./Ultimate.py --spec ../../sv-benchmarks/c/properties/valid-memsafety.prp --file ../../sv-benchmarks/c/weaver/mult-comm.wvr.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for memory safety (deref-memtrack) Using default analysis Version 2329fc70 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_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/config/GemCutterMemDerefMemtrack.xml -i ../../sv-benchmarks/c/weaver/mult-comm.wvr.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash a0efdc82161997cbf03fd7c104a0f7adcc3337af1f91e29fd2b7831e9d52958e --- 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-2329fc7 [2022-12-13 09:00:10,460 INFO L177 SettingsManager]: Resetting all preferences to default values... [2022-12-13 09:00:10,461 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2022-12-13 09:00:10,474 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2022-12-13 09:00:10,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2022-12-13 09:00:10,475 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2022-12-13 09:00:10,476 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2022-12-13 09:00:10,477 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2022-12-13 09:00:10,478 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2022-12-13 09:00:10,478 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2022-12-13 09:00:10,479 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2022-12-13 09:00:10,480 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2022-12-13 09:00:10,480 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2022-12-13 09:00:10,481 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2022-12-13 09:00:10,482 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2022-12-13 09:00:10,483 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2022-12-13 09:00:10,483 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2022-12-13 09:00:10,484 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2022-12-13 09:00:10,485 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2022-12-13 09:00:10,486 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2022-12-13 09:00:10,487 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2022-12-13 09:00:10,488 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2022-12-13 09:00:10,489 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2022-12-13 09:00:10,490 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2022-12-13 09:00:10,492 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2022-12-13 09:00:10,492 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2022-12-13 09:00:10,493 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2022-12-13 09:00:10,493 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2022-12-13 09:00:10,494 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2022-12-13 09:00:10,494 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2022-12-13 09:00:10,494 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2022-12-13 09:00:10,495 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2022-12-13 09:00:10,496 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2022-12-13 09:00:10,496 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2022-12-13 09:00:10,497 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2022-12-13 09:00:10,497 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2022-12-13 09:00:10,498 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2022-12-13 09:00:10,498 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2022-12-13 09:00:10,498 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2022-12-13 09:00:10,499 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2022-12-13 09:00:10,499 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2022-12-13 09:00:10,500 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/config/svcomp-DerefFreeMemtrack-32bit-GemCutter_Default.epf [2022-12-13 09:00:10,514 INFO L113 SettingsManager]: Loading preferences was successful [2022-12-13 09:00:10,515 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2022-12-13 09:00:10,515 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2022-12-13 09:00:10,515 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2022-12-13 09:00:10,516 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2022-12-13 09:00:10,516 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2022-12-13 09:00:10,516 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2022-12-13 09:00:10,516 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2022-12-13 09:00:10,516 INFO L138 SettingsManager]: * Use SBE=true [2022-12-13 09:00:10,517 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2022-12-13 09:00:10,517 INFO L138 SettingsManager]: * sizeof long=4 [2022-12-13 09:00:10,517 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2022-12-13 09:00:10,517 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2022-12-13 09:00:10,517 INFO L138 SettingsManager]: * sizeof POINTER=4 [2022-12-13 09:00:10,517 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2022-12-13 09:00:10,518 INFO L138 SettingsManager]: * Check for the main procedure if all allocated memory was freed=true [2022-12-13 09:00:10,518 INFO L138 SettingsManager]: * Bitprecise bitfields=true [2022-12-13 09:00:10,518 INFO L138 SettingsManager]: * SV-COMP memtrack compatibility mode=true [2022-12-13 09:00:10,518 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2022-12-13 09:00:10,518 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2022-12-13 09:00:10,518 INFO L138 SettingsManager]: * sizeof long double=12 [2022-12-13 09:00:10,518 INFO L138 SettingsManager]: * Use constant arrays=true [2022-12-13 09:00:10,519 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2022-12-13 09:00:10,519 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2022-12-13 09:00:10,519 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2022-12-13 09:00:10,519 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 09:00:10,519 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2022-12-13 09:00:10,520 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2022-12-13 09:00:10,520 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2022-12-13 09:00:10,520 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2022-12-13 09:00:10,520 INFO L138 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2022-12-13 09:00:10,520 INFO L138 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2022-12-13 09:00:10,520 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2022-12-13 09:00:10,520 