./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version cf1a7837 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_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash d5cca3532c956cbfb3f8d24df68dd431ff61516e63bcc0106c0529c479d6a4ef --- Real Ultimate output --- This is Ultimate 0.2.3-dev-cf1a783 [2023-11-11 23:54:47,000 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-11 23:54:47,148 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV/config/svcomp-Overflow-32bit-Kojak_Default.epf [2023-11-11 23:54:47,159 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-11 23:54:47,160 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-11 23:54:47,205 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-11 23:54:47,206 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-11 23:54:47,207 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-11 23:54:47,208 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-11 23:54:47,214 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-11 23:54:47,216 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-11 23:54:47,216 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-11 23:54:47,217 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-11 23:54:47,219 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-11 23:54:47,220 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-11 23:54:47,220 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-11 23:54:47,221 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-11 23:54:47,222 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-11 23:54:47,222 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-11 23:54:47,223 INFO L153 SettingsManager]: * Check absence of signed integer overflows=true [2023-11-11 23:54:47,223 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2023-11-11 23:54:47,224 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-11 23:54:47,225 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-11 23:54:47,225 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-11 23:54:47,226 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-11 23:54:47,227 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-11 23:54:47,228 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-11 23:54:47,228 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:47,229 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-11 23:54:47,229 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-11 23:54:47,231 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-11 23:54:47,232 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-11 23:54:47,232 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-11 23:54:47,232 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-11 23:54:47,233 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_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> d5cca3532c956cbfb3f8d24df68dd431ff61516e63bcc0106c0529c479d6a4ef [2023-11-11 23:54:47,578 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-11 23:54:47,615 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-11 23:54:47,618 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-11 23:54:47,620 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-11 23:54:47,620 INFO L274 PluginConnector]: CDTParser initialized [2023-11-11 23:54:47,622 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV/../../sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i [2023-11-11 23:54:50,963 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-11 23:54:51,346 INFO L384 CDTParser]: Found 1 translation units. [2023-11-11 23:54:51,357 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/sv-benchmarks/c/seq-pthread/cs_time_var_mutex.i [2023-11-11 23:54:51,383 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV/data/06e9a69ba/f7614e8beb934fd691438a44bdb30c77/FLAG26b865be3 [2023-11-11 23:54:51,406 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV/data/06e9a69ba/f7614e8beb934fd691438a44bdb30c77 [2023-11-11 23:54:51,413 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-11 23:54:51,415 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-11 23:54:51,417 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:51,418 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-11 23:54:51,423 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-11 23:54:51,425 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:51" (1/1) ... [2023-11-11 23:54:51,427 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2dab0caf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:51, skipping insertion in model container [2023-11-11 23:54:51,427 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.11 11:54:51" (1/1) ... [2023-11-11 23:54:51,498 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-11 23:54:52,047 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:52,085 INFO L202 MainTranslator]: Completed pre-run [2023-11-11 23:54:52,257 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-11 23:54:52,303 INFO L206 MainTranslator]: Completed translation [2023-11-11 23:54:52,303 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:52 WrapperNode [2023-11-11 23:54:52,303 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-11 23:54:52,304 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:52,305 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-11 23:54:52,305 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-11 23:54:52,313 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:52" (1/1) ... [2023-11-11 23:54:52,342 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:52" (1/1) ... [2023-11-11 23:54:52,402 INFO L138 Inliner]: procedures = 145, calls = 318, calls flagged for inlining = 6, calls inlined = 6, statements flattened = 534 [2023-11-11 23:54:52,403 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-11 23:54:52,404 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-11 23:54:52,404 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-11 23:54:52,404 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-11 23:54:52,415 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:52" (1/1) ... [2023-11-11 23:54:52,415 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:52" (1/1) ... [2023-11-11 23:54:52,427 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:52" (1/1) ... [2023-11-11 23:54:52,427 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:52" (1/1) ... [2023-11-11 23:54:52,459 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:52" (1/1) ... [2023-11-11 23:54:52,465 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:52" (1/1) ... [2023-11-11 23:54:52,470 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:52" (1/1) ... [2023-11-11 23:54:52,475 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:52" (1/1) ... [2023-11-11 23:54:52,484 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-11 23:54:52,485 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-11 23:54:52,485 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-11 23:54:52,486 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-11 23:54:52,486 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.11 11:54:52" (1/1) ... [2023-11-11 23:54:52,494 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-11 23:54:52,510 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV/z3 [2023-11-11 23:54:52,540 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-11 23:54:52,569 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_7cd70a57-5b20-4cf0-839f-728fe2360945/bin/ukojak-verify-0OAaufAVZV/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-11 23:54:52,591 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2023-11-11 23:54:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2023-11-11 23:54:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-11 23:54:52,592 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-11 23:54:52,592 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-11 23:54:52,593 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2023-11-11 23:54:52,594 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2023-11-11 23:54:52,595 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_init [2023-11-11 23:54:52,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_init [2023-11-11 23:54:52,595 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_create [2023-11-11 23:54:52,595 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_create [2023-11-11 23:54:52,596 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2023-11-11 23:54:52,596 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_join [2023-11-11 23:54:52,596 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_join [2023-11-11 23:54:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-11 23:54:52,597 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~$Pointer$~TO~$Pointer$ [2023-11-11 23:54:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2023-11-11 23:54:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2023-11-11 23:54:52,597 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_cs [2023-11-11 23:54:52,598 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_cs [2023-11-11 23:54:52,598 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-11 23:54:52,600 INFO L130 BoogieDeclarations]: Found specification of procedure __CS_pthread_mutex_destroy [2023-11-11 23:54:52,601 INFO L138 BoogieDeclarations]: Found implementation of procedure __CS_pthread_mutex_destroy [2023-11-11 23:54:52,601 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-11 23:54:52,601 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-11 23:54:52,851 INFO L236 CfgBuilder]: Building ICFG [2023-11-11 23:54:52,853 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-11 23:55:04,053 INFO L277 CfgBuilder]: Performing block encoding [2023-11-11 23:55:04,182 INFO L297 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-11 23:55:04,182 INFO L302 CfgBuilder]: Removed 2 assume(true) statements. [2023-11-11 23:55:04,185 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:04 BoogieIcfgContainer [2023-11-11 23:55:04,185 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-11 23:55:04,186 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-11 23:55:04,186 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-11 23:55:04,196 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-11 23:55:04,196 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.11 11:55:04" (1/1) ... [2023-11-11 23:55:04,205 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-11 23:55:04,256 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:04,268 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 134 states and 188 transitions. [2023-11-11 23:55:04,269 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 188 transitions. [2023-11-11 23:55:04,271 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2023-11-11 23:55:04,271 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:04,272 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:04,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:04,917 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:14,977 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 [] [2023-11-11 23:55:15,111 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:15,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 136 states and 191 transitions. [2023-11-11 23:55:15,116 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 191 transitions. [2023-11-11 23:55:15,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2023-11-11 23:55:15,117 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:15,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:15,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:15,390 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:15,410 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:15,414 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 192 states to 137 states and 192 transitions. [2023-11-11 23:55:15,414 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 192 transitions. [2023-11-11 23:55:15,415 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:55:15,415 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:15,415 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:15,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:15,834 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:25,904 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 [] [2023-11-11 23:55:25,971 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:25,973 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 193 states to 137 states and 193 transitions. [2023-11-11 23:55:25,974 INFO L276 IsEmpty]: Start isEmpty. Operand 137 states and 193 transitions. [2023-11-11 23:55:25,974 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:55:25,974 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:25,975 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:26,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:26,241 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:26,457 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:26,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 139 states and 196 transitions. [2023-11-11 23:55:26,459 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 196 transitions. [2023-11-11 23:55:26,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2023-11-11 23:55:26,462 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:26,463 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:26,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:26,659 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:26,786 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:26,788 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 197 states to 140 states and 197 transitions. [2023-11-11 23:55:26,788 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 197 transitions. [2023-11-11 23:55:26,788 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2023-11-11 23:55:26,788 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:26,789 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:26,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:26,970 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2023-11-11 23:55:27,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:27,180 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 196 states to 139 states and 196 transitions. [2023-11-11 23:55:27,180 INFO L276 IsEmpty]: Start isEmpty. Operand 139 states and 196 transitions. [2023-11-11 23:55:27,180 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:55:27,180 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:27,180 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:27,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:27,529 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2023-11-11 23:55:27,621 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:27,622 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 191 states to 136 states and 191 transitions. [2023-11-11 23:55:27,623 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 191 transitions. [2023-11-11 23:55:27,623 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 11 [2023-11-11 23:55:27,623 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:27,623 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:27,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:27,826 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:55:28,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:28,832 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 144 states and 200 transitions. [2023-11-11 23:55:28,832 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 200 transitions. [2023-11-11 23:55:28,833 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 12 [2023-11-11 23:55:28,833 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:28,833 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:28,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:28,973 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:55:28,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:28,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 201 states to 145 states and 201 transitions. [2023-11-11 23:55:28,993 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 201 transitions. [2023-11-11 23:55:28,994 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2023-11-11 23:55:28,994 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:28,994 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:29,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:29,602 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2023-11-11 23:55:39,804 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 [] [2023-11-11 23:55:39,920 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:39,921 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 202 states to 145 states and 202 transitions. [2023-11-11 23:55:39,922 INFO L276 IsEmpty]: Start isEmpty. Operand 145 states and 202 transitions. [2023-11-11 23:55:39,922 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2023-11-11 23:55:39,922 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:39,923 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:40,333 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 18 proven. 5 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2023-11-11 23:55:41,037 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:41,038 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 148 states and 204 transitions. [2023-11-11 23:55:41,039 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 204 transitions. [2023-11-11 23:55:41,039 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 24 [2023-11-11 23:55:41,039 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:41,040 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:41,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:41,378 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 25 proven. 5 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2023-11-11 23:55:42,001 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:42,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 206 states to 151 states and 206 transitions. [2023-11-11 23:55:42,003 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 206 transitions. [2023-11-11 23:55:42,004 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2023-11-11 23:55:42,004 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:42,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:42,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:42,489 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2023-11-11 23:55:45,748 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:45,749 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 218 states to 163 states and 218 transitions. [2023-11-11 23:55:45,749 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 218 transitions. [2023-11-11 23:55:45,750 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2023-11-11 23:55:45,750 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:45,750 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-11 23:55:45,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-11 23:55:46,244 INFO L134 CoverageAnalysis]: Checked inductivity of 61 backedges. 36 proven. 0 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2023-11-11 23:55:49,571 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-11 23:55:49,573 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 217 states to 162 states and 217 transitions. [2023-11-11 23:55:49,573 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 217 transitions. [2023-11-11 23:55:49,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 40 [2023-11-11 23:55:49,576 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-11 23:55:49,576 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms