./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/eca-rers2012/Problem07_label53.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc Calling Ultimate with: /usr/lib/jvm/java-1.11.0-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/bin/ukojak-verify-Qdu7aM0XO9/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/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_141d833a-2b09-48b9-9da6-c3910f7eb110/bin/ukojak-verify-Qdu7aM0XO9/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/bin/ukojak-verify-Qdu7aM0XO9/config/KojakReach.xml -i ../../sv-benchmarks/c/eca-rers2012/Problem07_label53.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/bin/ukojak-verify-Qdu7aM0XO9 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 777b34a90701d0b2e3b99f6c0346a6970c96eba1bddafb1527e8d1dc2f81affe --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-12-02 21:34:16,268 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-12-02 21:34:16,333 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/bin/ukojak-verify-Qdu7aM0XO9/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-12-02 21:34:16,337 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-12-02 21:34:16,338 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-12-02 21:34:16,360 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-12-02 21:34:16,361 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-12-02 21:34:16,361 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-12-02 21:34:16,362 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-12-02 21:34:16,363 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-12-02 21:34:16,363 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-12-02 21:34:16,364 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-12-02 21:34:16,364 INFO L153 SettingsManager]: * sizeof long=4 [2023-12-02 21:34:16,365 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-12-02 21:34:16,365 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-12-02 21:34:16,366 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-12-02 21:34:16,366 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-12-02 21:34:16,367 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-12-02 21:34:16,367 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-12-02 21:34:16,368 INFO L153 SettingsManager]: * sizeof long double=12 [2023-12-02 21:34:16,368 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-12-02 21:34:16,369 INFO L153 SettingsManager]: * Use constant arrays=true [2023-12-02 21:34:16,369 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-12-02 21:34:16,370 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-12-02 21:34:16,370 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-12-02 21:34:16,371 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-12-02 21:34:16,371 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:34:16,372 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-12-02 21:34:16,372 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-12-02 21:34:16,372 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-12-02 21:34:16,373 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-12-02 21:34:16,373 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-12-02 21:34:16,373 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-12-02 21:34:16,374 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_141d833a-2b09-48b9-9da6-c3910f7eb110/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/bin/ukojak-verify-Qdu7aM0XO9 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 777b34a90701d0b2e3b99f6c0346a6970c96eba1bddafb1527e8d1dc2f81affe [2023-12-02 21:34:16,594 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-12-02 21:34:16,613 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-12-02 21:34:16,616 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-12-02 21:34:16,617 INFO L270 PluginConnector]: Initializing CDTParser... [2023-12-02 21:34:16,617 INFO L274 PluginConnector]: CDTParser initialized [2023-12-02 21:34:16,619 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/bin/ukojak-verify-Qdu7aM0XO9/../../sv-benchmarks/c/eca-rers2012/Problem07_label53.c [2023-12-02 21:34:19,304 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-12-02 21:34:20,695 INFO L384 CDTParser]: Found 1 translation units. [2023-12-02 21:34:20,696 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/sv-benchmarks/c/eca-rers2012/Problem07_label53.c [2023-12-02 21:34:20,877 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/bin/ukojak-verify-Qdu7aM0XO9/data/4288d09d4/006435de7c3a48b49b499aacbf4b85dc/FLAGfdb71cdd6 [2023-12-02 21:34:20,889 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/bin/ukojak-verify-Qdu7aM0XO9/data/4288d09d4/006435de7c3a48b49b499aacbf4b85dc [2023-12-02 21:34:20,891 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-12-02 21:34:20,892 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-12-02 21:34:20,893 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-12-02 21:34:20,893 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-12-02 21:34:20,896 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-12-02 21:34:20,897 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:34:20" (1/1) ... [2023-12-02 21:34:20,905 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@500b729a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:20, skipping insertion in model container [2023-12-02 21:34:20,905 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 09:34:20" (1/1) ... [2023-12-02 21:34:21,672 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-12-02 21:34:32,840 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/sv-benchmarks/c/eca-rers2012/Problem07_label53.c[2776999,2777012] [2023-12-02 21:34:32,896 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:34:32,904 INFO L202 MainTranslator]: Completed pre-run [2023-12-02 21:34:39,507 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/sv-benchmarks/c/eca-rers2012/Problem07_label53.c[2776999,2777012] [2023-12-02 21:34:39,509 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-12-02 21:34:40,484 INFO L206 MainTranslator]: Completed translation [2023-12-02 21:34:40,484 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:40 WrapperNode [2023-12-02 21:34:40,484 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-12-02 21:34:40,485 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-12-02 21:34:40,485 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-12-02 21:34:40,485 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-12-02 21:34:40,490 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:40" (1/1) ... [2023-12-02 21:34:40,969 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:40" (1/1) ... [2023-12-02 21:34:43,051 INFO L138 Inliner]: procedures = 59, calls = 53, calls flagged for inlining = 48, calls inlined = 48, statements flattened = 83774 [2023-12-02 21:34:43,052 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-12-02 21:34:43,052 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-12-02 21:34:43,052 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-12-02 21:34:43,053 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-12-02 21:34:43,061 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:40" (1/1) ... [2023-12-02 21:34:43,061 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:40" (1/1) ... [2023-12-02 21:34:43,371 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:40" (1/1) ... [2023-12-02 21:34:43,372 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:40" (1/1) ... [2023-12-02 21:34:44,405 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:40" (1/1) ... [2023-12-02 21:34:44,596 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:40" (1/1) ... [2023-12-02 21:34:44,791 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:40" (1/1) ... [2023-12-02 21:34:44,876 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:40" (1/1) ... [2023-12-02 21:34:45,179 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-12-02 21:34:45,180 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-12-02 21:34:45,180 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-12-02 21:34:45,181 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-12-02 21:34:45,182 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 09:34:40" (1/1) ... [2023-12-02 21:34:45,188 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-12-02 21:34:45,200 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/bin/ukojak-verify-Qdu7aM0XO9/z3 [2023-12-02 21:34:45,217 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-12-02 21:34:45,226 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_141d833a-2b09-48b9-9da6-c3910f7eb110/bin/ukojak-verify-Qdu7aM0XO9/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-12-02 21:34:45,251 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-12-02 21:34:45,251 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-12-02 21:34:45,252 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-12-02 21:34:45,252 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-12-02 21:34:45,379 INFO L241 CfgBuilder]: Building ICFG [2023-12-02 21:34:45,381 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-12-02 21:35:26,002 INFO L282 CfgBuilder]: Performing block encoding [2023-12-02 21:35:26,853 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-12-02 21:35:26,854 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-12-02 21:35:26,859 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:35:26 BoogieIcfgContainer [2023-12-02 21:35:26,859 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-12-02 21:35:26,860 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-12-02 21:35:26,860 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-12-02 21:35:26,868 INFO L274 PluginConnector]: CodeCheck initialized [2023-12-02 21:35:26,868 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 09:35:26" (1/1) ... [2023-12-02 21:35:26,876 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-12-02 21:35:27,028 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:35:27,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 20217 states to 10135 states and 20217 transitions. [2023-12-02 21:35:27,064 INFO L276 IsEmpty]: Start isEmpty. Operand 10135 states and 20217 transitions. [2023-12-02 21:35:27,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10086 [2023-12-02 21:35:27,831 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:35:27,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:35:30,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:36:06,145 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 21:36:50,024 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:36:50,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31170 states to 20218 states and 31170 transitions. [2023-12-02 21:36:50,063 INFO L276 IsEmpty]: Start isEmpty. Operand 20218 states and 31170 transitions. [2023-12-02 21:36:50,617 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10090 [2023-12-02 21:36:50,617 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:36:50,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:36:52,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:17,137 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:37:18,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:18,643 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31175 states to 20221 states and 31175 transitions. [2023-12-02 21:37:18,643 INFO L276 IsEmpty]: Start isEmpty. Operand 20221 states and 31175 transitions. [2023-12-02 21:37:19,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10093 [2023-12-02 21:37:19,390 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:19,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:21,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:37:42,181 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:37:43,228 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:37:43,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31184 states to 20227 states and 31184 transitions. [2023-12-02 21:37:43,253 INFO L276 IsEmpty]: Start isEmpty. Operand 20227 states and 31184 transitions. [2023-12-02 21:37:43,812 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10102 [2023-12-02 21:37:43,812 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:37:43,812 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:37:45,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:07,903 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 15 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:38:08,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:08,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31197 states to 20239 states and 31197 transitions. [2023-12-02 21:38:08,830 INFO L276 IsEmpty]: Start isEmpty. Operand 20239 states and 31197 transitions. [2023-12-02 21:38:09,307 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10115 [2023-12-02 21:38:09,307 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:09,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:10,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:33,030 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 28 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:38:34,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:34,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31229 states to 20267 states and 31229 transitions. [2023-12-02 21:38:34,248 INFO L276 IsEmpty]: Start isEmpty. Operand 20267 states and 31229 transitions. [2023-12-02 21:38:34,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10117 [2023-12-02 21:38:34,781 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:34,782 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:38:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:38:58,191 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 30 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:38:59,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:38:59,248 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31255 states to 20291 states and 31255 transitions. [2023-12-02 21:38:59,248 INFO L276 IsEmpty]: Start isEmpty. Operand 20291 states and 31255 transitions. [2023-12-02 21:38:59,763 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10118 [2023-12-02 21:38:59,763 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:38:59,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:01,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:24,264 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:39:25,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:25,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31256 states to 20292 states and 31256 transitions. [2023-12-02 21:39:25,061 INFO L276 IsEmpty]: Start isEmpty. Operand 20292 states and 31256 transitions. [2023-12-02 21:39:25,634 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10119 [2023-12-02 21:39:25,634 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:25,634 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:27,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:39:49,133 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:39:50,051 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:39:50,065 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31257 states to 20293 states and 31257 transitions. [2023-12-02 21:39:50,065 INFO L276 IsEmpty]: Start isEmpty. Operand 20293 states and 31257 transitions. [2023-12-02 21:39:50,585 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10123 [2023-12-02 21:39:50,585 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:39:50,585 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:39:51,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:16,433 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:40:17,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:17,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31298 states to 20329 states and 31298 transitions. [2023-12-02 21:40:17,671 INFO L276 IsEmpty]: Start isEmpty. Operand 20329 states and 31298 transitions. [2023-12-02 21:40:18,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10124 [2023-12-02 21:40:18,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:18,184 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:19,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:40:41,687 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 37 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:40:42,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:40:42,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31304 states to 20334 states and 31304 transitions. [2023-12-02 21:40:42,533 INFO L276 IsEmpty]: Start isEmpty. Operand 20334 states and 31304 transitions. [2023-12-02 21:40:43,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10127 [2023-12-02 21:40:43,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:40:43,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:40:44,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:07,573 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:41:09,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:09,323 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31350 states to 20374 states and 31350 transitions. [2023-12-02 21:41:09,324 INFO L276 IsEmpty]: Start isEmpty. Operand 20374 states and 31350 transitions. [2023-12-02 21:41:09,834 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10128 [2023-12-02 21:41:09,834 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:09,834 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:11,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:34,353 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 41 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:41:35,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:41:35,457 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31380 states to 20400 states and 31380 transitions. [2023-12-02 21:41:35,457 INFO L276 IsEmpty]: Start isEmpty. Operand 20400 states and 31380 transitions. [2023-12-02 21:41:35,959 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10129 [2023-12-02 21:41:35,959 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:41:35,959 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:41:37,230 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:41:59,267 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 42 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:42:00,077 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:00,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31381 states to 20401 states and 31381 transitions. [2023-12-02 21:42:00,095 INFO L276 IsEmpty]: Start isEmpty. Operand 20401 states and 31381 transitions. [2023-12-02 21:42:00,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10130 [2023-12-02 21:42:00,607 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:00,608 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:01,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:24,259 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 43 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:42:24,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:24,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31385 states to 20404 states and 31385 transitions. [2023-12-02 21:42:24,962 INFO L276 IsEmpty]: Start isEmpty. Operand 20404 states and 31385 transitions. [2023-12-02 21:42:25,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10134 [2023-12-02 21:42:25,421 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:25,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:42:50,031 INFO L134 CoverageAnalysis]: Checked inductivity of 47 backedges. 47 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:42:51,463 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:42:51,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31397 states to 20414 states and 31397 transitions. [2023-12-02 21:42:51,483 INFO L276 IsEmpty]: Start isEmpty. Operand 20414 states and 31397 transitions. [2023-12-02 21:42:52,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10137 [2023-12-02 21:42:52,124 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:42:52,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:42:53,445 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:20,432 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 50 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:21,905 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:21,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31454 states to 20464 states and 31454 transitions. [2023-12-02 21:43:21,918 INFO L276 IsEmpty]: Start isEmpty. Operand 20464 states and 31454 transitions. [2023-12-02 21:43:22,425 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10140 [2023-12-02 21:43:22,425 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:22,426 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:23,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:43:45,814 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 53 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:43:47,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:43:47,652 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31515 states to 20517 states and 31515 transitions. [2023-12-02 21:43:47,652 INFO L276 IsEmpty]: Start isEmpty. Operand 20517 states and 31515 transitions. [2023-12-02 21:43:48,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10141 [2023-12-02 21:43:48,386 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:43:48,386 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:43:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:14,050 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:44:15,927 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:15,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31578 states to 20571 states and 31578 transitions. [2023-12-02 21:44:15,939 INFO L276 IsEmpty]: Start isEmpty. Operand 20571 states and 31578 transitions. [2023-12-02 21:44:16,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10142 [2023-12-02 21:44:16,443 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-12-02 21:44:16,443 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-12-02 21:44:17,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-12-02 21:44:39,700 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 55 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-12-02 21:44:41,101 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-12-02 21:44:41,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 31594 states to 20583 states and 31594 transitions. [2023-12-02 21:44:41,116 INFO L276 IsEmpty]: Start isEmpty. Operand 20583 states and 31594 transitions.