INFO L138 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2022-12-13 09:00:10,521 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2022-12-13 09:00:10,521 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_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G valid-free) ) CHECK( init(main()), LTL(G valid-deref) ) CHECK( init(main()), LTL(G valid-memtrack) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> a0efdc82161997cbf03fd7c104a0f7adcc3337af1f91e29fd2b7831e9d52958e [2022-12-13 09:00:10,697 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2022-12-13 09:00:10,713 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2022-12-13 09:00:10,715 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2022-12-13 09:00:10,716 INFO L271 PluginConnector]: Initializing CDTParser... [2022-12-13 09:00:10,716 INFO L275 PluginConnector]: CDTParser initialized [2022-12-13 09:00:10,717 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/../../sv-benchmarks/c/weaver/mult-comm.wvr.c [2022-12-13 09:00:13,275 INFO L500 CDTParser]: Created temporary CDT project at NULL [2022-12-13 09:00:13,453 INFO L351 CDTParser]: Found 1 translation units. [2022-12-13 09:00:13,453 INFO L172 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/sv-benchmarks/c/weaver/mult-comm.wvr.c [2022-12-13 09:00:13,460 INFO L394 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/data/796ece224/f407853bb1a24f0cb5dd35534e2b9a6f/FLAG556c6817d [2022-12-13 09:00:13,854 INFO L402 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/data/796ece224/f407853bb1a24f0cb5dd35534e2b9a6f [2022-12-13 09:00:13,856 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2022-12-13 09:00:13,857 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2022-12-13 09:00:13,858 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2022-12-13 09:00:13,858 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2022-12-13 09:00:13,860 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2022-12-13 09:00:13,861 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:00:13" (1/1) ... [2022-12-13 09:00:13,861 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b47dbf8 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:13, skipping insertion in model container [2022-12-13 09:00:13,862 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.12 09:00:13" (1/1) ... [2022-12-13 09:00:13,867 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2022-12-13 09:00:13,882 INFO L178 MainTranslator]: Built tables and reachable declarations [2022-12-13 09:00:14,018 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_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/sv-benchmarks/c/weaver/mult-comm.wvr.c[1910,1923] [2022-12-13 09:00:14,022 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 09:00:14,031 INFO L203 MainTranslator]: Completed pre-run [2022-12-13 09:00:14,048 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_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/sv-benchmarks/c/weaver/mult-comm.wvr.c[1910,1923] [2022-12-13 09:00:14,049 INFO L210 PostProcessor]: Analyzing one entry point: main [2022-12-13 09:00:14,063 INFO L208 MainTranslator]: Completed translation [2022-12-13 09:00:14,064 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:14 WrapperNode [2022-12-13 09:00:14,064 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2022-12-13 09:00:14,065 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2022-12-13 09:00:14,065 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2022-12-13 09:00:14,065 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2022-12-13 09:00:14,071 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:14" (1/1) ... [2022-12-13 09:00:14,077 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:14" (1/1) ... [2022-12-13 09:00:14,094 INFO L138 Inliner]: procedures = 21, calls = 19, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 52 [2022-12-13 09:00:14,095 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2022-12-13 09:00:14,095 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2022-12-13 09:00:14,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2022-12-13 09:00:14,096 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2022-12-13 09:00:14,104 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:14" (1/1) ... [2022-12-13 09:00:14,104 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:14" (1/1) ... [2022-12-13 09:00:14,106 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:14" (1/1) ... [2022-12-13 09:00:14,107 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:14" (1/1) ... [2022-12-13 09:00:14,111 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:14" (1/1) ... [2022-12-13 09:00:14,114 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:14" (1/1) ... [2022-12-13 09:00:14,115 INFO L185 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:14" (1/1) ... [2022-12-13 09:00:14,116 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:14" (1/1) ... [2022-12-13 09:00:14,117 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2022-12-13 09:00:14,117 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2022-12-13 09:00:14,117 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2022-12-13 09:00:14,118 INFO L275 PluginConnector]: RCFGBuilder initialized [2022-12-13 09:00:14,118 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:14" (1/1) ... [2022-12-13 09:00:14,124 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2022-12-13 09:00:14,134 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:00:14,145 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2022-12-13 09:00:14,147 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2022-12-13 09:00:14,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2022-12-13 09:00:14,177 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2022-12-13 09:00:14,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2022-12-13 09:00:14,178 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2022-12-13 09:00:14,178 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2022-12-13 09:00:14,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2022-12-13 09:00:14,178 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2022-12-13 09:00:14,178 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2022-12-13 09:00:14,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2022-12-13 09:00:14,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2022-12-13 09:00:14,178 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2022-12-13 09:00:14,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2022-12-13 09:00:14,179 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2022-12-13 09:00:14,250 INFO L235 CfgBuilder]: Building ICFG [2022-12-13 09:00:14,251 INFO L261 CfgBuilder]: Building CFG for each procedure with an implementation [2022-12-13 09:00:14,399 INFO L276 CfgBuilder]: Performing block encoding [2022-12-13 09:00:14,406 INFO L295 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2022-12-13 09:00:14,406 INFO L300 CfgBuilder]: Removed 2 assume(true) statements. [2022-12-13 09:00:14,408 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:00:14 BoogieIcfgContainer [2022-12-13 09:00:14,408 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2022-12-13 09:00:14,411 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2022-12-13 09:00:14,411 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2022-12-13 09:00:14,414 INFO L275 PluginConnector]: TraceAbstraction initialized [2022-12-13 09:00:14,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.12 09:00:13" (1/3) ... [2022-12-13 09:00:14,415 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7126f8bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:00:14, skipping insertion in model container [2022-12-13 09:00:14,415 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.12 09:00:14" (2/3) ... [2022-12-13 09:00:14,416 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7126f8bc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.12 09:00:14, skipping insertion in model container [2022-12-13 09:00:14,416 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.12 09:00:14" (3/3) ... [2022-12-13 09:00:14,417 INFO L112 eAbstractionObserver]: Analyzing ICFG mult-comm.wvr.c [2022-12-13 09:00:14,436 INFO L203 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2022-12-13 09:00:14,437 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2022-12-13 09:00:14,437 INFO L515 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2022-12-13 09:00:14,507 INFO L144 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2022-12-13 09:00:14,548 INFO L100 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:00:14,549 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2022-12-13 09:00:14,549 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:00:14,550 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2022-12-13 09:00:14,551 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2022-12-13 09:00:14,584 INFO L159 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2022-12-13 09:00:14,593 INFO L356 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2022-12-13 09:00:14,597 INFO L357 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=false, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=All, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@24dd2583, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2022-12-13 09:00:14,598 INFO L358 AbstractCegarLoop]: Starting to check reachability of 12 error locations. [2022-12-13 09:00:14,810 INFO L420 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2022-12-13 09:00:14,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:00:14,815 INFO L85 PathProgramCache]: Analyzing trace with hash -741265744, now seen corresponding path program 1 times [2022-12-13 09:00:14,827 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:00:14,827 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [707439325] [2022-12-13 09:00:14,827 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:00:14,827 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:00:14,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:00:14,970 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:00:14,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:00:14,971 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [707439325] [2022-12-13 09:00:14,971 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [707439325] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:00:14,971 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:00:14,971 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2022-12-13 09:00:14,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1083937334] [2022-12-13 09:00:14,973 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:00:14,977 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2022-12-13 09:00:14,977 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:00:14,994 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2022-12-13 09:00:14,995 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2022-12-13 09:00:14,995 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:00:14,999 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:00:15,000 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 28.5) internal successors, (57), 2 states have internal predecessors, (57), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:00:15,000 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:00:15,032 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:00:15,033 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2022-12-13 09:00:15,033 INFO L420 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2022-12-13 09:00:15,034 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:00:15,034 INFO L85 PathProgramCache]: Analyzing trace with hash 1638657298, now seen corresponding path program 1 times [2022-12-13 09:00:15,034 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:00:15,034 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884652206] [2022-12-13 09:00:15,035 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:00:15,035 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:00:15,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:00:15,499 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:00:15,499 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:00:15,499 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884652206] [2022-12-13 09:00:15,499 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1884652206] provided 1 perfect and 0 imperfect interpolant sequences [2022-12-13 09:00:15,500 INFO L184 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2022-12-13 09:00:15,500 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2022-12-13 09:00:15,500 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1381058349] [2022-12-13 09:00:15,500 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2022-12-13 09:00:15,501 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2022-12-13 09:00:15,502 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:00:15,503 