./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 0e0057cc 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_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77e2354f2cb7c50edc4d757661e3378145df169c487a524446d0f0165ad173f1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:06:28,894 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:06:29,048 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Default.epf [2023-11-24 23:06:29,057 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2023-11-24 23:06:29,058 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck.Interpolating solver [2023-11-24 23:06:29,089 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:06:29,092 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:06:29,093 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:06:29,095 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:06:29,101 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:06:29,102 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:06:29,103 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:06:29,104 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:06:29,106 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2023-11-24 23:06:29,107 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:06:29,107 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:06:29,108 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:06:29,109 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:06:29,109 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:06:29,110 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:06:29,110 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:06:29,111 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:06:29,112 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:06:29,113 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:06:29,114 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:06:29,114 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:06:29,115 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:29,115 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:06:29,116 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:06:29,116 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:06:29,118 INFO L153 SettingsManager]: * Trace refinement strategy=PENGUIN [2023-11-24 23:06:29,119 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2023-11-24 23:06:29,119 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:06:29,119 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77e2354f2cb7c50edc4d757661e3378145df169c487a524446d0f0165ad173f1 [2023-11-24 23:06:29,491 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:06:29,531 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:06:29,534 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:06:29,536 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:06:29,537 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:06:29,538 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i [2023-11-24 23:06:33,222 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:06:33,517 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:06:33,518 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i [2023-11-24 23:06:33,530 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/data/136909dfd/782ae6804e2c44e6a3384d6de1ac5bc3/FLAG8ee466ee6 [2023-11-24 23:06:33,554 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/data/136909dfd/782ae6804e2c44e6a3384d6de1ac5bc3 [2023-11-24 23:06:33,557 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:06:33,559 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:06:33,561 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:33,561 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:06:33,567 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:06:33,568 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:33,570 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1c216aa4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33, skipping insertion in model container [2023-11-24 23:06:33,570 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:33,607 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:06:33,837 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i[916,929] [2023-11-24 23:06:33,888 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:33,904 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:06:33,919 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i[916,929] [2023-11-24 23:06:33,948 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:33,970 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:06:33,971 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33 WrapperNode [2023-11-24 23:06:33,971 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:33,973 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:33,973 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:06:33,973 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:06:33,983 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:33,994 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:34,028 INFO L138 Inliner]: procedures = 26, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 125 [2023-11-24 23:06:34,029 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:34,030 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:06:34,030 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:06:34,030 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:06:34,042 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:34,043 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:34,047 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:34,047 