./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows 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_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/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_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2e94830d11d546a3c5eb98e6802b079c63f07b0a4b705dd9e7cd9e09e0492555 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 23:12:38,952 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 23:12:39,014 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-12-02 23:12:39,019 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 23:12:39,019 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 23:12:39,039 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 23:12:39,040 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 23:12:39,040 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 23:12:39,041 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 23:12:39,042 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 23:12:39,042 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 23:12:39,043 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 23:12:39,043 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 23:12:39,044 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 23:12:39,044 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 23:12:39,045 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 23:12:39,045 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 23:12:39,046 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 23:12:39,046 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 23:12:39,047 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-12-02 23:12:39,047 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-12-02 23:12:39,048 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 23:12:39,048 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 23:12:39,049 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 23:12:39,049 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 23:12:39,049 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 23:12:39,050 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 23:12:39,050 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 23:12:39,051 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:12:39,051 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 23:12:39,051 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 23:12:39,052 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 23:12:39,052 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 23:12:39,052 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 23:12:39,053 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 23:12:39,053 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_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2e94830d11d546a3c5eb98e6802b079c63f07b0a4b705dd9e7cd9e09e0492555 [2023-12-02 23:12:39,246 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 23:12:39,267 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 23:12:39,269 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 23:12:39,270 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 23:12:39,271 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 23:12:39,272 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.c [2023-12-02 23:12:42,020 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 23:12:42,185 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 23:12:42,185 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/sv-benchmarks/c/nla-digbench-scaling/sqrt1-ll_valuebound10.c [2023-12-02 23:12:42,191 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/data/3056e5fdc/8620db20c6e2492fb7cec2eeb7d418b9/FLAGce3c5bbd6 [2023-12-02 23:12:42,202 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/data/3056e5fdc/8620db20c6e2492fb7cec2eeb7d418b9 [2023-12-02 23:12:42,204 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 23:12:42,205 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 23:12:42,207 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 23:12:42,207 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 23:12:42,211 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 23:12:42,212 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,213 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@10017bbd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:42, skipping insertion in model container [2023-12-02 23:12:42,213 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,231 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 23:12:42,368 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:12:42,378 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 23:12:42,397 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 23:12:42,409 INFO L206 MainTranslator]: Completed translation [2023-12-02 23:12:42,409 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:42 WrapperNode [2023-12-02 23:12:42,409 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 23:12:42,410 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 23:12:42,410 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 23:12:42,410 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 23:12:42,416 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,422 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,444 INFO L138 Inliner]: procedures = 14, calls = 15, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 97 [2023-12-02 23:12:42,445 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 23:12:42,446 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 23:12:42,446 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 23:12:42,446 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 23:12:42,455 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,455 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,458 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,458 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,462 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,466 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,467 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,468 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,471 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 23:12:42,472 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 23:12:42,472 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 23:12:42,472 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 23:12:42,473 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,479 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 23:12:42,490 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 23:12:42,502 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 23:12:42,515 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 23:12:42,539 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 23:12:42,539 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 23:12:42,540 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 23:12:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 23:12:42,540 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-12-02 23:12:42,540 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-12-02 23:12:42,596 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 23:12:42,598 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 23:12:42,928 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 23:12:42,970 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 23:12:42,970 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 23:12:42,972 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:12:42 BoogieIcfgContainer [2023-12-02 23:12:42,972 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 23:12:42,973 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 23:12:42,973 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 23:12:42,983 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 23:12:42,984 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:12:42" (1/1) ... [2023-12-02 23:12:42,993 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 23:12:43,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 113 states and 119 transitions. [2023-12-02 23:12:43,050 INFO L276 IsEmpty]: Start isEmpty. Operand 113 states and 119 transitions. [2023-12-02 23:12:43,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-12-02 23:12:43,052 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,052 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,217 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 23:12:43,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,246 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 115 states and 121 transitions. [2023-12-02 23:12:43,246 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 121 transitions. [2023-12-02 23:12:43,247 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-12-02 23:12:43,247 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,247 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,301 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 23:12:43,314 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,315 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 116 states and 122 transitions. [2023-12-02 23:12:43,316 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 122 transitions. [2023-12-02 23:12:43,316 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-12-02 23:12:43,316 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,316 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,361 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 23:12:43,373 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,374 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 117 states and 123 transitions. [2023-12-02 23:12:43,374 INFO L276 IsEmpty]: Start isEmpty. Operand 117 states and 123 transitions. [2023-12-02 23:12:43,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-12-02 23:12:43,375 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,375 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,408 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 23:12:43,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,421 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 118 states and 124 transitions. [2023-12-02 23:12:43,421 INFO L276 IsEmpty]: Start isEmpty. Operand 118 states and 124 transitions. [2023-12-02 23:12:43,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-12-02 23:12:43,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,425 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,468 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 23:12:43,489 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,490 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 120 states and 127 transitions. [2023-12-02 23:12:43,490 INFO L276 IsEmpty]: Start isEmpty. Operand 120 states and 127 transitions. [2023-12-02 23:12:43,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-12-02 23:12:43,491 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,530 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 23:12:43,545 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,546 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 121 states and 128 transitions. [2023-12-02 23:12:43,546 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 128 transitions. [2023-12-02 23:12:43,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-12-02 23:12:43,546 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,547 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,582 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 23:12:43,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2023-12-02 23:12:43,597 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2023-12-02 23:12:43,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-12-02 23:12:43,597 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,598 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,632 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 23:12:43,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-12-02 23:12:43,646 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-12-02 23:12:43,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-12-02 23:12:43,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,663 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 23:12:43,668 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 122 states and 129 transitions. [2023-12-02 23:12:43,669 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 129 transitions. [2023-12-02 23:12:43,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-12-02 23:12:43,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,698 INFO L262 TraceCheckSpWp]: Trace formula consists of 49 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:12:43,703 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:43,742 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 23:12:43,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 124 states and 131 transitions. [2023-12-02 23:12:43,762 INFO L276 IsEmpty]: Start isEmpty. Operand 124 states and 131 transitions. [2023-12-02 23:12:43,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-12-02 23:12:43,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,786 INFO L262 TraceCheckSpWp]: Trace formula consists of 58 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:12:43,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:43,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:12:43,795 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,796 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 123 states and 130 transitions. [2023-12-02 23:12:43,796 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 130 transitions. [2023-12-02 23:12:43,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-12-02 23:12:43,797 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:43,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:43,821 INFO L262 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:12:43,822 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:43,855 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:12:43,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:43,978 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 138 states and 149 transitions. [2023-12-02 23:12:43,978 INFO L276 IsEmpty]: Start isEmpty. Operand 138 states and 149 transitions. [2023-12-02 23:12:43,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 22 [2023-12-02 23:12:43,979 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:43,979 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:44,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:44,002 INFO L262 TraceCheckSpWp]: Trace formula consists of 60 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:44,003 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:44,049 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:12:44,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:44,290 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 170 states to 154 states and 170 transitions. [2023-12-02 23:12:44,290 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 170 transitions. [2023-12-02 23:12:44,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-12-02 23:12:44,291 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:44,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:44,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:44,315 INFO L262 TraceCheckSpWp]: Trace formula consists of 61 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:44,316 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:44,360 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:12:44,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:44,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 171 states and 192 transitions. [2023-12-02 23:12:44,654 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 192 transitions. [2023-12-02 23:12:44,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-12-02 23:12:44,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:44,655 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:44,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:44,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:12:44,679 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:44,791 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:12:44,960 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:44,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 174 states and 197 transitions. [2023-12-02 23:12:44,962 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 197 transitions. [2023-12-02 23:12:44,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-12-02 23:12:44,962 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:44,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:44,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:44,983 INFO L262 TraceCheckSpWp]: Trace formula consists of 63 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:12:44,985 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:45,142 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:12:45,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:45,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 177 states and 201 transitions. [2023-12-02 23:12:45,415 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 201 transitions. [2023-12-02 23:12:45,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-12-02 23:12:45,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:45,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:45,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:45,436 INFO L262 TraceCheckSpWp]: Trace formula consists of 64 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:45,437 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:45,491 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:12:45,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:45,656 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 205 states to 179 states and 205 transitions. [2023-12-02 23:12:45,656 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 205 transitions. [2023-12-02 23:12:45,657 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-12-02 23:12:45,657 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:45,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:45,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:45,676 INFO L262 TraceCheckSpWp]: Trace formula consists of 65 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:45,677 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:45,729 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:12:45,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:45,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 213 states to 185 states and 213 transitions. [2023-12-02 23:12:45,967 INFO L276 IsEmpty]: Start isEmpty. Operand 185 states and 213 transitions. [2023-12-02 23:12:45,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-12-02 23:12:45,968 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:45,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:45,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:45,987 INFO L262 TraceCheckSpWp]: Trace formula consists of 66 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:12:45,988 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:46,069 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:12:46,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:46,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 216 states to 187 states and 216 transitions. [2023-12-02 23:12:46,376 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 216 transitions. [2023-12-02 23:12:46,377 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-12-02 23:12:46,377 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:46,377 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:46,396 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:46,397 INFO L262 TraceCheckSpWp]: Trace formula consists of 67 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:12:46,399 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:46,575 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:12:46,827 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:46,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 221 states to 191 states and 221 transitions. [2023-12-02 23:12:46,828 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 221 transitions. [2023-12-02 23:12:46,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2023-12-02 23:12:46,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:46,829 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:46,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:46,850 INFO L262 TraceCheckSpWp]: Trace formula consists of 68 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:46,851 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:46,892 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:12:47,092 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:47,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 223 states to 192 states and 223 transitions. [2023-12-02 23:12:47,094 INFO L276 IsEmpty]: Start isEmpty. Operand 192 states and 223 transitions. [2023-12-02 23:12:47,094 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-12-02 23:12:47,094 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:47,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:47,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:47,114 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:12:47,115 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:47,231 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-12-02 23:12:47,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:47,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 194 states and 226 transitions. [2023-12-02 23:12:47,358 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 226 transitions. [2023-12-02 23:12:47,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 23:12:47,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:47,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:47,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:47,380 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:47,381 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:47,446 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:12:48,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:48,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 247 states to 204 states and 241 transitions. [2023-12-02 23:12:48,003 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 241 transitions. [2023-12-02 23:12:48,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-12-02 23:12:48,003 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:48,003 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:48,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:48,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:48,025 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:48,081 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:12:48,140 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:48,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 248 states to 205 states and 242 transitions. [2023-12-02 23:12:48,142 INFO L276 IsEmpty]: Start isEmpty. Operand 205 states and 242 transitions. [2023-12-02 23:12:48,142 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:12:48,142 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:48,142 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:48,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:48,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:48,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:48,227 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:12:48,919 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:48,920 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 270 states to 216 states and 258 transitions. [2023-12-02 23:12:48,920 INFO L276 IsEmpty]: Start isEmpty. Operand 216 states and 258 transitions. [2023-12-02 23:12:48,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-12-02 23:12:48,921 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:48,921 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:48,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:48,941 