./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/array-fpi/eqn3f.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version dbf71c69 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/config/KojakReach.xml -i ../../sv-benchmarks/c/array-fpi/eqn3f.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB --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 32bit --witnessprinter.graph.data.programhash bca44e052eefc6b00b866663e43486330f5a5934fb493dcac1ddb036e3b264d6 --- 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-dbf71c6-m [2022-10-17 16:39:21,487 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-10-17 16:39:21,489 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-10-17 16:39:21,526 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-10-17 16:39:21,526 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-10-17 16:39:21,528 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-10-17 16:39:21,530 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-10-17 16:39:21,533 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-10-17 16:39:21,535 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-10-17 16:39:21,536 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-10-17 16:39:21,538 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-10-17 16:39:21,540 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-10-17 16:39:21,541 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-10-17 16:39:21,542 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-10-17 16:39:21,544 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-10-17 16:39:21,546 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-10-17 16:39:21,547 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-10-17 16:39:21,549 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-10-17 16:39:21,552 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-10-17 16:39:21,555 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-10-17 16:39:21,557 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-10-17 16:39:21,559 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-10-17 16:39:21,561 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-10-17 16:39:21,562 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-10-17 16:39:21,568 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-10-17 16:39:21,569 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-10-17 16:39:21,569 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-10-17 16:39:21,570 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-10-17 16:39:21,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-10-17 16:39:21,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-10-17 16:39:21,574 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-10-17 16:39:21,575 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-10-17 16:39:21,576 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-10-17 16:39:21,578 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-10-17 16:39:21,579 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-10-17 16:39:21,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-10-17 16:39:21,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-10-17 16:39:21,581 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-10-17 16:39:21,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-10-17 16:39:21,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-10-17 16:39:21,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-10-17 16:39:21,585 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/config/svcomp-Reach-32bit-Kojak_Default.epf [2022-10-17 16:39:21,620 INFO L113 SettingsManager]: Loading preferences was successful [2022-10-17 16:39:21,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-10-17 16:39:21,621 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-10-17 16:39:21,621 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2022-10-17 16:39:21,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-10-17 16:39:21,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-10-17 16:39:21,622 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-10-17 16:39:21,623 INFO L138 SettingsManager]: * sizeof long=4 [2022-10-17 16:39:21,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-10-17 16:39:21,623 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-10-17 16:39:21,623 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-10-17 16:39:21,633 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2022-10-17 16:39:21,633 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-10-17 16:39:21,633 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2022-10-17 16:39:21,634 INFO L138 SettingsManager]: * sizeof long double=12 [2022-10-17 16:39:21,634 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2022-10-17 16:39:21,634 INFO L138 SettingsManager]: * Use constant arrays=true [2022-10-17 16:39:21,634 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2022-10-17 16:39:21,634 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2022-10-17 16:39:21,635 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2022-10-17 16:39:21,635 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-10-17 16:39:21,635 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:21,635 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-10-17 16:39:21,636 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-10-17 16:39:21,636 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2022-10-17 16:39:21,636 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2022-10-17 16:39:21,637 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-10-17 16:39:21,637 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2022-10-17 16:39:21,638 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_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> bca44e052eefc6b00b866663e43486330f5a5934fb493dcac1ddb036e3b264d6 [2022-10-17 16:39:21,932 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-10-17 16:39:21,959 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-10-17 16:39:21,962 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-10-17 16:39:21,964 INFO L271 PluginConnector]: Initializing CDTParser... [2022-10-17 16:39:21,965 INFO L275 PluginConnector]: CDTParser initialized [2022-10-17 16:39:21,968 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/../../sv-benchmarks/c/array-fpi/eqn3f.c [2022-10-17 16:39:22,068 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/data/8a31ec580/a4bfac755070453b88bb8d61d32ee3c3/FLAG6dfccba19 [2022-10-17 16:39:22,601 INFO L306 CDTParser]: Found 1 translation units. [2022-10-17 16:39:22,608 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/sv-benchmarks/c/array-fpi/eqn3f.c [2022-10-17 16:39:22,615 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/data/8a31ec580/a4bfac755070453b88bb8d61d32ee3c3/FLAG6dfccba19 [2022-10-17 16:39:22,935 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/data/8a31ec580/a4bfac755070453b88bb8d61d32ee3c3 [2022-10-17 16:39:22,937 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-10-17 16:39:22,938 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-10-17 16:39:22,947 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:22,947 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-10-17 16:39:22,950 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-10-17 16:39:22,951 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:22" (1/1) ... [2022-10-17 16:39:22,952 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@404d9dca and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:22, skipping insertion in model container [2022-10-17 16:39:22,953 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.10 04:39:22" (1/1) ... [2022-10-17 16:39:22,963 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-10-17 16:39:22,985 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-10-17 16:39:23,209 WARN L230 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_d80921e9-ec39-4b6f-9888-87b22732c5cd/sv-benchmarks/c/array-fpi/eqn3f.c[588,601] [2022-10-17 16:39:23,233 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:23,243 INFO L203 MainTranslator]: Completed pre-run [2022-10-17 16:39:23,257 WARN L230 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_d80921e9-ec39-4b6f-9888-87b22732c5cd/sv-benchmarks/c/array-fpi/eqn3f.c[588,601] [2022-10-17 16:39:23,278 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-10-17 16:39:23,298 INFO L208 MainTranslator]: Completed translation [2022-10-17 16:39:23,299 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:23 WrapperNode [2022-10-17 16:39:23,299 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-10-17 16:39:23,300 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:23,301 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-10-17 16:39:23,302 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-10-17 16:39:23,312 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:23" (1/1) ... [2022-10-17 16:39:23,332 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:23" (1/1) ... [2022-10-17 16:39:23,363 INFO L138 Inliner]: procedures = 16, calls = 19, calls flagged for inlining = 4, calls inlined = 4, statements flattened = 72 [2022-10-17 16:39:23,363 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-10-17 16:39:23,364 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-10-17 16:39:23,364 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-10-17 16:39:23,364 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-10-17 16:39:23,374 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:23" (1/1) ... [2022-10-17 16:39:23,374 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:23" (1/1) ... [2022-10-17 16:39:23,379 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:23" (1/1) ... [2022-10-17 16:39:23,379 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:23" (1/1) ... [2022-10-17 16:39:23,396 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:23" (1/1) ... [2022-10-17 16:39:23,401 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:23" (1/1) ... [2022-10-17 16:39:23,410 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:23" (1/1) ... [2022-10-17 16:39:23,411 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:23" (1/1) ... [2022-10-17 16:39:23,413 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-10-17 16:39:23,414 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-10-17 16:39:23,414 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-10-17 16:39:23,415 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-10-17 16:39:23,418 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.10 04:39:23" (1/1) ... [2022-10-17 16:39:23,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2022-10-17 16:39:23,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/z3 [2022-10-17 16:39:23,470 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2022-10-17 16:39:23,502 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2022-10-17 16:39:23,549 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-10-17 16:39:23,549 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-10-17 16:39:23,550 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-10-17 16:39:23,550 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2022-10-17 16:39:23,550 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-10-17 16:39:23,550 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-10-17 16:39:23,551 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-10-17 16:39:23,625 INFO L235 CfgBuilder]: Building ICFG [2022-10-17 16:39:23,628 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-10-17 16:39:23,803 INFO L276 CfgBuilder]: Performing block encoding [2022-10-17 16:39:23,853 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-10-17 16:39:23,853 INFO L300 CfgBuilder]: Removed 3 assume(true) statements. [2022-10-17 16:39:23,856 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:23 BoogieIcfgContainer [2022-10-17 16:39:23,856 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-10-17 16:39:23,857 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2022-10-17 16:39:23,857 INFO L271 PluginConnector]: Initializing CodeCheck... [2022-10-17 16:39:23,868 INFO L275 PluginConnector]: CodeCheck initialized [2022-10-17 16:39:23,869 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:23" (1/1) ... [2022-10-17 16:39:23,879 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-10-17 16:39:23,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2022-10-17 16:39:23,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 15 states to 11 states and 15 transitions. [2022-10-17 16:39:23,942 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states and 15 transitions. [2022-10-17 16:39:23,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2022-10-17 16:39:23,945 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2022-10-17 16:39:23,945 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-10-17 16:39:24,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:39:24,134 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2022-10-17 16:39:24,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2022-10-17 16:39:24,177 WARN L475 CodeCheckObserver]: This program is UNSAFE, Check terminated with 1 iterations. [2022-10-17 16:39:24,209 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck CFG 17.10 04:39:24 ImpRootNode [2022-10-17 16:39:24,209 INFO L132 PluginConnector]: ------------------------ END CodeCheck---------------------------- [2022-10-17 16:39:24,210 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2022-10-17 16:39:24,210 INFO L271 PluginConnector]: Initializing Witness Printer... [2022-10-17 16:39:24,211 INFO L275 PluginConnector]: Witness Printer initialized [2022-10-17 16:39:24,211 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.10 04:39:23" (3/4) ... [2022-10-17 16:39:24,214 INFO L131 WitnessPrinter]: Generating witness for reachability counterexample [2022-10-17 16:39:24,263 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_d80921e9-ec39-4b6f-9888-87b22732c5cd/bin/ukojak-92XMlrwhuB/witness.graphml [2022-10-17 16:39:24,264 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2022-10-17 16:39:24,265 INFO L158 Benchmark]: Toolchain (without parser) took 1325.92ms. Allocated memory was 96.5MB in the beginning and 136.3MB in the end (delta: 39.8MB). Free memory was 63.6MB in the beginning and 107.0MB in the end (delta: -43.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:24,266 INFO L158 Benchmark]: CDTParser took 0.23ms. Allocated memory is still 96.5MB. Free memory was 50.5MB in the beginning and 50.5MB in the end (delta: 84.0kB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:24,267 INFO L158 Benchmark]: CACSL2BoogieTranslator took 352.62ms. Allocated memory is still 96.5MB. Free memory was 63.4MB in the beginning and 71.6MB in the end (delta: -8.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2022-10-17 16:39:24,268 INFO L158 Benchmark]: Boogie Procedure Inliner took 63.24ms. Allocated memory is still 96.5MB. Free memory was 71.6MB in the beginning and 70.0MB in the end (delta: 1.6MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:24,270 INFO L158 Benchmark]: Boogie Preprocessor took 49.40ms. Allocated memory is still 96.5MB. Free memory was 70.0MB in the beginning and 68.6MB in the end (delta: 1.4MB). Peak memory consumption was 4.2MB. Max. memory is 16.1GB. [2022-10-17 16:39:24,271 INFO L158 Benchmark]: RCFGBuilder took 441.85ms. Allocated memory is still 96.5MB. Free memory was 68.6MB in the beginning and 55.1MB in the end (delta: 13.5MB). Peak memory consumption was 12.6MB. Max. memory is 16.1GB. [2022-10-17 16:39:24,272 INFO L158 Benchmark]: CodeCheck took 352.37ms. Allocated memory was 96.5MB in the beginning and 136.3MB in the end (delta: 39.8MB). Free memory was 55.1MB in the beginning and 108.4MB in the end (delta: -53.3MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:24,273 INFO L158 Benchmark]: Witness Printer took 53.66ms. Allocated memory is still 136.3MB. Free memory was 108.4MB in the beginning and 107.0MB in the end (delta: 1.5MB). There was no memory consumed. Max. memory is 16.1GB. [2022-10-17 16:39:24,280 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.codecheck: - StatisticsResult: Ultimate CodeCheck benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 0.3s, 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, 0.0s SatisfiabilityAnalysisTime, 0.0s InterpolantComputationTime, 7 NumberOfCodeBlocks, 7 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 - CounterExampleResult [Line: 15]: a call to reach_error is reachable a call to reach_error is reachable We found a FailurePath: [L19] int N; [L23] N = __VERIFIER_nondet_int() [L24] COND FALSE !(N <= 0) [L25] CALL assume_abort_if_not(N <= 2147483647/sizeof(int)) [L13] COND FALSE !(!cond) [L25] RET assume_abort_if_not(N <= 2147483647/sizeof(int)) [L27] int i; [L28] long long *a = malloc(sizeof(long long)*N); [L29] long long *b = malloc(sizeof(long long)*N); [L31] a[0] = 6 [L32] b[0] = 10 [L34] i=1 VAL [a={-2:0}, b={-1:0}, i=1, N=1] [L34] COND FALSE !(i