[INFO] updating cached repository foresterre/stdin_minimal_case [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/foresterre/stdin_minimal_case [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/foresterre/stdin_minimal_case" "work/ex/beta-1.37-6/sources/1.36.0/gh/foresterre/stdin_minimal_case"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/foresterre/stdin_minimal_case'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/foresterre/stdin_minimal_case" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/foresterre/stdin_minimal_case"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/foresterre/stdin_minimal_case'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 6c06947e9ecc21147fbe302a9406e1eac3250ad3 [INFO] sha for GitHub repo foresterre/stdin_minimal_case: 6c06947e9ecc21147fbe302a9406e1eac3250ad3 [INFO] validating manifest of foresterre/stdin_minimal_case on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of foresterre/stdin_minimal_case on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing foresterre/stdin_minimal_case [INFO] finished frobbing foresterre/stdin_minimal_case [INFO] frobbed toml for foresterre/stdin_minimal_case written to work/ex/beta-1.37-6/sources/1.36.0/gh/foresterre/stdin_minimal_case/Cargo.toml [INFO] started frobbing foresterre/stdin_minimal_case [INFO] finished frobbing foresterre/stdin_minimal_case [INFO] frobbed toml for foresterre/stdin_minimal_case written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/foresterre/stdin_minimal_case/Cargo.toml [INFO] crate foresterre/stdin_minimal_case already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] testing foresterre/stdin_minimal_case against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/foresterre/stdin_minimal_case:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "build" "--frozen"` [INFO] [stdout] c4b2c36ea8149ebe90d27244480f550cbbe8b420f269c82209fc4a855cb77bc8 [INFO] running `"docker" "start" "-a" "c4b2c36ea8149ebe90d27244480f550cbbe8b420f269c82209fc4a855cb77bc8"` [INFO] [stderr] Compiling tokio-timer v0.1.2 [INFO] [stderr] Compiling tokio-stdin v0.1.1 [INFO] [stderr] Compiling num_cpus v1.10.0 [INFO] [stderr] Compiling syn v0.15.26 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling num-derive v0.2.4 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling image v0.21.0 [INFO] [stderr] Compiling stdin v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/bin/asynced.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: the item `Stream` is imported redundantly [INFO] [stderr] --> src/bin/asynced.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ------ the item `Stream` is already imported here [INFO] [stderr] ... [INFO] [stderr] 7 | use futures::Stream; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Future` [INFO] [stderr] --> src/bin/asynced.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Sink` [INFO] [stderr] --> src/bin/asynced.rs:3:23 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Stream` [INFO] [stderr] --> src/bin/asynced.rs:3:29 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/bin/asynced.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let s = tokio_stdin::spawn_stdin_stream_unbounded().wait(); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/bin/asynced.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 19 | let mut input: Vec = Vec::new(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_input` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/asynced.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut input: Vec = Vec::new(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 44.75s [INFO] running `"docker" "inspect" "c4b2c36ea8149ebe90d27244480f550cbbe8b420f269c82209fc4a855cb77bc8"` [INFO] running `"docker" "rm" "-f" "c4b2c36ea8149ebe90d27244480f550cbbe8b420f269c82209fc4a855cb77bc8"` [INFO] [stdout] c4b2c36ea8149ebe90d27244480f550cbbe8b420f269c82209fc4a855cb77bc8 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/foresterre/stdin_minimal_case:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] ed0541d421dc378e5b9ab89cf09917f680dde3a28244323a67505fcacfff6e24 [INFO] running `"docker" "start" "-a" "ed0541d421dc378e5b9ab89cf09917f680dde3a28244323a67505fcacfff6e24"` [INFO] [stderr] Compiling stdin v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::io::Read` [INFO] [stderr] --> src/bin/asynced.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use std::io::Read; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: the item `Stream` is imported redundantly [INFO] [stderr] --> src/bin/asynced.rs:7:9 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ------ the item `Stream` is already imported here [INFO] [stderr] ... [INFO] [stderr] 7 | use futures::Stream; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Future` [INFO] [stderr] --> src/bin/asynced.rs:3:15 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Sink` [INFO] [stderr] --> src/bin/asynced.rs:3:23 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Stream` [INFO] [stderr] --> src/bin/asynced.rs:3:29 [INFO] [stderr] | [INFO] [stderr] 3 | use futures::{Future, Sink, Stream}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `s` [INFO] [stderr] --> src/bin/asynced.rs:9:9 [INFO] [stderr] | [INFO] [stderr] 9 | let s = tokio_stdin::spawn_stdin_stream_unbounded().wait(); [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_s` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `input` [INFO] [stderr] --> src/bin/asynced.rs:19:13 [INFO] [stderr] | [INFO] [stderr] 19 | let mut input: Vec = Vec::new(); [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_input` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/bin/asynced.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut input: Vec = Vec::new(); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.81s [INFO] running `"docker" "inspect" "ed0541d421dc378e5b9ab89cf09917f680dde3a28244323a67505fcacfff6e24"` [INFO] running `"docker" "rm" "-f" "ed0541d421dc378e5b9ab89cf09917f680dde3a28244323a67505fcacfff6e24"` [INFO] [stdout] ed0541d421dc378e5b9ab89cf09917f680dde3a28244323a67505fcacfff6e24 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/foresterre/stdin_minimal_case:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.36.0" "test" "--frozen"` [INFO] [stdout] f3e6bfd8d3f23fb6fcafce842d3d5f4854d5e171b9c79a02cbdb7a157446ec60 [INFO] running `"docker" "start" "-a" "f3e6bfd8d3f23fb6fcafce842d3d5f4854d5e171b9c79a02cbdb7a157446ec60"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running /opt/crater/target/debug/deps/asynced-b0a0f68b8e1993f2 [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test expect_empty_result_async ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- expect_empty_result_async stdout ---- [INFO] [stdout] This is a work in progress minimal example to read the stdin asynchronously [INFO] [stdout] thread 'expect_empty_result_async' panicked at 'assertion failed: case.is_err()', src/bin/asynced.rs:31:5 [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x557b4de16133 - std::sys::unix::backtrace::tracing::imp::unwind_backtrace::h6485381528590a55 [INFO] [stdout] at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39 [INFO] [stdout] 1: 0x557b4de11acb - std::sys_common::backtrace::_print::h49a82ae9552e35c7 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:71 [INFO] [stdout] 2: 0x557b4de14e76 - std::panicking::default_hook::{{closure}}::he20974adbefcc046 [INFO] [stdout] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stdout] at src/libstd/panicking.rs:197 [INFO] [stdout] 3: 0x557b4de14b9e - std::panicking::default_hook::he4af6af4ac7fef7b [INFO] [stdout] at src/libstd/panicking.rs:208 [INFO] [stdout] 4: 0x557b4de1557f - std::panicking::rust_panic_with_hook::h057ff03eb4c8000f [INFO] [stdout] at src/libstd/panicking.rs:474 [INFO] [stdout] 5: 0x557b4de01de7 - std::panicking::begin_panic::h247dbdecba98d594 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:408 [INFO] [stdout] 6: 0x557b4dda5bcf - asynced::expect_empty_result_async::hc9b894f51f1a6fa3 [INFO] [stdout] at src/bin/asynced.rs:31 [INFO] [stdout] 7: 0x557b4dda5b59 - asynced::expect_empty_result_async::{{closure}}::h2ed50dae8ec2a703 [INFO] [stdout] at src/bin/asynced.rs:28 [INFO] [stdout] 8: 0x557b4dda5f1d - core::ops::function::FnOnce::call_once::h98c4601e3d6ae94b [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 9: 0x557b4ddc6eee - as core::ops::function::FnOnce>::call_once::h6b004fa8f4fc1608 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 10: 0x557b4de182d9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 11: 0x557b4dde17e7 - test::run_test::run_test_inner::{{closure}}::h9a4d23c41d058d37 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at src/libtest/lib.rs:1468 [INFO] [stdout] 12: 0x557b4ddbc204 - std::sys_common::backtrace::__rust_begin_short_backtrace::h3765d76361a33ff7 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/sys_common/backtrace.rs:136 [INFO] [stdout] 13: 0x557b4ddc02b4 - std::panicking::try::do_call::h6f86e980b52f74d5 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:470 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:315 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:293 [INFO] [stdout] 14: 0x557b4de182d9 - __rust_maybe_catch_panic [INFO] [stdout] at src/libpanic_unwind/lib.rs:85 [INFO] [stdout] 15: 0x557b4ddc08c1 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h760b8a2b155f54c3 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panicking.rs:272 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/panic.rs:394 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libstd/thread/mod.rs:469 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/libcore/ops/function.rs:231 [INFO] [stdout] 16: 0x557b4de092be - as core::ops::function::FnOnce>::call_once::h805c3cc89d534c05 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] 17: 0x557b4de179bf - std::sys::unix::thread::Thread::new::thread_start::h6f10b78f26c98dc6 [INFO] [stdout] at /rustc/a53f9df32fbb0b5f4382caaad8f1a46f36ea887c/src/liballoc/boxed.rs:704 [INFO] [stdout] at src/libstd/sys_common/thread.rs:13 [INFO] [stdout] at src/libstd/sys/unix/thread.rs:79 [INFO] [stdout] 18: 0x7f987bf9b4a3 - start_thread [INFO] [stdout] 19: 0x7f987bac6d0e - __clone [INFO] [stdout] 20: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] expect_empty_result_async [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--bin asynced' [INFO] running `"docker" "inspect" "f3e6bfd8d3f23fb6fcafce842d3d5f4854d5e171b9c79a02cbdb7a157446ec60"` [INFO] running `"docker" "rm" "-f" "f3e6bfd8d3f23fb6fcafce842d3d5f4854d5e171b9c79a02cbdb7a157446ec60"` [INFO] [stdout] f3e6bfd8d3f23fb6fcafce842d3d5f4854d5e171b9c79a02cbdb7a157446ec60