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:34,055 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:34,059 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:34,062 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:34,064 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:34,068 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:06:34,069 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:06:34,069 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:06:34,070 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:06:34,071 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:33" (1/1) ... [2023-11-24 23:06:34,078 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:34,099 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:06:34,113 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:06:34,138 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:06:34,170 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:06:34,170 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:06:34,171 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:06:34,171 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2023-11-24 23:06:34,171 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:06:34,172 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:06:34,273 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:06:34,276 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:06:34,752 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:06:34,962 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:06:34,962 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:06:34,964 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:34 BoogieIcfgContainer [2023-11-24 23:06:34,964 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:06:34,966 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:06:34,966 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:06:34,978 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:06:34,979 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:34" (1/1) ... [2023-11-24 23:06:34,988 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:06:35,048 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:35,060 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2023-11-24 23:06:35,061 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2023-11-24 23:06:35,070 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 23:06:35,070 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:35,071 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2023-11-24 23:06:35,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:06:35,611 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2023-11-24 23:06:35,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2023-11-24 23:06:35,874 WARN L476 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2023-11-24 23:06:36,004 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 24.11 11:06:36 ImpRootNode [2023-11-24 23:06:36,005 INFO L131 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2023-11-24 23:06:36,006 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2023-11-24 23:06:36,006 INFO L270 PluginConnector]: Initializing Witness Printer... [2023-11-24 23:06:36,006 INFO L274 PluginConnector]: Witness Printer initialized [2023-11-24 23:06:36,007 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:34" (3/4) ... [2023-11-24 23:06:36,010 INFO L140 WitnessPrinter]: No result that supports witness generation found [2023-11-24 23:06:36,012 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2023-11-24 23:06:36,013 INFO L158 Benchmark]: Toolchain (without parser) took 2453.56ms. Allocated memory was 125.8MB in the beginning and 161.5MB in the end (delta: 35.7MB). Free memory was 86.4MB in the beginning and 86.0MB in the end (delta: 352.2kB). Peak memory consumption was 39.0MB. Max. memory is 16.1GB. [2023-11-24 23:06:36,014 INFO L158 Benchmark]: CDTParser took 0.36ms. Allocated memory is still 125.8MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:06:36,015 INFO L158 Benchmark]: CACSL2BoogieTranslator took 410.89ms. Allocated memory is still 125.8MB. Free memory was 86.4MB in the beginning and 74.0MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2023-11-24 23:06:36,016 INFO L158 Benchmark]: Boogie Procedure Inliner took 56.62ms. Allocated memory is still 125.8MB. Free memory was 74.0MB in the beginning and 71.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:06:36,017 INFO L158 Benchmark]: Boogie Preprocessor took 38.29ms. Allocated memory is still 125.8MB. Free memory was 71.7MB in the beginning and 70.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. [2023-11-24 23:06:36,019 INFO L158 Benchmark]: RCFGBuilder took 895.54ms. Allocated memory was 125.8MB in the beginning and 161.5MB in the end (delta: 35.7MB). Free memory was 70.2MB in the beginning and 113.3MB in the end (delta: -43.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. [2023-11-24 23:06:36,020 INFO L158 Benchmark]: CodeCheck took 1039.25ms. Allocated memory is still 161.5MB. Free memory was 112.2MB in the beginning and 86.0MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. [2023-11-24 23:06:36,020 INFO L158 Benchmark]: Witness Printer took 6.19ms. Allocated memory is still 161.5MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 16.1GB. [2023-11-24 23:06:36,025 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 2 procedures, 37 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 0, PathProgramHistogramMax: 0, EmptinessCheckTime: 0.0s, AutomataDifference: 0.0s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: , PredicateUnifierStatistics: 0 DeclaredPredicates, 0 GetRequests, 0 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=-1occurred in iteration=-1, InterpolantAutomatonStates: 0, traceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 70 NumberOfCodeBlocks, 70 NumberOfCodeBlocksAsserted, 1 NumberOfCheckSat, 0 ConstructedInterpolants, 0 QuantifiedInterpolants, 0 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 0 InterpolantComputations, 0 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 47. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] signed short int var_1_1 = -5; [L23] signed short int var_1_2 = 0; [L24] signed short int var_1_3 = 1000; [L25] signed short int var_1_4 = 10; [L26] signed short int var_1_5 = 32; [L27] signed long int var_1_6 = 5; [L28] signed long int var_1_7 = 1; [L29] signed long int var_1_8 = 7; [L30] signed long int var_1_9 = 1; [L31] signed long int var_1_10 = 32; [L32] unsigned char var_1_11 = 64; [L33] signed long int var_1_12 = 1230482582; [L96] isInitial = 1 [L97] FCALL initially() [L98] COND TRUE 1 [L99] FCALL updateLastVariables() [L100] CALL updateVariables() [L60] var_1_2 = __VERIFIER_nondet_short() [L61] CALL assume_abort_if_not(var_1_2 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L20] COND FALSE !(!cond) [L61] RET assume_abort_if_not(var_1_2 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L62] CALL assume_abort_if_not(var_1_2 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L20] COND FALSE !(!cond) [L62] RET assume_abort_if_not(var_1_2 <= 16383) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=1000, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L63] var_1_3 = __VERIFIER_nondet_short() [L64] CALL assume_abort_if_not(var_1_3 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L20] COND FALSE !(!cond) [L64] RET assume_abort_if_not(var_1_3 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L65] CALL assume_abort_if_not(var_1_3 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L20] COND FALSE !(!cond) [L65] RET assume_abort_if_not(var_1_3 <= 16383) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=10, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L66] var_1_4 = __VERIFIER_nondet_short() [L67] CALL assume_abort_if_not(var_1_4 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L20] COND FALSE !(!cond) [L67] RET assume_abort_if_not(var_1_4 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L68] CALL assume_abort_if_not(var_1_4 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L20] COND FALSE !(!cond) [L68] RET assume_abort_if_not(var_1_4 <= 16383) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=32, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L69] var_1_5 = __VERIFIER_nondet_short() [L70] CALL assume_abort_if_not(var_1_5 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L20] COND FALSE !(!cond) [L70] RET assume_abort_if_not(var_1_5 >= 0) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L71] CALL assume_abort_if_not(var_1_5 <= 16383) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L20] COND FALSE !(!cond) [L71] RET assume_abort_if_not(var_1_5 <= 16383) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=1, var_1_8=7, var_1_9=1] [L72] var_1_7 = __VERIFIER_nondet_long() [L73] CALL assume_abort_if_not(var_1_7 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=7, var_1_9=1] [L20] COND FALSE !(!cond) [L73] RET assume_abort_if_not(var_1_7 >= -2147483648) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=7, var_1_9=1] [L74] CALL assume_abort_if_not(var_1_7 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=7, var_1_9=1] [L20] COND FALSE !(!cond) [L74] RET assume_abort_if_not(var_1_7 <= 2147483647) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=7, var_1_9=1] [L75] var_1_8 = __VERIFIER_nondet_long() [L76] CALL assume_abort_if_not(var_1_8 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L76] RET assume_abort_if_not(var_1_8 >= -2147483648) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=1] [L77] CALL assume_abort_if_not(var_1_8 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=1] [L20] COND FALSE !(!cond) [L77] RET assume_abort_if_not(var_1_8 <= 2147483647) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=1] [L78] var_1_9 = __VERIFIER_nondet_long() [L79] CALL assume_abort_if_not(var_1_9 >= -2147483648) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L79] RET assume_abort_if_not(var_1_9 >= -2147483648) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L80] CALL assume_abort_if_not(var_1_9 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L80] RET assume_abort_if_not(var_1_9 <= 2147483647) VAL [isInitial=1, var_1_10=32, var_1_11=64, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L81] var_1_11 = __VERIFIER_nondet_uchar() [L82] CALL assume_abort_if_not(var_1_11 >= 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L82] RET assume_abort_if_not(var_1_11 >= 0) VAL [isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L83] CALL assume_abort_if_not(var_1_11 <= 255) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L83] RET assume_abort_if_not(var_1_11 <= 255) VAL [isInitial=1, var_1_10=32, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L84] CALL assume_abort_if_not(var_1_11 != 0) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=19, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L84] RET assume_abort_if_not(var_1_11 != 0) VAL [isInitial=1, var_1_10=32, var_1_11=19, var_1_12=1230482582, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L85] var_1_12 = __VERIFIER_nondet_long() [L86] CALL assume_abort_if_not(var_1_12 >= 1073741823) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=19, var_1_12=2147483647, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L86] RET assume_abort_if_not(var_1_12 >= 1073741823) VAL [isInitial=1, var_1_10=32, var_1_11=19, var_1_12=2147483647, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L87] CALL assume_abort_if_not(var_1_12 <= 2147483647) VAL [\old(cond)=1, isInitial=1, var_1_10=32, var_1_11=19, var_1_12=2147483647, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L20] COND FALSE !