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2022-12-13 09:00:15,503 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=20, Unknown=0, NotChecked=0, Total=30 [2022-12-13 09:00:15,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:00:15,504 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:00:15,505 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 9.333333333333334) internal successors, (56), 6 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:00:15,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:00:15,505 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:00:15,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:00:15,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 09:00:15,559 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2022-12-13 09:00:15,560 INFO L420 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2022-12-13 09:00:15,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:00:15,560 INFO L85 PathProgramCache]: Analyzing trace with hash -1872018726, now seen corresponding path program 1 times [2022-12-13 09:00:15,561 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:00:15,561 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2029152162] [2022-12-13 09:00:15,561 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:00:15,561 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:00:15,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:00:15,958 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:00:15,958 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:00:15,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2029152162] [2022-12-13 09:00:15,959 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2029152162] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 09:00:15,959 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [654186643] [2022-12-13 09:00:15,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:00:15,959 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:00:15,960 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:00:15,982 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 09:00:15,983 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2022-12-13 09:00:16,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:00:16,049 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 17 conjunts are in the unsatisfiable core [2022-12-13 09:00:16,054 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 09:00:16,327 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:00:16,328 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 09:00:16,641 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:00:16,641 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [654186643] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 09:00:16,641 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 09:00:16,642 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 10, 9] total 17 [2022-12-13 09:00:16,642 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [959719160] [2022-12-13 09:00:16,642 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 09:00:16,643 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 17 states [2022-12-13 09:00:16,643 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:00:16,644 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2022-12-13 09:00:16,645 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=73, Invalid=199, Unknown=0, NotChecked=0, Total=272 [2022-12-13 09:00:16,645 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:00:16,645 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:00:16,645 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 17 states, 17 states have (on average 7.235294117647059) internal successors, (123), 17 states have internal predecessors, (123), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:00:16,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:00:16,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-12-13 09:00:16,646 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:00:16,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:00:16,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 09:00:16,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:00:16,777 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2022-12-13 09:00:16,972 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:00:16,973 INFO L420 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2022-12-13 09:00:16,974 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:00:16,974 INFO L85 PathProgramCache]: Analyzing trace with hash 214839802, now seen corresponding path program 1 times [2022-12-13 09:00:16,975 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:00:16,975 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [209588444] [2022-12-13 09:00:16,975 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:00:16,976 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:00:17,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:00:18,614 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:00:18,614 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:00:18,614 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [209588444] [2022-12-13 09:00:18,614 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [209588444] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 09:00:18,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [492199492] [2022-12-13 09:00:18,615 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:00:18,615 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:00:18,615 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:00:18,616 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 09:00:18,617 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2022-12-13 09:00:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:00:19,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 37 conjunts are in the unsatisfiable core [2022-12-13 09:00:19,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 09:00:20,353 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:00:20,353 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 09:00:51,439 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 0 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:00:51,439 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [492199492] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 09:00:51,440 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 09:00:51,440 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 21, 22] total 48 [2022-12-13 09:00:51,440 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1422353925] [2022-12-13 09:00:51,440 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 09:00:51,440 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 48 states [2022-12-13 09:00:51,440 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:00:51,441 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2022-12-13 09:00:51,442 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=217, Invalid=2030, Unknown=9, NotChecked=0, Total=2256 [2022-12-13 09:00:51,442 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:00:51,442 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:00:51,442 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 48 states, 48 states have (on average 2.9583333333333335) internal successors, (142), 48 states have internal predecessors, (142), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:00:51,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:00:51,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-12-13 09:00:51,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:00:51,443 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:01:15,074 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:01:24,755 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:01:29,214 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:01:31,231 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:01:36,621 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:01:38,665 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:01:39,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:01:39,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2022-12-13 09:01:39,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:01:39,293 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2022-12-13 09:01:39,297 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2022-12-13 09:01:39,494 WARN L477 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:01:39,495 INFO L420 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr8ASSERT_VIOLATIONMEMORY_LEAK === [ULTIMATE.startErr0REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr1REQUIRES_VIOLATIONMEMORY_DEREFERENCE, ULTIMATE.startErr2REQUIRES_VIOLATIONMEMORY_DEREFERENCE (and 9 more)] === [2022-12-13 09:01:39,496 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2022-12-13 09:01:39,497 INFO L85 PathProgramCache]: Analyzing trace with hash 2073391154, now seen corresponding path program 2 times [2022-12-13 09:01:39,497 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2022-12-13 09:01:39,498 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2102466521] [2022-12-13 09:01:39,498 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2022-12-13 09:01:39,499 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2022-12-13 09:01:39,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2022-12-13 09:01:41,439 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:01:41,439 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2022-12-13 09:01:41,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2102466521] [2022-12-13 09:01:41,440 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2102466521] provided 0 perfect and 1 imperfect interpolant sequences [2022-12-13 09:01:41,440 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [149812702] [2022-12-13 09:01:41,440 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2022-12-13 09:01:41,440 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2022-12-13 09:01:41,440 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 [2022-12-13 09:01:41,441 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2022-12-13 09:01:41,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_e7b76a6f-d86a-4b0b-a885-b73730cd3fc3/bin/ugemcutter-rbreBovr8w/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2022-12-13 09:01:41,949 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2022-12-13 09:01:41,949 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2022-12-13 09:01:41,951 INFO L263 TraceCheckSpWp]: Trace formula consists of 200 conjuncts, 53 conjunts are in the unsatisfiable core [2022-12-13 09:01:41,952 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2022-12-13 09:01:43,085 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:01:43,085 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2022-12-13 09:02:30,330 INFO L134 CoverageAnalysis]: Checked inductivity of 56 backedges. 0 proven. 56 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2022-12-13 09:02:30,330 INFO L157 FreeRefinementEngine]: IpTcStrategyModuleZ3 [149812702] provided 0 perfect and 2 imperfect interpolant sequences [2022-12-13 09:02:30,330 INFO L184 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2022-12-13 09:02:30,330 INFO L197 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30, 30] total 61 [2022-12-13 09:02:30,330 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [149731857] [2022-12-13 09:02:30,330 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2022-12-13 09:02:30,331 INFO L571 AbstractCegarLoop]: INTERPOLANT automaton has 61 states [2022-12-13 09:02:30,331 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2022-12-13 09:02:30,332 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 61 interpolants. [2022-12-13 09:02:30,333 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=280, Invalid=3371, Unknown=9, NotChecked=0, Total=3660 [2022-12-13 09:02:30,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:02:30,333 INFO L495 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2022-12-13 09:02:30,333 INFO L496 AbstractCegarLoop]: INTERPOLANT automaton has has 61 states, 61 states have (on average 2.721311475409836) internal successors, (166), 61 states have internal predecessors, (166), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2022-12-13 09:02:30,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:02:30,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2022-12-13 09:02:30,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2022-12-13 09:02:30,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2022-12-13 09:02:30,334 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2022-12-13 09:03:20,154 WARN L233 SmtUtils]: Spent 16.30s on a formula simplification. DAG size of input: 244 DAG size of output: 31 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-13 09:03:49,868 WARN L233 SmtUtils]: Spent 9.83s on a formula simplification. DAG size of input: 241 DAG size of output: 28 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-13 09:04:00,462 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.54s for a HTC check with result VALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:04:34,506 WARN L233 SmtUtils]: Spent 6.93s on a formula simplification. DAG size of input: 75 DAG size of output: 52 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-13 09:05:24,186 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse15 (mod (+ 3 c_thread1Thread1of1ForFork0_~i~0) 4294967296)) (.cse8 (mod (+ 2 c_thread1Thread1of1ForFork0_~i~0) 4294967296)) (.cse20 (mod c_~a~0 4294967296)) (.cse13 (mod (+ c_thread1Thread1of1ForFork0_~i~0 4) 4294967296))) (let ((.cse1 (let ((.cse22 (+ c_~x_2~0 c_~b~0 (* 4294967296 (div c_~x_1~0 4294967296)))) (.cse21 (* (div (+ c_~x_2~0 c_~b~0) 4294967296) 4294967296))) (and (<= (+ .cse21 c_~x_1~0) .cse22) (< .cse22 (+ .cse21 c_~x_1~0 1))))) (.cse2 (mod c_~b~0 4294967296)) (.cse4 (mod (+ c_thread1Thread1of1ForFork0_~i~0 1) 4294967296)) (.cse11 (+ c_~x_2~0 .cse13)) (.cse0 (not (< 0 .cse20))) (.cse7 (- c_~x_1~0)) (.cse5 (+ c_~x_2~0 .cse8)) (.cse17 (+ .cse15 c_~x_2~0)) (.cse3 (< 1 .cse20))) (and (or .cse0 .cse1 (< (mod c_thread1Thread1of1ForFork0_~i~0 4294967296) .cse2) .cse3) (or .cse0 .cse1 .cse3 (< .cse4 .cse2)) (or .cse0 (let ((.cse6 (* (div (+ c_~x_1~0 c_~a~0) 4294967296) 4294967296))) (and (< (+ c_~x_1~0 (* (div .cse5 4294967296) 4294967296) c_~a~0) (+ c_~x_2~0 2 .cse4 .cse6)) (< (+ (* (div (+ .cse7 (- 1) (- c_~a~0) c_~x_2~0 .cse8) 4294967296) 4294967296) 4294967294 .cse6) (+ c_~x_2~0 .cse4)))) .cse3) (or (let ((.cse12 (* 4 c_~a~0))) (let ((.cse10 (mod (+ 5 c_thread1Thread1of1ForFork0_~i~0) 4294967296)) (.cse9 (* (div (+ .cse12 c_~x_1~0) 4294967296) 4294967296))) (and (< (+ .cse9 4294967294 (* 4294967296 (div (+ .cse7 (- 1) c_~x_2~0 .cse10 (* (- 4) c_~a~0)) 4294967296))) .cse11) (< (+ (* (div (+ c_~x_2~0 .cse10) 4294967296) 4294967296) .cse12 c_~x_1~0) (+ .cse9 c_~x_2~0 2 .cse13))))) .cse0 .cse3) (or .cse0 (let ((.cse14 (* 3 c_~a~0))) (let ((.cse16 (* (div (+ c_~x_1~0 .cse14) 4294967296) 4294967296))) (and (< (+ (* (div .cse11 4294967296) 4294967296) c_~x_1~0 .cse14) (+ .cse15 c_~x_2~0 2 .cse16)) (< (+ 4294967294 .cse16 (* (div (+ .cse7 (- 1) (* (- 3) c_~a~0) c_~x_2~0 .cse13) 4294967296) 4294967296)) .cse17)))) .cse3) (or .cse0 (let ((.cse19 (* 2 c_~a~0))) (let ((.cse18 (* (div (+ c_~x_1~0 .cse19) 4294967296) 4294967296))) (and (< (+ .cse18 4294967294 (* 4294967296 (div (+ .cse7 (- 1) .cse15 c_~x_2~0 (* (- 2) c_~a~0)) 4294967296))) .cse5) (< (+ (* (div .cse17 4294967296) 4294967296) c_~x_1~0 .cse19) (+ c_~x_2~0 .cse8 2 .cse18))))) .cse3)))) is different from false [2022-12-13 09:05:49,020 WARN L233 SmtUtils]: Spent 12.25s on a formula simplification. DAG size of input: 71 DAG size of output: 61 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-13 09:05:51,035 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse20 (mod c_~a~0 4294967296)) (.cse12 (mod (+ |c_thread1Thread1of1ForFork0_#t~post1| 3) 4294967296)) (.cse17 (mod (+ |c_thread1Thread1of1ForFork0_#t~post1| 2) 4294967296)) (.cse8 (mod (+ |c_thread1Thread1of1ForFork0_#t~post1| 4) 4294967296))) (let ((.cse10 (+ .cse8 c_~x_2~0)) (.cse3 (mod (+ |c_thread1Thread1of1ForFork0_#t~post1| 1) 4294967296)) (.cse9 (- c_~x_1~0)) (.cse15 (+ .cse17 c_~x_2~0)) (.cse14 (+ .cse12 c_~x_2~0)) (.cse0 (not (< 0 .cse20))) (.cse4 (< 1 .cse20))) (and (or .cse0 (let ((.cse2 (+ c_~x_2~0 c_~b~0 (* 4294967296 (div c_~x_1~0 4294967296)))) (.cse1 (* (div (+ c_~x_2~0 c_~b~0) 4294967296) 4294967296))) (and (<= (+ .cse1 c_~x_1~0) .cse2) (< .cse2 (+ .cse1 c_~x_1~0 1)))) (< .cse3 (mod c_~b~0 4294967296)) .cse4) (or .cse0 .cse4 (let ((.cse5 (* 4 c_~a~0))) (let ((.cse7 (* (div (+ .cse5 c_~x_1~0) 4294967296) 4294967296)) (.cse6 (mod (+ |c_thread1Thread1of1ForFork0_#t~post1| 5) 4294967296))) (and (< (+ .cse5 c_~x_1~0 (* (div (+ c_~x_2~0 .cse6) 4294967296) 4294967296)) (+ .cse7 .cse8 c_~x_2~0 2)) (< (+ .cse7 4294967294 (* (div (+ .cse9 (- 1) c_~x_2~0 .cse6 (* (- 4) c_~a~0)) 4294967296) 4294967296)) .cse10))))) (or .cse0 .cse4 (let ((.cse11 (* 3 c_~a~0))) (let ((.cse13 (* (div (+ c_~x_1~0 .cse11) 4294967296) 4294967296))) (and (< (+ c_~x_1~0 (* (div .cse10 4294967296) 4294967296) .cse11) (+ .cse12 c_~x_2~0 2 .cse13)) (< (+ (* 4294967296 (div (+ .cse9 (- 1) (* (- 3) c_~a~0) .cse8 c_~x_2~0) 4294967296)) 4294967294 .cse13) .cse14))))) (or .cse0 (let ((.cse16 (* (div (+ c_~x_1~0 c_~a~0) 4294967296) 4294967296))) (and (< (+ (* (div .cse15 4294967296) 4294967296) c_~x_1~0 c_~a~0) (+ c_~x_2~0 2 .cse3 .cse16)) (< (+ 4294967294 (* 4294967296 (div (+ .cse9 (- 1) .cse17 (- c_~a~0) c_~x_2~0) 4294967296)) .cse16) (+ c_~x_2~0 .cse3)))) .cse4) (or (let ((.cse19 (* 2 c_~a~0))) (let ((.cse18 (* (div (+ c_~x_1~0 .cse19) 4294967296) 4294967296))) (and (< (+ (* (div (+ .cse9 (- 1) .cse12 c_~x_2~0 (* (- 2) c_~a~0)) 4294967296) 4294967296) .cse18 4294967294) .cse15) (< (+ c_~x_1~0 (* 4294967296 (div .cse14 4294967296)) .cse19) (+ .cse17 c_~x_2~0 2 .cse18))))) .cse0 .cse4)))) is different from false [2022-12-13 09:09:40,642 WARN L233 SmtUtils]: Spent 1.42m on a formula simplification that was a NOOP. DAG size: 117 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-13 09:09:42,648 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:09:44,726 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:09:46,735 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:09:48,757 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.02s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:09:51,189 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:09:53,198 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2022-12-13 09:09:55,208 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [1] [2022-12-13 09:09:57,221 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:09:59,255 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse13 (mod (+ 2 c_thread1Thread1of1ForFork0_~i~0) 4294967296)) (.cse8 (mod (+ c_thread1Thread1of1ForFork0_~i~0 1) 4294967296)) (.cse22 (mod c_~a~0 4294967296)) (.cse15 (mod (+ 3 c_thread1Thread1of1ForFork0_~i~0) 4294967296))) (let ((.cse1 (* (div (+ c_~x_2~0 c_~b~0) 4294967296) 4294967296)) (.cse4 (mod c_~b~0 4294967296)) (.cse7 (* (div (+ c_~x_1~0 c_~a~0) 4294967296) 4294967296)) (.cse3 (mod c_thread1Thread1of1ForFork0_~i~0 4294967296)) (.cse11 (+ .cse15 c_~x_2~0)) (.cse0 (not (< 0 .cse22))) (.cse10 (- c_~x_1~0)) (.cse9 (+ c_~x_2~0 .cse8)) (.cse16 (+ c_~x_2~0 .cse13)) (.cse5 (< 1 .cse22))) (and (or .cse0 (let ((.cse2 (+ c_~x_2~0 c_~b~0 (* 4294967296 (div c_~x_1~0 4294967296))))) (and (<= (+ .cse1 c_~x_1~0) .cse2) (< .cse2 (+ .cse1 c_~x_1~0 1)))) (< .cse3 .cse4) .cse5) (or (let ((.cse6 (+ c_~x_2~0 c_~b~0 .cse7))) (and (< .cse6 (+ .cse1 c_~x_1~0 c_~a~0 1)) (<= (+ .cse1 c_~x_1~0 c_~a~0) .cse6))) .cse0 .cse5 (< .cse8 .cse4)) (or .cse0 (and (< (+ (* 4294967296 (div .cse9 4294967296)) c_~x_1~0 c_~a~0) (+ c_~x_2~0 2 .cse3 .cse7)) (< (+ 4294967294 (* (div (+ .cse10 (- 1) (- c_~a~0) c_~x_2~0 .cse8) 4294967296) 4294967296) .cse7) (+ c_~x_2~0 .cse3))) .cse5) (or .cse0 (let ((.cse12 (* 3 c_~a~0))) (let ((.cse14 (* (div (+ c_~x_1~0 .cse12) 4294967296) 4294967296))) (and (< (+ (* (div .cse11 4294967296) 4294967296) c_~x_1~0 .cse12) (+ c_~x_2~0 .cse13 2 .cse14)) (< (+ (* 4294967296 (div (+ .cse10 (- 1) (* (- 3) c_~a~0) .cse15 c_~x_2~0) 4294967296)) 4294967294 .cse14) .cse16)))) .cse5) (or .cse0 (let ((.cse17 (* 4 c_~a~0))) (let ((.cse19 (* (div (+ .cse17 c_~x_1~0) 4294967296) 4294967296)) (.cse18 (mod (+ c_thread1Thread1of1ForFork0_~i~0 4) 4294967296))) (and (< (+ .cse17 (* (div (+ c_~x_2~0 .cse18) 4294967296) 4294967296) c_~x_1~0) (+ .cse19 .cse15 c_~x_2~0 2)) (< (+ .cse19 4294967294 (* (div (+ .cse10 (- 1) c_~x_2~0 .cse18 (* (- 4) c_~a~0)) 4294967296) 4294967296)) .cse11)))) .cse5) (or .cse0 (let ((.cse21 (* 2 c_~a~0))) (let ((.cse20 (* (div (+ c_~x_1~0 .cse21) 4294967296) 4294967296))) (and (< (+ (* (div (+ .cse10 (- 1) c_~x_2~0 .cse13 (* (- 2) c_~a~0)) 4294967296) 4294967296) .cse20 4294967294) .cse9) (< (+ c_~x_1~0 .cse21 (* (div .cse16 4294967296) 4294967296)) (+ c_~x_2~0 2 .cse20 .cse8))))) .cse5)))) is different from false [2022-12-13 09:10:01,262 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:10:02,282 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.02s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:10:04,408 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse11 (mod (+ 2 c_thread1Thread1of1ForFork0_~i~0) 4294967296)) (.cse5 (mod (+ c_thread1Thread1of1ForFork0_~i~0 1) 4294967296)) (.cse20 (mod c_~a~0 4294967296)) (.cse13 (mod (+ 3 c_thread1Thread1of1ForFork0_~i~0) 4294967296))) (let ((.cse9 (+ .cse13 c_~x_2~0)) (.cse0 (not (< 0 .cse20))) (.cse4 (- c_~x_1~0)) (.cse1 (+ c_~x_2~0 .cse5)) (.cse14 (+ c_~x_2~0 .cse11)) (.cse6 (< 1 .cse20))) (and (or .cse0 (let ((.cse3 (* (div (+ c_~x_1~0 c_~a~0) 4294967296) 4294967296)) (.cse2 (mod c_thread1Thread1of1ForFork0_~i~0 4294967296))) (and (< (+ (* 4294967296 (div .cse1 4294967296)) c_~x_1~0 c_~a~0) (+ c_~x_2~0 2 .cse2 .cse3)) (< (+ 4294967294 (* (div (+ .cse4 (- 1) (- c_~a~0) c_~x_2~0 .cse5) 4294967296) 4294967296) .cse3) (+ c_~x_2~0 .cse2)))) .cse6) (or .cse0 (let ((.cse8 (+ c_~x_2~0 c_~b~0 (* 4294967296 (div c_~x_1~0 4294967296)))) (.cse7 (* (div (+ c_~x_2~0 c_~b~0) 4294967296) 4294967296))) (and (<= (+ .cse7 c_~x_1~0) .cse8) (< .cse8 (+ .cse7 c_~x_1~0 1)))) .cse6) (or .cse0 (let ((.cse10 (* 3 c_~a~0))) (let ((.cse12 (* (div (+ c_~x_1~0 .cse10) 4294967296) 4294967296))) (and (< (+ (* (div .cse9 4294967296) 4294967296) c_~x_1~0 .cse10) (+ c_~x_2~0 .cse11 2 .cse12)) (< (+ (* 4294967296 (div (+ .cse4 (- 1) (* (- 3) c_~a~0) .cse13 c_~x_2~0) 4294967296)) 4294967294 .cse12) .cse14)))) .cse6) (or .cse0 (let ((.cse15 (* 4 c_~a~0))) (let ((.cse17 (* (div (+ .cse15 c_~x_1~0) 4294967296) 4294967296)) (.cse16 (mod (+ c_thread1Thread1of1ForFork0_~i~0 4) 4294967296))) (and (< (+ .cse15 (* (div (+ c_~x_2~0 .cse16) 4294967296) 4294967296) c_~x_1~0) (+ .cse17 .cse13 c_~x_2~0 2)) (< (+ .cse17 4294967294 (* (div (+ .cse4 (- 1) c_~x_2~0 .cse16 (* (- 4) c_~a~0)) 4294967296) 4294967296)) .cse9)))) .cse6) (or .cse0 (let ((.cse19 (* 2 c_~a~0))) (let ((.cse18 (* (div (+ c_~x_1~0 .cse19) 4294967296) 4294967296))) (and (< (+ (* (div (+ .cse4 (- 1) c_~x_2~0 .cse11 (* (- 2) c_~a~0)) 4294967296) 4294967296) .cse18 4294967294) .cse1) (< (+ c_~x_1~0 .cse19 (* (div .cse14 4294967296) 4294967296)) (+ c_~x_2~0 2 .cse18 .cse5))))) .cse6)))) is different from false [2022-12-13 09:12:12,007 WARN L233 SmtUtils]: Spent 55.30s on a formula simplification that was a NOOP. DAG size: 97 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-13 09:12:13,644 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 1.64s for a HTC check with result INVALID. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:12:15,653 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:12:17,657 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:12:19,662 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:12:21,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:12:23,684 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse24 (* 2 c_~a~0)) (.cse18 (mod (+ 3 c_thread1Thread1of1ForFork0_~i~0) 4294967296)) (.cse9 (mod (+ 2 c_thread1Thread1of1ForFork0_~i~0) 4294967296)) (.cse25 (mod c_~a~0 4294967296)) (.cse13 (mod (+ |c_thread1Thread1of1ForFork0_#t~post1| 3) 4294967296)) (.cse21 (mod (+ |c_thread1Thread1of1ForFork0_#t~post1| 2) 4294967296)) (.cse12 (* 3 c_~a~0))) (let ((.cse3 (mod (+ c_thread1Thread1of1ForFork0_~i~0 1) 4294967296)) (.cse1 (let ((.cse27 (+ c_~x_2~0 c_~b~0 (* 4294967296 (div c_~x_1~0 4294967296)))) (.cse26 (* (div (+ c_~x_2~0 c_~b~0) 4294967296) 4294967296))) (and (<= (+ .cse26 c_~x_1~0) .cse27) (< .cse27 (+ .cse26 c_~x_1~0 1))))) (.cse4 (mod c_~b~0 4294967296)) (.cse14 (* (div (+ c_~x_1~0 .cse12) 4294967296) 4294967296)) (.cse15 (* (- 3) c_~a~0)) (.cse8 (- c_~a~0)) (.cse6 (* (div (+ c_~x_1~0 c_~a~0) 4294967296) 4294967296)) (.cse10 (mod (+ |c_thread1Thread1of1ForFork0_#t~post1| 1) 4294967296)) (.cse20 (+ .cse21 c_~x_2~0)) (.cse16 (+ .cse13 c_~x_2~0)) (.cse0 (not (< 0 .cse25))) (.cse7 (- c_~x_1~0)) (.cse22 (* (- 2) c_~a~0)) (.cse5 (+ c_~x_2~0 .cse9)) (.cse19 (+ .cse18 c_~x_2~0)) (.cse23 (* (div (+ c_~x_1~0 .cse24) 4294967296) 4294967296)) (.cse2 (< 1 .cse25))) (and (or .cse0 .cse1 .cse2 (< .cse3 .cse4)) (or .cse0 (and (< (+ c_~x_1~0 (* (div .cse5 4294967296) 4294967296) c_~a~0) (+ c_~x_2~0 2 .cse3 .cse6)) (< (+ (* (div (+ .cse7 (- 1) .cse8 c_~x_2~0 .cse9) 4294967296) 4294967296) 4294967294 .cse6) (+ c_~x_2~0 .cse3))) .cse2) (or .cse0 .cse1 (< .cse10 .cse4) .cse2) (or .cse0 .cse2 (let ((.cse11 (mod (+ |c_thread1Thread1of1ForFork0_#t~post1| 4) 4294967296))) (and (< (+ c_~x_1~0 (* (div (+ .cse11 c_~x_2~0) 4294967296) 4294967296) .cse12) (+ .cse13 c_~x_2~0 2 .cse14)) (< (+ (* 4294967296 (div (+ .cse7 (- 1) .cse15 .cse11 c_~x_2~0) 4294967296)) 4294967294 .cse14) .cse16)))) (or .cse0 (let ((.cse17 (mod (+ c_thread1Thread1of1ForFork0_~i~0 4) 4294967296))) (and (< (+ (* (div (+ c_~x_2~0 .cse17) 4294967296) 4294967296) c_~x_1~0 .cse12) (+ .cse18 c_~x_2~0 2 .cse14)) (< (+ 4294967294 .cse14 (* (div (+ .cse7 (- 1) .cse15 c_~x_2~0 .cse17) 4294967296) 4294967296)) .cse19))) .cse2) (or .cse0 (and (< (+ (* (div .cse20 4294967296) 4294967296) c_~x_1~0 c_~a~0) (+ c_~x_2~0 2 .cse10 .cse6)) (< (+ 4294967294 (* 4294967296 (div (+ .cse7 (- 1) .cse21 .cse8 c_~x_2~0) 4294967296)) .cse6) (+ c_~x_2~0 .cse10))) .cse2) (or (and (< (+ (* (div (+ .cse7 (- 1) .cse13 c_~x_2~0 .cse22) 4294967296) 4294967296) .cse23 4294967294) .cse20) (< (+ c_~x_1~0 (* 4294967296 (div .cse16 4294967296)) .cse24) (+ .cse21 c_~x_2~0 2 .cse23))) .cse0 .cse2) (or .cse0 (and (< (+ .cse23 4294967294 (* 4294967296 (div (+ .cse7 (- 1) .cse18 c_~x_2~0 .cse22) 4294967296))) .cse5) (< (+ (* (div .cse19 4294967296) 4294967296) c_~x_1~0 .cse24) (+ c_~x_2~0 .cse9 2 .cse23))) .cse2)))) is different from false [2022-12-13 09:12:25,692 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:12:28,343 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:12:30,362 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse11 (mod (+ 2 c_thread1Thread1of1ForFork0_~i~0) 4294967296)) (.cse8 (mod (+ c_thread1Thread1of1ForFork0_~i~0 1) 4294967296)) (.cse16 (mod c_~a~0 4294967296))) (let ((.cse3 (mod c_thread1Thread1of1ForFork0_~i~0 4294967296)) (.cse0 (not (< 0 .cse16))) (.cse7 (- c_~x_1~0)) (.cse5 (+ c_~x_2~0 .cse8)) (.cse13 (+ c_~x_2~0 .cse11)) (.cse4 (< 1 .cse16))) (and (or .cse0 (let ((.cse2 (+ c_~x_2~0 c_~b~0 (* 4294967296 (div c_~x_1~0 4294967296)))) (.cse1 (* (div (+ c_~x_2~0 c_~b~0) 4294967296) 4294967296))) (and (<= (+ .cse1 c_~x_1~0) .cse2) (< .cse2 (+ .cse1 c_~x_1~0 1)))) (< .cse3 (mod c_~b~0 4294967296)) .cse4) (or .cse0 (let ((.cse6 (* (div (+ c_~x_1~0 c_~a~0) 4294967296) 4294967296))) (and (< (+ (* 4294967296 (div .cse5 4294967296)) c_~x_1~0 c_~a~0) (+ c_~x_2~0 2 .cse3 .cse6)) (< (+ 4294967294 (* (div (+ .cse7 (- 1) (- c_~a~0) c_~x_2~0 .cse8) 4294967296) 4294967296) .cse6) (+ c_~x_2~0 .cse3)))) .cse4) (or .cse0 (let ((.cse10 (* 3 c_~a~0))) (let ((.cse9 (mod (+ 3 c_thread1Thread1of1ForFork0_~i~0) 4294967296)) (.cse12 (* (div (+ c_~x_1~0 .cse10) 4294967296) 4294967296))) (and (< (+ (* (div (+ .cse9 c_~x_2~0) 4294967296) 4294967296) c_~x_1~0 .cse10) (+ c_~x_2~0 .cse11 2 .cse12)) (< (+ (* 4294967296 (div (+ .cse7 (- 1) (* (- 3) c_~a~0) .cse9 c_~x_2~0) 4294967296)) 4294967294 .cse12) .cse13)))) .cse4) (or .cse0 (let ((.cse15 (* 2 c_~a~0))) (let ((.cse14 (* (div (+ c_~x_1~0 .cse15) 4294967296) 4294967296))) (and (< (+ (* (div (+ .cse7 (- 1) c_~x_2~0 .cse11 (* (- 2) c_~a~0)) 4294967296) 4294967296) .cse14 4294967294) .cse5) (< (+ c_~x_1~0 .cse15 (* (div .cse13 4294967296) 4294967296)) (+ c_~x_2~0 2 .cse14 .cse8))))) .cse4)))) is different from false [2022-12-13 09:13:16,664 WARN L233 SmtUtils]: Spent 13.53s on a formula simplification that was a NOOP. DAG size: 78 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-13 09:13:18,668 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:13:20,703 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:13:59,943 WARN L233 SmtUtils]: Spent 10.10s on a formula simplification that was a NOOP. DAG size: 75 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-13 09:14:01,947 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:14:03,952 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:14:05,965 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:14:07,974 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:14:09,987 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:14:11,996 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:14:14,045 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:14:16,058 WARN L837 $PredicateComparison]: unable to prove that (let ((.cse16 (* 2 c_~a~0)) (.cse9 (mod (+ 2 c_thread1Thread1of1ForFork0_~i~0) 4294967296)) (.cse18 (mod c_~a~0 4294967296)) (.cse12 (mod (+ |c_thread1Thread1of1ForFork0_#t~post1| 2) 4294967296))) (let ((.cse3 (mod (+ c_thread1Thread1of1ForFork0_~i~0 1) 4294967296)) (.cse1 (let ((.cse20 (+ c_~x_2~0 c_~b~0 (* 4294967296 (div c_~x_1~0 4294967296)))) (.cse19 (* (div (+ c_~x_2~0 c_~b~0) 4294967296) 4294967296))) (and (<= (+ .cse19 c_~x_1~0) .cse20) (< .cse20 (+ .cse19 c_~x_1~0 1))))) (.cse4 (mod c_~b~0 4294967296)) (.cse8 (- c_~a~0)) (.cse6 (* (div (+ c_~x_1~0 c_~a~0) 4294967296) 4294967296)) (.cse10 (mod (+ |c_thread1Thread1of1ForFork0_#t~post1| 1) 4294967296)) (.cse11 (+ .cse12 c_~x_2~0)) (.cse0 (not (< 0 .cse18))) (.cse7 (- c_~x_1~0)) (.cse14 (* (- 2) c_~a~0)) (.cse5 (+ c_~x_2~0 .cse9)) (.cse15 (* (div (+ c_~x_1~0 .cse16) 4294967296) 4294967296)) (.cse2 (< 1 .cse18))) (and (or .cse0 .cse1 .cse2 (< .cse3 .cse4)) (or .cse0 (and (< (+ c_~x_1~0 (* (div .cse5 4294967296) 4294967296) c_~a~0) (+ c_~x_2~0 2 .cse3 .cse6)) (< (+ (* (div (+ .cse7 (- 1) .cse8 c_~x_2~0 .cse9) 4294967296) 4294967296) 4294967294 .cse6) (+ c_~x_2~0 .cse3))) .cse2) (or .cse0 .cse1 (< .cse10 .cse4) .cse2) (or .cse0 (and (< (+ (* (div .cse11 4294967296) 4294967296) c_~x_1~0 c_~a~0) (+ c_~x_2~0 2 .cse10 .cse6)) (< (+ 4294967294 (* 4294967296 (div (+ .cse7 (- 1) .cse12 .cse8 c_~x_2~0) 4294967296)) .cse6) (+ c_~x_2~0 .cse10))) .cse2) (or (let ((.cse13 (mod (+ |c_thread1Thread1of1ForFork0_#t~post1| 3) 4294967296))) (and (< (+ (* (div (+ .cse7 (- 1) .cse13 c_~x_2~0 .cse14) 4294967296) 4294967296) .cse15 4294967294) .cse11) (< (+ c_~x_1~0 (* 4294967296 (div (+ .cse13 c_~x_2~0) 4294967296)) .cse16) (+ .cse12 c_~x_2~0 2 .cse15)))) .cse0 .cse2) (or .cse0 (let ((.cse17 (mod (+ 3 c_thread1Thread1of1ForFork0_~i~0) 4294967296))) (and (< (+ .cse15 4294967294 (* 4294967296 (div (+ .cse7 (- 1) .cse17 c_~x_2~0 .cse14) 4294967296))) .cse5) (< (+ (* (div (+ .cse17 c_~x_2~0) 4294967296) 4294967296) c_~x_1~0 .cse16) (+ c_~x_2~0 .cse9 2 .cse15)))) .cse2)))) is different from false [2022-12-13 09:14:18,066 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:14:20,107 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.04s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:15:20,325 WARN L233 SmtUtils]: Spent 9.97s on a formula simplification that was a NOOP. DAG size: 73 (called from [L 361] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2022-12-13 09:15:22,329 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.00s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers [] [2022-12-13 09:15:24,335 WARN L539 Checker$ProtectedHtc]: IncrementalHoareTripleChecker took 2.01s for a HTC check with result UNKNOWN. Formula has sorts [Bool, Int], hasArrays=false, hasNonlinArith=false, quantifiers []