./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-pthread/cs_fib-2.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a0165632 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_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 2f188ac4b0bdfe335e0fcb7c5645493965a99a7b8a1d7a552e9d512c30775fb8 --- Real Ultimate output --- This is Ultimate 0.2.5-dev-a016563 [2024-11-08 22:05:49,882 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-08 22:05:49,989 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-08 22:05:49,994 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-08 22:05:49,995 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-08 22:05:50,044 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-08 22:05:50,045 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-08 22:05:50,046 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-08 22:05:50,047 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-08 22:05:50,047 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-08 22:05:50,048 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-08 22:05:50,049 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-08 22:05:50,049 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-08 22:05:50,054 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-08 22:05:50,055 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-08 22:05:50,055 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-08 22:05:50,055 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-08 22:05:50,056 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-08 22:05:50,056 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-08 22:05:50,056 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-08 22:05:50,057 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-08 22:05:50,058 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-08 22:05:50,058 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-08 22:05:50,059 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-08 22:05:50,060 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-08 22:05:50,060 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-08 22:05:50,061 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-08 22:05:50,061 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:50,061 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-08 22:05:50,062 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-08 22:05:50,062 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-08 22:05:50,062 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-08 22:05:50,063 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-08 22:05:50,064 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_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 2f188ac4b0bdfe335e0fcb7c5645493965a99a7b8a1d7a552e9d512c30775fb8 [2024-11-08 22:05:50,363 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-08 22:05:50,395 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-08 22:05:50,398 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-08 22:05:50,399 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-08 22:05:50,400 INFO L274 PluginConnector]: CDTParser initialized [2024-11-08 22:05:50,401 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk/../../sv-benchmarks/c/seq-pthread/cs_fib-2.i Unable to find full path for "g++" [2024-11-08 22:05:52,437 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-08 22:05:52,867 INFO L384 CDTParser]: Found 1 translation units. [2024-11-08 22:05:52,868 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/sv-benchmarks/c/seq-pthread/cs_fib-2.i [2024-11-08 22:05:52,887 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk/data/4eac0cc74/1766b3f14fa04abdbb1db36cb043b058/FLAGfd6f23bfa [2024-11-08 22:05:52,916 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk/data/4eac0cc74/1766b3f14fa04abdbb1db36cb043b058 [2024-11-08 22:05:52,919 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-08 22:05:52,923 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-08 22:05:52,924 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:52,925 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-08 22:05:52,933 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-08 22:05:52,934 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:52" (1/1) ... [2024-11-08 22:05:52,936 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1887a5c4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:52, skipping insertion in model container [2024-11-08 22:05:52,936 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.11 10:05:52" (1/1) ... [2024-11-08 22:05:53,031 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-08 22:05:53,397 WARN L250 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_de9701fe-640e-4410-8ea6-db0282700e48/sv-benchmarks/c/seq-pthread/cs_fib-2.i[23457,23470] [2024-11-08 22:05:53,542 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:53,561 INFO L200 MainTranslator]: Completed pre-run [2024-11-08 22:05:53,608 WARN L250 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_de9701fe-640e-4410-8ea6-db0282700e48/sv-benchmarks/c/seq-pthread/cs_fib-2.i[23457,23470] [2024-11-08 22:05:53,706 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-08 22:05:53,754 INFO L204 MainTranslator]: Completed translation [2024-11-08 22:05:53,755 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:53 WrapperNode [2024-11-08 22:05:53,755 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-08 22:05:53,756 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:53,757 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-08 22:05:53,757 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-08 22:05:53,765 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:53,808 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:53,876 INFO L138 Inliner]: procedures = 145, calls = 401, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 714 [2024-11-08 22:05:53,877 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-08 22:05:53,877 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-08 22:05:53,878 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-08 22:05:53,878 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-08 22:05:53,888 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:53,888 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:53,907 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:53,910 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:53,969 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:53,973 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:53,977 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:53,985 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:54,003 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-08 22:05:54,004 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-08 22:05:54,005 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-08 22:05:54,005 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-08 22:05:54,006 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.11 10:05:53" (1/1) ... [2024-11-08 22:05:54,015 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-08 22:05:54,037 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk/z3 [2024-11-08 22:05:54,050 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-08 22:05:54,053 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_de9701fe-640e-4410-8ea6-db0282700e48/bin/ukojak-verify-ImItNfHLgk/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-08 22:05:54,076 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-08 22:05:54,076 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-08 22:05:54,076 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-08 22:05:54,076 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-08 22:05:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-08 22:05:54,077 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-08 22:05:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-08 22:05:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-08 22:05:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-08 22:05:54,077 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2024-11-08 22:05:54,077 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2024-11-08 22:05:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-08 22:05:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2024-11-08 22:05:54,078 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2024-11-08 22:05:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-08 22:05:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-08 22:05:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2024-11-08 22:05:54,078 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2024-11-08 22:05:54,078 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-08 22:05:54,080 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-08 22:05:54,080 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-08 22:05:54,307 INFO L238 CfgBuilder]: Building ICFG [2024-11-08 22:05:54,310 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-08 22:05:54,743 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##18: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2024-11-08 22:05:54,744 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##17: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2024-11-08 22:05:54,744 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##16: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2024-11-08 22:05:54,744 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##19: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2024-11-08 22:05:54,744 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint L749: SUMMARY for call __CS_cs(); srcloc: null [2024-11-08 22:05:54,745 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint L749-1: assume 0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296);main_thread_#res#1.base, main_thread_#res#1.offset := 0, 0;call ULTIMATE.dealloc(main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset);havoc main_thread_~#id1~0#1.base, main_thread_~#id1~0#1.offset;call ULTIMATE.dealloc(main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset);havoc main_thread_~#id2~0#1.base, main_thread_~#id2~0#1.offset; [2024-11-08 22:05:54,745 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint L749-1: assume !(0 != (if ~__CS_ret~0 % 256 % 4294967296 <= 2147483647 then ~__CS_ret~0 % 256 % 4294967296 else ~__CS_ret~0 % 256 % 4294967296 - 4294967296)); [2024-11-08 22:06:05,495 INFO L? ?]: Removed 77 outVars from TransFormulas that were not future-live. [2024-11-08 22:06:05,495 INFO L287 CfgBuilder]: Performing block encoding [2024-11-08 22:06:05,672 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-08 22:06:05,673 INFO L316 CfgBuilder]: Removed 0 assume(true) statements. [2024-11-08 22:06:05,673 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:05 BoogieIcfgContainer [2024-11-08 22:06:05,673 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-08 22:06:05,674 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-08 22:06:05,675 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-08 22:06:05,687 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-08 22:06:05,687 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.11 10:06:05" (1/1) ... [2024-11-08 22:06:05,701 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-08 22:06:05,756 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:05,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 249 states to 165 states and 249 transitions. [2024-11-08 22:06:05,783 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 249 transitions. [2024-11-08 22:06:05,797 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 174 [2024-11-08 22:06:05,797 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:05,798 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:06,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:07,552 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2024-11-08 22:06:07,706 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:07,711 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 166 states and 250 transitions. [2024-11-08 22:06:07,712 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 250 transitions. [2024-11-08 22:06:07,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-08 22:06:07,721 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:07,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:08,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:08,915 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2024-11-08 22:06:08,951 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:08,953 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 251 states to 167 states and 251 transitions. [2024-11-08 22:06:08,953 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 251 transitions. [2024-11-08 22:06:08,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 178 [2024-11-08 22:06:08,958 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:08,958 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:09,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:10,042 INFO L134 CoverageAnalysis]: Checked inductivity of 1561 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2024-11-08 22:06:10,104 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:10,106 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 253 states to 168 states and 253 transitions. [2024-11-08 22:06:10,106 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 253 transitions. [2024-11-08 22:06:10,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 179 [2024-11-08 22:06:10,109 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:10,110 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:10,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:11,191 INFO L134 CoverageAnalysis]: Checked inductivity of 1561 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2024-11-08 22:06:11,240 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:11,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 169 states and 254 transitions. [2024-11-08 22:06:11,246 INFO L276 IsEmpty]: Start isEmpty. Operand 169 states and 254 transitions. [2024-11-08 22:06:11,249 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 180 [2024-11-08 22:06:11,250 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:11,250 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:11,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:12,228 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2024-11-08 22:06:12,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:12,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 170 states and 256 transitions. [2024-11-08 22:06:12,397 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 256 transitions. [2024-11-08 22:06:12,400 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-08 22:06:12,400 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:12,401 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:13,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:13,358 INFO L134 CoverageAnalysis]: Checked inductivity of 1563 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1561 trivial. 0 not checked. [2024-11-08 22:06:13,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:13,547 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 255 states to 170 states and 255 transitions. [2024-11-08 22:06:13,548 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states and 255 transitions. [2024-11-08 22:06:13,551 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-08 22:06:13,551 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:13,551 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:14,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:14,504 INFO L134 CoverageAnalysis]: Checked inductivity of 1565 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2024-11-08 22:06:15,570 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:15,572 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 177 states and 266 transitions. [2024-11-08 22:06:15,572 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 266 transitions. [2024-11-08 22:06:15,575 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 183 [2024-11-08 22:06:15,575 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:15,575 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:16,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:16,314 INFO L134 CoverageAnalysis]: Checked inductivity of 1566 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1565 trivial. 0 not checked. [2024-11-08 22:06:16,547 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:16,549 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 177 states and 265 transitions. [2024-11-08 22:06:16,549 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 265 transitions. [2024-11-08 22:06:16,552 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 190 [2024-11-08 22:06:16,555 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:16,555 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:17,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:17,694 INFO L134 CoverageAnalysis]: Checked inductivity of 1586 backedges. 16 proven. 4 refuted. 0 times theorem prover too weak. 1566 trivial. 0 not checked. [2024-11-08 22:06:18,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:18,050 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 179 states and 266 transitions. [2024-11-08 22:06:18,050 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 266 transitions. [2024-11-08 22:06:18,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-08 22:06:18,055 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:18,055 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:18,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:18,986 INFO L134 CoverageAnalysis]: Checked inductivity of 1596 backedges. 0 proven. 23 refuted. 0 times theorem prover too weak. 1573 trivial. 0 not checked. [2024-11-08 22:06:20,781 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:20,782 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 277 states to 187 states and 277 transitions. [2024-11-08 22:06:20,782 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 277 transitions. [2024-11-08 22:06:20,785 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 200 [2024-11-08 22:06:20,786 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:20,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:21,903 INFO L134 CoverageAnalysis]: Checked inductivity of 1638 backedges. 57 proven. 4 refuted. 0 times theorem prover too weak. 1577 trivial. 0 not checked. [2024-11-08 22:06:22,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:22,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 278 states to 189 states and 278 transitions. [2024-11-08 22:06:22,446 INFO L276 IsEmpty]: Start isEmpty. Operand 189 states and 278 transitions. [2024-11-08 22:06:22,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-08 22:06:22,454 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:22,454 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:23,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:23,646 INFO L134 CoverageAnalysis]: Checked inductivity of 1655 backedges. 0 proven. 73 refuted. 0 times theorem prover too weak. 1582 trivial. 0 not checked. [2024-11-08 22:06:25,600 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:25,601 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 197 states and 289 transitions. [2024-11-08 22:06:25,601 INFO L276 IsEmpty]: Start isEmpty. Operand 197 states and 289 transitions. [2024-11-08 22:06:25,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-11-08 22:06:25,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:25,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:26,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:26,635 INFO L134 CoverageAnalysis]: Checked inductivity of 1718 backedges. 98 proven. 4 refuted. 0 times theorem prover too weak. 1616 trivial. 0 not checked. [2024-11-08 22:06:27,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:27,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 199 states and 290 transitions. [2024-11-08 22:06:27,201 INFO L276 IsEmpty]: Start isEmpty. Operand 199 states and 290 transitions. [2024-11-08 22:06:27,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 212 [2024-11-08 22:06:27,202 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:27,203 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:27,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:28,497 INFO L134 CoverageAnalysis]: Checked inductivity of 1742 backedges. 0 proven. 151 refuted. 0 times theorem prover too weak. 1591 trivial. 0 not checked. [2024-11-08 22:06:31,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:31,089 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 301 states to 207 states and 301 transitions. [2024-11-08 22:06:31,090 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 301 transitions. [2024-11-08 22:06:31,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 220 [2024-11-08 22:06:31,092 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:31,094 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:31,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:32,093 INFO L134 CoverageAnalysis]: Checked inductivity of 1826 backedges. 139 proven. 4 refuted. 0 times theorem prover too weak. 1683 trivial. 0 not checked. [2024-11-08 22:06:32,659 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:32,660 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 302 states to 209 states and 302 transitions. [2024-11-08 22:06:32,660 INFO L276 IsEmpty]: Start isEmpty. Operand 209 states and 302 transitions. [2024-11-08 22:06:32,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 222 [2024-11-08 22:06:32,670 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:32,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:33,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:33,772 INFO L134 CoverageAnalysis]: Checked inductivity of 1857 backedges. 0 proven. 257 refuted. 0 times theorem prover too weak. 1600 trivial. 0 not checked. [2024-11-08 22:06:36,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:36,220 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 312 states to 217 states and 312 transitions. [2024-11-08 22:06:36,220 INFO L276 IsEmpty]: Start isEmpty. Operand 217 states and 312 transitions. [2024-11-08 22:06:36,222 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 230 [2024-11-08 22:06:36,222 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:36,223 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:36,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:37,185 INFO L134 CoverageAnalysis]: Checked inductivity of 1962 backedges. 180 proven. 4 refuted. 0 times theorem prover too weak. 1778 trivial. 0 not checked. [2024-11-08 22:06:37,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:37,757 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 219 states and 313 transitions. [2024-11-08 22:06:37,757 INFO L276 IsEmpty]: Start isEmpty. Operand 219 states and 313 transitions. [2024-11-08 22:06:37,759 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 232 [2024-11-08 22:06:37,759 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:37,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:38,452 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:38,831 INFO L134 CoverageAnalysis]: Checked inductivity of 2000 backedges. 101 proven. 4 refuted. 0 times theorem prover too weak. 1895 trivial. 0 not checked. [2024-11-08 22:06:39,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:06:39,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 221 states and 314 transitions. [2024-11-08 22:06:39,339 INFO L276 IsEmpty]: Start isEmpty. Operand 221 states and 314 transitions. [2024-11-08 22:06:39,341 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 234 [2024-11-08 22:06:39,341 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:06:39,342 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:06:45,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:06:47,254 INFO L134 CoverageAnalysis]: Checked inductivity of 2040 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2040 trivial. 0 not checked. [2024-11-08 22:07:06,816 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:06,818 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 454 states to 309 states and 454 transitions. [2024-11-08 22:07:06,818 INFO L276 IsEmpty]: Start isEmpty. Operand 309 states and 454 transitions. [2024-11-08 22:07:06,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 239 [2024-11-08 22:07:06,821 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:06,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:14,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:07:15,570 INFO L134 CoverageAnalysis]: Checked inductivity of 2042 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2040 trivial. 0 not checked. [2024-11-08 22:07:47,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:07:47,117 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 589 states to 396 states and 589 transitions. [2024-11-08 22:07:47,118 INFO L276 IsEmpty]: Start isEmpty. Operand 396 states and 589 transitions. [2024-11-08 22:07:47,126 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 249 [2024-11-08 22:07:47,126 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:07:47,126 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:07:52,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:08:05,105 INFO L134 CoverageAnalysis]: Checked inductivity of 2120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2120 trivial. 0 not checked. [2024-11-08 22:09:10,895 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:09:20,969 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:09:35,595 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:09:47,132 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:09:57,229 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:10:00,596 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:10:00,599 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 616 states to 404 states and 613 transitions. [2024-11-08 22:10:00,599 INFO L276 IsEmpty]: Start isEmpty. Operand 404 states and 613 transitions. [2024-11-08 22:10:00,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 244 [2024-11-08 22:10:00,603 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:10:00,603 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:10:05,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:10:07,755 INFO L134 CoverageAnalysis]: Checked inductivity of 2048 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 2044 trivial. 0 not checked. [2024-11-08 22:12:12,383 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:12:22,470 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.09s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:12:36,444 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:12:48,434 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:12:58,500 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:13:08,612 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:13:20,477 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:13:20,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 755 states to 492 states and 752 transitions. [2024-11-08 22:13:20,479 INFO L276 IsEmpty]: Start isEmpty. Operand 492 states and 752 transitions. [2024-11-08 22:13:20,482 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-11-08 22:13:20,482 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:13:20,483 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:13:25,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:13:42,124 INFO L134 CoverageAnalysis]: Checked inductivity of 2120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2120 trivial. 0 not checked. [2024-11-08 22:16:25,395 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:16:35,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.12s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:16:52,630 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:17:05,031 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:17:15,104 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:17:25,179 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-08 22:17:41,434 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-08 22:17:41,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 777 states to 499 states and 771 transitions. [2024-11-08 22:17:41,436 INFO L276 IsEmpty]: Start isEmpty. Operand 499 states and 771 transitions. [2024-11-08 22:17:41,439 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 250 [2024-11-08 22:17:41,439 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-08 22:17:41,440 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-08 22:17:47,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-08 22:18:05,304 INFO L134 CoverageAnalysis]: Checked inductivity of 2120 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2120 trivial. 0 not checked.