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=3] [L36] RET __VERIFIER_assert(q == 0) VAL [A=-4294967291, B=-8589934591, counter=3, d=4, p=4, q=0, r=5] [L37] CALL __VERIFIER_assert(r == A) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=3] [L37] RET __VERIFIER_assert(r == A) VAL [A=-4294967291, B=-8589934591, counter=3, d=4, p=4, q=0, r=5] [L38] CALL __VERIFIER_assert(d == B * p) VAL [\old(cond)=1, counter=3] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=3] [L38] RET __VERIFIER_assert(d == B * p) VAL [A=-4294967291, B=-8589934591, counter=3, d=4, p=4, q=0, r=5] [L39] COND FALSE !(!(r >= d)) [L41] d = 2 * d [L42] p = 2 * p VAL [A=-4294967291, B=-8589934591, counter=3, d=8, p=8, q=0, r=5] [L35] EXPR counter++ VAL [A=-4294967291, B=-8589934591, counter=4, d=8, p=8, q=0, r=5] [L35] COND TRUE counter++<5 [L36] CALL __VERIFIER_assert(q == 0) VAL [\old(cond)=1, counter=4] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=4] [L36] RET __VERIFIER_assert(q == 0) VAL [A=-4294967291, B=-8589934591, counter=4, d=8, p=8, q=0, r=5] [L37] CALL __VERIFIER_assert(r == A) VAL [\old(cond)=1, counter=4] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=4] [L37] RET __VERIFIER_assert(r == A) VAL [A=-4294967291, B=-8589934591, counter=4, d=8, p=8, q=0, r=5] [L38] CALL __VERIFIER_assert(d == B * p) VAL [\old(cond)=1, counter=4] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=4] [L38] RET __VERIFIER_assert(d == B * p) VAL [A=-4294967291, B=-8589934591, counter=4, d=8, p=8, q=0, r=5] [L39] COND TRUE !(r >= d) VAL [A=-4294967291, B=-8589934591, counter=4, d=8, p=8, q=0, r=5] [L45] EXPR counter++ VAL [A=-4294967291, B=-8589934591, counter=5, d=8, p=8, q=0, r=5] [L45] COND TRUE counter++<5 [L46] CALL __VERIFIER_assert(A == q*B + r) VAL [\old(cond)=1, counter=5] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=5] [L46] RET __VERIFIER_assert(A == q*B + r) VAL [A=-4294967291, B=-8589934591, counter=5, d=8, p=8, q=0, r=5] [L47] CALL __VERIFIER_assert(d == B*p) VAL [\old(cond)=1, counter=5] [L15] COND FALSE !(!(cond)) VAL [\old(cond)=1, cond=1, counter=5] [L47] RET __VERIFIER_assert(d == B*p) VAL [A=-4294967291, B=-8589934591, counter=5, d=8, p=8, q=0, r=5] [L49] COND FALSE !(!(p != 1)) [L51] d = d / 2 [L52] p = p / 2 [L53] COND TRUE r >= d [L54] r = r - d [L55] q = q + p VAL [A=-4294967291, B=-8589934591, counter=5, d=4, p=4, q=4, r=1] [L45] EXPR counter++ VAL [A=-4294967291, B=-8589934591, counter=6, d=4, p=4, q=4, r=1] [L45] COND FALSE !(counter++<5) [L59] CALL __VERIFIER_assert(A == d*q + r) VAL [\old(cond)=0, counter=6] [L15] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, counter=6] [L17] reach_error() VAL [\old(cond)=0, cond=0, counter=6] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17ms. Allocated memory is still 109.1MB. Free memory is still 71.3MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 240.72ms. Allocated memory is still 142.6MB. Free memory was 114.0MB in the beginning and 103.4MB in the end (delta: 10.7MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 27.82ms. Allocated memory is still 142.6MB. Free memory was 103.1MB in the beginning and 101.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 18.80ms. Allocated memory is still 142.6MB. Free memory was 101.6MB in the beginning and 100.4MB in the end (delta: 1.2MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 324.86ms. Allocated memory is still 142.6MB. Free memory was 100.4MB in the beginning and 86.3MB in the end (delta: 14.1MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * CodeCheck took 394876.41ms. Allocated memory was 142.6MB in the beginning and 627.0MB in the end (delta: 484.4MB). Free memory was 86.3MB in the beginning and 193.9MB in the end (delta: -107.6MB). Peak memory consumption was 377.1MB. Max. memory is 16.1GB. * Witness Printer took 70.75ms. Allocated memory is still 627.0MB. Free memory was 192.9MB in the beginning and 188.6MB in the end (delta: 4.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post7 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post6 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post7 could not be translated - GenericResult: Unfinished Backtranslation Unfinished Backtranslation: IdentifierExpression #t~post7 could not be translated - GenericResult: Unfinished Backtranslation The program execution was not completely translated back. RESULT: Ultimate proved your program to be incorrect! [2023-12-03 00:00:05,789 WARN L435 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forcibly destroying the process [2023-12-03 00:00:05,857 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_0daf6b41-86ef-483f-a111-805ee64b322b/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 137 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Writing human readable error path to file UltimateCounterExample.errorpath Result: FALSE