INFO L262 TraceCheckSpWp]: Trace formula consists of 80 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:48,942 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:48,996 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:12:49,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:49,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 272 states to 218 states and 260 transitions. [2023-12-02 23:12:49,116 INFO L276 IsEmpty]: Start isEmpty. Operand 218 states and 260 transitions. [2023-12-02 23:12:49,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 23:12:49,116 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:49,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:49,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:49,138 INFO L262 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:49,139 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:49,176 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:12:49,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:49,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 217 states and 259 transitions. [2023-12-02 23:12:49,218 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 259 transitions. [2023-12-02 23:12:49,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-12-02 23:12:49,219 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:49,219 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:49,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:49,242 INFO L262 TraceCheckSpWp]: Trace formula consists of 83 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:49,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:49,288 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:12:49,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:49,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 281 states to 222 states and 269 transitions. [2023-12-02 23:12:49,726 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 269 transitions. [2023-12-02 23:12:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 23:12:49,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:49,727 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:49,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:49,751 INFO L262 TraceCheckSpWp]: Trace formula consists of 82 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:49,752 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:49,787 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:12:49,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:49,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 280 states to 221 states and 268 transitions. [2023-12-02 23:12:49,830 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 268 transitions. [2023-12-02 23:12:49,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-12-02 23:12:49,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:49,831 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:49,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:49,853 INFO L262 TraceCheckSpWp]: Trace formula consists of 84 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:49,854 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:49,897 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:12:50,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:50,434 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 227 states and 279 transitions. [2023-12-02 23:12:50,435 INFO L276 IsEmpty]: Start isEmpty. Operand 227 states and 279 transitions. [2023-12-02 23:12:50,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-12-02 23:12:50,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:50,436 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:50,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:50,457 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:12:50,459 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:50,618 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:12:51,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:51,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 237 states and 296 transitions. [2023-12-02 23:12:51,665 INFO L276 IsEmpty]: Start isEmpty. Operand 237 states and 296 transitions. [2023-12-02 23:12:51,665 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-12-02 23:12:51,666 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:51,666 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:51,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:51,689 INFO L262 TraceCheckSpWp]: Trace formula consists of 88 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:12:51,690 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:51,859 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:12:52,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:52,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 330 states to 252 states and 318 transitions. [2023-12-02 23:12:52,792 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states and 318 transitions. [2023-12-02 23:12:52,793 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 23:12:52,793 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:52,793 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:52,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:52,813 INFO L262 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:52,814 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:52,845 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:12:52,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:52,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 331 states to 251 states and 317 transitions. [2023-12-02 23:12:52,941 INFO L276 IsEmpty]: Start isEmpty. Operand 251 states and 317 transitions. [2023-12-02 23:12:52,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:12:52,941 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:52,941 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:52,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:52,963 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:52,964 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:52,995 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:12:53,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:53,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 333 states to 250 states and 316 transitions. [2023-12-02 23:12:53,038 INFO L276 IsEmpty]: Start isEmpty. Operand 250 states and 316 transitions. [2023-12-02 23:12:53,038 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-12-02 23:12:53,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:53,039 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:53,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:53,059 INFO L262 TraceCheckSpWp]: Trace formula consists of 92 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:12:53,060 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:53,174 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:12:53,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:53,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 362 states to 273 states and 345 transitions. [2023-12-02 23:12:53,993 INFO L276 IsEmpty]: Start isEmpty. Operand 273 states and 345 transitions. [2023-12-02 23:12:53,993 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 23:12:53,993 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:53,993 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:54,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:54,014 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:54,015 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:54,062 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:12:54,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:54,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 361 states to 272 states and 344 transitions. [2023-12-02 23:12:54,100 INFO L276 IsEmpty]: Start isEmpty. Operand 272 states and 344 transitions. [2023-12-02 23:12:54,100 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-12-02 23:12:54,100 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:54,100 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:54,119 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:54,120 INFO L262 TraceCheckSpWp]: Trace formula consists of 93 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:12:54,121 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:54,227 INFO L134 CoverageAnalysis]: Checked inductivity of 9 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-12-02 23:12:55,093 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:55,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 390 states to 296 states and 373 transitions. [2023-12-02 23:12:55,095 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 373 transitions. [2023-12-02 23:12:55,095 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:12:55,095 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:55,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:55,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:55,113 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:55,114 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:55,142 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:12:55,171 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:55,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 389 states to 295 states and 372 transitions. [2023-12-02 23:12:55,172 INFO L276 IsEmpty]: Start isEmpty. Operand 295 states and 372 transitions. [2023-12-02 23:12:55,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 45 [2023-12-02 23:12:55,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:55,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:55,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:55,192 INFO L262 TraceCheckSpWp]: Trace formula consists of 94 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:55,193 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:55,197 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2023-12-02 23:12:55,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:55,346 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 388 states to 294 states and 371 transitions. [2023-12-02 23:12:55,346 INFO L276 IsEmpty]: Start isEmpty. Operand 294 states and 371 transitions. [2023-12-02 23:12:55,347 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-12-02 23:12:55,347 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:55,347 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:55,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:55,366 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:12:55,367 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:55,369 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:12:55,382 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:55,384 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 387 states to 293 states and 370 transitions. [2023-12-02 23:12:55,384 INFO L276 IsEmpty]: Start isEmpty. Operand 293 states and 370 transitions. [2023-12-02 23:12:55,384 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-12-02 23:12:55,384 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:55,384 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:55,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:55,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 95 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:55,405 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:55,410 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2023-12-02 23:12:55,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:55,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 386 states to 292 states and 369 transitions. [2023-12-02 23:12:55,623 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 369 transitions. [2023-12-02 23:12:55,624 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-12-02 23:12:55,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:55,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:55,646 INFO L262 TraceCheckSpWp]: Trace formula consists of 96 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:55,648 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:55,780 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:12:56,340 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:56,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 403 states to 303 states and 386 transitions. [2023-12-02 23:12:56,342 INFO L276 IsEmpty]: Start isEmpty. Operand 303 states and 386 transitions. [2023-12-02 23:12:56,342 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-12-02 23:12:56,342 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:56,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:56,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:56,363 INFO L262 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:56,364 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:56,371 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-12-02 23:12:56,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:56,413 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 405 states to 302 states and 385 transitions. [2023-12-02 23:12:56,413 INFO L276 IsEmpty]: Start isEmpty. Operand 302 states and 385 transitions. [2023-12-02 23:12:56,413 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 23:12:56,413 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:56,414 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:56,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:56,438 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 1 conjunts are in the unsatisfiable core [2023-12-02 23:12:56,439 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:56,441 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:12:56,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:56,458 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 404 states to 301 states and 384 transitions. [2023-12-02 23:12:56,458 INFO L276 IsEmpty]: Start isEmpty. Operand 301 states and 384 transitions. [2023-12-02 23:12:56,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-12-02 23:12:56,458 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:56,458 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:56,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:56,483 INFO L262 TraceCheckSpWp]: Trace formula consists of 105 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:56,484 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:56,492 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-12-02 23:12:56,525 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:56,526 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 407 states to 300 states and 383 transitions. [2023-12-02 23:12:56,526 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 383 transitions. [2023-12-02 23:12:56,526 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 23:12:56,527 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:56,527 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:56,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:56,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:56,553 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:56,659 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:12:57,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:57,032 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 424 states to 314 states and 400 transitions. [2023-12-02 23:12:57,032 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 400 transitions. [2023-12-02 23:12:57,033 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-12-02 23:12:57,033 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:57,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:57,049 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:57,050 INFO L262 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:57,051 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:57,055 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-12-02 23:12:57,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:57,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 313 states and 399 transitions. [2023-12-02 23:12:57,244 INFO L276 IsEmpty]: Start isEmpty. Operand 313 states and 399 transitions. [2023-12-02 23:12:57,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-12-02 23:12:57,244 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:57,244 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:57,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:57,268 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:57,269 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:57,340 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:12:57,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:57,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 440 states to 328 states and 416 transitions. [2023-12-02 23:12:57,842 INFO L276 IsEmpty]: Start isEmpty. Operand 328 states and 416 transitions. [2023-12-02 23:12:57,842 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-12-02 23:12:57,842 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:57,842 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:57,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:57,862 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:57,863 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:57,868 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:12:58,067 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:58,068 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 439 states to 327 states and 415 transitions. [2023-12-02 23:12:58,068 INFO L276 IsEmpty]: Start isEmpty. Operand 327 states and 415 transitions. [2023-12-02 23:12:58,069 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 23:12:58,069 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:58,069 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:58,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:58,091 INFO L262 TraceCheckSpWp]: Trace formula consists of 108 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:58,092 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:58,161 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:12:58,775 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:58,776 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 343 states and 434 transitions. [2023-12-02 23:12:58,776 INFO L276 IsEmpty]: Start isEmpty. Operand 343 states and 434 transitions. [2023-12-02 23:12:58,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-12-02 23:12:58,776 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:58,776 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:58,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:58,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:12:58,800 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:58,893 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:12:59,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:12:59,007 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 457 states to 342 states and 433 transitions. [2023-12-02 23:12:59,007 INFO L276 IsEmpty]: Start isEmpty. Operand 342 states and 433 transitions. [2023-12-02 23:12:59,008 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-12-02 23:12:59,008 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:12:59,008 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:12:59,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:12:59,032 INFO L262 TraceCheckSpWp]: Trace formula consists of 109 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:12:59,033 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:12:59,621 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-12-02 23:13:00,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:00,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 471 states to 352 states and 447 transitions. [2023-12-02 23:13:00,261 INFO L276 IsEmpty]: Start isEmpty. Operand 352 states and 447 transitions. [2023-12-02 23:13:00,261 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-12-02 23:13:00,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:00,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:00,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:00,283 INFO L262 TraceCheckSpWp]: Trace formula consists of 110 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:13:00,284 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:00,381 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:01,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:01,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 491 states to 370 states and 467 transitions. [2023-12-02 23:13:01,533 INFO L276 IsEmpty]: Start isEmpty. Operand 370 states and 467 transitions. [2023-12-02 23:13:01,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-12-02 23:13:01,533 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:01,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:01,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:01,552 INFO L262 TraceCheckSpWp]: Trace formula consists of 111 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:13:01,552 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:01,583 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:02,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:02,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 490 states to 369 states and 466 transitions. [2023-12-02 23:13:02,055 INFO L276 IsEmpty]: Start isEmpty. Operand 369 states and 466 transitions. [2023-12-02 23:13:02,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-12-02 23:13:02,056 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:02,056 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:02,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:02,076 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:13:02,077 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:02,107 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:02,634 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:02,635 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 489 states to 368 states and 465 transitions. [2023-12-02 23:13:02,635 INFO L276 IsEmpty]: Start isEmpty. Operand 368 states and 465 transitions. [2023-12-02 23:13:02,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 23:13:02,635 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:02,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:02,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:02,656 INFO L262 TraceCheckSpWp]: Trace formula consists of 113 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:13:02,657 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:02,711 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:03,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:03,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 488 states to 367 states and 464 transitions. [2023-12-02 23:13:03,716 INFO L276 IsEmpty]: Start isEmpty. Operand 367 states and 464 transitions. [2023-12-02 23:13:03,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-12-02 23:13:03,716 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:03,716 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:03,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:03,739 INFO L262 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:03,740 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:03,822 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:04,386 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:04,387 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 512 states to 383 states and 488 transitions. [2023-12-02 23:13:04,387 INFO L276 IsEmpty]: Start isEmpty. Operand 383 states and 488 transitions. [2023-12-02 23:13:04,387 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 23:13:04,387 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:04,387 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:04,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:04,407 INFO L262 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:13:04,408 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:04,530 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:07,248 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:07,249 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 537 states to 405 states and 513 transitions. [2023-12-02 23:13:07,249 INFO L276 IsEmpty]: Start isEmpty. Operand 405 states and 513 transitions. [2023-12-02 23:13:07,250 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-12-02 23:13:07,250 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:07,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:07,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:07,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 120 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:07,274 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:07,462 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 16 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:08,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:08,124 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 421 states and 533 transitions. [2023-12-02 23:13:08,125 INFO L276 IsEmpty]: Start isEmpty. Operand 421 states and 533 transitions. [2023-12-02 23:13:08,125 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:13:08,125 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:08,125 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:08,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:08,148 INFO L262 TraceCheckSpWp]: Trace formula consists of 115 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:13:08,149 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:08,263 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:08,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:08,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 556 states to 420 states and 532 transitions. [2023-12-02 23:13:08,588 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 532 transitions. [2023-12-02 23:13:08,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-12-02 23:13:08,588 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:08,588 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:08,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:08,611 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:08,612 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:08,778 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 17 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:09,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:09,411 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 579 states to 437 states and 555 transitions. [2023-12-02 23:13:09,411 INFO L276 IsEmpty]: Start isEmpty. Operand 437 states and 555 transitions. [2023-12-02 23:13:09,412 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 23:13:09,412 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:09,412 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:09,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:09,452 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:13:09,454 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:09,614 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:13,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:13,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 606 states to 461 states and 582 transitions. [2023-12-02 23:13:13,380 INFO L276 IsEmpty]: Start isEmpty. Operand 461 states and 582 transitions. [2023-12-02 23:13:13,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-12-02 23:13:13,380 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:13,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:13,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:13,405 INFO L262 TraceCheckSpWp]: Trace formula consists of 122 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:13:13,406 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:13,570 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:14,080 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:14,081 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 618 states to 464 states and 594 transitions. [2023-12-02 23:13:14,081 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 594 transitions. [2023-12-02 23:13:14,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-12-02 23:13:14,081 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:14,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:14,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:14,105 INFO L262 TraceCheckSpWp]: Trace formula consists of 123 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:13:14,106 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:14,397 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 19 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:15,134 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:15,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 622 states to 467 states and 598 transitions. [2023-12-02 23:13:15,135 INFO L276 IsEmpty]: Start isEmpty. Operand 467 states and 598 transitions. [2023-12-02 23:13:15,136 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-12-02 23:13:15,136 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:15,136 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:15,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:15,159 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 3 conjunts are in the unsatisfiable core [2023-12-02 23:13:15,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:15,273 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 0 proven. 21 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:15,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:15,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 631 states to 471 states and 607 transitions. [2023-12-02 23:13:15,886 INFO L276 IsEmpty]: Start isEmpty. Operand 471 states and 607 transitions. [2023-12-02 23:13:15,886 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2023-12-02 23:13:15,886 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:15,886 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:15,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:15,908 INFO L262 TraceCheckSpWp]: Trace formula consists of 126 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:13:15,909 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:16,107 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 22 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:16,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:16,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 638 states to 474 states and 614 transitions. [2023-12-02 23:13:16,974 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 614 transitions. [2023-12-02 23:13:16,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-12-02 23:13:16,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:16,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:16,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:16,998 INFO L262 TraceCheckSpWp]: Trace formula consists of 127 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:13:16,999 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:17,152 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:18,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:18,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 646 states to 479 states and 622 transitions. [2023-12-02 23:13:18,197 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 622 transitions. [2023-12-02 23:13:18,198 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-12-02 23:13:18,198 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:18,198 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:18,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:18,221 INFO L262 TraceCheckSpWp]: Trace formula consists of 128 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:13:18,222 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:18,228 INFO L134 CoverageAnalysis]: Checked inductivity of 44 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 23:13:18,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:18,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 645 states to 479 states and 621 transitions. [2023-12-02 23:13:18,539 INFO L276 IsEmpty]: Start isEmpty. Operand 479 states and 621 transitions. [2023-12-02 23:13:18,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-12-02 23:13:18,539 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:18,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:18,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:18,563 INFO L262 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:13:18,565 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:18,754 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-12-02 23:13:19,117 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:19,119 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 650 states to 481 states and 626 transitions. [2023-12-02 23:13:19,119 INFO L276 IsEmpty]: Start isEmpty. Operand 481 states and 626 transitions. [2023-12-02 23:13:19,119 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2023-12-02 23:13:19,119 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:19,119 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:19,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:19,144 INFO L262 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:13:19,145 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:19,176 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 32 trivial. 0 not checked. [2023-12-02 23:13:20,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:20,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 666 states to 488 states and 636 transitions. [2023-12-02 23:13:20,804 INFO L276 IsEmpty]: Start isEmpty. Operand 488 states and 636 transitions. [2023-12-02 23:13:20,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2023-12-02 23:13:20,805 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:20,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:20,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:20,832 INFO L262 TraceCheckSpWp]: Trace formula consists of 140 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:13:20,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:20,862 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2023-12-02 23:13:22,422 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:22,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 682 states to 495 states and 646 transitions. [2023-12-02 23:13:22,423 INFO L276 IsEmpty]: Start isEmpty. Operand 495 states and 646 transitions. [2023-12-02 23:13:22,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2023-12-02 23:13:22,424 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:22,424 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:22,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:22,449 INFO L262 TraceCheckSpWp]: Trace formula consists of 148 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:13:22,451 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:22,774 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 23:13:26,156 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:26,157 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 711 states to 510 states and 675 transitions. [2023-12-02 23:13:26,157 INFO L276 IsEmpty]: Start isEmpty. Operand 510 states and 675 transitions. [2023-12-02 23:13:26,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2023-12-02 23:13:26,157 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:26,157 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:26,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:26,180 INFO L262 TraceCheckSpWp]: Trace formula consists of 152 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:13:26,181 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:26,276 INFO L134 CoverageAnalysis]: Checked inductivity of 67 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 23:13:28,260 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:28,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 740 states to 531 states and 704 transitions. [2023-12-02 23:13:28,261 INFO L276 IsEmpty]: Start isEmpty. Operand 531 states and 704 transitions. [2023-12-02 23:13:28,262 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2023-12-02 23:13:28,262 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:28,262 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:28,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:28,287 INFO L262 TraceCheckSpWp]: Trace formula consists of 153 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:13:28,288 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:28,432 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-12-02 23:13:30,809 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:30,810 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 773 states to 555 states and 737 transitions. [2023-12-02 23:13:30,810 INFO L276 IsEmpty]: Start isEmpty. Operand 555 states and 737 transitions. [2023-12-02 23:13:30,811 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2023-12-02 23:13:30,811 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:30,811 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:30,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:30,841 INFO L262 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:13:30,842 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:33,197 INFO L134 CoverageAnalysis]: Checked inductivity of 99 backedges. 0 proven. 57 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-12-02 23:13:34,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:34,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 789 states to 564 states and 753 transitions. [2023-12-02 23:13:34,275 INFO L276 IsEmpty]: Start isEmpty. Operand 564 states and 753 transitions. [2023-12-02 23:13:34,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2023-12-02 23:13:34,276 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:34,276 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:34,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:34,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 179 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:13:34,308 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:34,468 INFO L134 CoverageAnalysis]: Checked inductivity of 119 backedges. 0 proven. 63 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:13:36,567 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:36,568 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 825 states to 587 states and 789 transitions. [2023-12-02 23:13:36,568 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 789 transitions. [2023-12-02 23:13:36,569 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2023-12-02 23:13:36,569 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:36,569 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:36,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:36,594 INFO L262 TraceCheckSpWp]: Trace formula consists of 180 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:13:36,595 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:36,924 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 33 proven. 32 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:13:38,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:38,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 610 states and 819 transitions. [2023-12-02 23:13:38,944 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 819 transitions. [2023-12-02 23:13:38,945 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2023-12-02 23:13:38,945 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:38,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:38,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:38,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 181 conjuncts, 7 conjunts are in the unsatisfiable core [2023-12-02 23:13:38,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:39,232 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 0 proven. 67 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:13:40,201 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:40,202 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 882 states to 627 states and 846 transitions. [2023-12-02 23:13:40,202 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 846 transitions. [2023-12-02 23:13:40,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2023-12-02 23:13:40,203 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:40,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:40,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:40,241 INFO L262 TraceCheckSpWp]: Trace formula consists of 182 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:13:40,243 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:40,489 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 0 proven. 69 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:13:41,274 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:41,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 630 states and 864 transitions. [2023-12-02 23:13:41,276 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 864 transitions. [2023-12-02 23:13:41,276 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-02 23:13:41,277 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:41,277 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:41,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:41,307 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:13:41,309 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:41,766 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:13:42,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:42,395 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 902 states to 632 states and 866 transitions. [2023-12-02 23:13:42,395 INFO L276 IsEmpty]: Start isEmpty. Operand 632 states and 866 transitions. [2023-12-02 23:13:42,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2023-12-02 23:13:42,395 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:42,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:42,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:42,425 INFO L262 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:13:42,427 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:42,675 INFO L134 CoverageAnalysis]: Checked inductivity of 127 backedges. 71 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:13:43,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:43,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 633 states and 868 transitions. [2023-12-02 23:13:43,339 INFO L276 IsEmpty]: Start isEmpty. Operand 633 states and 868 transitions. [2023-12-02 23:13:43,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2023-12-02 23:13:43,340 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:43,340 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:43,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:43,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 4 conjunts are in the unsatisfiable core [2023-12-02 23:13:43,375 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:43,547 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 0 proven. 75 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:13:44,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:44,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 918 states to 637 states and 882 transitions. [2023-12-02 23:13:44,380 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 882 transitions. [2023-12-02 23:13:44,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2023-12-02 23:13:44,381 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:44,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:44,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:44,411 INFO L262 TraceCheckSpWp]: Trace formula consists of 186 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:44,413 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:44,691 INFO L134 CoverageAnalysis]: Checked inductivity of 133 backedges. 77 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:13:45,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:45,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 640 states and 894 transitions. [2023-12-02 23:13:45,834 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 894 transitions. [2023-12-02 23:13:45,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2023-12-02 23:13:45,835 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:45,835 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:45,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:45,867 INFO L262 TraceCheckSpWp]: Trace formula consists of 187 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:13:45,869 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:46,093 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 79 proven. 0 refuted. 0 times theorem prover too weak. 56 trivial. 0 not checked. [2023-12-02 23:13:46,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:46,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 935 states to 643 states and 899 transitions. [2023-12-02 23:13:46,767 INFO L276 IsEmpty]: Start isEmpty. Operand 643 states and 899 transitions. [2023-12-02 23:13:46,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2023-12-02 23:13:46,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:46,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:46,797 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:46,798 INFO L262 TraceCheckSpWp]: Trace formula consists of 199 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:13:46,799 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:46,825 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 109 trivial. 0 not checked. [2023-12-02 23:13:47,539 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:47,541 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 944 states to 646 states and 902 transitions. [2023-12-02 23:13:47,541 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 902 transitions. [2023-12-02 23:13:47,541 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2023-12-02 23:13:47,541 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:47,541 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:47,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:47,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:13:47,574 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:47,602 INFO L134 CoverageAnalysis]: Checked inductivity of 159 backedges. 48 proven. 0 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2023-12-02 23:13:48,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:48,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 953 states to 649 states and 905 transitions. [2023-12-02 23:13:48,408 INFO L276 IsEmpty]: Start isEmpty. Operand 649 states and 905 transitions. [2023-12-02 23:13:48,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-12-02 23:13:48,409 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:48,409 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:48,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:48,442 INFO L262 TraceCheckSpWp]: Trace formula consists of 208 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:13:48,444 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:48,883 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 0 proven. 99 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 23:13:53,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:53,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 986 states to 664 states and 938 transitions. [2023-12-02 23:13:53,484 INFO L276 IsEmpty]: Start isEmpty. Operand 664 states and 938 transitions. [2023-12-02 23:13:53,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 23:13:53,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:53,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:53,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:53,518 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:53,520 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:53,716 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 23:13:56,323 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:56,324 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1015 states to 683 states and 967 transitions. [2023-12-02 23:13:56,324 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 967 transitions. [2023-12-02 23:13:56,325 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-12-02 23:13:56,325 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:56,325 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:56,356 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:56,358 INFO L262 TraceCheckSpWp]: Trace formula consists of 212 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:56,359 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:56,566 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 105 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 23:13:57,552 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:13:57,552 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1018 states to 685 states and 970 transitions. [2023-12-02 23:13:57,552 INFO L276 IsEmpty]: Start isEmpty. Operand 685 states and 970 transitions. [2023-12-02 23:13:57,553 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 23:13:57,553 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:13:57,553 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:13:57,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:13:57,586 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:13:57,587 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:13:57,796 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 23:14:01,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:01,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1056 states to 709 states and 1008 transitions. [2023-12-02 23:14:01,292 INFO L276 IsEmpty]: Start isEmpty. Operand 709 states and 1008 transitions. [2023-12-02 23:14:01,293 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-12-02 23:14:01,293 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:01,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:01,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:01,335 INFO L262 TraceCheckSpWp]: Trace formula consists of 213 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:14:01,337 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:01,449 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 0 proven. 108 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2023-12-02 23:14:02,439 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:02,439 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1059 states to 711 states and 1011 transitions. [2023-12-02 23:14:02,439 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1011 transitions. [2023-12-02 23:14:02,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 133 [2023-12-02 23:14:02,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:02,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:02,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:02,481 INFO L262 TraceCheckSpWp]: Trace formula consists of 229 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:14:02,483 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:07,911 INFO L134 CoverageAnalysis]: Checked inductivity of 225 backedges. 0 proven. 135 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2023-12-02 23:14:09,339 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:09,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1078 states to 720 states and 1030 transitions. [2023-12-02 23:14:09,340 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 1030 transitions. [2023-12-02 23:14:09,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 138 [2023-12-02 23:14:09,341 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:09,341 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:09,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:09,390 INFO L262 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:14:09,393 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:09,626 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 0 proven. 144 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:14:12,946 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:12,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1120 states to 747 states and 1072 transitions. [2023-12-02 23:14:12,947 INFO L276 IsEmpty]: Start isEmpty. Operand 747 states and 1072 transitions. [2023-12-02 23:14:12,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2023-12-02 23:14:12,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:12,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:12,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:12,988 INFO L262 TraceCheckSpWp]: Trace formula consists of 240 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:14:12,990 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:13,461 INFO L134 CoverageAnalysis]: Checked inductivity of 257 backedges. 99 proven. 48 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:14:16,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:16,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1155 states to 774 states and 1107 transitions. [2023-12-02 23:14:16,717 INFO L276 IsEmpty]: Start isEmpty. Operand 774 states and 1107 transitions. [2023-12-02 23:14:16,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 140 [2023-12-02 23:14:16,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:16,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:16,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:16,759 INFO L262 TraceCheckSpWp]: Trace formula consists of 241 conjuncts, 9 conjunts are in the unsatisfiable core [2023-12-02 23:14:16,761 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:17,184 INFO L134 CoverageAnalysis]: Checked inductivity of 260 backedges. 0 proven. 150 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:14:18,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:18,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1186 states to 791 states and 1138 transitions. [2023-12-02 23:14:18,492 INFO L276 IsEmpty]: Start isEmpty. Operand 791 states and 1138 transitions. [2023-12-02 23:14:18,492 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 141 [2023-12-02 23:14:18,492 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:18,493 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:18,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:18,531 INFO L262 TraceCheckSpWp]: Trace formula consists of 242 conjuncts, 8 conjunts are in the unsatisfiable core [2023-12-02 23:14:18,533 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:18,891 INFO L134 CoverageAnalysis]: Checked inductivity of 263 backedges. 0 proven. 153 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:14:19,878 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:19,879 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1210 states to 794 states and 1162 transitions. [2023-12-02 23:14:19,879 INFO L276 IsEmpty]: Start isEmpty. Operand 794 states and 1162 transitions. [2023-12-02 23:14:19,879 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2023-12-02 23:14:19,879 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:19,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:19,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:19,918 INFO L262 TraceCheckSpWp]: Trace formula consists of 243 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:14:19,920 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:20,543 INFO L134 CoverageAnalysis]: Checked inductivity of 266 backedges. 156 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:14:21,901 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:21,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1214 states to 797 states and 1166 transitions. [2023-12-02 23:14:21,902 INFO L276 IsEmpty]: Start isEmpty. Operand 797 states and 1166 transitions. [2023-12-02 23:14:21,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2023-12-02 23:14:21,903 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:21,903 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:21,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:21,942 INFO L262 TraceCheckSpWp]: Trace formula consists of 245 conjuncts, 5 conjunts are in the unsatisfiable core [2023-12-02 23:14:21,943 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:22,230 INFO L134 CoverageAnalysis]: Checked inductivity of 272 backedges. 0 proven. 162 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:14:23,348 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:23,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1230 states to 801 states and 1182 transitions. [2023-12-02 23:14:23,349 INFO L276 IsEmpty]: Start isEmpty. Operand 801 states and 1182 transitions. [2023-12-02 23:14:23,350 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 145 [2023-12-02 23:14:23,350 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:23,350 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:23,390 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:23,391 INFO L262 TraceCheckSpWp]: Trace formula consists of 246 conjuncts, 6 conjunts are in the unsatisfiable core [2023-12-02 23:14:23,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:23,737 INFO L134 CoverageAnalysis]: Checked inductivity of 275 backedges. 165 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:14:25,181 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:25,182 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1244 states to 804 states and 1196 transitions. [2023-12-02 23:14:25,182 INFO L276 IsEmpty]: Start isEmpty. Operand 804 states and 1196 transitions. [2023-12-02 23:14:25,182 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 146 [2023-12-02 23:14:25,182 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:25,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:25,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:25,216 INFO L262 TraceCheckSpWp]: Trace formula consists of 247 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:14:25,218 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:25,527 INFO L134 CoverageAnalysis]: Checked inductivity of 278 backedges. 168 proven. 0 refuted. 0 times theorem prover too weak. 110 trivial. 0 not checked. [2023-12-02 23:14:26,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:26,641 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1249 states to 807 states and 1201 transitions. [2023-12-02 23:14:26,641 INFO L276 IsEmpty]: Start isEmpty. Operand 807 states and 1201 transitions. [2023-12-02 23:14:26,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 153 [2023-12-02 23:14:26,642 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:26,642 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:26,683 INFO L262 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:14:26,686 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:26,715 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 75 proven. 0 refuted. 0 times theorem prover too weak. 237 trivial. 0 not checked. [2023-12-02 23:14:27,645 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:27,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1258 states to 810 states and 1204 transitions. [2023-12-02 23:14:27,647 INFO L276 IsEmpty]: Start isEmpty. Operand 810 states and 1204 transitions. [2023-12-02 23:14:27,647 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2023-12-02 23:14:27,647 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:27,647 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:27,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:27,687 INFO L262 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:14:27,689 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:27,716 INFO L134 CoverageAnalysis]: Checked inductivity of 312 backedges. 72 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-12-02 23:14:28,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:28,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1267 states to 813 states and 1207 transitions. [2023-12-02 23:14:28,638 INFO L276 IsEmpty]: Start isEmpty. Operand 813 states and 1207 transitions. [2023-12-02 23:14:28,639 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 158 [2023-12-02 23:14:28,639 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:28,639 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:28,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:28,682 INFO L262 TraceCheckSpWp]: Trace formula consists of 268 conjuncts, 10 conjunts are in the unsatisfiable core [2023-12-02 23:14:28,684 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:30,363 INFO L134 CoverageAnalysis]: Checked inductivity of 330 backedges. 