[INFO] fetching crate tokio-file-futures 0.1.0... [INFO] checking tokio-file-futures-0.1.0 against master#3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 for pr-65819 [INFO] extracting crate tokio-file-futures 0.1.0 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate tokio-file-futures 0.1.0 on toolchain 3aedcf06b73fc36feeebca3d579e1d2a6c40acc5 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-file-futures 0.1.0 [INFO] finished tweaking crates.io crate tokio-file-futures 0.1.0 [INFO] tweaked toml for crates.io crate tokio-file-futures 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6f799bd63f42b7c75c7fc90818e34eaf6019772f0b06e4920d7546287e94eab0 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "6f799bd63f42b7c75c7fc90818e34eaf6019772f0b06e4920d7546287e94eab0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6f799bd63f42b7c75c7fc90818e34eaf6019772f0b06e4920d7546287e94eab0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f799bd63f42b7c75c7fc90818e34eaf6019772f0b06e4920d7546287e94eab0", kill_on_drop: false }` [INFO] [stdout] 6f799bd63f42b7c75c7fc90818e34eaf6019772f0b06e4920d7546287e94eab0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+3aedcf06b73fc36feeebca3d579e1d2a6c40acc5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8fd4dd5c2269e00014209fa0b516d4a5e93f0a906751950d48167208bfcd7f9f [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "8fd4dd5c2269e00014209fa0b516d4a5e93f0a906751950d48167208bfcd7f9f", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.93 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking parking_lot_core v0.6.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking parking_lot v0.9.0 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-file-futures v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stdout] error[E0271]: type mismatch resolving `, [closure@examples/example.rs:32:58: 37:34]> as futures::IntoFuture>::Error == (tokio_fs::File, std::io::Error)` [INFO] [stdout] --> examples/example.rs:31:46 [INFO] [stdout] | [INFO] [stdout] 31 | ... file.try_clone().and_then(|(file, _file2)| { [INFO] [stdout] | ^^^^^^^^ expected struct `std::io::Error`, found tuple [INFO] [stdout] | [INFO] [stdout] = note: expected struct `std::io::Error` [INFO] [stdout] found tuple `(tokio_fs::File, std::io::Error)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0271]: type mismatch resolving `, [closure@examples/example.rs:32:58: 37:34]> as futures::IntoFuture>::Error == (tokio_fs::File, std::io::Error)` [INFO] [stdout] --> examples/example.rs:30:42 [INFO] [stdout] | [INFO] [stdout] 30 | file.sync_data().and_then(|file| { [INFO] [stdout] | ^^^^^^^^ expected struct `std::io::Error`, found tuple [INFO] [stdout] | [INFO] [stdout] = note: expected struct `std::io::Error` [INFO] [stdout] found tuple `(tokio_fs::File, std::io::Error)` [INFO] [stdout] = note: required because of the requirements on the impl of `futures::Future` for `futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0271]: type mismatch resolving `, [closure@examples/example.rs:32:58: 37:34]> as futures::IntoFuture>::Error == (tokio_fs::File, std::io::Error)` [INFO] [stdout] --> examples/example.rs:29:37 [INFO] [stdout] | [INFO] [stdout] 29 | file.sync_all().and_then(|file| { [INFO] [stdout] | ^^^^^^^^ expected struct `std::io::Error`, found tuple [INFO] [stdout] | [INFO] [stdout] = note: expected struct `std::io::Error` [INFO] [stdout] found tuple `(tokio_fs::File, std::io::Error)` [INFO] [stdout] = note: required because of the requirements on the impl of `futures::Future` for `futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>` [INFO] [stdout] = note: required because of the requirements on the impl of `futures::IntoFuture` for `futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>` [INFO] [stdout] = note: 1 redundant requirements hidden [INFO] [stdout] = note: required because of the requirements on the impl of `futures::Future` for `futures::AndThen, futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>, [closure@examples/example.rs:30:51: 39:26]>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0271]: type mismatch resolving `, [closure@examples/example.rs:32:58: 37:34]> as futures::IntoFuture>::Error == (tokio_fs::File, std::io::Error)` [INFO] [stdout] --> examples/example.rs:27:27 [INFO] [stdout] | [INFO] [stdout] 27 | let future3 = file.set_len(30) [INFO] [stdout] | ___________________________^ [INFO] [stdout] 28 | | .and_then(|file| { [INFO] [stdout] 29 | | file.sync_all().and_then(|file| { [INFO] [stdout] 30 | | file.sync_data().and_then(|file| { [INFO] [stdout] ... | [INFO] [stdout] 40 | | }) [INFO] [stdout] 41 | | }) [INFO] [stdout] | |__________________^ expected struct `std::io::Error`, found tuple [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.31/src/future/and_then.rs:10:49 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct AndThen where A: Future, B: IntoFuture { [INFO] [stdout] | ---------- required by this bound in `futures::AndThen` [INFO] [stdout] | [INFO] [stdout] = note: expected struct `std::io::Error` [INFO] [stdout] found tuple `(tokio_fs::File, std::io::Error)` [INFO] [stdout] = note: required because of the requirements on the impl of `futures::Future` for `futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>` [INFO] [stdout] = note: required because of the requirements on the impl of `futures::IntoFuture` for `futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0599]: the method `map_err` exists for struct `futures::AndThen, futures::AndThen, futures::AndThen, futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>, [closure@examples/example.rs:30:51: 39:26]>, [closure@examples/example.rs:29:46: 40:22]>, [closure@examples/example.rs:28:27: 41:18]>`, but its trait bounds were not satisfied [INFO] [stdout] --> examples/example.rs:42:18 [INFO] [stdout] | [INFO] [stdout] 42 | .map_err(|e| println!("Error3: {}", e)); [INFO] [stdout] | ^^^^^^^ method cannot be called on `futures::AndThen, futures::AndThen, futures::AndThen, futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>, [closure@examples/example.rs:30:51: 39:26]>, [closure@examples/example.rs:29:46: 40:22]>, [closure@examples/example.rs:28:27: 41:18]>` due to unsatisfied trait bounds [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.31/src/future/and_then.rs:10:1 [INFO] [stdout] | [INFO] [stdout] 10 | pub struct AndThen where A: Future, B: IntoFuture { [INFO] [stdout] | ---------------------------------------------------------- [INFO] [stdout] | | [INFO] [stdout] | doesn't satisfy `<_ as futures::IntoFuture>::Error = std::io::Error` [INFO] [stdout] | doesn't satisfy `_: futures::Future` [INFO] [stdout] | doesn't satisfy `_: futures::IntoFuture` [INFO] [stdout] | [INFO] [stdout] = note: the following trait bounds were not satisfied: [INFO] [stdout] `, futures::AndThen, futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>, [closure@examples/example.rs:30:51: 39:26]>, [closure@examples/example.rs:29:46: 40:22]> as futures::IntoFuture>::Error = std::io::Error` [INFO] [stdout] which is required by `futures::AndThen, futures::AndThen, futures::AndThen, futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>, [closure@examples/example.rs:30:51: 39:26]>, [closure@examples/example.rs:29:46: 40:22]>, [closure@examples/example.rs:28:27: 41:18]>: futures::Future` [INFO] [stdout] `futures::AndThen, futures::AndThen, futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>, [closure@examples/example.rs:30:51: 39:26]>, [closure@examples/example.rs:29:46: 40:22]>: futures::IntoFuture` [INFO] [stdout] which is required by `futures::AndThen, futures::AndThen, futures::AndThen, futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>, [closure@examples/example.rs:30:51: 39:26]>, [closure@examples/example.rs:29:46: 40:22]>, [closure@examples/example.rs:28:27: 41:18]>: futures::Future` [INFO] [stdout] `futures::AndThen, futures::AndThen, futures::AndThen, futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>, [closure@examples/example.rs:30:51: 39:26]>, [closure@examples/example.rs:29:46: 40:22]>, [closure@examples/example.rs:28:27: 41:18]>: futures::Future` [INFO] [stdout] which is required by `&mut futures::AndThen, futures::AndThen, futures::AndThen, futures::AndThen, [closure@examples/example.rs:32:58: 37:34]>, [closure@examples/example.rs:31:55: 38:30]>, [closure@examples/example.rs:30:51: 39:26]>, [closure@examples/example.rs:29:46: 40:22]>, [closure@examples/example.rs:28:27: 41:18]>: futures::Future` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 5 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0271, E0599. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0271`. [INFO] [stdout] [INFO] [stderr] error: could not compile `tokio-file-futures` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "8fd4dd5c2269e00014209fa0b516d4a5e93f0a906751950d48167208bfcd7f9f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8fd4dd5c2269e00014209fa0b516d4a5e93f0a906751950d48167208bfcd7f9f", kill_on_drop: false }` [INFO] [stdout] 8fd4dd5c2269e00014209fa0b516d4a5e93f0a906751950d48167208bfcd7f9f