./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rsi--rsi_91x.ko-entry_point.cil.out.i --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability 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_35d619d2-9970-4500-855c-413b4144a82d/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35d619d2-9970-4500-855c-413b4144a82d/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_35d619d2-9970-4500-855c-413b4144a82d/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35d619d2-9970-4500-855c-413b4144a82d/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rsi--rsi_91x.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35d619d2-9970-4500-855c-413b4144a82d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35d619d2-9970-4500-855c-413b4144a82d/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 64bit --witnessprinter.graph.data.programhash aa6e6fe2f0ffa3b99fe1d04a5932e9785002708e85a4e6328b8f4c31fc0bed5a --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 04:03:00,946 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 04:03:01,065 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35d619d2-9970-4500-855c-413b4144a82d/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 04:03:01,077 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 04:03:01,078 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 04:03:01,120 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 04:03:01,121 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 04:03:01,122 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 04:03:01,123 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 04:03:01,129 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 04:03:01,130 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 04:03:01,130 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 04:03:01,131 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 04:03:01,133 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 04:03:01,133 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 04:03:01,134 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 04:03:01,135 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 04:03:01,135 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 04:03:01,136 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 04:03:01,136 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 04:03:01,137 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 04:03:01,137 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 04:03:01,139 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 04:03:01,141 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:01,141 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 04:03:01,142 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 04:03:01,142 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 04:03:01,143 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 04:03:01,143 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 04:03:01,144 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 04:03:01,145 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_35d619d2-9970-4500-855c-413b4144a82d/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35d619d2-9970-4500-855c-413b4144a82d/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> aa6e6fe2f0ffa3b99fe1d04a5932e9785002708e85a4e6328b8f4c31fc0bed5a [2023-11-19 04:03:01,490 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 04:03:01,519 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 04:03:01,525 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 04:03:01,527 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 04:03:01,527 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 04:03:01,529 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35d619d2-9970-4500-855c-413b4144a82d/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rsi--rsi_91x.ko-entry_point.cil.out.i [2023-11-19 04:03:04,651 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 04:03:05,430 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 04:03:05,431 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35d619d2-9970-4500-855c-413b4144a82d/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rsi--rsi_91x.ko-entry_point.cil.out.i [2023-11-19 04:03:05,507 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35d619d2-9970-4500-855c-413b4144a82d/bin/ukojak-verify-G8NBE6pJGL/data/23fcddd38/770217fddf7e4320bd75791e9fb22bbd/FLAG1defce163 [2023-11-19 04:03:05,526 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35d619d2-9970-4500-855c-413b4144a82d/bin/ukojak-verify-G8NBE6pJGL/data/23fcddd38/770217fddf7e4320bd75791e9fb22bbd [2023-11-19 04:03:05,532 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 04:03:05,535 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 04:03:05,539 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:05,539 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 04:03:05,544 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 04:03:05,545 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,546 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@570ce35c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:05, skipping insertion in model container [2023-11-19 04:03:05,547 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 04:03:05" (1/1) ... [2023-11-19 04:03:05,722 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 04:03:06,922 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_35d619d2-9970-4500-855c-413b4144a82d/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rsi--rsi_91x.ko-entry_point.cil.out.i[197338,197351] [2023-11-19 04:03:08,390 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:08,478 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 04:03:08,722 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile (".pushsection .smp_locks,\"a\"\n.balign 4\n.long 671f - .\n.popsection\n671:\n\tlock; incl %0": "+m" (v->counter)); [6725] [2023-11-19 04:03:08,753 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_35d619d2-9970-4500-855c-413b4144a82d/sv-benchmarks/c/ldv-linux-3.16-rc1/205_9a_array_unsafes_linux-3.16-rc1.tar.xz-205_9a-drivers--net--wireless--rsi--rsi_91x.ko-entry_point.cil.out.i[197338,197351] [2023-11-19 04:03:09,192 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 04:03:09,319 WARN L675 CHandler]: The function __VERIFIER_nondet_u16 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:09,319 WARN L675 CHandler]: The function memcmp is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:09,319 WARN L675 CHandler]: The function __VERIFIER_nondet_u8 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:09,320 WARN L675 CHandler]: The function __VERIFIER_nondet_u32 is called, but not defined or handled by StandardFunctionHandler. [2023-11-19 04:03:09,328 INFO L206 MainTranslator]: Completed translation [2023-11-19 04:03:09,329 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09 WrapperNode [2023-11-19 04:03:09,329 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 04:03:09,331 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:09,331 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 04:03:09,331 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 04:03:09,339 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,444 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,705 INFO L138 Inliner]: procedures = 270, calls = 2836, calls flagged for inlining = 111, calls inlined = 38, statements flattened = 3229 [2023-11-19 04:03:09,706 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 04:03:09,706 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 04:03:09,707 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 04:03:09,707 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 04:03:09,719 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,719 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,747 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,748 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,879 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,910 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,940 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:09,965 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:10,002 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 04:03:10,004 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 04:03:10,004 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 04:03:10,004 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 04:03:10,005 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 04:03:09" (1/1) ... [2023-11-19 04:03:10,011 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 04:03:10,026 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35d619d2-9970-4500-855c-413b4144a82d/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 04:03:10,039 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35d619d2-9970-4500-855c-413b4144a82d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 04:03:10,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_35d619d2-9970-4500-855c-413b4144a82d/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 04:03:10,082 INFO L130 BoogieDeclarations]: Found specification of procedure atomic_set [2023-11-19 04:03:10,083 INFO L138 BoogieDeclarations]: Found implementation of procedure atomic_set [2023-11-19 04:03:10,083 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_dev_alloc_skb_12 [2023-11-19 04:03:10,084 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_dev_alloc_skb_12 [2023-11-19 04:03:10,085 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_load_radio_caps [2023-11-19 04:03:10,085 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_load_radio_caps [2023-11-19 04:03:10,085 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~$Pointer$ [2023-11-19 04:03:10,085 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~$Pointer$ [2023-11-19 04:03:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 04:03:10,086 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 04:03:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_conf_filter [2023-11-19 04:03:10,086 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_conf_filter [2023-11-19 04:03:10,086 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_hal_load_key [2023-11-19 04:03:10,087 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_hal_load_key [2023-11-19 04:03:10,087 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_remove_interface [2023-11-19 04:03:10,087 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_remove_interface [2023-11-19 04:03:10,087 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2023-11-19 04:03:10,089 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2023-11-19 04:03:10,089 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_sta_remove [2023-11-19 04:03:10,090 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_sta_remove [2023-11-19 04:03:10,090 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_alloc [2023-11-19 04:03:10,090 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_alloc [2023-11-19 04:03:10,090 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_config [2023-11-19 04:03:10,090 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_config [2023-11-19 04:03:10,090 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2023-11-19 04:03:10,091 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2023-11-19 04:03:10,091 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_is_data_qos [2023-11-19 04:03:10,091 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_is_data_qos [2023-11-19 04:03:10,092 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 04:03:10,093 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 04:03:10,093 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2023-11-19 04:03:10,093 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2023-11-19 04:03:10,093 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 04:03:10,094 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 04:03:10,095 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_send_internal_mgmt_frame [2023-11-19 04:03:10,095 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_send_internal_mgmt_frame [2023-11-19 04:03:10,095 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 04:03:10,096 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2023-11-19 04:03:10,097 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 04:03:10,097 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_remove [2023-11-19 04:03:10,097 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_remove [2023-11-19 04:03:10,097 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_start [2023-11-19 04:03:10,097 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_start [2023-11-19 04:03:10,098 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u32 [2023-11-19 04:03:10,098 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_err [2023-11-19 04:03:10,098 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_err [2023-11-19 04:03:10,098 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 04:03:10,098 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_hal_key_config [2023-11-19 04:03:10,098 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_hal_key_config [2023-11-19 04:03:10,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 04:03:10,099 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_tx [2023-11-19 04:03:10,099 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_tx [2023-11-19 04:03:10,099 INFO L130 BoogieDeclarations]: Found specification of procedure kmalloc [2023-11-19 04:03:10,099 INFO L138 BoogieDeclarations]: Found implementation of procedure kmalloc [2023-11-19 04:03:10,100 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_set_rts_threshold [2023-11-19 04:03:10,100 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_set_rts_threshold [2023-11-19 04:03:10,100 INFO L130 BoogieDeclarations]: Found specification of procedure ieee80211_queue_stopped [2023-11-19 04:03:10,100 INFO L138 BoogieDeclarations]: Found implementation of procedure ieee80211_queue_stopped [2023-11-19 04:03:10,101 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock_nested [2023-11-19 04:03:10,101 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock_nested [2023-11-19 04:03:10,101 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_set_key [2023-11-19 04:03:10,101 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_set_key [2023-11-19 04:03:10,101 INFO L130 BoogieDeclarations]: Found specification of procedure read~unchecked~int [2023-11-19 04:03:10,102 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_zalloc [2023-11-19 04:03:10,102 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_zalloc [2023-11-19 04:03:10,102 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_add_interface [2023-11-19 04:03:10,102 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_add_interface [2023-11-19 04:03:10,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~unchecked~int [2023-11-19 04:03:10,103 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 04:03:10,104 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memcpy [2023-11-19 04:03:10,104 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memcpy [2023-11-19 04:03:10,105 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_skb_free [2023-11-19 04:03:10,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_skb_free [2023-11-19 04:03:10,105 INFO L130 BoogieDeclarations]: Found specification of procedure ether_addr_copy [2023-11-19 04:03:10,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ether_addr_copy [2023-11-19 04:03:10,105 INFO L130 BoogieDeclarations]: Found specification of procedure kfree [2023-11-19 04:03:10,106 INFO L138 BoogieDeclarations]: Found implementation of procedure kfree [2023-11-19 04:03:10,106 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-19 04:03:10,106 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_send_aggregation_params_frame [2023-11-19 04:03:10,106 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_send_aggregation_params_frame [2023-11-19 04:03:10,107 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u16 [2023-11-19 04:03:10,107 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_set_rate_mask [2023-11-19 04:03:10,107 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_set_rate_mask [2023-11-19 04:03:10,108 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_hal_send_sta_notify_frame [2023-11-19 04:03:10,108 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_hal_send_sta_notify_frame [2023-11-19 04:03:10,108 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 04:03:10,108 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_sta_add [2023-11-19 04:03:10,108 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_sta_add [2023-11-19 04:03:10,109 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 04:03:10,109 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_dbg [2023-11-19 04:03:10,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_dbg [2023-11-19 04:03:10,109 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-19 04:03:10,109 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_ampdu_action [2023-11-19 04:03:10,109 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_ampdu_action [2023-11-19 04:03:10,110 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_len [2023-11-19 04:03:10,111 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_len [2023-11-19 04:03:10,111 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_set_event [2023-11-19 04:03:10,111 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_set_event [2023-11-19 04:03:10,111 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_bss_info_changed [2023-11-19 04:03:10,112 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_bss_info_changed [2023-11-19 04:03:10,112 INFO L130 BoogieDeclarations]: Found specification of procedure skb_queue_tail [2023-11-19 04:03:10,112 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_queue_tail [2023-11-19 04:03:10,112 INFO L130 BoogieDeclarations]: Found specification of procedure rsi_mac80211_conf_tx [2023-11-19 04:03:10,112 INFO L138 BoogieDeclarations]: Found implementation of procedure rsi_mac80211_conf_tx [2023-11-19 04:03:10,112 INFO L130 BoogieDeclarations]: Found specification of procedure skb_put [2023-11-19 04:03:10,113 INFO L138 BoogieDeclarations]: Found implementation of procedure skb_put [2023-11-19 04:03:10,113 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 04:03:10,113 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_u8 [2023-11-19 04:03:10,113 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 04:03:10,113 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 04:03:10,114 INFO L130 BoogieDeclarations]: Found specification of procedure IEEE80211_SKB_CB [2023-11-19 04:03:10,114 INFO L138 BoogieDeclarations]: Found implementation of procedure IEEE80211_SKB_CB [2023-11-19 04:03:10,114 INFO L130 BoogieDeclarations]: Found specification of procedure IS_ERR [2023-11-19 04:03:10,114 INFO L138 BoogieDeclarations]: Found implementation of procedure IS_ERR [2023-11-19 04:03:10,706 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 04:03:10,710 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 04:03:13,258 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 04:03:17,756 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 04:03:19,682 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 04:03:19,683 INFO L302 CfgBuilder]: Removed 3 assume(true) statements. [2023-11-19 04:03:19,701 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:19 BoogieIcfgContainer [2023-11-19 04:03:19,701 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 04:03:19,703 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 04:03:19,703 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 04:03:19,714 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 04:03:19,716 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 04:03:19" (1/1) ... [2023-11-19 04:03:19,727 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 04:03:19,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:19,850 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 900 states to 622 states and 900 transitions. [2023-11-19 04:03:19,851 INFO L276 IsEmpty]: Start isEmpty. Operand 622 states and 900 transitions. [2023-11-19 04:03:19,857 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2023-11-19 04:03:19,857 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:19,857 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:20,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:21,093 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 04:03:21,343 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:21,349 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 627 states and 912 transitions. [2023-11-19 04:03:21,351 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 912 transitions. [2023-11-19 04:03:21,353 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:03:21,353 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:21,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:21,596 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:22,115 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 04:03:22,136 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:22,142 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 913 states to 628 states and 913 transitions. [2023-11-19 04:03:22,142 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 913 transitions. [2023-11-19 04:03:22,144 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2023-11-19 04:03:22,144 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:22,145 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:22,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:22,607 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 04:03:22,641 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:22,647 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 912 states to 628 states and 912 transitions. [2023-11-19 04:03:22,647 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 912 transitions. [2023-11-19 04:03:22,654 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-19 04:03:22,655 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:22,656 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:22,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:23,025 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:23,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:23,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 909 states to 627 states and 909 transitions. [2023-11-19 04:03:23,061 INFO L276 IsEmpty]: Start isEmpty. Operand 627 states and 909 transitions. [2023-11-19 04:03:23,063 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2023-11-19 04:03:23,064 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:23,065 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:23,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:23,402 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:23,423 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:23,427 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 911 states to 629 states and 911 transitions. [2023-11-19 04:03:23,427 INFO L276 IsEmpty]: Start isEmpty. Operand 629 states and 911 transitions. [2023-11-19 04:03:23,431 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-19 04:03:23,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:23,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:23,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:23,812 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-19 04:03:23,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:23,858 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 908 states to 628 states and 908 transitions. [2023-11-19 04:03:23,858 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 908 transitions. [2023-11-19 04:03:23,859 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2023-11-19 04:03:23,859 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:23,860 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:24,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:24,383 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2023-11-19 04:03:24,446 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:24,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 916 states to 628 states and 907 transitions. [2023-11-19 04:03:24,451 INFO L276 IsEmpty]: Start isEmpty. Operand 628 states and 907 transitions. [2023-11-19 04:03:24,455 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2023-11-19 04:03:24,456 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:24,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:24,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:25,353 INFO L134 CoverageAnalysis]: Checked inductivity of 19 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 04:03:25,982 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:25,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 964 states to 655 states and 954 transitions. [2023-11-19 04:03:25,987 INFO L276 IsEmpty]: Start isEmpty. Operand 655 states and 954 transitions. [2023-11-19 04:03:25,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:03:25,988 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:25,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:26,151 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:26,811 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2023-11-19 04:03:26,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:26,834 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 965 states to 656 states and 955 transitions. [2023-11-19 04:03:26,834 INFO L276 IsEmpty]: Start isEmpty. Operand 656 states and 955 transitions. [2023-11-19 04:03:26,836 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 04:03:26,836 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:26,836 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:26,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:27,519 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 04:03:28,063 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:28,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 659 states and 963 transitions. [2023-11-19 04:03:28,073 INFO L276 IsEmpty]: Start isEmpty. Operand 659 states and 963 transitions. [2023-11-19 04:03:28,077 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 04:03:28,077 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:28,079 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:28,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:28,953 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2023-11-19 04:03:28,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:28,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 983 states to 660 states and 963 transitions. [2023-11-19 04:03:28,979 INFO L276 IsEmpty]: Start isEmpty. Operand 660 states and 963 transitions. [2023-11-19 04:03:28,981 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:03:28,981 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:28,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:29,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:29,718 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 31 trivial. 0 not checked. [2023-11-19 04:03:29,750 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:29,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 985 states to 662 states and 965 transitions. [2023-11-19 04:03:29,755 INFO L276 IsEmpty]: Start isEmpty. Operand 662 states and 965 transitions. [2023-11-19 04:03:29,756 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 04:03:29,756 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:29,756 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:29,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:30,239 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 17 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:03:30,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:30,844 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1004 states to 666 states and 974 transitions. [2023-11-19 04:03:30,845 INFO L276 IsEmpty]: Start isEmpty. Operand 666 states and 974 transitions. [2023-11-19 04:03:30,846 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 04:03:30,847 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:30,847 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:30,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:31,375 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:03:33,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:33,008 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1045 states to 689 states and 1013 transitions. [2023-11-19 04:03:33,009 INFO L276 IsEmpty]: Start isEmpty. Operand 689 states and 1013 transitions. [2023-11-19 04:03:33,010 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 04:03:33,010 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:33,011 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:33,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:33,611 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 15 proven. 6 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 04:03:33,759 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:33,763 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 694 states and 1021 transitions. [2023-11-19 04:03:33,764 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 1021 transitions. [2023-11-19 04:03:33,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2023-11-19 04:03:33,767 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:33,767 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:33,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:34,209 INFO L134 CoverageAnalysis]: Checked inductivity of 45 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 04:03:34,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:34,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1054 states to 695 states and 1022 transitions. [2023-11-19 04:03:34,257 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 1022 transitions. [2023-11-19 04:03:34,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2023-11-19 04:03:34,263 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:34,263 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:34,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:34,663 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 31 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2023-11-19 04:03:35,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:35,483 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 701 states and 1034 transitions. [2023-11-19 04:03:35,483 INFO L276 IsEmpty]: Start isEmpty. Operand 701 states and 1034 transitions. [2023-11-19 04:03:35,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 04:03:35,485 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:35,485 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:35,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:35,968 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 04:03:36,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:36,025 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1067 states to 702 states and 1034 transitions. [2023-11-19 04:03:36,025 INFO L276 IsEmpty]: Start isEmpty. Operand 702 states and 1034 transitions. [2023-11-19 04:03:36,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2023-11-19 04:03:36,027 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:36,027 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:36,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:36,496 INFO L134 CoverageAnalysis]: Checked inductivity of 55 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2023-11-19 04:03:36,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:36,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1069 states to 704 states and 1036 transitions. [2023-11-19 04:03:36,756 INFO L276 IsEmpty]: Start isEmpty. Operand 704 states and 1036 transitions. [2023-11-19 04:03:36,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2023-11-19 04:03:36,758 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:36,759 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:36,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:37,112 INFO L134 CoverageAnalysis]: Checked inductivity of 123 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 121 trivial. 0 not checked. [2023-11-19 04:03:37,470 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:37,475 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1074 states to 707 states and 1041 transitions. [2023-11-19 04:03:37,475 INFO L276 IsEmpty]: Start isEmpty. Operand 707 states and 1041 transitions. [2023-11-19 04:03:37,478 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2023-11-19 04:03:37,478 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:37,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:37,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:37,814 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 123 trivial. 0 not checked. [2023-11-19 04:03:37,856 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:37,864 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1079 states to 711 states and 1046 transitions. [2023-11-19 04:03:37,864 INFO L276 IsEmpty]: Start isEmpty. Operand 711 states and 1046 transitions. [2023-11-19 04:03:37,870 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 04:03:37,871 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:37,871 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:38,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:38,447 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 04:03:39,431 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:39,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1136 states to 738 states and 1094 transitions. [2023-11-19 04:03:39,437 INFO L276 IsEmpty]: Start isEmpty. Operand 738 states and 1094 transitions. [2023-11-19 04:03:39,440 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2023-11-19 04:03:39,440 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:39,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:39,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:39,853 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 04:03:39,897 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:39,902 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1138 states to 740 states and 1096 transitions. [2023-11-19 04:03:39,903 INFO L276 IsEmpty]: Start isEmpty. Operand 740 states and 1096 transitions. [2023-11-19 04:03:39,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2023-11-19 04:03:39,907 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:39,907 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:40,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:40,300 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 04:03:40,332 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:40,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1140 states to 742 states and 1098 transitions. [2023-11-19 04:03:40,336 INFO L276 IsEmpty]: Start isEmpty. Operand 742 states and 1098 transitions. [2023-11-19 04:03:40,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2023-11-19 04:03:40,339 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:40,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:40,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:40,669 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 04:03:40,701 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:40,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1142 states to 744 states and 1100 transitions. [2023-11-19 04:03:40,706 INFO L276 IsEmpty]: Start isEmpty. Operand 744 states and 1100 transitions. [2023-11-19 04:03:40,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2023-11-19 04:03:40,709 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:40,709 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:40,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:41,029 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 04:03:41,062 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1144 states to 746 states and 1102 transitions. [2023-11-19 04:03:41,118 INFO L276 IsEmpty]: Start isEmpty. Operand 746 states and 1102 transitions. [2023-11-19 04:03:41,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2023-11-19 04:03:41,121 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,121 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:41,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:41,470 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 04:03:41,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1146 states to 748 states and 1104 transitions. [2023-11-19 04:03:41,515 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 1104 transitions. [2023-11-19 04:03:41,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2023-11-19 04:03:41,519 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,524 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:41,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:41,894 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 04:03:41,936 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:41,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1148 states to 750 states and 1106 transitions. [2023-11-19 04:03:41,941 INFO L276 IsEmpty]: Start isEmpty. Operand 750 states and 1106 transitions. [2023-11-19 04:03:41,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-19 04:03:41,944 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:41,944 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:42,307 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 04:03:42,345 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:42,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1150 states to 752 states and 1108 transitions. [2023-11-19 04:03:42,357 INFO L276 IsEmpty]: Start isEmpty. Operand 752 states and 1108 transitions. [2023-11-19 04:03:42,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-19 04:03:42,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:42,361 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:42,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:43,168 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked. [2023-11-19 04:03:43,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:43,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1231 states to 785 states and 1189 transitions. [2023-11-19 04:03:43,889 INFO L276 IsEmpty]: Start isEmpty. Operand 785 states and 1189 transitions. [2023-11-19 04:03:43,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2023-11-19 04:03:43,893 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:43,893 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:44,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:44,259 INFO L134 CoverageAnalysis]: Checked inductivity of 254 backedges. 21 proven. 0 refuted. 0 times theorem prover too weak. 233 trivial. 0 not checked. [2023-11-19 04:03:44,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:44,317 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1238 states to 790 states and 1196 transitions. [2023-11-19 04:03:44,317 INFO L276 IsEmpty]: Start isEmpty. Operand 790 states and 1196 transitions. [2023-11-19 04:03:44,321 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 125 [2023-11-19 04:03:44,322 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:44,322 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:44,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:44,686 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 231 trivial. 0 not checked. [2023-11-19 04:03:44,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 04:03:44,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1240 states to 792 states and 1198 transitions. [2023-11-19 04:03:44,732 INFO L276 IsEmpty]: Start isEmpty. Operand 792 states and 1198 transitions. [2023-11-19 04:03:44,735 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 129 [2023-11-19 04:03:44,735 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 04:03:44,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 04:03:44,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 04:03:45,475 INFO L134 CoverageAnalysis]: Checked inductivity of 240 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 240 trivial. 0 not checked.