./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.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-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b38286b-b21e-41fb-97a9-0724e27a69e5/bin/ukojak-verify-G8NBE6pJGL/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b38286b-b21e-41fb-97a9-0724e27a69e5/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_4b38286b-b21e-41fb-97a9-0724e27a69e5/bin/ukojak-verify-G8NBE6pJGL/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b38286b-b21e-41fb-97a9-0724e27a69e5/bin/ukojak-verify-G8NBE6pJGL/config/KojakReach.xml -i ../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b38286b-b21e-41fb-97a9-0724e27a69e5/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_4b38286b-b21e-41fb-97a9-0724e27a69e5/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 f91d2143e2aa98b5d48c7de2c4b17a3507ecfb748f26bae9be6d0588f4557bb1 --- Real Ultimate output --- This is Ultimate 0.2.3-dev-9bd2c7f [2023-11-19 03:28:26,814 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-19 03:28:26,884 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b38286b-b21e-41fb-97a9-0724e27a69e5/bin/ukojak-verify-G8NBE6pJGL/config/svcomp-Reach-64bit-Kojak_Default.epf [2023-11-19 03:28:26,889 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-19 03:28:26,890 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-19 03:28:26,916 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-19 03:28:26,917 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-19 03:28:26,918 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-19 03:28:26,919 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-19 03:28:26,920 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-19 03:28:26,920 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-19 03:28:26,921 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-19 03:28:26,922 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-19 03:28:26,922 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-19 03:28:26,923 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-19 03:28:26,923 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-19 03:28:26,924 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-19 03:28:26,925 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-19 03:28:26,925 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-19 03:28:26,926 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-19 03:28:26,926 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-19 03:28:26,927 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-19 03:28:26,928 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-19 03:28:26,928 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:26,929 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-19 03:28:26,929 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-19 03:28:26,930 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-19 03:28:26,930 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-19 03:28:26,931 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-19 03:28:26,931 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-19 03:28:26,932 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_4b38286b-b21e-41fb-97a9-0724e27a69e5/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b38286b-b21e-41fb-97a9-0724e27a69e5/bin/ukojak-verify-G8NBE6pJGL Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f91d2143e2aa98b5d48c7de2c4b17a3507ecfb748f26bae9be6d0588f4557bb1 [2023-11-19 03:28:27,243 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-19 03:28:27,271 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-19 03:28:27,276 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-19 03:28:27,278 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-19 03:28:27,279 INFO L274 PluginConnector]: CDTParser initialized [2023-11-19 03:28:27,280 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b38286b-b21e-41fb-97a9-0724e27a69e5/bin/ukojak-verify-G8NBE6pJGL/../../sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2023-11-19 03:28:30,472 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-19 03:28:31,079 INFO L384 CDTParser]: Found 1 translation units. [2023-11-19 03:28:31,080 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b38286b-b21e-41fb-97a9-0724e27a69e5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i [2023-11-19 03:28:31,130 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b38286b-b21e-41fb-97a9-0724e27a69e5/bin/ukojak-verify-G8NBE6pJGL/data/e8081b1c0/436b991cca0b463498f61850127eb1fc/FLAG05364d628 [2023-11-19 03:28:31,150 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b38286b-b21e-41fb-97a9-0724e27a69e5/bin/ukojak-verify-G8NBE6pJGL/data/e8081b1c0/436b991cca0b463498f61850127eb1fc [2023-11-19 03:28:31,158 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-19 03:28:31,161 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-19 03:28:31,165 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:31,166 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-19 03:28:31,171 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-19 03:28:31,172 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:31" (1/1) ... [2023-11-19 03:28:31,173 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7f1880f7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:31, skipping insertion in model container [2023-11-19 03:28:31,174 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.11 03:28:31" (1/1) ... [2023-11-19 03:28:31,297 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-19 03:28:32,135 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_4b38286b-b21e-41fb-97a9-0724e27a69e5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2023-11-19 03:28:32,198 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:32,225 INFO L202 MainTranslator]: Completed pre-run [2023-11-19 03:28:32,510 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_1": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [6057] [2023-11-19 03:28:32,512 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_2": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [6060] [2023-11-19 03:28:32,513 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_4": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [6063] [2023-11-19 03:28:32,513 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_8": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [6066] [2023-11-19 03:28:32,514 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ volatile ("call __put_user_X": "=a" (__ret_pu): "0" (__pu_val), "c" ((int *)arg): "ebx"); [6069] [2023-11-19 03:28:32,535 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_4b38286b-b21e-41fb-97a9-0724e27a69e5/sv-benchmarks/c/ldv-linux-4.2-rc1/linux-4.2-rc1.tar.xz-08_1a-drivers--net--ppp--pppox.ko-entry_point.cil.out.i[183784,183797] [2023-11-19 03:28:32,553 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-19 03:28:32,608 INFO L206 MainTranslator]: Completed translation [2023-11-19 03:28:32,609 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:32 WrapperNode [2023-11-19 03:28:32,609 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-19 03:28:32,611 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:32,611 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-19 03:28:32,611 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-19 03:28:32,619 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:32" (1/1) ... [2023-11-19 03:28:32,658 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:32" (1/1) ... [2023-11-19 03:28:32,717 INFO L138 Inliner]: procedures = 68, calls = 171, calls flagged for inlining = 23, calls inlined = 16, statements flattened = 356 [2023-11-19 03:28:32,718 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-19 03:28:32,719 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-19 03:28:32,720 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-19 03:28:32,720 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-19 03:28:32,730 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:32" (1/1) ... [2023-11-19 03:28:32,730 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:32" (1/1) ... [2023-11-19 03:28:32,764 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:32" (1/1) ... [2023-11-19 03:28:32,765 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:32" (1/1) ... [2023-11-19 03:28:32,798 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:32" (1/1) ... [2023-11-19 03:28:32,817 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:32" (1/1) ... [2023-11-19 03:28:32,821 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:32" (1/1) ... [2023-11-19 03:28:32,834 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:32" (1/1) ... [2023-11-19 03:28:32,840 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-19 03:28:32,849 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-19 03:28:32,849 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-19 03:28:32,849 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-19 03:28:32,850 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.11 03:28:32" (1/1) ... [2023-11-19 03:28:32,856 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-19 03:28:32,870 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b38286b-b21e-41fb-97a9-0724e27a69e5/bin/ukojak-verify-G8NBE6pJGL/z3 [2023-11-19 03:28:32,882 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b38286b-b21e-41fb-97a9-0724e27a69e5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-19 03:28:32,904 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4b38286b-b21e-41fb-97a9-0724e27a69e5/bin/ukojak-verify-G8NBE6pJGL/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-19 03:28:32,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-19 03:28:32,927 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-19 03:28:32,928 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_stop [2023-11-19 03:28:32,928 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_stop [2023-11-19 03:28:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-19 03:28:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.meminit [2023-11-19 03:28:32,929 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.meminit [2023-11-19 03:28:32,929 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-19 03:28:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_module_put [2023-11-19 03:28:32,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_module_put [2023-11-19 03:28:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-19 03:28:32,930 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-19 03:28:32,931 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_error [2023-11-19 03:28:32,931 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_error [2023-11-19 03:28:32,932 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_zalloc [2023-11-19 03:28:32,933 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_zalloc [2023-11-19 03:28:32,934 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-19 03:28:32,934 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-19 03:28:32,934 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-19 03:28:32,934 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2023-11-19 03:28:32,934 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-19 03:28:32,934 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-19 03:28:32,935 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_memset [2023-11-19 03:28:32,935 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_memset [2023-11-19 03:28:33,167 INFO L236 CfgBuilder]: Building ICFG [2023-11-19 03:28:33,169 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-19 03:28:33,283 INFO L767 $ProcedureCfgBuilder]: dead code at ProgramPoint ldv_stopFINAL: assume true; [2023-11-19 03:28:33,675 INFO L277 CfgBuilder]: Performing block encoding [2023-11-19 03:28:33,874 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-19 03:28:33,875 INFO L302 CfgBuilder]: Removed 0 assume(true) statements. [2023-11-19 03:28:33,883 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:33 BoogieIcfgContainer [2023-11-19 03:28:33,883 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-19 03:28:33,884 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-19 03:28:33,885 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-19 03:28:33,896 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-19 03:28:33,896 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.11 03:28:33" (1/1) ... [2023-11-19 03:28:33,908 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-19 03:28:33,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:33,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 65 states and 88 transitions. [2023-11-19 03:28:33,980 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 88 transitions. [2023-11-19 03:28:33,986 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 46 [2023-11-19 03:28:33,987 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:33,987 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:34,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:34,679 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:28:34,771 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:34,773 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 70 states and 101 transitions. [2023-11-19 03:28:34,774 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 101 transitions. [2023-11-19 03:28:34,777 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2023-11-19 03:28:34,778 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:34,778 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:34,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:34,940 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:28:35,124 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:35,128 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 137 states to 80 states and 126 transitions. [2023-11-19 03:28:35,128 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 126 transitions. [2023-11-19 03:28:35,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2023-11-19 03:28:35,134 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:35,135 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:35,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:35,364 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:28:35,397 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:35,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 138 states to 81 states and 127 transitions. [2023-11-19 03:28:35,399 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 127 transitions. [2023-11-19 03:28:35,403 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 50 [2023-11-19 03:28:35,403 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:35,403 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:35,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:35,577 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:28:35,754 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:35,756 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 84 states and 137 transitions. [2023-11-19 03:28:35,756 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 137 transitions. [2023-11-19 03:28:35,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:28:35,764 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:35,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:35,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:35,953 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:28:36,006 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:36,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 148 states to 85 states and 137 transitions. [2023-11-19 03:28:36,012 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 137 transitions. [2023-11-19 03:28:36,015 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 51 [2023-11-19 03:28:36,015 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:36,016 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:36,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:36,141 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:28:36,186 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:36,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 143 states to 84 states and 132 transitions. [2023-11-19 03:28:36,188 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 132 transitions. [2023-11-19 03:28:36,189 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2023-11-19 03:28:36,189 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:36,190 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:36,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:36,317 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:28:36,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:36,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 86 states and 134 transitions. [2023-11-19 03:28:36,358 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 134 transitions. [2023-11-19 03:28:36,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:28:36,359 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:36,359 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:36,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:36,457 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:28:36,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:36,477 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 145 states to 87 states and 134 transitions. [2023-11-19 03:28:36,478 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 134 transitions. [2023-11-19 03:28:36,479 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:28:36,479 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:36,479 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:36,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:36,598 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:28:36,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:36,638 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 86 states and 129 transitions. [2023-11-19 03:28:36,639 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 129 transitions. [2023-11-19 03:28:36,640 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2023-11-19 03:28:36,640 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:36,640 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:36,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:36,801 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2023-11-19 03:28:36,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:36,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 153 states to 92 states and 142 transitions. [2023-11-19 03:28:36,884 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 142 transitions. [2023-11-19 03:28:36,885 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2023-11-19 03:28:36,885 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:36,885 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:36,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:36,989 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2023-11-19 03:28:37,020 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:37,021 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 96 states and 147 transitions. [2023-11-19 03:28:37,022 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 147 transitions. [2023-11-19 03:28:37,023 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2023-11-19 03:28:37,023 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:37,023 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:37,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:37,279 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 7 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:28:37,715 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:37,716 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 99 states and 155 transitions. [2023-11-19 03:28:37,716 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 155 transitions. [2023-11-19 03:28:37,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2023-11-19 03:28:37,718 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:37,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:37,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:38,221 INFO L134 CoverageAnalysis]: Checked inductivity of 15 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-19 03:28:38,366 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:38,367 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 169 states to 101 states and 158 transitions. [2023-11-19 03:28:38,368 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 158 transitions. [2023-11-19 03:28:38,372 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2023-11-19 03:28:38,372 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:38,373 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:38,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:39,090 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2023-11-19 03:28:39,359 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:39,360 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 172 states to 102 states and 161 transitions. [2023-11-19 03:28:39,360 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 161 transitions. [2023-11-19 03:28:39,361 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2023-11-19 03:28:39,361 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:39,362 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:39,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:40,097 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 0 proven. 13 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2023-11-19 03:28:40,426 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:40,428 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 103 states and 162 transitions. [2023-11-19 03:28:40,428 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 162 transitions. [2023-11-19 03:28:40,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2023-11-19 03:28:40,431 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:40,431 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:40,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:41,398 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 19 trivial. 0 not checked. [2023-11-19 03:28:41,880 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:41,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 174 states to 104 states and 163 transitions. [2023-11-19 03:28:41,889 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 163 transitions. [2023-11-19 03:28:41,890 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:28:41,890 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:41,890 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:42,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:43,143 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-11-19 03:28:43,716 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:43,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 114 states and 179 transitions. [2023-11-19 03:28:43,718 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 179 transitions. [2023-11-19 03:28:43,719 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2023-11-19 03:28:43,719 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:43,719 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:43,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:45,014 INFO L134 CoverageAnalysis]: Checked inductivity of 59 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2023-11-19 03:28:45,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:45,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 190 states to 115 states and 179 transitions. [2023-11-19 03:28:45,164 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 179 transitions. [2023-11-19 03:28:45,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2023-11-19 03:28:45,166 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:45,166 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:45,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:45,389 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2023-11-19 03:28:45,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:45,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 183 states to 114 states and 172 transitions. [2023-11-19 03:28:45,486 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 172 transitions. [2023-11-19 03:28:45,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:28:45,487 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:45,487 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:45,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:45,630 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-11-19 03:28:45,675 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:45,677 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 185 states to 115 states and 174 transitions. [2023-11-19 03:28:45,677 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 174 transitions. [2023-11-19 03:28:45,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 69 [2023-11-19 03:28:45,679 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:45,679 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:45,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:45,869 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 63 trivial. 0 not checked. [2023-11-19 03:28:46,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:46,668 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 122 states and 193 transitions. [2023-11-19 03:28:46,668 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 193 transitions. [2023-11-19 03:28:46,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2023-11-19 03:28:46,670 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:46,670 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:46,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:46,812 INFO L134 CoverageAnalysis]: Checked inductivity of 73 backedges. 14 proven. 0 refuted. 0 times theorem prover too weak. 59 trivial. 0 not checked. [2023-11-19 03:28:47,054 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:47,055 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 122 states and 190 transitions. [2023-11-19 03:28:47,055 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 190 transitions. [2023-11-19 03:28:47,057 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:28:47,057 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:47,058 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:47,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:47,867 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 66 trivial. 0 not checked. [2023-11-19 03:28:48,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:48,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 123 states and 191 transitions. [2023-11-19 03:28:48,106 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states and 191 transitions. [2023-11-19 03:28:48,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-19 03:28:48,108 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:48,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:48,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:48,383 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 64 trivial. 0 not checked. [2023-11-19 03:28:50,884 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:50,885 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 146 states and 248 transitions. [2023-11-19 03:28:50,885 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 248 transitions. [2023-11-19 03:28:50,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:28:50,887 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:50,887 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:50,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:51,018 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2023-11-19 03:28:51,290 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:51,291 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 148 states and 255 transitions. [2023-11-19 03:28:51,291 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 255 transitions. [2023-11-19 03:28:51,292 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2023-11-19 03:28:51,292 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:51,293 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:51,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:51,431 INFO L134 CoverageAnalysis]: Checked inductivity of 80 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 80 trivial. 0 not checked. [2023-11-19 03:28:51,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:51,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 149 states and 255 transitions. [2023-11-19 03:28:51,624 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 255 transitions. [2023-11-19 03:28:51,625 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2023-11-19 03:28:51,625 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:51,626 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:51,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:51,817 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2023-11-19 03:28:52,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-19 03:28:52,029 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 150 states and 255 transitions. [2023-11-19 03:28:52,029 INFO L276 IsEmpty]: Start isEmpty. Operand 150 states and 255 transitions. [2023-11-19 03:28:52,030 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2023-11-19 03:28:52,031 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-19 03:28:52,031 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-19 03:28:52,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-19 03:28:59,062 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 10 proven. 39 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked.