[INFO] fetching crate tokio-file-futures 0.1.0... [INFO] checking tokio-file-futures-0.1.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1 [INFO] extracting crate tokio-file-futures 0.1.0 into /workspace/builds/worker-10/source [INFO] validating manifest of crates.io crate tokio-file-futures 0.1.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"` [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-10/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3d8a9df1637cf37387ae8346a3e59e727aa79ca2c821d969a95626675944e671 [INFO] running `"docker" "start" "-a" "3d8a9df1637cf37387ae8346a3e59e727aa79ca2c821d969a95626675944e671"` [INFO] [stderr] Checking tokio-file-futures v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] error[E0271]: type mismatch resolving `, [closure@examples/example.rs:32:58: 37:34]> as futures::IntoFuture>::Error == (tokio_fs::File, std::io::Error)` [INFO] [stderr] --> examples/example.rs:31:46 [INFO] [stderr] | [INFO] [stderr] 31 | ... file.try_clone().and_then(|(file, _file2)| { [INFO] [stderr] | ^^^^^^^^ expected struct `std::io::Error`, found tuple [INFO] [stderr] | [INFO] [stderr] = note: expected type `std::io::Error` [INFO] [stderr] found type `(tokio_fs::File, std::io::Error)` [INFO] [stderr] [INFO] [stderr] error[E0271]: type mismatch resolving `, [closure@examples/example.rs:32:58: 37:34]> as futures::IntoFuture>::Error == (tokio_fs::File, std::io::Error)` [INFO] [stderr] --> examples/example.rs:30:42 [INFO] [stderr] | [INFO] [stderr] 30 | file.sync_data().and_then(|file| { [INFO] [stderr] | ^^^^^^^^ expected struct `std::io::Error`, found tuple [INFO] [stderr] | [INFO] [stderr] = note: expected type `std::io::Error` [INFO] [stderr] found type `(tokio_fs::File, std::io::Error)` [INFO] [stderr] = 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] [stderr] [INFO] [stderr] error[E0271]: type mismatch resolving `, [closure@examples/example.rs:32:58: 37:34]> as futures::IntoFuture>::Error == (tokio_fs::File, std::io::Error)` [INFO] [stderr] --> examples/example.rs:29:37 [INFO] [stderr] | [INFO] [stderr] 29 | file.sync_all().and_then(|file| { [INFO] [stderr] | ^^^^^^^^ expected struct `std::io::Error`, found tuple [INFO] [stderr] | [INFO] [stderr] = note: expected type `std::io::Error` [INFO] [stderr] found type `(tokio_fs::File, std::io::Error)` [INFO] [stderr] = 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] [stderr] = 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] [stderr] = 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] [stderr] [INFO] [stderr] error[E0271]: type mismatch resolving `, [closure@examples/example.rs:32:58: 37:34]> as futures::IntoFuture>::Error == (tokio_fs::File, std::io::Error)` [INFO] [stderr] --> examples/example.rs:27:27 [INFO] [stderr] | [INFO] [stderr] 27 | let future3 = file.set_len(30) [INFO] [stderr] | ___________________________^ [INFO] [stderr] 28 | | .and_then(|file| { [INFO] [stderr] 29 | | file.sync_all().and_then(|file| { [INFO] [stderr] 30 | | file.sync_data().and_then(|file| { [INFO] [stderr] ... | [INFO] [stderr] 40 | | }) [INFO] [stderr] 41 | | }) [INFO] [stderr] | |__________________^ expected struct `std::io::Error`, found tuple [INFO] [stderr] | [INFO] [stderr] = note: expected type `std::io::Error` [INFO] [stderr] found type `(tokio_fs::File, std::io::Error)` [INFO] [stderr] = 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] [stderr] = 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] [stderr] = note: required by `futures::AndThen` [INFO] [stderr] [INFO] [stderr] error[E0599]: no method named `map_err` found for type `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]>` in the current scope [INFO] [stderr] --> examples/example.rs:42:18 [INFO] [stderr] | [INFO] [stderr] 42 | .map_err(|e| println!("Error3: {}", e)); [INFO] [stderr] | ^^^^^^^ method not found in `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]>` [INFO] [stderr] | [INFO] [stderr] = note: the method `map_err` exists but the following trait bounds were not satisfied: [INFO] [stderr] `&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] [stderr] `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] [stderr] [INFO] [stderr] error: aborting due to 5 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0271, E0599. [INFO] [stderr] For more information about an error, try `rustc --explain E0271`. [INFO] [stderr] error: could not compile `tokio-file-futures`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "3d8a9df1637cf37387ae8346a3e59e727aa79ca2c821d969a95626675944e671"` [INFO] running `"docker" "rm" "-f" "3d8a9df1637cf37387ae8346a3e59e727aa79ca2c821d969a95626675944e671"` [INFO] [stdout] 3d8a9df1637cf37387ae8346a3e59e727aa79ca2c821d969a95626675944e671