(!cond) [L87] RET assume_abort_if_not(var_1_12 <= 2147483647) VAL [isInitial=1, var_1_10=32, var_1_11=19, var_1_12=2147483647, var_1_1=-5, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=5, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L100] RET updateVariables() [L101] CALL step() [L37] var_1_1 = ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))) [L38] COND TRUE var_1_2 >= var_1_1 [L39] COND TRUE ((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9 [L40] var_1_6 = var_1_3 [L47] EXPR var_1_4 << var_1_2 [L47] signed long int stepLocal_1 = var_1_6 + (var_1_4 << var_1_2); [L48] signed long int stepLocal_0 = var_1_2 - (var_1_12 - var_1_5); [L49] COND FALSE !(stepLocal_1 != var_1_5) [L56] var_1_10 = var_1_2 [L101] RET step() [L102] CALL, EXPR property() [L92] EXPR ((var_1_1 == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))))) && ((var_1_2 >= var_1_1) ? ((((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9) ? (var_1_6 == ((signed long int) var_1_3)) : (var_1_6 == ((signed long int) var_1_1))) : (var_1_6 == ((signed long int) var_1_4)))) && (((var_1_6 + (var_1_4 << var_1_2)) != var_1_5) ? (((var_1_3 / var_1_11) < (var_1_2 - (var_1_12 - var_1_5))) ? (var_1_10 == ((signed long int) ((((-256) < (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2)))))))) ? (-256) : (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))))))))) : (var_1_10 == ((signed long int) var_1_4))) : (var_1_10 == ((signed long int) var_1_2))) [L92] EXPR var_1_4 << var_1_2 [L92] EXPR ((var_1_1 == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))))) && ((var_1_2 >= var_1_1) ? ((((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9) ? (var_1_6 == ((signed long int) var_1_3)) : (var_1_6 == ((signed long int) var_1_1))) : (var_1_6 == ((signed long int) var_1_4)))) && (((var_1_6 + (var_1_4 << var_1_2)) != var_1_5) ? (((var_1_3 / var_1_11) < (var_1_2 - (var_1_12 - var_1_5))) ? (var_1_10 == ((signed long int) ((((-256) < (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2)))))))) ? (-256) : (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))))))))) : (var_1_10 == ((signed long int) var_1_4))) : (var_1_10 == ((signed long int) var_1_2))) [L92-L93] return ((var_1_1 == ((signed short int) ((((((16) > (4)) ? (16) : (4))) + var_1_2) - (var_1_3 + ((((var_1_4) < (var_1_5)) ? (var_1_4) : (var_1_5))))))) && ((var_1_2 >= var_1_1) ? ((((((var_1_7 + var_1_8) < 0 ) ? -(var_1_7 + var_1_8) : (var_1_7 + var_1_8))) < var_1_9) ? (var_1_6 == ((signed long int) var_1_3)) : (var_1_6 == ((signed long int) var_1_1))) : (var_1_6 == ((signed long int) var_1_4)))) && (((var_1_6 + (var_1_4 << var_1_2)) != var_1_5) ? (((var_1_3 / var_1_11) < (var_1_2 - (var_1_12 - var_1_5))) ? (var_1_10 == ((signed long int) ((((-256) < (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2)))))))) ? (-256) : (((((var_1_4) < (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))) ? (var_1_4) : (((((var_1_5) > (var_1_2)) ? (var_1_5) : (var_1_2))))))))))) : (var_1_10 == ((signed long int) var_1_4))) : (var_1_10 == ((signed long int) var_1_2))) ; [L102] RET, EXPR property() [L102] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2, var_1_11=19, var_1_12=2147483647, var_1_1=-1, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=18, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] [L19] reach_error() VAL [\old(cond)=0, cond=0, isInitial=1, var_1_10=2, var_1_11=19, var_1_12=2147483647, var_1_1=-1, var_1_2=2, var_1_3=18, var_1_4=1, var_1_5=21, var_1_6=18, var_1_7=-2147483646, var_1_8=2147483647, var_1_9=2] * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36ms. Allocated memory is still 125.8MB. Free memory is still 73.8MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 410.89ms. Allocated memory is still 125.8MB. Free memory was 86.4MB in the beginning and 74.0MB in the end (delta: 12.3MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 56.62ms. Allocated memory is still 125.8MB. Free memory was 74.0MB in the beginning and 71.7MB in the end (delta: 2.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * Boogie Preprocessor took 38.29ms. Allocated memory is still 125.8MB. Free memory was 71.7MB in the beginning and 70.2MB in the end (delta: 1.4MB). Peak memory consumption was 2.1MB. Max. memory is 16.1GB. * RCFGBuilder took 895.54ms. Allocated memory was 125.8MB in the beginning and 161.5MB in the end (delta: 35.7MB). Free memory was 70.2MB in the beginning and 113.3MB in the end (delta: -43.0MB). Peak memory consumption was 15.9MB. Max. memory is 16.1GB. * CodeCheck took 1039.25ms. Allocated memory is still 161.5MB. Free memory was 112.2MB in the beginning and 86.0MB in the end (delta: 26.2MB). Peak memory consumption was 27.3MB. Max. memory is 16.1GB. * Witness Printer took 6.19ms. Allocated memory is still 161.5MB. Free memory is still 86.0MB. There was no memory consumed. Max. memory is 16.1GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2023-11-24 23:06:36,062 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/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_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/config/KojakReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 77e2354f2cb7c50edc4d757661e3378145df169c487a524446d0f0165ad173f1 --- Real Ultimate output --- This is Ultimate 0.2.4-dev-0e0057c [2023-11-24 23:06:39,267 INFO L188 SettingsManager]: Resetting all preferences to default values... [2023-11-24 23:06:39,407 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/config/svcomp-Reach-32bit-Kojak_Bitvector.epf [2023-11-24 23:06:39,449 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2023-11-24 23:06:39,450 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2023-11-24 23:06:39,451 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2023-11-24 23:06:39,453 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2023-11-24 23:06:39,453 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2023-11-24 23:06:39,455 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2023-11-24 23:06:39,455 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2023-11-24 23:06:39,456 INFO L153 SettingsManager]: * sizeof long=4 [2023-11-24 23:06:39,457 INFO L153 SettingsManager]: * sizeof POINTER=4 [2023-11-24 23:06:39,458 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2023-11-24 23:06:39,459 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2023-11-24 23:06:39,460 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2023-11-24 23:06:39,461 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2023-11-24 23:06:39,461 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2023-11-24 23:06:39,462 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2023-11-24 23:06:39,463 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2023-11-24 23:06:39,464 INFO L153 SettingsManager]: * sizeof long double=12 [2023-11-24 23:06:39,465 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2023-11-24 23:06:39,466 INFO L153 SettingsManager]: * Use constant arrays=true [2023-11-24 23:06:39,467 INFO L151 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2023-11-24 23:06:39,468 INFO L153 SettingsManager]: * Timeout in seconds=1000000 [2023-11-24 23:06:39,469 INFO L153 SettingsManager]: * Theory for external solver=ALL [2023-11-24 23:06:39,470 INFO L153 SettingsManager]: * Command for calling external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:06:39,470 INFO L153 SettingsManager]: * Choose which separate solver to use for tracechecks=External_ModelsAndUnsatCoreMode [2023-11-24 23:06:39,471 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2023-11-24 23:06:39,472 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:39,472 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2023-11-24 23:06:39,473 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2023-11-24 23:06:39,474 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2023-11-24 23:06:39,474 INFO L153 SettingsManager]: * Trace refinement strategy=WALRUS [2023-11-24 23:06:39,475 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2023-11-24 23:06:39,476 INFO L153 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2023-11-24 23:06:39,476 INFO L153 SettingsManager]: * Use separate solver for trace checks=false [2023-11-24 23:06:39,477 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2023-11-24 23:06:39,478 INFO L153 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_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 77e2354f2cb7c50edc4d757661e3378145df169c487a524446d0f0165ad173f1 [2023-11-24 23:06:40,012 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2023-11-24 23:06:40,056 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2023-11-24 23:06:40,060 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2023-11-24 23:06:40,070 INFO L270 PluginConnector]: Initializing CDTParser... [2023-11-24 23:06:40,070 INFO L274 PluginConnector]: CDTParser initialized [2023-11-24 23:06:40,073 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/../../sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i [2023-11-24 23:06:43,743 INFO L533 CDTParser]: Created temporary CDT project at NULL [2023-11-24 23:06:44,003 INFO L384 CDTParser]: Found 1 translation units. [2023-11-24 23:06:44,004 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i [2023-11-24 23:06:44,013 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/data/014d94882/1f4393c1742b49be99d1a550eb5396af/FLAG6b3593eef [2023-11-24 23:06:44,028 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/data/014d94882/1f4393c1742b49be99d1a550eb5396af [2023-11-24 23:06:44,031 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2023-11-24 23:06:44,033 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2023-11-24 23:06:44,034 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:44,035 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2023-11-24 23:06:44,040 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2023-11-24 23:06:44,041 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:44" (1/1) ... [2023-11-24 23:06:44,042 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3dd91ade and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:44, skipping insertion in model container [2023-11-24 23:06:44,043 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 24.11 11:06:44" (1/1) ... [2023-11-24 23:06:44,072 INFO L177 MainTranslator]: Built tables and reachable declarations [2023-11-24 23:06:44,283 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i[916,929] [2023-11-24 23:06:44,367 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:44,392 INFO L202 MainTranslator]: Completed pre-run [2023-11-24 23:06:44,411 WARN L240 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/sv-benchmarks/c/hardness-nfm22/hardness_floatingpointinfluence_no-floats_file-39.i[916,929] [2023-11-24 23:06:44,460 INFO L209 PostProcessor]: Analyzing one entry point: main [2023-11-24 23:06:44,486 INFO L206 MainTranslator]: Completed translation [2023-11-24 23:06:44,486 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:44 WrapperNode [2023-11-24 23:06:44,487 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2023-11-24 23:06:44,488 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:44,489 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2023-11-24 23:06:44,489 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2023-11-24 23:06:44,498 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:44" (1/1) ... [2023-11-24 23:06:44,527 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:44" (1/1) ... [2023-11-24 23:06:44,571 INFO L138 Inliner]: procedures = 27, calls = 32, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 105 [2023-11-24 23:06:44,574 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2023-11-24 23:06:44,575 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2023-11-24 23:06:44,576 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2023-11-24 23:06:44,576 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2023-11-24 23:06:44,589 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:44" (1/1) ... [2023-11-24 23:06:44,589 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:44" (1/1) ... [2023-11-24 23:06:44,604 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:44" (1/1) ... [2023-11-24 23:06:44,604 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:44" (1/1) ... [2023-11-24 23:06:44,619 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:44" (1/1) ... [2023-11-24 23:06:44,636 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:44" (1/1) ... [2023-11-24 23:06:44,641 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:44" (1/1) ... [2023-11-24 23:06:44,654 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:44" (1/1) ... [2023-11-24 23:06:44,658 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2023-11-24 23:06:44,659 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2023-11-24 23:06:44,660 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2023-11-24 23:06:44,660 INFO L274 PluginConnector]: RCFGBuilder initialized [2023-11-24 23:06:44,661 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 24.11 11:06:44" (1/1) ... [2023-11-24 23:06:44,668 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2023-11-24 23:06:44,681 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/z3 [2023-11-24 23:06:44,696 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2023-11-24 23:06:44,722 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2023-11-24 23:06:44,749 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2023-11-24 23:06:44,750 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2023-11-24 23:06:44,750 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2023-11-24 23:06:44,751 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2023-11-24 23:06:44,751 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2023-11-24 23:06:44,751 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2023-11-24 23:06:44,879 INFO L241 CfgBuilder]: Building ICFG [2023-11-24 23:06:44,882 INFO L267 CfgBuilder]: Building CFG for each procedure with an implementation [2023-11-24 23:06:45,314 INFO L282 CfgBuilder]: Performing block encoding [2023-11-24 23:06:45,527 INFO L304 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2023-11-24 23:06:45,528 INFO L309 CfgBuilder]: Removed 1 assume(true) statements. [2023-11-24 23:06:45,530 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:45 BoogieIcfgContainer [2023-11-24 23:06:45,530 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2023-11-24 23:06:45,534 INFO L112 PluginConnector]: ------------------------CodeCheck---------------------------- [2023-11-24 23:06:45,538 INFO L270 PluginConnector]: Initializing CodeCheck... [2023-11-24 23:06:45,551 INFO L274 PluginConnector]: CodeCheck initialized [2023-11-24 23:06:45,551 INFO L184 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 24.11 11:06:45" (1/1) ... [2023-11-24 23:06:45,563 INFO L160 PredicateUnifier]: Initialized classic predicate unifier [2023-11-24 23:06:45,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2023-11-24 23:06:45,645 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 56 states to 37 states and 56 transitions. [2023-11-24 23:06:45,646 INFO L276 IsEmpty]: Start isEmpty. Operand 37 states and 56 transitions. [2023-11-24 23:06:45,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2023-11-24 23:06:45,656 INFO L423 CodeCheckObserver]: Error Path is FOUND. [2023-11-24 23:06:45,657 INFO L173 SolverBuilder]: Constructing external solver with command: cvc4 --incremental --print-success --lang smt [2023-11-24 23:06:45,658 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/cvc4 [2023-11-24 23:06:45,663 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) [2023-11-24 23:06:45,702 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a14ed5db-5d0d-4be1-a6ce-e9281451fc48/bin/ukojak-verify-afCqCEvfdi/cvc4 --incremental --print-success --lang smt (2)] Waiting until timeout for monitored process [2023-11-24 23:06:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:46,089 ERROR L592 CodeCheckObserver]: First Tracecheck threw exception Proofs are not supported [2023-11-24 23:06:46,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2023-11-24 23:06:46,206 INFO L262 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 11 conjunts are in the unsatisfiable core [2023-11-24 23:06:46,221 INFO L285 TraceCheckSpWp]: Computing forward predicates...