[INFO] fetching crate telnet-codec 0.1.0... [INFO] testing telnet-codec-0.1.0 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate telnet-codec 0.1.0 into /workspace/builds/worker-108/source [INFO] validating manifest of crates.io crate telnet-codec 0.1.0 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate telnet-codec 0.1.0 [INFO] finished tweaking crates.io crate telnet-codec 0.1.0 [INFO] tweaked toml for crates.io crate telnet-codec 0.1.0 written to /workspace/builds/worker-108/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8b03019c116d71047a9b9517d3bffa120fa6d0816acb463281be3a582f3451e8 [INFO] running `Command { std: "docker" "start" "-a" "8b03019c116d71047a9b9517d3bffa120fa6d0816acb463281be3a582f3451e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8b03019c116d71047a9b9517d3bffa120fa6d0816acb463281be3a582f3451e8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8b03019c116d71047a9b9517d3bffa120fa6d0816acb463281be3a582f3451e8", kill_on_drop: false }` [INFO] [stdout] 8b03019c116d71047a9b9517d3bffa120fa6d0816acb463281be3a582f3451e8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c7a3b69473dc826ce6c0d948ca8777c6debb600ba91cd940a1532a2bd8ad3ab5 [INFO] running `Command { std: "docker" "start" "-a" "c7a3b69473dc826ce6c0d948ca8777c6debb600ba91cd940a1532a2bd8ad3ab5", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling futures-core v0.3.21 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling tokio v1.17.0 [INFO] [stderr] Compiling tokio-util v0.6.9 [INFO] [stderr] Compiling telnet-codec v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `max_buffer` [INFO] [stdout] --> src/lib.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | max_buffer: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `TelnetCodec` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.88s [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c7a3b69473dc826ce6c0d948ca8777c6debb600ba91cd940a1532a2bd8ad3ab5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c7a3b69473dc826ce6c0d948ca8777c6debb600ba91cd940a1532a2bd8ad3ab5", kill_on_drop: false }` [INFO] [stdout] c7a3b69473dc826ce6c0d948ca8777c6debb600ba91cd940a1532a2bd8ad3ab5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 192429eb620a4c07f001a234ba5c806c071d06b69b9739ca0205353cfb55012d [INFO] running `Command { std: "docker" "start" "-a" "192429eb620a4c07f001a234ba5c806c071d06b69b9739ca0205353cfb55012d", kill_on_drop: false }` [INFO] [stderr] Compiling telnet-codec v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `max_buffer` [INFO] [stdout] --> src/lib.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | max_buffer: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `TelnetCodec` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `max_buffer` [INFO] [stdout] --> src/lib.rs:61:5 [INFO] [stdout] | [INFO] [stdout] 61 | max_buffer: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] note: `TelnetCodec` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/lib.rs:59:10 [INFO] [stdout] | [INFO] [stdout] 59 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.25s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/telnet_codec-9a4baa0cd7a0d734) [INFO] running `Command { std: "docker" "inspect" "192429eb620a4c07f001a234ba5c806c071d06b69b9739ca0205353cfb55012d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "192429eb620a4c07f001a234ba5c806c071d06b69b9739ca0205353cfb55012d", kill_on_drop: false }` [INFO] [stdout] 192429eb620a4c07f001a234ba5c806c071d06b69b9739ca0205353cfb55012d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-108/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=warn" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] cef695b5def370ba13f643fb9cf4f5deb61b6f31bf0a4a70d08e80d939c30765 [INFO] running `Command { std: "docker" "start" "-a" "cef695b5def370ba13f643fb9cf4f5deb61b6f31bf0a4a70d08e80d939c30765", kill_on_drop: false }` [INFO] [stderr] warning: field is never read: `max_buffer` [INFO] [stderr] --> src/lib.rs:61:5 [INFO] [stderr] | [INFO] [stderr] 61 | max_buffer: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] note: `TelnetCodec` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] --> src/lib.rs:59:10 [INFO] [stderr] | [INFO] [stderr] 59 | #[derive(Debug)] [INFO] [stderr] | ^^^^^ [INFO] [stderr] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `telnet-codec` (lib) generated 1 warning [INFO] [stderr] warning: `telnet-codec` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.08s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/telnet_codec-9a4baa0cd7a0d734) [INFO] [stdout] [INFO] [stderr] Doc-tests telnet-codec [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "cef695b5def370ba13f643fb9cf4f5deb61b6f31bf0a4a70d08e80d939c30765", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cef695b5def370ba13f643fb9cf4f5deb61b6f31bf0a4a70d08e80d939c30765", kill_on_drop: false }` [INFO] [stdout] cef695b5def370ba13f643fb9cf4f5deb61b6f31bf0a4a70d08e80d939c30765