117 proven. 81 refuted. 0 times theorem prover too weak. 132 trivial. 0 not checked. [2023-12-02 23:14:40,469 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:40,469 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1428 states to 248 states and 273 transitions. [2023-12-02 23:14:40,469 INFO L276 IsEmpty]: Start isEmpty. Operand 248 states and 273 transitions. [2023-12-02 23:14:40,470 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 165 [2023-12-02 23:14:40,470 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:40,470 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:40,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:40,519 INFO L262 TraceCheckSpWp]: Trace formula consists of 276 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:14:40,521 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:40,584 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 45 proven. 0 refuted. 0 times theorem prover too weak. 291 trivial. 0 not checked. [2023-12-02 23:14:45,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:45,393 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1453 states to 236 states and 260 transitions. [2023-12-02 23:14:45,393 INFO L276 IsEmpty]: Start isEmpty. Operand 236 states and 260 transitions. [2023-12-02 23:14:45,394 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 170 [2023-12-02 23:14:45,394 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:45,394 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:45,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:45,439 INFO L262 TraceCheckSpWp]: Trace formula consists of 286 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:14:45,441 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:45,480 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 326 trivial. 0 not checked. [2023-12-02 23:14:46,237 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:46,237 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1456 states to 221 states and 243 transitions. [2023-12-02 23:14:46,237 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 243 transitions. [2023-12-02 23:14:46,238 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 172 [2023-12-02 23:14:46,238 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:46,238 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:46,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:46,285 INFO L262 TraceCheckSpWp]: Trace formula consists of 288 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:14:46,287 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:46,317 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 332 trivial. 0 not checked. [2023-12-02 23:14:49,673 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:49,673 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1473 states to 204 states and 224 transitions. [2023-12-02 23:14:49,673 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 224 transitions. [2023-12-02 23:14:49,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2023-12-02 23:14:49,674 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:49,674 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:49,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:49,728 INFO L262 TraceCheckSpWp]: Trace formula consists of 294 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:14:49,730 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:49,779 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 350 trivial. 0 not checked. [2023-12-02 23:14:50,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:50,944 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1474 states to 181 states and 199 transitions. [2023-12-02 23:14:50,944 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 199 transitions. [2023-12-02 23:14:50,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2023-12-02 23:14:50,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 23:14:50,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 23:14:50,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 23:14:50,999 INFO L262 TraceCheckSpWp]: Trace formula consists of 296 conjuncts, 2 conjunts are in the unsatisfiable core [2023-12-02 23:14:51,001 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-12-02 23:14:51,055 INFO L134 CoverageAnalysis]: Checked inductivity of 362 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 356 trivial. 0 not checked. [2023-12-02 23:14:52,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 23:14:52,240 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1475 states to 156 states and 172 transitions. [2023-12-02 23:14:52,240 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 172 transitions. [2023-12-02 23:14:52,240 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2023-12-02 23:14:52,240 WARN L420 CodeCheckObserver]: This Program is SAFE, Check terminated with 109 iterations. [2023-12-02 23:14:52,248 INFO L751 CodeCheckObserver]: All specifications hold 50 specifications checked. All of them hold [2023-12-02 23:14:55,329 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:14:55,332 INFO L560 CodeCheckObserver]: Invariant with dag size 1 [2023-12-02 23:14:55,333 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 02.12 11:14:55 ImpRootNode [2023-12-02 23:14:55,333 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-12-02 23:14:55,333 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-12-02 23:14:55,333 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-12-02 23:14:55,333 INFO L274 PluginConnector]: Witness Printer initialized [2023-12-02 23:14:55,334 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 11:12:42" (3/4) ... [2023-12-02 23:14:55,335 INFO L137 WitnessPrinter]: Generating witness for correct program [2023-12-02 23:14:55,337 INFO L361 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2023-12-02 23:14:55,341 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 18 nodes and edges [2023-12-02 23:14:55,342 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 7 nodes and edges [2023-12-02 23:14:55,342 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 3 nodes and edges [2023-12-02 23:14:55,342 INFO L943 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2023-12-02 23:14:55,429 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/witness.graphml [2023-12-02 23:14:55,430 INFO L149 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/witness.yml [2023-12-02 23:14:55,430 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-12-02 23:14:55,431 INFO L158 Benchmark]: Toolchain (without parser) took 133225.01ms. Allocated memory was 140.5MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 103.7MB in the beginning and 932.5MB in the end (delta: -828.8MB). Peak memory consumption was 331.4MB. Max. memory is 16.1GB. [2023-12-02 23:14:55,431 INFO L158 Benchmark]: CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:14:55,432 INFO L158 Benchmark]: CACSL2BoogieTranslator took 202.69ms. Allocated memory is still 140.5MB. Free memory was 103.7MB in the beginning and 92.7MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2023-12-02 23:14:55,432 INFO L158 Benchmark]: Boogie Procedure Inliner took 35.09ms. Allocated memory is still 140.5MB. Free memory was 92.7MB in the beginning and 91.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-12-02 23:14:55,432 INFO L158 Benchmark]: Boogie Preprocessor took 25.17ms. Allocated memory is still 140.5MB. Free memory was 91.1MB in the beginning and 89.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2023-12-02 23:14:55,433 INFO L158 Benchmark]: RCFGBuilder took 500.55ms. Allocated memory is still 140.5MB. Free memory was 89.6MB in the beginning and 70.1MB in the end (delta: 19.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2023-12-02 23:14:55,433 INFO L158 Benchmark]: CodeCheck took 132359.66ms. Allocated memory was 140.5MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 70.1MB in the beginning and 937.7MB in the end (delta: -867.6MB). Peak memory consumption was 870.4MB. Max. memory is 16.1GB. [2023-12-02 23:14:55,434 INFO L158 Benchmark]: Witness Printer took 97.00ms. Allocated memory is still 1.3GB. Free memory was 937.7MB in the beginning and 932.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2023-12-02 23:14:55,436 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, 113 locations, 50 error locations. Started 1 CEGAR loops. OverallTime: 129.2s, OverallIterations: 109, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 81745 SdHoareTripleChecker+Valid, 208.7s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 75927 mSDsluCounter, 17579 SdHoareTripleChecker+Invalid, 179.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 6901 mSDsCounter, 18455 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 191505 IncrementalHoareTripleChecker+Invalid, 209960 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 18455 mSolverCounterUnsat, 10678 mSDtfsCounter, 191505 mSolverCounterSat, 2.6s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 69632 GetRequests, 64937 SyntacticMatches, 3539 SemanticMatches, 1156 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1068212 ImplicationChecksByTransitivity, 107.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.3s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 22.8s InterpolantComputationTime, 7582 NumberOfCodeBlocks, 7582 NumberOfCodeBlocksAsserted, 108 NumberOfCheckSat, 7474 ConstructedInterpolants, 0 QuantifiedInterpolants, 29119 SizeOfPredicates, 11 NumberOfNonLiveVariables, 14069 ConjunctsInSsa, 376 ConjunctsInUnsatCore, 108 InterpolantComputations, 83 PerfectInterpolantSequences, 7059/8784 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 31]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 32]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 33]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 39]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 40]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 41]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 44]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 45]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 46]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - AllSpecificationsHoldResult: All specifications hold 50 specifications checked. All of them hold - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 30]: Loop Invariant Derived loop invariant: 1 * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18ms. Allocated memory is still 104.9MB. Free memory is still 58.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 202.69ms. Allocated memory is still 140.5MB. Free memory was 103.7MB in the beginning and 92.7MB in the end (delta: 11.0MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 35.09ms. Allocated memory is still 140.5MB. Free memory was 92.7MB in the beginning and 91.1MB in the end (delta: 1.6MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 25.17ms. Allocated memory is still 140.5MB. Free memory was 91.1MB in the beginning and 89.6MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. * RCFGBuilder took 500.55ms. Allocated memory is still 140.5MB. Free memory was 89.6MB in the beginning and 70.1MB in the end (delta: 19.5MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * CodeCheck took 132359.66ms. Allocated memory was 140.5MB in the beginning and 1.3GB in the end (delta: 1.2GB). Free memory was 70.1MB in the beginning and 937.7MB in the end (delta: -867.6MB). Peak memory consumption was 870.4MB. Max. memory is 16.1GB. * Witness Printer took 97.00ms. Allocated memory is still 1.3GB. Free memory was 937.7MB in the beginning and 932.5MB in the end (delta: 5.2MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. RESULT: Ultimate proved your program to be correct! [2023-12-02 23:14:55,511 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_94f97787-0b57-4fcd-a5f2-dcaee6a67e94/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE