./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 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_fib-2.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm --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 0.3.0-dev-826ab2b [2024-11-13 23:04:27,042 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 23:04:27,111 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm/config/svcomp-Reach-32bit-Kojak_Default.epf [2024-11-13 23:04:27,115 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 23:04:27,116 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2024-11-13 23:04:27,143 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 23:04:27,144 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 23:04:27,144 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2024-11-13 23:04:27,144 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 23:04:27,144 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 23:04:27,144 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 23:04:27,144 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 23:04:27,145 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 23:04:27,145 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 23:04:27,145 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 23:04:27,145 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 23:04:27,145 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 23:04:27,145 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 23:04:27,145 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 23:04:27,145 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 23:04:27,145 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 23:04:27,145 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 23:04:27,146 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 23:04:27,146 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2024-11-13 23:04:27,146 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2024-11-13 23:04:27,146 INFO L153 SettingsManager]: * Theory for external solver=ALL [2024-11-13 23:04:27,146 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 23:04:27,146 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:04:27,146 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 23:04:27,146 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 23:04:27,147 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 23:04:27,147 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2024-11-13 23:04:27,147 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 23:04:27,147 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode 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_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm 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 [2024-11-13 23:04:27,497 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 23:04:27,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 23:04:27,513 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 23:04:27,515 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 23:04:27,515 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 23:04:27,517 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm/../../sv-benchmarks/c/seq-pthread/cs_fib-2.i Unable to find full path for "g++" [2024-11-13 23:04:29,534 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 23:04:29,988 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 23:04:29,988 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/sv-benchmarks/c/seq-pthread/cs_fib-2.i [2024-11-13 23:04:30,019 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm/data/f6403a9c9/651e051f16a7469a8818109e2dec9647/FLAGe952a8efd [2024-11-13 23:04:30,103 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm/data/f6403a9c9/651e051f16a7469a8818109e2dec9647 [2024-11-13 23:04:30,106 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 23:04:30,107 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 23:04:30,109 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 23:04:30,109 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 23:04:30,114 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 23:04:30,115 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:04:30" (1/1) ... [2024-11-13 23:04:30,116 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4d32d952 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:30, skipping insertion in model container [2024-11-13 23:04:30,116 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 11:04:30" (1/1) ... [2024-11-13 23:04:30,166 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 23:04:30,512 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_01848d79-afe9-4a36-bf81-cefd2fc6d2db/sv-benchmarks/c/seq-pthread/cs_fib-2.i[23457,23470] [2024-11-13 23:04:30,635 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:04:30,652 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 23:04:30,691 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_01848d79-afe9-4a36-bf81-cefd2fc6d2db/sv-benchmarks/c/seq-pthread/cs_fib-2.i[23457,23470] [2024-11-13 23:04:30,808 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 23:04:30,849 INFO L204 MainTranslator]: Completed translation [2024-11-13 23:04:30,850 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:30 WrapperNode [2024-11-13 23:04:30,850 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 23:04:30,851 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 23:04:30,851 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 23:04:30,851 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 23:04:30,858 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:30" (1/1) ... [2024-11-13 23:04:30,880 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:30" (1/1) ... [2024-11-13 23:04:30,925 INFO L138 Inliner]: procedures = 145, calls = 401, calls flagged for inlining = 5, calls inlined = 5, statements flattened = 714 [2024-11-13 23:04:30,926 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 23:04:30,926 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 23:04:30,926 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 23:04:30,927 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 23:04:30,935 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:30" (1/1) ... [2024-11-13 23:04:30,936 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:30" (1/1) ... [2024-11-13 23:04:30,944 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:30" (1/1) ... [2024-11-13 23:04:30,945 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:30" (1/1) ... [2024-11-13 23:04:30,979 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:30" (1/1) ... [2024-11-13 23:04:30,988 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:30" (1/1) ... [2024-11-13 23:04:30,997 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:30" (1/1) ... [2024-11-13 23:04:31,003 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:30" (1/1) ... [2024-11-13 23:04:31,020 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 23:04:31,021 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 23:04:31,021 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 23:04:31,021 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 23:04:31,022 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 11:04:30" (1/1) ... [2024-11-13 23:04:31,031 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2024-11-13 23:04:31,053 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm/z3 [2024-11-13 23:04:31,068 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2024-11-13 23:04:31,075 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_01848d79-afe9-4a36-bf81-cefd2fc6d2db/bin/ukojak-verify-EEHR8qb7sm/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2024-11-13 23:04:31,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 23:04:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2024-11-13 23:04:31,101 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2024-11-13 23:04:31,101 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 23:04:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-11-13 23:04:31,102 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-11-13 23:04:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 23:04:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 23:04:31,102 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 23:04:31,103 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2024-11-13 23:04:31,103 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2024-11-13 23:04:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 23:04:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2024-11-13 23:04:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2024-11-13 23:04:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 23:04:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 23:04:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2024-11-13 23:04:31,104 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2024-11-13 23:04:31,104 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 23:04:31,105 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 23:04:31,105 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 23:04:31,298 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 23:04:31,300 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 23:04:31,592 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; [2024-11-13 23:04:31,592 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)); [2024-11-13 23:04:31,592 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; [2024-11-13 23:04:31,593 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)); [2024-11-13 23:04:31,593 INFO L735 $ProcedureCfgBuilder]: dead code at ProgramPoint L749: SUMMARY for call __CS_cs(); srcloc: null [2024-11-13 23:04:31,593 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; [2024-11-13 23:04:31,593 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)); [2024-11-13 23:04:42,380 INFO L? ?]: Removed 73 outVars from TransFormulas that were not future-live. [2024-11-13 23:04:42,380 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 23:04:42,561 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 23:04:42,562 INFO L316 CfgBuilder]: Removed 4 assume(true) statements. [2024-11-13 23:04:42,562 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:04:42 BoogieIcfgContainer [2024-11-13 23:04:42,562 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 23:04:42,563 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2024-11-13 23:04:42,563 INFO L270 PluginConnector]: Initializing CodeCheck... [2024-11-13 23:04:42,574 INFO L274 PluginConnector]: CodeCheck initialized [2024-11-13 23:04:42,574 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 11:04:42" (1/1) ... [2024-11-13 23:04:42,583 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 23:04:42,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:42,644 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 239 states to 159 states and 239 transitions. [2024-11-13 23:04:42,645 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 239 transitions. [2024-11-13 23:04:42,661 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 173 [2024-11-13 23:04:42,661 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:42,662 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:04:43,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:44,699 INFO L134 CoverageAnalysis]: Checked inductivity of 1560 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2024-11-13 23:04:54,784 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 [] [2024-11-13 23:04:54,957 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:54,960 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 160 states and 240 transitions. [2024-11-13 23:04:54,960 INFO L276 IsEmpty]: Start isEmpty. Operand 160 states and 240 transitions. [2024-11-13 23:04:54,964 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2024-11-13 23:04:54,964 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:54,965 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:04:55,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:56,229 INFO L134 CoverageAnalysis]: Checked inductivity of 1561 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2024-11-13 23:04:56,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:56,339 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 161 states and 242 transitions. [2024-11-13 23:04:56,339 INFO L276 IsEmpty]: Start isEmpty. Operand 161 states and 242 transitions. [2024-11-13 23:04:56,345 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 176 [2024-11-13 23:04:56,345 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:56,345 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:04:57,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:57,486 INFO L134 CoverageAnalysis]: Checked inductivity of 1562 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 1560 trivial. 0 not checked. [2024-11-13 23:04:57,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:04:57,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 162 states and 244 transitions. [2024-11-13 23:04:57,739 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 244 transitions. [2024-11-13 23:04:57,747 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 177 [2024-11-13 23:04:57,747 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:04:57,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:04:58,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:04:59,037 INFO L134 CoverageAnalysis]: Checked inductivity of 1564 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1563 trivial. 0 not checked. [2024-11-13 23:05:10,319 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 [] [2024-11-13 23:05:10,433 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:10,437 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 166 states and 252 transitions. [2024-11-13 23:05:10,438 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 252 transitions. [2024-11-13 23:05:10,446 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 181 [2024-11-13 23:05:10,446 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:10,446 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:11,211 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:11,831 INFO L134 CoverageAnalysis]: Checked inductivity of 1578 backedges. 11 proven. 3 refuted. 0 times theorem prover too weak. 1564 trivial. 0 not checked. [2024-11-13 23:05:12,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:12,503 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 252 states to 167 states and 252 transitions. [2024-11-13 23:05:12,503 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 252 transitions. [2024-11-13 23:05:12,510 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 182 [2024-11-13 23:05:12,510 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:12,510 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:13,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:13,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1584 backedges. 0 proven. 15 refuted. 0 times theorem prover too weak. 1569 trivial. 0 not checked. [2024-11-13 23:05:26,077 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 [] [2024-11-13 23:05:26,168 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:26,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 171 states and 259 transitions. [2024-11-13 23:05:26,169 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 259 transitions. [2024-11-13 23:05:26,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 186 [2024-11-13 23:05:26,175 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:26,175 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:26,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:27,286 INFO L134 CoverageAnalysis]: Checked inductivity of 1611 backedges. 37 proven. 3 refuted. 0 times theorem prover too weak. 1571 trivial. 0 not checked. [2024-11-13 23:05:27,868 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:27,870 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 259 states to 172 states and 259 transitions. [2024-11-13 23:05:27,873 INFO L276 IsEmpty]: Start isEmpty. Operand 172 states and 259 transitions. [2024-11-13 23:05:27,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 187 [2024-11-13 23:05:27,879 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:27,880 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:28,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:29,213 INFO L134 CoverageAnalysis]: Checked inductivity of 1621 backedges. 0 proven. 46 refuted. 0 times theorem prover too weak. 1575 trivial. 0 not checked. [2024-11-13 23:05:41,788 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 [] [2024-11-13 23:05:41,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:41,918 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 176 states and 266 transitions. [2024-11-13 23:05:41,918 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 266 transitions. [2024-11-13 23:05:41,921 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 191 [2024-11-13 23:05:41,923 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:41,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:42,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:42,888 INFO L134 CoverageAnalysis]: Checked inductivity of 1661 backedges. 63 proven. 3 refuted. 0 times theorem prover too weak. 1595 trivial. 0 not checked. [2024-11-13 23:05:43,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:43,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 177 states and 266 transitions. [2024-11-13 23:05:43,562 INFO L276 IsEmpty]: Start isEmpty. Operand 177 states and 266 transitions. [2024-11-13 23:05:43,565 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 192 [2024-11-13 23:05:43,566 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:43,566 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:44,145 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:44,789 INFO L134 CoverageAnalysis]: Checked inductivity of 1675 backedges. 0 proven. 94 refuted. 0 times theorem prover too weak. 1581 trivial. 0 not checked. [2024-11-13 23:05:57,061 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 [] [2024-11-13 23:05:57,144 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:57,145 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 181 states and 273 transitions. [2024-11-13 23:05:57,145 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 273 transitions. [2024-11-13 23:05:57,150 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 196 [2024-11-13 23:05:57,151 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:57,151 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:57,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:05:58,071 INFO L134 CoverageAnalysis]: Checked inductivity of 1728 backedges. 89 proven. 3 refuted. 0 times theorem prover too weak. 1636 trivial. 0 not checked. [2024-11-13 23:05:58,762 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:05:58,764 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 273 states to 182 states and 273 transitions. [2024-11-13 23:05:58,764 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states and 273 transitions. [2024-11-13 23:05:58,765 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2024-11-13 23:05:58,766 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:05:58,766 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:05:59,374 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:06:00,226 INFO L134 CoverageAnalysis]: Checked inductivity of 1746 backedges. 0 proven. 159 refuted. 0 times theorem prover too weak. 1587 trivial. 0 not checked. [2024-11-13 23:06:13,248 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 [] [2024-11-13 23:06:13,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:06:13,338 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 186 states and 279 transitions. [2024-11-13 23:06:13,338 INFO L276 IsEmpty]: Start isEmpty. Operand 186 states and 279 transitions. [2024-11-13 23:06:13,339 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-11-13 23:06:13,344 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:06:13,344 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:06:13,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:06:14,154 INFO L134 CoverageAnalysis]: Checked inductivity of 1812 backedges. 115 proven. 3 refuted. 0 times theorem prover too weak. 1694 trivial. 0 not checked. [2024-11-13 23:06:14,969 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:06:14,971 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 187 states and 279 transitions. [2024-11-13 23:06:14,971 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 279 transitions. [2024-11-13 23:06:14,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-11-13 23:06:14,973 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:06:14,973 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:06:15,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:06:15,868 INFO L134 CoverageAnalysis]: Checked inductivity of 1834 backedges. 66 proven. 3 refuted. 0 times theorem prover too weak. 1765 trivial. 0 not checked. [2024-11-13 23:06:16,736 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:06:16,737 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 279 states to 188 states and 279 transitions. [2024-11-13 23:06:16,737 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 279 transitions. [2024-11-13 23:06:16,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-11-13 23:06:16,739 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:06:16,739 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:06:23,006 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:06:25,580 INFO L134 CoverageAnalysis]: Checked inductivity of 1857 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1857 trivial. 0 not checked. [2024-11-13 23:07:05,290 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 [] [2024-11-13 23:07:15,390 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.10s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:07:25,440 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.05s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:07:35,514 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:07:37,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:07:37,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 419 states to 276 states and 419 transitions. [2024-11-13 23:07:37,634 INFO L276 IsEmpty]: Start isEmpty. Operand 276 states and 419 transitions. [2024-11-13 23:07:37,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-11-13 23:07:37,637 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:07:37,638 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:07:41,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:07:43,573 INFO L134 CoverageAnalysis]: Checked inductivity of 1859 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1857 trivial. 0 not checked. [2024-11-13 23:08:44,506 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:08:54,569 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:09:06,495 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:09:17,531 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:09:18,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:09:18,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 554 states to 363 states and 554 transitions. [2024-11-13 23:09:18,558 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 554 transitions. [2024-11-13 23:09:18,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 218 [2024-11-13 23:09:18,561 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:09:18,562 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:09:21,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:09:34,589 INFO L134 CoverageAnalysis]: Checked inductivity of 1937 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1937 trivial. 0 not checked. [2024-11-13 23:11:08,973 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:11:19,131 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.16s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:11:33,556 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:11:45,048 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:11:55,127 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:11:58,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:11:58,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 581 states to 371 states and 578 transitions. [2024-11-13 23:11:58,485 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 578 transitions. [2024-11-13 23:11:58,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 213 [2024-11-13 23:11:58,488 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:11:58,488 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:12:04,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:12:06,981 INFO L134 CoverageAnalysis]: Checked inductivity of 1865 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1861 trivial. 0 not checked. [2024-11-13 23:14:00,114 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:14:10,191 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:14:23,824 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:14:35,714 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:14:45,786 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.07s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:14:55,902 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:15:07,333 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2024-11-13 23:15:07,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 459 states and 717 transitions. [2024-11-13 23:15:07,335 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 717 transitions. [2024-11-13 23:15:07,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 219 [2024-11-13 23:15:07,338 INFO L420 CodeCheckObserver]: Error Path is FOUND. [2024-11-13 23:15:07,339 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 23:15:12,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 23:15:26,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1937 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1937 trivial. 0 not checked. [2024-11-13 23:18:02,353 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.03s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:18:12,412 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.06s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:18:29,646 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.02s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:18:42,405 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.01s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:18:52,485 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.08s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2024-11-13 23:19:02,555 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 10.00s for a HTC check with result UNKNOWN. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers []