./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c --full-output --architecture 64bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version b5237d83 Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e21b5d9af58d503b543d8ada0d1f774dde2fb8cf43da8014b4dc75fe011ac352 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:29:39,359 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:29:39,361 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:29:39,394 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:29:39,395 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:29:39,396 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:29:39,397 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:29:39,405 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:29:39,407 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:29:39,413 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:29:39,414 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:29:39,417 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:29:39,417 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:29:39,420 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:29:39,423 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:29:39,425 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:29:39,426 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:29:39,427 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:29:39,429 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:29:39,436 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:29:39,437 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:29:39,439 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:29:39,442 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:29:39,442 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:29:39,453 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:29:39,453 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:29:39,453 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:29:39,456 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:29:39,456 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:29:39,458 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:29:39,459 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:29:39,459 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:29:39,461 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:29:39,462 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:29:39,463 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:29:39,463 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:29:39,464 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:29:39,464 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:29:39,465 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:29:39,466 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:29:39,467 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:29:39,468 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Default.epf [2022-11-21 22:29:39,535 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:29:39,535 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:29:39,536 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:29:39,536 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:29:39,536 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:29:39,536 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:29:39,537 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:29:39,537 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-11-21 22:29:39,537 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:29:39,537 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:29:39,537 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:29:39,537 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:29:39,538 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:29:39,538 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:29:39,538 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:29:39,541 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:29:39,541 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:29:39,541 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:29:39,541 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:29:39,542 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:29:39,542 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:29:39,542 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:29:39,542 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-11-21 22:29:39,543 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-11-21 22:29:39,543 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:29:39,543 INFO L138 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_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e21b5d9af58d503b543d8ada0d1f774dde2fb8cf43da8014b4dc75fe011ac352 [2022-11-21 22:29:39,840 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:29:39,877 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:29:39,881 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:29:39,882 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:29:39,883 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:29:39,884 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c [2022-11-21 22:29:42,909 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:29:43,355 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:29:43,357 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c [2022-11-21 22:29:43,376 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/data/c177323d1/a56d2f734f574ade88b4696ee99ab5ae/FLAG3885ecc17 [2022-11-21 22:29:43,394 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/data/c177323d1/a56d2f734f574ade88b4696ee99ab5ae [2022-11-21 22:29:43,397 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:29:43,399 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:29:43,402 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:29:43,402 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:29:43,406 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:29:43,406 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:29:43" (1/1) ... [2022-11-21 22:29:43,407 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@35e85a91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:43, skipping insertion in model container [2022-11-21 22:29:43,408 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:29:43" (1/1) ... [2022-11-21 22:29:43,416 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:29:43,469 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:29:43,698 WARN L237 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_ca97cc9c-8881-4275-b4e7-639647f91687/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-21 22:29:44,069 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:29:44,083 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:29:44,094 WARN L237 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_ca97cc9c-8881-4275-b4e7-639647f91687/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-21 22:29:44,250 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:29:44,264 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:29:44,265 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:44 WrapperNode [2022-11-21 22:29:44,265 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:29:44,266 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:29:44,267 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:29:44,267 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:29:44,274 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:44" (1/1) ... [2022-11-21 22:29:44,318 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:44" (1/1) ... [2022-11-21 22:29:44,439 INFO L138 Inliner]: procedures = 15, calls = 102, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1472 [2022-11-21 22:29:44,440 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:29:44,440 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:29:44,441 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:29:44,441 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:29:44,451 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:44" (1/1) ... [2022-11-21 22:29:44,451 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:44" (1/1) ... [2022-11-21 22:29:44,464 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:44" (1/1) ... [2022-11-21 22:29:44,464 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:44" (1/1) ... [2022-11-21 22:29:44,583 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:44" (1/1) ... [2022-11-21 22:29:44,599 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:44" (1/1) ... [2022-11-21 22:29:44,618 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:44" (1/1) ... [2022-11-21 22:29:44,626 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:44" (1/1) ... [2022-11-21 22:29:44,655 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:29:44,662 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:29:44,663 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:29:44,663 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:29:44,664 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:29:44" (1/1) ... [2022-11-21 22:29:44,669 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:29:44,680 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:29:44,693 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:29:44,709 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:29:44,752 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:29:44,753 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:29:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:29:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-11-21 22:29:44,754 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:29:44,757 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:29:44,757 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-11-21 22:29:44,757 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:29:45,187 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:29:45,189 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:29:48,290 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:29:48,550 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:29:48,551 INFO L300 CfgBuilder]: Removed 19 assume(true) statements. [2022-11-21 22:29:48,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:29:48 BoogieIcfgContainer [2022-11-21 22:29:48,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:29:48,554 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:29:48,554 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:29:48,564 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:29:48,565 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:29:48" (1/1) ... [2022-11-21 22:29:48,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:29:48,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:48,630 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2022-11-21 22:29:48,630 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2022-11-21 22:29:48,635 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:29:48,635 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:48,636 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:49,627 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 22:29:49,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:49,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 59 states to 37 states and 59 transitions. [2022-11-21 22:29:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 59 transitions. [2022-11-21 22:29:49,727 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2022-11-21 22:29:49,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:49,728 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:49,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:50,306 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 22:29:50,388 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:50,389 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 38 states and 60 transitions. [2022-11-21 22:29:50,389 INFO L276 IsEmpty]: Start isEmpty. Operand 38 states and 60 transitions. [2022-11-21 22:29:50,390 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2022-11-21 22:29:50,390 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:50,391 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:50,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:50,966 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 22:29:51,025 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:51,026 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 39 states and 61 transitions. [2022-11-21 22:29:51,026 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 61 transitions. [2022-11-21 22:29:51,027 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2022-11-21 22:29:51,027 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:51,028 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:51,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:51,655 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2022-11-21 22:29:51,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:51,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 40 states and 62 transitions. [2022-11-21 22:29:51,727 INFO L276 IsEmpty]: Start isEmpty. Operand 40 states and 62 transitions. [2022-11-21 22:29:51,730 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2022-11-21 22:29:51,730 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:51,731 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:51,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:52,368 INFO L134 CoverageAnalysis]: Checked inductivity of 30 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-21 22:29:52,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:52,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 41 states and 63 transitions. [2022-11-21 22:29:52,419 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 63 transitions. [2022-11-21 22:29:52,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2022-11-21 22:29:52,421 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:52,421 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:52,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:53,014 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2022-11-21 22:29:53,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:53,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 64 states to 42 states and 64 transitions. [2022-11-21 22:29:53,100 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 64 transitions. [2022-11-21 22:29:53,101 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2022-11-21 22:29:53,101 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:53,101 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:53,250 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:53,606 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 22:29:53,665 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:53,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 43 states and 65 transitions. [2022-11-21 22:29:53,666 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 65 transitions. [2022-11-21 22:29:53,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2022-11-21 22:29:53,671 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:53,671 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:53,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:54,240 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 22:29:54,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:54,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 44 states and 66 transitions. [2022-11-21 22:29:54,357 INFO L276 IsEmpty]: Start isEmpty. Operand 44 states and 66 transitions. [2022-11-21 22:29:54,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2022-11-21 22:29:54,358 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:54,358 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:54,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:54,949 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 22:29:55,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:55,073 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 45 states and 67 transitions. [2022-11-21 22:29:55,074 INFO L276 IsEmpty]: Start isEmpty. Operand 45 states and 67 transitions. [2022-11-21 22:29:55,074 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2022-11-21 22:29:55,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:55,077 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:55,741 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 33 trivial. 0 not checked. [2022-11-21 22:29:55,867 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:29:55,867 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 68 states to 46 states and 68 transitions. [2022-11-21 22:29:55,867 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 68 transitions. [2022-11-21 22:29:55,868 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2022-11-21 22:29:55,868 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:29:55,868 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:29:56,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:29:59,188 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 43 trivial. 0 not checked. [2022-11-21 22:30:01,961 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:01,961 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 86 states to 58 states and 86 transitions. [2022-11-21 22:30:01,961 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 86 transitions. [2022-11-21 22:30:01,962 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2022-11-21 22:30:01,962 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:01,963 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:02,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:03,128 INFO L134 CoverageAnalysis]: Checked inductivity of 125 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-21 22:30:04,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.34s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 22:30:04,731 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:04,732 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 87 states to 59 states and 87 transitions. [2022-11-21 22:30:04,732 INFO L276 IsEmpty]: Start isEmpty. Operand 59 states and 87 transitions. [2022-11-21 22:30:04,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2022-11-21 22:30:04,733 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:04,733 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:06,013 INFO L134 CoverageAnalysis]: Checked inductivity of 126 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 113 trivial. 0 not checked. [2022-11-21 22:30:06,267 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:06,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 88 states to 60 states and 88 transitions. [2022-11-21 22:30:06,268 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 88 transitions. [2022-11-21 22:30:06,268 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 78 [2022-11-21 22:30:06,269 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:06,269 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:07,650 INFO L134 CoverageAnalysis]: Checked inductivity of 128 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-21 22:30:07,760 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:07,761 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 61 states and 89 transitions. [2022-11-21 22:30:07,761 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 89 transitions. [2022-11-21 22:30:07,762 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2022-11-21 22:30:07,763 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:07,763 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:08,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:09,038 INFO L134 CoverageAnalysis]: Checked inductivity of 129 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 116 trivial. 0 not checked. [2022-11-21 22:30:09,288 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:09,288 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 62 states and 90 transitions. [2022-11-21 22:30:09,289 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 90 transitions. [2022-11-21 22:30:09,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 80 [2022-11-21 22:30:09,290 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:09,291 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:09,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:10,313 INFO L134 CoverageAnalysis]: Checked inductivity of 131 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-21 22:30:10,418 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:10,420 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 91 states to 63 states and 91 transitions. [2022-11-21 22:30:10,421 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 91 transitions. [2022-11-21 22:30:10,421 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 81 [2022-11-21 22:30:10,422 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:10,422 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:10,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:11,736 INFO L134 CoverageAnalysis]: Checked inductivity of 132 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 119 trivial. 0 not checked. [2022-11-21 22:30:12,008 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:12,009 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 64 states and 92 transitions. [2022-11-21 22:30:12,010 INFO L276 IsEmpty]: Start isEmpty. Operand 64 states and 92 transitions. [2022-11-21 22:30:12,011 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 82 [2022-11-21 22:30:12,011 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:12,012 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:12,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:13,107 INFO L134 CoverageAnalysis]: Checked inductivity of 134 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-11-21 22:30:13,219 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:13,222 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 65 states and 93 transitions. [2022-11-21 22:30:13,223 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 93 transitions. [2022-11-21 22:30:13,224 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2022-11-21 22:30:13,224 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:13,225 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:13,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:14,406 INFO L134 CoverageAnalysis]: Checked inductivity of 135 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 122 trivial. 0 not checked. [2022-11-21 22:30:14,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:14,703 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 66 states and 94 transitions. [2022-11-21 22:30:14,703 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 94 transitions. [2022-11-21 22:30:14,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 84 [2022-11-21 22:30:14,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:14,705 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:14,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:15,799 INFO L134 CoverageAnalysis]: Checked inductivity of 137 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-21 22:30:15,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:15,979 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 67 states and 95 transitions. [2022-11-21 22:30:15,979 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 95 transitions. [2022-11-21 22:30:15,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2022-11-21 22:30:15,981 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:15,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:16,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:17,142 INFO L134 CoverageAnalysis]: Checked inductivity of 138 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 125 trivial. 0 not checked. [2022-11-21 22:30:17,450 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:17,451 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 68 states and 96 transitions. [2022-11-21 22:30:17,451 INFO L276 IsEmpty]: Start isEmpty. Operand 68 states and 96 transitions. [2022-11-21 22:30:17,452 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2022-11-21 22:30:17,452 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:17,452 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:17,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:18,381 INFO L134 CoverageAnalysis]: Checked inductivity of 140 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-21 22:30:18,972 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:18,972 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 69 states and 97 transitions. [2022-11-21 22:30:18,972 INFO L276 IsEmpty]: Start isEmpty. Operand 69 states and 97 transitions. [2022-11-21 22:30:18,973 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2022-11-21 22:30:18,973 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:18,974 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:19,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:20,059 INFO L134 CoverageAnalysis]: Checked inductivity of 141 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-21 22:30:22,093 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.71s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 22:30:22,116 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:22,116 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 98 states to 70 states and 98 transitions. [2022-11-21 22:30:22,116 INFO L276 IsEmpty]: Start isEmpty. Operand 70 states and 98 transitions. [2022-11-21 22:30:22,117 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2022-11-21 22:30:22,117 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:22,117 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:22,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:23,434 INFO L134 CoverageAnalysis]: Checked inductivity of 143 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-21 22:30:23,803 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:23,804 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 71 states and 99 transitions. [2022-11-21 22:30:23,804 INFO L276 IsEmpty]: Start isEmpty. Operand 71 states and 99 transitions. [2022-11-21 22:30:23,805 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2022-11-21 22:30:23,805 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:23,805 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:24,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:25,028 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 128 trivial. 0 not checked. [2022-11-21 22:30:25,415 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:25,416 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 100 states to 72 states and 100 transitions. [2022-11-21 22:30:25,416 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 100 transitions. [2022-11-21 22:30:25,417 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2022-11-21 22:30:25,417 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:25,417 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:25,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:26,251 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-21 22:30:27,734 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.37s for a HTC check with result INVALID. Formula has sorts [Array, Bool, Int], hasArrays=true, hasNonlinArith=false, quantifiers [] [2022-11-21 22:30:27,766 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:27,767 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 101 states to 73 states and 101 transitions. [2022-11-21 22:30:27,767 INFO L276 IsEmpty]: Start isEmpty. Operand 73 states and 101 transitions. [2022-11-21 22:30:27,768 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2022-11-21 22:30:27,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:27,768 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:27,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:28,643 INFO L134 CoverageAnalysis]: Checked inductivity of 151 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-21 22:30:29,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:29,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 102 states to 74 states and 102 transitions. [2022-11-21 22:30:29,002 INFO L276 IsEmpty]: Start isEmpty. Operand 74 states and 102 transitions. [2022-11-21 22:30:29,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2022-11-21 22:30:29,003 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:29,004 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:29,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:30,197 INFO L134 CoverageAnalysis]: Checked inductivity of 153 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-21 22:30:30,531 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:30,532 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 103 states to 75 states and 103 transitions. [2022-11-21 22:30:30,532 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 103 transitions. [2022-11-21 22:30:30,533 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2022-11-21 22:30:30,533 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:30,533 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:30,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:31,785 INFO L134 CoverageAnalysis]: Checked inductivity of 156 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 138 trivial. 0 not checked. [2022-11-21 22:30:32,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:32,125 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 104 states to 76 states and 104 transitions. [2022-11-21 22:30:32,125 INFO L276 IsEmpty]: Start isEmpty. Operand 76 states and 104 transitions. [2022-11-21 22:30:32,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2022-11-21 22:30:32,127 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:32,127 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:32,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:32,879 INFO L134 CoverageAnalysis]: Checked inductivity of 160 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-21 22:30:33,041 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:33,042 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 77 states and 105 transitions. [2022-11-21 22:30:33,042 INFO L276 IsEmpty]: Start isEmpty. Operand 77 states and 105 transitions. [2022-11-21 22:30:33,043 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 95 [2022-11-21 22:30:33,043 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:33,043 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:33,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:33,859 INFO L134 CoverageAnalysis]: Checked inductivity of 161 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-21 22:30:34,227 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:34,227 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 78 states and 106 transitions. [2022-11-21 22:30:34,227 INFO L276 IsEmpty]: Start isEmpty. Operand 78 states and 106 transitions. [2022-11-21 22:30:34,228 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 96 [2022-11-21 22:30:34,228 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:34,229 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:34,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:35,354 INFO L134 CoverageAnalysis]: Checked inductivity of 163 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-21 22:30:35,670 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:35,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 79 states and 107 transitions. [2022-11-21 22:30:35,671 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 107 transitions. [2022-11-21 22:30:35,672 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 97 [2022-11-21 22:30:35,672 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:35,672 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:35,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:36,917 INFO L134 CoverageAnalysis]: Checked inductivity of 166 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 148 trivial. 0 not checked. [2022-11-21 22:30:37,243 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:37,244 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 80 states and 108 transitions. [2022-11-21 22:30:37,244 INFO L276 IsEmpty]: Start isEmpty. Operand 80 states and 108 transitions. [2022-11-21 22:30:37,244 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 98 [2022-11-21 22:30:37,245 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:37,245 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:37,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:37,954 INFO L134 CoverageAnalysis]: Checked inductivity of 170 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-21 22:30:38,096 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:38,097 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 109 states to 81 states and 109 transitions. [2022-11-21 22:30:38,097 INFO L276 IsEmpty]: Start isEmpty. Operand 81 states and 109 transitions. [2022-11-21 22:30:38,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2022-11-21 22:30:38,098 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:38,098 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:38,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:39,008 INFO L134 CoverageAnalysis]: Checked inductivity of 171 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-21 22:30:39,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:39,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 110 states to 82 states and 110 transitions. [2022-11-21 22:30:39,380 INFO L276 IsEmpty]: Start isEmpty. Operand 82 states and 110 transitions. [2022-11-21 22:30:39,380 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2022-11-21 22:30:39,381 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:39,381 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:39,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:40,529 INFO L134 CoverageAnalysis]: Checked inductivity of 173 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-21 22:30:40,879 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:40,880 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 111 states to 83 states and 111 transitions. [2022-11-21 22:30:40,880 INFO L276 IsEmpty]: Start isEmpty. Operand 83 states and 111 transitions. [2022-11-21 22:30:40,880 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2022-11-21 22:30:40,880 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:40,881 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:41,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:42,092 INFO L134 CoverageAnalysis]: Checked inductivity of 176 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 158 trivial. 0 not checked. [2022-11-21 22:30:42,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:42,443 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 112 states to 84 states and 112 transitions. [2022-11-21 22:30:42,443 INFO L276 IsEmpty]: Start isEmpty. Operand 84 states and 112 transitions. [2022-11-21 22:30:42,444 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2022-11-21 22:30:42,444 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:42,444 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:42,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:43,281 INFO L134 CoverageAnalysis]: Checked inductivity of 180 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-21 22:30:43,428 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:43,429 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 113 states to 85 states and 113 transitions. [2022-11-21 22:30:43,429 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 113 transitions. [2022-11-21 22:30:43,430 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2022-11-21 22:30:43,430 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:43,430 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:43,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:44,265 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-21 22:30:44,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:44,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 86 states and 114 transitions. [2022-11-21 22:30:44,656 INFO L276 IsEmpty]: Start isEmpty. Operand 86 states and 114 transitions. [2022-11-21 22:30:44,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2022-11-21 22:30:44,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:44,657 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:44,968 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:45,959 INFO L134 CoverageAnalysis]: Checked inductivity of 183 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-21 22:30:46,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:46,394 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 87 states and 115 transitions. [2022-11-21 22:30:46,394 INFO L276 IsEmpty]: Start isEmpty. Operand 87 states and 115 transitions. [2022-11-21 22:30:46,395 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2022-11-21 22:30:46,395 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:46,395 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:46,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:47,636 INFO L134 CoverageAnalysis]: Checked inductivity of 186 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 168 trivial. 0 not checked. [2022-11-21 22:30:48,011 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:48,012 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 88 states and 116 transitions. [2022-11-21 22:30:48,012 INFO L276 IsEmpty]: Start isEmpty. Operand 88 states and 116 transitions. [2022-11-21 22:30:48,013 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2022-11-21 22:30:48,013 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:48,014 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:48,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:48,996 INFO L134 CoverageAnalysis]: Checked inductivity of 190 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-21 22:30:49,148 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:49,149 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 117 states to 89 states and 117 transitions. [2022-11-21 22:30:49,149 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 117 transitions. [2022-11-21 22:30:49,149 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 107 [2022-11-21 22:30:49,150 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:49,150 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:49,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:50,157 INFO L134 CoverageAnalysis]: Checked inductivity of 191 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-21 22:30:50,558 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:50,559 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 118 states to 90 states and 118 transitions. [2022-11-21 22:30:50,559 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 118 transitions. [2022-11-21 22:30:50,560 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2022-11-21 22:30:50,560 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:50,560 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:50,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:51,632 INFO L134 CoverageAnalysis]: Checked inductivity of 193 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-21 22:30:52,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:52,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 91 states and 119 transitions. [2022-11-21 22:30:52,031 INFO L276 IsEmpty]: Start isEmpty. Operand 91 states and 119 transitions. [2022-11-21 22:30:52,032 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2022-11-21 22:30:52,032 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:52,033 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:52,323 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:53,518 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 178 trivial. 0 not checked. [2022-11-21 22:30:53,899 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:53,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 120 states to 92 states and 120 transitions. [2022-11-21 22:30:53,900 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 120 transitions. [2022-11-21 22:30:53,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2022-11-21 22:30:53,901 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:53,901 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:54,787 INFO L134 CoverageAnalysis]: Checked inductivity of 200 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-21 22:30:54,940 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:54,941 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 93 states and 121 transitions. [2022-11-21 22:30:54,941 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 121 transitions. [2022-11-21 22:30:54,941 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 111 [2022-11-21 22:30:54,942 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:54,942 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:55,190 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:56,013 INFO L134 CoverageAnalysis]: Checked inductivity of 201 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-21 22:30:56,479 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:56,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 94 states and 122 transitions. [2022-11-21 22:30:56,480 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 122 transitions. [2022-11-21 22:30:56,480 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2022-11-21 22:30:56,481 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:56,481 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:56,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:57,849 INFO L134 CoverageAnalysis]: Checked inductivity of 203 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-21 22:30:58,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:30:58,266 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 123 states to 95 states and 123 transitions. [2022-11-21 22:30:58,266 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 123 transitions. [2022-11-21 22:30:58,266 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2022-11-21 22:30:58,267 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:30:58,267 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:30:58,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:30:59,693 INFO L134 CoverageAnalysis]: Checked inductivity of 206 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 188 trivial. 0 not checked. [2022-11-21 22:31:00,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:00,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 124 states to 96 states and 124 transitions. [2022-11-21 22:31:00,107 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 124 transitions. [2022-11-21 22:31:00,108 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2022-11-21 22:31:00,108 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:00,108 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:00,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:01,072 INFO L134 CoverageAnalysis]: Checked inductivity of 210 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-21 22:31:01,238 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:01,239 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 97 states and 125 transitions. [2022-11-21 22:31:01,239 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 125 transitions. [2022-11-21 22:31:01,239 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2022-11-21 22:31:01,240 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:01,240 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:01,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:02,389 INFO L134 CoverageAnalysis]: Checked inductivity of 211 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 198 trivial. 0 not checked. [2022-11-21 22:31:02,837 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:02,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 126 states to 98 states and 126 transitions. [2022-11-21 22:31:02,838 INFO L276 IsEmpty]: Start isEmpty. Operand 98 states and 126 transitions. [2022-11-21 22:31:02,838 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 116 [2022-11-21 22:31:02,838 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:02,838 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:03,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:03,593 INFO L134 CoverageAnalysis]: Checked inductivity of 213 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-21 22:31:03,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:03,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 99 states and 127 transitions. [2022-11-21 22:31:03,771 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 127 transitions. [2022-11-21 22:31:03,771 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 117 [2022-11-21 22:31:03,772 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:03,772 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:04,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:04,706 INFO L134 CoverageAnalysis]: Checked inductivity of 214 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-21 22:31:05,190 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:05,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 100 states and 128 transitions. [2022-11-21 22:31:05,191 INFO L276 IsEmpty]: Start isEmpty. Operand 100 states and 128 transitions. [2022-11-21 22:31:05,191 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 118 [2022-11-21 22:31:05,191 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:05,191 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:05,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:06,301 INFO L134 CoverageAnalysis]: Checked inductivity of 216 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-21 22:31:06,753 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:06,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 129 states to 101 states and 129 transitions. [2022-11-21 22:31:06,754 INFO L276 IsEmpty]: Start isEmpty. Operand 101 states and 129 transitions. [2022-11-21 22:31:06,755 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 119 [2022-11-21 22:31:06,755 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:06,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:06,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:08,014 INFO L134 CoverageAnalysis]: Checked inductivity of 219 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 201 trivial. 0 not checked. [2022-11-21 22:31:08,454 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:08,455 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 102 states and 130 transitions. [2022-11-21 22:31:08,455 INFO L276 IsEmpty]: Start isEmpty. Operand 102 states and 130 transitions. [2022-11-21 22:31:08,456 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 120 [2022-11-21 22:31:08,456 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:08,456 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:08,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:09,301 INFO L134 CoverageAnalysis]: Checked inductivity of 223 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-21 22:31:09,499 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:09,499 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 103 states and 131 transitions. [2022-11-21 22:31:09,500 INFO L276 IsEmpty]: Start isEmpty. Operand 103 states and 131 transitions. [2022-11-21 22:31:09,500 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 121 [2022-11-21 22:31:09,500 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:09,501 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:09,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:10,490 INFO L134 CoverageAnalysis]: Checked inductivity of 224 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-21 22:31:10,989 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:10,990 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 132 states to 104 states and 132 transitions. [2022-11-21 22:31:10,990 INFO L276 IsEmpty]: Start isEmpty. Operand 104 states and 132 transitions. [2022-11-21 22:31:10,991 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 122 [2022-11-21 22:31:10,991 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:10,991 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:11,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:12,104 INFO L134 CoverageAnalysis]: Checked inductivity of 226 backedges. 12 proven. 3 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-21 22:31:12,582 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:12,582 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 133 states to 105 states and 133 transitions. [2022-11-21 22:31:12,583 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 133 transitions. [2022-11-21 22:31:12,583 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 123 [2022-11-21 22:31:12,583 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:12,584 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:31:12,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-11-21 22:31:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 229 backedges. 12 proven. 6 refuted. 0 times theorem prover too weak. 211 trivial. 0 not checked. [2022-11-21 22:31:14,632 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:31:14,632 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 106 states and 134 transitions. [2022-11-21 22:31:14,632 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 134 transitions. [2022-11-21 22:31:14,633 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2022-11-21 22:31:14,633 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:31:14,633 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:33:13,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:33:13,082 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-11-21 22:34:56,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-11-21 22:35:07,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2022-11-21 22:35:07,603 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck has thrown an exception: java.lang.UnsupportedOperationException: Solver said unknown at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:35:07,606 INFO L158 Benchmark]: Toolchain (without parser) took 324207.35ms. Allocated memory was 197.1MB in the beginning and 2.8GB in the end (delta: 2.6GB). Free memory was 166.5MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 1.8GB. Max. memory is 16.1GB. [2022-11-21 22:35:07,607 INFO L158 Benchmark]: CDTParser took 0.26ms. Allocated memory is still 127.9MB. Free memory is still 96.8MB. There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:35:07,607 INFO L158 Benchmark]: CACSL2BoogieTranslator took 863.47ms. Allocated memory is still 197.1MB. Free memory was 166.5MB in the beginning and 121.9MB in the end (delta: 44.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. [2022-11-21 22:35:07,608 INFO L158 Benchmark]: Boogie Procedure Inliner took 173.42ms. Allocated memory is still 197.1MB. Free memory was 121.9MB in the beginning and 107.0MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. [2022-11-21 22:35:07,608 INFO L158 Benchmark]: Boogie Preprocessor took 215.41ms. Allocated memory is still 197.1MB. Free memory was 107.0MB in the beginning and 153.1MB in the end (delta: -46.1MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. [2022-11-21 22:35:07,612 INFO L158 Benchmark]: RCFGBuilder took 3891.22ms. Allocated memory was 197.1MB in the beginning and 369.1MB in the end (delta: 172.0MB). Free memory was 153.1MB in the beginning and 181.1MB in the end (delta: -28.0MB). Peak memory consumption was 223.0MB. Max. memory is 16.1GB. [2022-11-21 22:35:07,613 INFO L158 Benchmark]: CodeCheck took 319051.19ms. Allocated memory was 369.1MB in the beginning and 2.8GB in the end (delta: 2.4GB). Free memory was 181.1MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. [2022-11-21 22:35:07,616 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: UnsupportedOperationException: Solver said unknown de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: UnsupportedOperationException: Solver said unknown: de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:487) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26ms. Allocated memory is still 127.9MB. Free memory is still 96.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 863.47ms. Allocated memory is still 197.1MB. Free memory was 166.5MB in the beginning and 121.9MB in the end (delta: 44.6MB). Peak memory consumption was 44.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 173.42ms. Allocated memory is still 197.1MB. Free memory was 121.9MB in the beginning and 107.0MB in the end (delta: 14.9MB). Peak memory consumption was 14.7MB. Max. memory is 16.1GB. * Boogie Preprocessor took 215.41ms. Allocated memory is still 197.1MB. Free memory was 107.0MB in the beginning and 153.1MB in the end (delta: -46.1MB). Peak memory consumption was 19.9MB. Max. memory is 16.1GB. * RCFGBuilder took 3891.22ms. Allocated memory was 197.1MB in the beginning and 369.1MB in the end (delta: 172.0MB). Free memory was 153.1MB in the beginning and 181.1MB in the end (delta: -28.0MB). Peak memory consumption was 223.0MB. Max. memory is 16.1GB. * CodeCheck took 319051.19ms. Allocated memory was 369.1MB in the beginning and 2.8GB in the end (delta: 2.4GB). Free memory was 181.1MB in the beginning and 2.6GB in the end (delta: -2.4GB). Peak memory consumption was 1.6GB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:35:07,658 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/lib/jvm/java-11-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/config/KojakReach.xml -i ../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 64bit --witnessprinter.graph.data.programhash e21b5d9af58d503b543d8ada0d1f774dde2fb8cf43da8014b4dc75fe011ac352 --- Real Ultimate output --- [0.001s][warning][os,container] Duplicate cpuset controllers detected. Picking /sys/fs/cgroup/cpuset, skipping /sys/fs/cgroup/cpuset. This is Ultimate 0.2.2-dev-b5237d8 [2022-11-21 22:35:10,256 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-11-21 22:35:10,259 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-11-21 22:35:10,303 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-11-21 22:35:10,303 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-11-21 22:35:10,304 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-11-21 22:35:10,306 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-11-21 22:35:10,308 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-11-21 22:35:10,309 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-11-21 22:35:10,310 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-11-21 22:35:10,311 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-11-21 22:35:10,312 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-11-21 22:35:10,313 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-11-21 22:35:10,314 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-11-21 22:35:10,315 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-11-21 22:35:10,316 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-11-21 22:35:10,317 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-11-21 22:35:10,318 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-11-21 22:35:10,320 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-11-21 22:35:10,322 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-11-21 22:35:10,323 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-11-21 22:35:10,325 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-11-21 22:35:10,326 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-11-21 22:35:10,327 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-11-21 22:35:10,331 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-11-21 22:35:10,331 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-11-21 22:35:10,332 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-11-21 22:35:10,333 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-11-21 22:35:10,333 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-11-21 22:35:10,334 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-11-21 22:35:10,335 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-11-21 22:35:10,335 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-11-21 22:35:10,336 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-11-21 22:35:10,337 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-11-21 22:35:10,338 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-11-21 22:35:10,338 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-11-21 22:35:10,341 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-11-21 22:35:10,342 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-11-21 22:35:10,342 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-11-21 22:35:10,343 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-11-21 22:35:10,344 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-11-21 22:35:10,345 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/config/svcomp-Reach-64bit-Kojak_Bitvector.epf [2022-11-21 22:35:10,387 INFO L113 SettingsManager]: Loading preferences was successful [2022-11-21 22:35:10,389 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-11-21 22:35:10,391 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-11-21 22:35:10,391 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-11-21 22:35:10,392 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-11-21 22:35:10,392 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-11-21 22:35:10,393 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-11-21 22:35:10,393 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-11-21 22:35:10,393 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-11-21 22:35:10,393 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-11-21 22:35:10,394 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-11-21 22:35:10,395 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-11-21 22:35:10,395 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2022-11-21 22:35:10,395 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2022-11-21 22:35:10,395 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-11-21 22:35:10,395 INFO L138 SettingsManager]: * Use constant arrays=true [2022-11-21 22:35:10,396 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-11-21 22:35:10,396 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-11-21 22:35:10,396 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-11-21 22:35:10,396 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-11-21 22:35:10,396 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:35:10,397 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-11-21 22:35:10,397 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-11-21 22:35:10,397 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-11-21 22:35:10,397 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2022-11-21 22:35:10,398 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2022-11-21 22:35:10,398 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-11-21 22:35:10,398 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2022-11-21 22:35:10,398 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2022-11-21 22:35:10,398 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> e21b5d9af58d503b543d8ada0d1f774dde2fb8cf43da8014b4dc75fe011ac352 [2022-11-21 22:35:10,761 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-11-21 22:35:10,791 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-11-21 22:35:10,794 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-11-21 22:35:10,796 INFO L271 PluginConnector]: Initializing CDTParser... [2022-11-21 22:35:10,797 INFO L275 PluginConnector]: CDTParser initialized [2022-11-21 22:35:10,799 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/../../sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c [2022-11-21 22:35:14,088 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-11-21 22:35:14,422 INFO L351 CDTParser]: Found 1 translation units. [2022-11-21 22:35:14,423 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c [2022-11-21 22:35:14,437 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/data/ddfcdbbfc/73c3276e892e4f56a9f761a2d22b323c/FLAG3618dd2f3 [2022-11-21 22:35:14,458 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/data/ddfcdbbfc/73c3276e892e4f56a9f761a2d22b323c [2022-11-21 22:35:14,464 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-11-21 22:35:14,466 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-11-21 22:35:14,468 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-11-21 22:35:14,468 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-11-21 22:35:14,471 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-11-21 22:35:14,472 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:35:14" (1/1) ... [2022-11-21 22:35:14,473 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ce4a7d6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:35:14, skipping insertion in model container [2022-11-21 22:35:14,474 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.11 10:35:14" (1/1) ... [2022-11-21 22:35:14,481 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-11-21 22:35:14,558 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-11-21 22:35:14,715 WARN L237 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_ca97cc9c-8881-4275-b4e7-639647f91687/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-21 22:35:15,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:35:15,049 INFO L203 MainTranslator]: Completed pre-run [2022-11-21 22:35:15,061 WARN L237 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_ca97cc9c-8881-4275-b4e7-639647f91687/sv-benchmarks/c/hardware-verification-array/btor2c-lazyMod.safe_linked_list_fifo_n2d4.c[1107,1120] [2022-11-21 22:35:15,248 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-11-21 22:35:15,261 INFO L208 MainTranslator]: Completed translation [2022-11-21 22:35:15,262 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:35:15 WrapperNode [2022-11-21 22:35:15,262 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-11-21 22:35:15,263 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-11-21 22:35:15,264 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-11-21 22:35:15,264 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-11-21 22:35:15,271 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:35:15" (1/1) ... [2022-11-21 22:35:15,300 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:35:15" (1/1) ... [2022-11-21 22:35:15,430 INFO L138 Inliner]: procedures = 15, calls = 102, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1472 [2022-11-21 22:35:15,430 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-11-21 22:35:15,431 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-11-21 22:35:15,431 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-11-21 22:35:15,431 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-11-21 22:35:15,441 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:35:15" (1/1) ... [2022-11-21 22:35:15,442 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:35:15" (1/1) ... [2022-11-21 22:35:15,462 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:35:15" (1/1) ... [2022-11-21 22:35:15,462 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:35:15" (1/1) ... [2022-11-21 22:35:15,500 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:35:15" (1/1) ... [2022-11-21 22:35:15,522 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:35:15" (1/1) ... [2022-11-21 22:35:15,529 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:35:15" (1/1) ... [2022-11-21 22:35:15,547 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:35:15" (1/1) ... [2022-11-21 22:35:15,558 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-11-21 22:35:15,559 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-11-21 22:35:15,559 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-11-21 22:35:15,560 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-11-21 22:35:15,560 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.11 10:35:15" (1/1) ... [2022-11-21 22:35:15,566 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-11-21 22:35:15,576 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/z3 [2022-11-21 22:35:15,589 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-11-21 22:35:15,616 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-11-21 22:35:15,634 INFO L130 BoogieDeclarations]: Found specification of procedure read~intINTTYPE1 [2022-11-21 22:35:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2022-11-21 22:35:15,637 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2022-11-21 22:35:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-11-21 22:35:15,637 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-11-21 22:35:15,638 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-11-21 22:35:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure write~intINTTYPE1 [2022-11-21 22:35:15,638 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-11-21 22:35:16,080 INFO L235 CfgBuilder]: Building ICFG [2022-11-21 22:35:16,082 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-11-21 22:35:17,433 INFO L276 CfgBuilder]: Performing block encoding [2022-11-21 22:35:17,722 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-11-21 22:35:17,723 INFO L300 CfgBuilder]: Removed 19 assume(true) statements. [2022-11-21 22:35:17,726 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:35:17 BoogieIcfgContainer [2022-11-21 22:35:17,726 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-11-21 22:35:17,727 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-11-21 22:35:17,727 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-11-21 22:35:17,737 INFO L275 PluginConnector]: CodeCheck initialized [2022-11-21 22:35:17,738 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.11 10:35:17" (1/1) ... [2022-11-21 22:35:17,747 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-11-21 22:35:17,817 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-11-21 22:35:17,825 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 37 states and 60 transitions. [2022-11-21 22:35:17,826 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 60 transitions. [2022-11-21 22:35:17,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2022-11-21 22:35:17,832 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-11-21 22:35:17,832 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-11-21 22:35:17,889 FATAL L? ?]: An unrecoverable error occured during an interaction with an SMT solver: de.uni_freiburg.informatik.ultimate.logic.SMTLIBException: Sort BitVec not declared at de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.sort(WrapperScript.java:228) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.NonDeclaringTermTransferrer.transferSort(NonDeclaringTermTransferrer.java:111) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.DeclarableSortSymbol.defineOrDeclare(DeclarableSortSymbol.java:79) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:171) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.scripttransfer.HistoryRecordingScript.transferHistoryFromRecord(HistoryRecordingScript.java:196) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.SmtFunctionsAndAxioms.transferAllSymbols(SmtFunctionsAndAxioms.java:156) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.cfg.CfgSmtToolkit.createFreshManagedScript(CfgSmtToolkit.java:106) at de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.CodeCheckObserver.process(CodeCheckObserver.java:439) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:320) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:63) [2022-11-21 22:35:17,896 INFO L158 Benchmark]: Toolchain (without parser) took 3428.99ms. Allocated memory was 67.1MB in the beginning and 117.4MB in the end (delta: 50.3MB). Free memory was 35.2MB in the beginning and 74.2MB in the end (delta: -38.9MB). Peak memory consumption was 56.1MB. Max. memory is 16.1GB. [2022-11-21 22:35:17,897 INFO L158 Benchmark]: CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory was 44.1MB in the beginning and 44.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2022-11-21 22:35:17,897 INFO L158 Benchmark]: CACSL2BoogieTranslator took 795.00ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 35.0MB in the beginning and 48.2MB in the end (delta: -13.2MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. [2022-11-21 22:35:17,898 INFO L158 Benchmark]: Boogie Procedure Inliner took 167.14ms. Allocated memory is still 90.2MB. Free memory was 48.2MB in the beginning and 57.1MB in the end (delta: -8.9MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. [2022-11-21 22:35:17,900 INFO L158 Benchmark]: Boogie Preprocessor took 127.53ms. Allocated memory is still 90.2MB. Free memory was 57.1MB in the beginning and 49.6MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 22:35:17,901 INFO L158 Benchmark]: RCFGBuilder took 2167.15ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 49.6MB in the beginning and 38.4MB in the end (delta: 11.2MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. [2022-11-21 22:35:17,902 INFO L158 Benchmark]: CodeCheck took 167.25ms. Allocated memory is still 117.4MB. Free memory was 38.4MB in the beginning and 74.2MB in the end (delta: -35.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-11-21 22:35:17,914 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: SMTLIBException: Sort BitVec not declared: de.uni_freiburg.informatik.ultimate.logic.NoopScript.sort(NoopScript.java:385) * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30ms. Allocated memory is still 67.1MB. Free memory was 44.1MB in the beginning and 44.0MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 795.00ms. Allocated memory was 67.1MB in the beginning and 90.2MB in the end (delta: 23.1MB). Free memory was 35.0MB in the beginning and 48.2MB in the end (delta: -13.2MB). Peak memory consumption was 14.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 167.14ms. Allocated memory is still 90.2MB. Free memory was 48.2MB in the beginning and 57.1MB in the end (delta: -8.9MB). Peak memory consumption was 14.6MB. Max. memory is 16.1GB. * Boogie Preprocessor took 127.53ms. Allocated memory is still 90.2MB. Free memory was 57.1MB in the beginning and 49.6MB in the end (delta: 7.6MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 2167.15ms. Allocated memory was 90.2MB in the beginning and 117.4MB in the end (delta: 27.3MB). Free memory was 49.6MB in the beginning and 38.4MB in the end (delta: 11.2MB). Peak memory consumption was 38.1MB. Max. memory is 16.1GB. * CodeCheck took 167.25ms. Allocated memory is still 117.4MB. Free memory was 38.4MB in the beginning and 74.2MB in the end (delta: -35.8MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. [2022-11-21 22:35:17,947 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ca97cc9c-8881-4275-b4e7-639647f91687/bin/ukojak-jW3SillKbg/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: SMTLIBException: Sort BitVec not declared