./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound5.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 9bd2c7ff Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound5.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL --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 77987d39218daa3d8ca19fe9337f6493b276d704fa95c2d6fb7800ec30efdcea --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:56:44,813 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:56:44,939 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-19 03:56:44,945 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:56:44,945 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:56:44,970 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:56:44,972 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:56:44,973 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:56:44,974 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:56:44,979 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:56:44,980 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:56:44,981 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:56:44,982 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-19 03:56:44,983 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:56:44,984 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-19 03:56:44,984 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:56:44,985 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:56:44,985 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:56:44,986 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:56:44,986 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-19 03:56:44,987 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:56:44,988 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:56:44,988 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:56:44,990 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:56:44,991 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:56:44,991 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:56:44,992 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:44,993 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:56:44,993 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:56:44,994 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:56:44,995 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:56:44,995 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:56:44,996 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:56:44,996 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_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77987d39218daa3d8ca19fe9337f6493b276d704fa95c2d6fb7800ec30efdcea [2023-11-19 03:56:45,315 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:56:45,351 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:56:45,354 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:56:45,355 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:56:45,356 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:56:45,357 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound5.c [2023-11-19 03:56:48,649 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:56:48,839 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:56:48,839 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound5.c [2023-11-19 03:56:48,846 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL/data/bf10c840e/db6eb8a889ae48c5b6cb2043e2b4a221/FLAG845ee55c3 [2023-11-19 03:56:48,861 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL/data/bf10c840e/db6eb8a889ae48c5b6cb2043e2b4a221 [2023-11-19 03:56:48,864 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:56:48,866 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:56:48,868 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:48,868 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:56:48,873 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:56:48,874 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:48" (1/1) ... [2023-11-19 03:56:48,875 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@73e80b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:48, skipping insertion in model container [2023-11-19 03:56:48,875 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:56:48" (1/1) ... [2023-11-19 03:56:48,905 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:56:49,058 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_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound5.c[489,502] [2023-11-19 03:56:49,082 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:49,093 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:56:49,105 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_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/sv-benchmarks/c/nla-digbench-scaling/egcd-ll_unwindbound5.c[489,502] [2023-11-19 03:56:49,113 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:56:49,129 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:56:49,129 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49 WrapperNode [2023-11-19 03:56:49,130 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:56:49,131 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:49,131 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:56:49,131 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:56:49,138 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,145 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,164 INFO L138 Inliner]: procedures = 14, calls = 16, calls flagged for inlining = 2, calls inlined = 2, statements flattened = 60 [2023-11-19 03:56:49,165 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:56:49,166 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:56:49,166 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:56:49,166 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:56:49,177 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,177 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,179 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,179 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,183 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,186 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,188 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,189 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,191 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:56:49,192 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:56:49,192 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:56:49,192 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:56:49,193 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,200 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:56:49,216 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:56:49,229 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:56:49,260 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_2a2b7d07-639c-4dcb-b896-f0f78c4c0689/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:56:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:56:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:56:49,283 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:56:49,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:56:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:56:49,284 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:56:49,284 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2023-11-19 03:56:49,284 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2023-11-19 03:56:49,376 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:56:49,378 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:56:49,557 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:56:49,602 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:56:49,602 INFO L302 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-19 03:56:49,607 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:56:49 BoogieIcfgContainer [2023-11-19 03:56:49,607 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:56:49,608 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:56:49,609 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:56:49,618 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:56:49,618 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:56:49" (1/1) ... [2023-11-19 03:56:49,626 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:56:49,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:49,683 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 24 states and 34 transitions. [2023-11-19 03:56:49,684 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 34 transitions. [2023-11-19 03:56:49,687 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:56:49,688 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:49,688 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:49,790 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:49,851 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:56:49,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:49,882 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 32 states to 24 states and 32 transitions. [2023-11-19 03:56:49,882 INFO L276 IsEmpty]: Start isEmpty. Operand 24 states and 32 transitions. [2023-11-19 03:56:49,883 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:56:49,883 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:49,883 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:49,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:50,130 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:56:50,223 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:50,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 26 states and 35 transitions. [2023-11-19 03:56:50,224 INFO L276 IsEmpty]: Start isEmpty. Operand 26 states and 35 transitions. [2023-11-19 03:56:50,225 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2023-11-19 03:56:50,225 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:50,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:50,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:50,273 INFO L262 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:56:50,279 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:56:50,467 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:56:50,821 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:50,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 31 states and 50 transitions. [2023-11-19 03:56:50,825 INFO L276 IsEmpty]: Start isEmpty. Operand 31 states and 50 transitions. [2023-11-19 03:56:50,829 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:56:50,829 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:50,830 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:50,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:50,890 INFO L262 TraceCheckSpWp]: Trace formula consists of 78 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:56:50,893 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:56:51,012 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:56:51,484 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:51,488 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 35 states and 59 transitions. [2023-11-19 03:56:51,489 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 59 transitions. [2023-11-19 03:56:51,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2023-11-19 03:56:51,490 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:51,491 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:51,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:51,575 INFO L262 TraceCheckSpWp]: Trace formula consists of 87 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:56:51,579 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:56:51,715 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-19 03:56:52,372 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:52,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 74 states to 40 states and 70 transitions. [2023-11-19 03:56:52,373 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 70 transitions. [2023-11-19 03:56:52,375 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2023-11-19 03:56:52,376 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:52,376 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:52,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:52,410 INFO L262 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 8 conjunts are in the unsatisfiable core [2023-11-19 03:56:52,412 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:56:52,526 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:56:52,674 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:52,675 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 76 states to 41 states and 72 transitions. [2023-11-19 03:56:52,675 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 72 transitions. [2023-11-19 03:56:52,677 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:56:52,677 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:52,677 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:52,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:52,752 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 5 conjunts are in the unsatisfiable core [2023-11-19 03:56:52,754 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:56:52,916 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 6 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:56:54,328 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:54,331 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 51 states and 114 transitions. [2023-11-19 03:56:54,331 INFO L276 IsEmpty]: Start isEmpty. Operand 51 states and 114 transitions. [2023-11-19 03:56:54,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:56:54,333 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:54,334 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:54,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:54,383 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:56:54,392 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:56:54,794 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:56:56,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:56,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 56 states and 134 transitions. [2023-11-19 03:56:56,494 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states and 134 transitions. [2023-11-19 03:56:56,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2023-11-19 03:56:56,496 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:56,497 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:56,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:56,556 INFO L262 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 12 conjunts are in the unsatisfiable core [2023-11-19 03:56:56,559 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:56:56,759 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 6 proven. 3 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:56:57,344 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:57,350 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 58 states and 136 transitions. [2023-11-19 03:56:57,352 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 136 transitions. [2023-11-19 03:56:57,354 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2023-11-19 03:56:57,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:57,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:57,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:57,413 INFO L262 TraceCheckSpWp]: Trace formula consists of 107 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:56:57,415 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:56:57,563 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:56:58,334 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:56:58,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 164 states to 62 states and 155 transitions. [2023-11-19 03:56:58,336 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 155 transitions. [2023-11-19 03:56:58,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:56:58,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:56:58,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:56:58,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:56:58,374 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 30 conjunts are in the unsatisfiable core [2023-11-19 03:56:58,377 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:56:59,269 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 13 proven. 9 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:57:03,620 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:03,621 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 199 states to 72 states and 188 transitions. [2023-11-19 03:57:03,621 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 188 transitions. [2023-11-19 03:57:03,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:57:03,624 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:03,624 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:03,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:03,677 INFO L262 TraceCheckSpWp]: Trace formula consists of 112 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:57:03,687 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:04,080 INFO L134 CoverageAnalysis]: Checked inductivity of 38 backedges. 7 proven. 15 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:57:06,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 76 states and 203 transitions. [2023-11-19 03:57:06,115 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 203 transitions. [2023-11-19 03:57:06,123 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2023-11-19 03:57:06,123 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,124 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:06,166 INFO L262 TraceCheckSpWp]: Trace formula consists of 116 conjuncts, 9 conjunts are in the unsatisfiable core [2023-11-19 03:57:06,167 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:06,225 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 10 proven. 0 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:57:06,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:06,969 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 233 states to 79 states and 222 transitions. [2023-11-19 03:57:06,971 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 222 transitions. [2023-11-19 03:57:06,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:57:06,975 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:06,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:07,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:07,024 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:57:07,032 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:08,187 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 21 proven. 7 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2023-11-19 03:57:12,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:12,476 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 84 states and 243 transitions. [2023-11-19 03:57:12,476 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 243 transitions. [2023-11-19 03:57:12,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:57:12,477 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:12,477 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:12,509 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:12,511 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 03:57:12,513 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:12,986 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 15 proven. 12 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:57:14,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:14,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 271 states to 87 states and 260 transitions. [2023-11-19 03:57:14,793 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 260 transitions. [2023-11-19 03:57:14,794 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:57:14,794 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:14,795 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:14,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:14,830 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 24 conjunts are in the unsatisfiable core [2023-11-19 03:57:14,833 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:15,100 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 9 proven. 18 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 03:57:16,115 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:16,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 89 states and 262 transitions. [2023-11-19 03:57:16,117 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 262 transitions. [2023-11-19 03:57:16,118 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:57:16,118 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:16,118 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:16,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:16,158 INFO L262 TraceCheckSpWp]: Trace formula consists of 121 conjuncts, 27 conjunts are in the unsatisfiable core [2023-11-19 03:57:16,160 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:17,095 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 10 proven. 5 refuted. 0 times theorem prover too weak. 42 trivial. 0 not checked. [2023-11-19 03:57:20,535 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:20,536 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 288 states to 97 states and 277 transitions. [2023-11-19 03:57:20,537 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 277 transitions. [2023-11-19 03:57:20,538 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:57:20,538 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:20,539 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:20,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:20,573 INFO L262 TraceCheckSpWp]: Trace formula consists of 125 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-19 03:57:20,575 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:20,769 INFO L134 CoverageAnalysis]: Checked inductivity of 74 backedges. 17 proven. 10 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-19 03:57:22,557 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:22,558 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 101 states and 301 transitions. [2023-11-19 03:57:22,559 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 301 transitions. [2023-11-19 03:57:22,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:57:22,560 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:22,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:22,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:22,606 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:57:22,609 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:23,508 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 11 proven. 28 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-19 03:57:27,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:27,435 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 339 states to 106 states and 328 transitions. [2023-11-19 03:57:27,435 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 328 transitions. [2023-11-19 03:57:27,436 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:57:27,436 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:27,437 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:27,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:27,471 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:57:27,473 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:27,793 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:57:31,682 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:31,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 445 states to 116 states and 433 transitions. [2023-11-19 03:57:31,685 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 433 transitions. [2023-11-19 03:57:31,686 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:57:31,687 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:31,687 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:31,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:31,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 18 conjunts are in the unsatisfiable core [2023-11-19 03:57:31,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:32,188 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 11 proven. 28 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-19 03:57:34,412 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:34,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 119 states and 444 transitions. [2023-11-19 03:57:34,414 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 444 transitions. [2023-11-19 03:57:34,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:57:34,416 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:34,416 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:34,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:34,467 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:57:34,469 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:34,990 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-19 03:57:36,765 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:36,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 460 states to 121 states and 448 transitions. [2023-11-19 03:57:36,767 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 448 transitions. [2023-11-19 03:57:36,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:57:36,769 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:36,769 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:36,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:36,825 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 21 conjunts are in the unsatisfiable core [2023-11-19 03:57:36,827 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:37,298 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 11 proven. 28 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2023-11-19 03:57:37,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:37,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 122 states and 450 transitions. [2023-11-19 03:57:37,967 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 450 transitions. [2023-11-19 03:57:37,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:57:37,969 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:37,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:38,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:38,004 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:57:38,005 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:38,069 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:57:38,705 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:38,707 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 461 states to 122 states and 449 transitions. [2023-11-19 03:57:38,707 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 449 transitions. [2023-11-19 03:57:38,708 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:57:38,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:38,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:38,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:38,745 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 7 conjunts are in the unsatisfiable core [2023-11-19 03:57:38,747 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:38,806 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 12 proven. 46 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2023-11-19 03:57:40,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:40,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 463 states to 125 states and 451 transitions. [2023-11-19 03:57:40,725 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 451 transitions. [2023-11-19 03:57:40,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:57:40,727 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:40,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:40,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:40,785 INFO L262 TraceCheckSpWp]: Trace formula consists of 137 conjuncts, 13 conjunts are in the unsatisfiable core [2023-11-19 03:57:40,787 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:41,240 INFO L134 CoverageAnalysis]: Checked inductivity of 86 backedges. 12 proven. 12 refuted. 0 times theorem prover too weak. 62 trivial. 0 not checked. [2023-11-19 03:57:41,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:57:41,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 466 states to 126 states and 454 transitions. [2023-11-19 03:57:41,937 INFO L276 IsEmpty]: Start isEmpty. Operand 126 states and 454 transitions. [2023-11-19 03:57:41,938 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:57:41,939 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:57:41,939 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:57:41,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:57:41,974 INFO L262 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 10 conjunts are in the unsatisfiable core [2023-11-19 03:57:41,976 INFO L285 TraceCheckSpWp]: Computing forward predicates... [2023-11-19 03:57:42,461 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 27 proven. 7 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked.