./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/busybox-1.22.0/expand-1.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 9bd2c7ff 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_610a9fb5-8353-457d-8d79-04d9ebb51691/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_610a9fb5-8353-457d-8d79-04d9ebb51691/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_610a9fb5-8353-457d-8d79-04d9ebb51691/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_610a9fb5-8353-457d-8d79-04d9ebb51691/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/busybox-1.22.0/expand-1.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_610a9fb5-8353-457d-8d79-04d9ebb51691/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_610a9fb5-8353-457d-8d79-04d9ebb51691/bin/ukojak-verify-G8NBE6pJGL --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 64bit --witnessprinter.graph.data.programhash 85240ddefe6af5bb0c110ef44a1b526a3f7bd308e67ba5f31a818269c346c14e --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:05:33,681 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:05:33,800 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_610a9fb5-8353-457d-8d79-04d9ebb51691/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Overflow-64bit-Kojak_Default.epf [2023-11-19 03:05:33,807 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:05:33,807 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:05:33,837 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:05:33,839 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:05:33,839 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:05:33,840 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:05:33,841 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:05:33,842 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:05:33,843 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:05:33,843 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:05:33,844 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:05:33,845 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:05:33,845 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:05:33,846 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:05:33,847 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-19 03:05:33,848 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-19 03:05:33,848 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:05:33,849 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:05:33,850 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:05:33,851 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:05:33,852 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:05:33,852 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:05:33,853 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:05:33,854 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:05:33,854 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:05:33,855 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:05:33,856 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:05:33,856 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:05:33,857 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:05:33,857 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_610a9fb5-8353-457d-8d79-04d9ebb51691/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_610a9fb5-8353-457d-8d79-04d9ebb51691/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 85240ddefe6af5bb0c110ef44a1b526a3f7bd308e67ba5f31a818269c346c14e [2023-11-19 03:05:34,210 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:05:34,242 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:05:34,248 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:05:34,250 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:05:34,251 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:05:34,252 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_610a9fb5-8353-457d-8d79-04d9ebb51691/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/busybox-1.22.0/expand-1.i [2023-11-19 03:05:37,880 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:05:38,364 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:05:38,365 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_610a9fb5-8353-457d-8d79-04d9ebb51691/sv-benchmarks/c/busybox-1.22.0/expand-1.i [2023-11-19 03:05:38,405 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_610a9fb5-8353-457d-8d79-04d9ebb51691/bin/ukojak-verify-G8NBE6pJGL/data/b54470c16/2f4cc8fb67ef46cfb440414f77069b37/FLAGf69f74eec [2023-11-19 03:05:38,422 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_610a9fb5-8353-457d-8d79-04d9ebb51691/bin/ukojak-verify-G8NBE6pJGL/data/b54470c16/2f4cc8fb67ef46cfb440414f77069b37 [2023-11-19 03:05:38,425 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:05:38,427 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:05:38,428 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:05:38,429 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:05:38,436 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:05:38,437 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:05:38" (1/1) ... [2023-11-19 03:05:38,440 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6fda5bd and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:38, skipping insertion in model container [2023-11-19 03:05:38,441 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:05:38" (1/1) ... [2023-11-19 03:05:38,596 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:05:40,982 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:05:41,041 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:05:41,446 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:05:41,615 WARN L675 CHandler]: The function fflush is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:41,616 WARN L675 CHandler]: The function strerror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:41,616 WARN L675 CHandler]: The function ferror is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:41,616 WARN L675 CHandler]: The function fopen is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:41,616 WARN L675 CHandler]: The function clearerr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:41,617 WARN L675 CHandler]: The function strstr is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:41,617 WARN L675 CHandler]: The function fclose is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:41,617 WARN L675 CHandler]: The function putchar is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:41,617 WARN L675 CHandler]: The function strtoul is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:41,617 WARN L675 CHandler]: The function fputs is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:41,618 WARN L675 CHandler]: The function strcspn is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:41,618 WARN L675 CHandler]: The function fgetc is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 03:05:41,626 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:05:41,627 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:41 WrapperNode [2023-11-19 03:05:41,627 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:05:41,628 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:05:41,629 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:05:41,629 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:05:41,637 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:41" (1/1) ... [2023-11-19 03:05:41,704 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:41" (1/1) ... [2023-11-19 03:05:41,901 INFO L138 Inliner]: procedures = 591, calls = 644, calls flagged for inlining = 37, calls inlined = 36, statements flattened = 2527 [2023-11-19 03:05:41,902 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:05:41,903 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:05:41,904 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:05:41,904 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:05:41,915 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:41" (1/1) ... [2023-11-19 03:05:41,915 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:41" (1/1) ... [2023-11-19 03:05:41,957 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:41" (1/1) ... [2023-11-19 03:05:41,958 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:41" (1/1) ... [2023-11-19 03:05:42,056 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:41" (1/1) ... [2023-11-19 03:05:42,100 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:41" (1/1) ... [2023-11-19 03:05:42,128 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:41" (1/1) ... [2023-11-19 03:05:42,148 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:41" (1/1) ... [2023-11-19 03:05:42,183 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:05:42,185 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:05:42,185 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:05:42,185 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:05:42,186 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:05:41" (1/1) ... [2023-11-19 03:05:42,193 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:05:42,210 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_610a9fb5-8353-457d-8d79-04d9ebb51691/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:05:42,225 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_610a9fb5-8353-457d-8d79-04d9ebb51691/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:05:42,247 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_610a9fb5-8353-457d-8d79-04d9ebb51691/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:05:42,271 INFO L130 BoogieDeclarations]: Found specification of procedure getopt32 [2023-11-19 03:05:42,272 INFO L138 BoogieDeclarations]: Found implementation of procedure getopt32 [2023-11-19 03:05:42,272 INFO L130 BoogieDeclarations]: Found specification of procedure putchar [2023-11-19 03:05:42,272 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_realloc [2023-11-19 03:05:42,272 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_realloc [2023-11-19 03:05:42,272 INFO L130 BoogieDeclarations]: Found specification of procedure xrealloc [2023-11-19 03:05:42,273 INFO L138 BoogieDeclarations]: Found implementation of procedure xrealloc [2023-11-19 03:05:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure strerror [2023-11-19 03:05:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2023-11-19 03:05:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:05:42,273 INFO L130 BoogieDeclarations]: Found specification of procedure clearerr [2023-11-19 03:05:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 03:05:42,275 INFO L130 BoogieDeclarations]: Found specification of procedure bb_verror_msg [2023-11-19 03:05:42,275 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_verror_msg [2023-11-19 03:05:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure fgetc [2023-11-19 03:05:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 03:05:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:05:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:05:42,276 INFO L130 BoogieDeclarations]: Found specification of procedure fputs [2023-11-19 03:05:42,277 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2023-11-19 03:05:42,277 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:05:42,277 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 03:05:42,278 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:05:42,278 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:05:42,278 INFO L130 BoogieDeclarations]: Found specification of procedure reach_error [2023-11-19 03:05:42,278 INFO L138 BoogieDeclarations]: Found implementation of procedure reach_error [2023-11-19 03:05:42,278 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_strcpy [2023-11-19 03:05:42,279 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_strcpy [2023-11-19 03:05:42,280 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc [2023-11-19 03:05:42,280 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc [2023-11-19 03:05:42,280 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 03:05:42,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 03:05:42,281 INFO L130 BoogieDeclarations]: Found specification of procedure bb_simple_perror_msg [2023-11-19 03:05:42,281 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_simple_perror_msg [2023-11-19 03:05:42,282 INFO L130 BoogieDeclarations]: Found specification of procedure bb_perror_msg_and_die [2023-11-19 03:05:42,282 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_perror_msg_and_die [2023-11-19 03:05:42,282 INFO L130 BoogieDeclarations]: Found specification of procedure fopen [2023-11-19 03:05:42,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 03:05:42,282 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 03:05:42,282 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:05:42,283 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:05:42,283 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:05:42,283 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:05:42,283 INFO L130 BoogieDeclarations]: Found specification of procedure ferror [2023-11-19 03:05:42,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:05:42,284 INFO L130 BoogieDeclarations]: Found specification of procedure fclose [2023-11-19 03:05:42,284 INFO L130 BoogieDeclarations]: Found specification of procedure xatou_range [2023-11-19 03:05:42,284 INFO L138 BoogieDeclarations]: Found implementation of procedure xatou_range [2023-11-19 03:05:42,284 INFO L130 BoogieDeclarations]: Found specification of procedure unicode_strwidth [2023-11-19 03:05:42,284 INFO L138 BoogieDeclarations]: Found implementation of procedure unicode_strwidth [2023-11-19 03:05:42,284 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 03:05:42,285 INFO L130 BoogieDeclarations]: Found specification of procedure xmalloc_fgets [2023-11-19 03:05:42,285 INFO L138 BoogieDeclarations]: Found implementation of procedure xmalloc_fgets [2023-11-19 03:05:42,285 INFO L130 BoogieDeclarations]: Found specification of procedure strcspn [2023-11-19 03:05:42,285 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2023-11-19 03:05:42,285 INFO L130 BoogieDeclarations]: Found specification of procedure bb_error_msg_and_die [2023-11-19 03:05:42,285 INFO L138 BoogieDeclarations]: Found implementation of procedure bb_error_msg_and_die [2023-11-19 03:05:42,286 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:05:42,922 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:05:42,926 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:05:45,325 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:05:46,337 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:05:46,337 INFO L302 CfgBuilder]: Removed 45 assume(true) statements. [2023-11-19 03:05:46,354 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:46 BoogieIcfgContainer [2023-11-19 03:05:46,354 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:05:46,356 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:05:46,356 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:05:46,367 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:05:46,367 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:05:46" (1/1) ... [2023-11-19 03:05:46,378 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:05:46,464 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:46,497 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 830 states to 584 states and 830 transitions. [2023-11-19 03:05:46,498 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 830 transitions. [2023-11-19 03:05:46,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 4 [2023-11-19 03:05:46,499 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:46,500 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:46,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:47,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:47,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:47,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 833 states to 586 states and 833 transitions. [2023-11-19 03:05:47,358 INFO L276 IsEmpty]: Start isEmpty. Operand 586 states and 833 transitions. [2023-11-19 03:05:47,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-19 03:05:47,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:47,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:47,459 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:47,600 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:47,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:47,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 834 states to 587 states and 834 transitions. [2023-11-19 03:05:47,628 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 834 transitions. [2023-11-19 03:05:47,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2023-11-19 03:05:47,630 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:47,631 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:47,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:47,939 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:47,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:48,001 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 589 states and 837 transitions. [2023-11-19 03:05:48,002 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 837 transitions. [2023-11-19 03:05:48,005 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-19 03:05:48,006 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:48,006 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:48,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:48,180 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-19 03:05:48,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:48,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 588 states and 836 transitions. [2023-11-19 03:05:48,268 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 836 transitions. [2023-11-19 03:05:48,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:05:48,268 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:48,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:48,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:48,519 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:48,588 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:48,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 837 states to 589 states and 837 transitions. [2023-11-19 03:05:48,595 INFO L276 IsEmpty]: Start isEmpty. Operand 589 states and 837 transitions. [2023-11-19 03:05:48,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2023-11-19 03:05:48,595 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:48,596 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:48,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:48,804 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2023-11-19 03:05:48,992 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:48,996 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 836 states to 588 states and 836 transitions. [2023-11-19 03:05:48,996 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 836 transitions. [2023-11-19 03:05:48,996 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 13 [2023-11-19 03:05:48,996 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:48,997 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:49,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:49,176 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-19 03:05:49,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:49,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 838 states to 587 states and 835 transitions. [2023-11-19 03:05:49,227 INFO L276 IsEmpty]: Start isEmpty. Operand 587 states and 835 transitions. [2023-11-19 03:05:49,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 14 [2023-11-19 03:05:49,228 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:49,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:49,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:49,438 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:49,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:49,659 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 841 states to 590 states and 838 transitions. [2023-11-19 03:05:49,659 INFO L276 IsEmpty]: Start isEmpty. Operand 590 states and 838 transitions. [2023-11-19 03:05:49,660 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2023-11-19 03:05:49,660 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:49,660 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:49,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:49,935 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:50,097 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:50,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 844 states to 593 states and 841 transitions. [2023-11-19 03:05:50,101 INFO L276 IsEmpty]: Start isEmpty. Operand 593 states and 841 transitions. [2023-11-19 03:05:50,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-19 03:05:50,102 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:50,102 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:50,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:50,390 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 0 proven. 22 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:50,606 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:50,610 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 847 states to 596 states and 844 transitions. [2023-11-19 03:05:50,610 INFO L276 IsEmpty]: Start isEmpty. Operand 596 states and 844 transitions. [2023-11-19 03:05:50,611 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 03:05:50,611 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:50,611 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:50,986 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:51,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:51,231 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 850 states to 599 states and 847 transitions. [2023-11-19 03:05:51,231 INFO L276 IsEmpty]: Start isEmpty. Operand 599 states and 847 transitions. [2023-11-19 03:05:51,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2023-11-19 03:05:51,233 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:51,233 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:51,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:51,628 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:51,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:51,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 853 states to 602 states and 850 transitions. [2023-11-19 03:05:51,897 INFO L276 IsEmpty]: Start isEmpty. Operand 602 states and 850 transitions. [2023-11-19 03:05:51,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2023-11-19 03:05:51,898 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:51,899 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:51,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:52,327 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 0 proven. 70 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:52,609 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:52,614 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 605 states and 853 transitions. [2023-11-19 03:05:52,614 INFO L276 IsEmpty]: Start isEmpty. Operand 605 states and 853 transitions. [2023-11-19 03:05:52,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2023-11-19 03:05:52,618 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:52,618 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:52,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:53,096 INFO L134 CoverageAnalysis]: Checked inductivity of 92 backedges. 0 proven. 92 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:53,394 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:53,398 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 608 states and 856 transitions. [2023-11-19 03:05:53,399 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 856 transitions. [2023-11-19 03:05:53,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2023-11-19 03:05:53,407 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:53,408 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:53,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:53,947 INFO L134 CoverageAnalysis]: Checked inductivity of 117 backedges. 0 proven. 117 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 03:05:54,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:54,164 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 861 states to 611 states and 858 transitions. [2023-11-19 03:05:54,164 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 858 transitions. [2023-11-19 03:05:54,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2023-11-19 03:05:54,165 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:54,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:54,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:54,655 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:05:54,912 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:54,916 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 857 states to 610 states and 857 transitions. [2023-11-19 03:05:54,916 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 857 transitions. [2023-11-19 03:05:54,916 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 39 [2023-11-19 03:05:54,917 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:54,917 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:55,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:55,148 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:05:55,177 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:55,181 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 856 states to 609 states and 856 transitions. [2023-11-19 03:05:55,181 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 856 transitions. [2023-11-19 03:05:55,183 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-19 03:05:55,183 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:55,183 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:55,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:55,408 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:05:55,563 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:55,569 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 855 states to 608 states and 855 transitions. [2023-11-19 03:05:55,570 INFO L276 IsEmpty]: Start isEmpty. Operand 608 states and 855 transitions. [2023-11-19 03:05:55,570 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 43 [2023-11-19 03:05:55,571 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:55,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:55,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:55,834 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:05:55,943 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:55,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 858 states to 610 states and 858 transitions. [2023-11-19 03:05:55,947 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 858 transitions. [2023-11-19 03:05:55,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2023-11-19 03:05:55,948 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:55,948 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:56,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:56,221 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:05:56,251 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:56,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 859 states to 611 states and 859 transitions. [2023-11-19 03:05:56,257 INFO L276 IsEmpty]: Start isEmpty. Operand 611 states and 859 transitions. [2023-11-19 03:05:56,258 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:05:56,258 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:56,258 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:56,382 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:56,621 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:05:56,689 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:56,693 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 863 states to 614 states and 863 transitions. [2023-11-19 03:05:56,693 INFO L276 IsEmpty]: Start isEmpty. Operand 614 states and 863 transitions. [2023-11-19 03:05:56,694 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:05:56,694 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:56,694 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:56,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:56,975 INFO L134 CoverageAnalysis]: Checked inductivity of 147 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:05:57,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:57,158 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 866 states to 616 states and 866 transitions. [2023-11-19 03:05:57,159 INFO L276 IsEmpty]: Start isEmpty. Operand 616 states and 866 transitions. [2023-11-19 03:05:57,159 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:05:57,159 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:57,160 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:57,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:57,423 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:05:57,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:57,939 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 622 states and 877 transitions. [2023-11-19 03:05:57,941 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 877 transitions. [2023-11-19 03:05:57,942 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:05:57,942 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:57,943 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:58,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:58,210 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:05:58,235 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:58,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 623 states and 878 transitions. [2023-11-19 03:05:58,239 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 878 transitions. [2023-11-19 03:05:58,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:05:58,240 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:58,241 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:58,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:58,498 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:05:58,808 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:58,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 877 states to 622 states and 877 transitions. [2023-11-19 03:05:58,812 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 877 transitions. [2023-11-19 03:05:58,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 03:05:58,813 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:58,813 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:58,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:59,026 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 146 trivial. 0 not checked. [2023-11-19 03:05:59,059 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:59,063 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 878 states to 623 states and 878 transitions. [2023-11-19 03:05:59,063 INFO L276 IsEmpty]: Start isEmpty. Operand 623 states and 878 transitions. [2023-11-19 03:05:59,064 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:05:59,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:59,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:59,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:05:59,336 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 150 trivial. 0 not checked. [2023-11-19 03:05:59,798 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:05:59,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 881 states to 625 states and 881 transitions. [2023-11-19 03:05:59,807 INFO L276 IsEmpty]: Start isEmpty. Operand 625 states and 881 transitions. [2023-11-19 03:05:59,807 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:05:59,807 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:05:59,808 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:05:59,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:00,141 INFO L134 CoverageAnalysis]: Checked inductivity of 152 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:06:00,639 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:00,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 885 states to 627 states and 885 transitions. [2023-11-19 03:06:00,643 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 885 transitions. [2023-11-19 03:06:00,643 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:06:00,643 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:00,644 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:00,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:01,003 INFO L134 CoverageAnalysis]: Checked inductivity of 148 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:06:01,220 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:01,223 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 890 states to 630 states and 890 transitions. [2023-11-19 03:06:01,223 INFO L276 IsEmpty]: Start isEmpty. Operand 630 states and 890 transitions. [2023-11-19 03:06:01,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:06:01,224 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:01,224 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:01,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:01,543 INFO L134 CoverageAnalysis]: Checked inductivity of 149 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:06:01,850 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:01,854 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 895 states to 634 states and 895 transitions. [2023-11-19 03:06:01,854 INFO L276 IsEmpty]: Start isEmpty. Operand 634 states and 895 transitions. [2023-11-19 03:06:01,854 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2023-11-19 03:06:01,855 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:01,855 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:01,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:02,045 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 157 trivial. 0 not checked. [2023-11-19 03:06:02,350 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:02,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 896 states to 636 states and 896 transitions. [2023-11-19 03:06:02,357 INFO L276 IsEmpty]: Start isEmpty. Operand 636 states and 896 transitions. [2023-11-19 03:06:02,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:06:02,358 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:02,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:02,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:02,811 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 1 refuted. 0 times theorem prover too weak. 147 trivial. 0 not checked. [2023-11-19 03:06:03,112 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:03,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 897 states to 637 states and 897 transitions. [2023-11-19 03:06:03,116 INFO L276 IsEmpty]: Start isEmpty. Operand 637 states and 897 transitions. [2023-11-19 03:06:03,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:06:03,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:03,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:03,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:03,520 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:06:03,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:03,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 641 states and 902 transitions. [2023-11-19 03:06:03,661 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 902 transitions. [2023-11-19 03:06:03,662 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2023-11-19 03:06:03,662 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:03,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:03,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:04,101 INFO L134 CoverageAnalysis]: Checked inductivity of 155 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2023-11-19 03:06:04,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:04,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 640 states and 901 transitions. [2023-11-19 03:06:04,645 INFO L276 IsEmpty]: Start isEmpty. Operand 640 states and 901 transitions. [2023-11-19 03:06:04,645 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:06:04,645 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:04,646 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:04,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:05,094 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:06:05,195 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:05,198 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 904 states to 641 states and 902 transitions. [2023-11-19 03:06:05,198 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 902 transitions. [2023-11-19 03:06:05,199 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:06:05,199 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:05,199 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:05,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:05,592 INFO L134 CoverageAnalysis]: Checked inductivity of 157 backedges. 0 proven. 12 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:06:05,823 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:05,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 645 states and 907 transitions. [2023-11-19 03:06:05,825 INFO L276 IsEmpty]: Start isEmpty. Operand 645 states and 907 transitions. [2023-11-19 03:06:05,826 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:06:05,826 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:05,826 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:05,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:06,142 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:06:06,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:06,172 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 910 states to 646 states and 908 transitions. [2023-11-19 03:06:06,172 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 908 transitions. [2023-11-19 03:06:06,173 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:06:06,173 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:06,173 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:06,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:06,476 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2023-11-19 03:06:06,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:06,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 647 states and 909 transitions. [2023-11-19 03:06:06,757 INFO L276 IsEmpty]: Start isEmpty. Operand 647 states and 909 transitions. [2023-11-19 03:06:06,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 03:06:06,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:06,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:06,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:07,041 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:06:07,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:07,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 650 states and 913 transitions. [2023-11-19 03:06:07,357 INFO L276 IsEmpty]: Start isEmpty. Operand 650 states and 913 transitions. [2023-11-19 03:06:07,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:06:07,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:07,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:07,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:07,802 INFO L134 CoverageAnalysis]: Checked inductivity of 169 backedges. 0 proven. 24 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:06:08,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:08,098 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 920 states to 654 states and 918 transitions. [2023-11-19 03:06:08,098 INFO L276 IsEmpty]: Start isEmpty. Operand 654 states and 918 transitions. [2023-11-19 03:06:08,099 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:06:08,099 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:08,099 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:08,191 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:08,392 INFO L134 CoverageAnalysis]: Checked inductivity of 177 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 165 trivial. 0 not checked. [2023-11-19 03:06:08,758 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:08,760 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 915 states to 651 states and 913 transitions. [2023-11-19 03:06:08,760 INFO L276 IsEmpty]: Start isEmpty. Operand 651 states and 913 transitions. [2023-11-19 03:06:08,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 03:06:08,762 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:08,762 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:08,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:09,139 INFO L134 CoverageAnalysis]: Checked inductivity of 174 backedges. 0 proven. 19 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 03:06:11,324 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:11,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 930 states to 660 states and 928 transitions. [2023-11-19 03:06:11,326 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 928 transitions. [2023-11-19 03:06:11,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:06:11,327 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:11,328 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:11,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:11,701 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:06:11,734 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:11,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 931 states to 661 states and 929 transitions. [2023-11-19 03:06:11,740 INFO L276 IsEmpty]: Start isEmpty. Operand 661 states and 929 transitions. [2023-11-19 03:06:11,741 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:06:11,741 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:11,742 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:11,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:12,225 INFO L134 CoverageAnalysis]: Checked inductivity of 175 backedges. 0 proven. 20 refuted. 0 times theorem prover too weak. 155 trivial. 0 not checked. [2023-11-19 03:06:14,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:14,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 946 states to 671 states and 944 transitions. [2023-11-19 03:06:14,601 INFO L276 IsEmpty]: Start isEmpty. Operand 671 states and 944 transitions. [2023-11-19 03:06:14,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 03:06:14,603 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:14,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:14,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:14,852 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked. [2023-11-19 03:06:14,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:06:14,869 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 949 states to 673 states and 947 transitions. [2023-11-19 03:06:14,869 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 947 transitions. [2023-11-19 03:06:14,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:06:14,870 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:06:14,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:06:14,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:06:15,553 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 145 trivial. 0 not checked.