[INFO] fetching crate bytes_chain 1.1.8... [INFO] testing bytes_chain-1.1.8 against beta-2022-02-22 for beta-1.60-1 [INFO] extracting crate bytes_chain 1.1.8 into /workspace/builds/worker-57/source [INFO] validating manifest of crates.io crate bytes_chain 1.1.8 on toolchain beta-2022-02-22 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate bytes_chain 1.1.8 [INFO] finished tweaking crates.io crate bytes_chain 1.1.8 [INFO] tweaked toml for crates.io crate bytes_chain 1.1.8 written to /workspace/builds/worker-57/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--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-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5ced81fb9bfde5448086e46948ec2d46e98dccf077220dc2ed16d47abfa0472a [INFO] running `Command { std: "docker" "start" "-a" "5ced81fb9bfde5448086e46948ec2d46e98dccf077220dc2ed16d47abfa0472a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5ced81fb9bfde5448086e46948ec2d46e98dccf077220dc2ed16d47abfa0472a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ced81fb9bfde5448086e46948ec2d46e98dccf077220dc2ed16d47abfa0472a", kill_on_drop: false }` [INFO] [stdout] 5ced81fb9bfde5448086e46948ec2d46e98dccf077220dc2ed16d47abfa0472a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7b9ce936e7dbd2a27a67bba79f16e284a52a13405b959ca870aefd64c319b386 [INFO] running `Command { std: "docker" "start" "-a" "7b9ce936e7dbd2a27a67bba79f16e284a52a13405b959ca870aefd64c319b386", kill_on_drop: false }` [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling bytes_chain v1.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `NumberAble` is imported redundantly [INFO] [stdout] --> src/buffer.rs:141:13 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::NumberAble; [INFO] [stdout] | ----------------- the item `NumberAble` is already imported here [INFO] [stdout] ... [INFO] [stdout] 141 | use crate::NumberAble; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/number.rs:77:16 [INFO] [stdout] | [INFO] [stdout] 77 | fn tf(buf: &NumberAble, i: usize) -> T [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 77 - fn tf(buf: &NumberAble, i: usize) -> T [INFO] [stdout] 77 + fn tf(buf: &dyn NumberAble, i: usize) -> T [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.25s [INFO] running `Command { std: "docker" "inspect" "7b9ce936e7dbd2a27a67bba79f16e284a52a13405b959ca870aefd64c319b386", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7b9ce936e7dbd2a27a67bba79f16e284a52a13405b959ca870aefd64c319b386", kill_on_drop: false }` [INFO] [stdout] 7b9ce936e7dbd2a27a67bba79f16e284a52a13405b959ca870aefd64c319b386 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 95418b2c12c408ad58c254fbd4611edd5a58b56643decfddc2b8b252c2455de6 [INFO] running `Command { std: "docker" "start" "-a" "95418b2c12c408ad58c254fbd4611edd5a58b56643decfddc2b8b252c2455de6", kill_on_drop: false }` [INFO] [stderr] Compiling bytes_chain v1.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `NumberAble` is imported redundantly [INFO] [stdout] --> src/buffer.rs:141:13 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::NumberAble; [INFO] [stdout] | ----------------- the item `NumberAble` is already imported here [INFO] [stdout] ... [INFO] [stdout] 141 | use crate::NumberAble; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/number.rs:77:16 [INFO] [stdout] | [INFO] [stdout] 77 | fn tf(buf: &NumberAble, i: usize) -> T [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 77 - fn tf(buf: &NumberAble, i: usize) -> T [INFO] [stdout] 77 + fn tf(buf: &dyn NumberAble, i: usize) -> T [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `NumberAble` is imported redundantly [INFO] [stdout] --> src/buffer.rs:141:13 [INFO] [stdout] | [INFO] [stdout] 4 | use crate::NumberAble; [INFO] [stdout] | ----------------- the item `NumberAble` is already imported here [INFO] [stdout] ... [INFO] [stdout] 141 | use crate::NumberAble; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/number.rs:77:16 [INFO] [stdout] | [INFO] [stdout] 77 | fn tf(buf: &NumberAble, i: usize) -> T [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 77 - fn tf(buf: &NumberAble, i: usize) -> T [INFO] [stdout] 77 + fn tf(buf: &dyn NumberAble, i: usize) -> T [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.07s [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "95418b2c12c408ad58c254fbd4611edd5a58b56643decfddc2b8b252c2455de6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95418b2c12c408ad58c254fbd4611edd5a58b56643decfddc2b8b252c2455de6", kill_on_drop: false }` [INFO] [stdout] 95418b2c12c408ad58c254fbd4611edd5a58b56643decfddc2b8b252c2455de6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-57/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 45c0852a00a1ae46c0e308e0f52031ec0171cc3f3505ceba557af88842a946b2 [INFO] running `Command { std: "docker" "start" "-a" "45c0852a00a1ae46c0e308e0f52031ec0171cc3f3505ceba557af88842a946b2", kill_on_drop: false }` [INFO] [stderr] warning: the item `NumberAble` is imported redundantly [INFO] [stderr] --> src/buffer.rs:141:13 [INFO] [stderr] | [INFO] [stderr] 4 | use crate::NumberAble; [INFO] [stderr] | ----------------- the item `NumberAble` is already imported here [INFO] [stderr] ... [INFO] [stderr] 141 | use crate::NumberAble; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/number.rs:77:16 [INFO] [stderr] | [INFO] [stderr] 77 | fn tf(buf: &NumberAble, i: usize) -> T [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 77 - fn tf(buf: &NumberAble, i: usize) -> T [INFO] [stderr] 77 + fn tf(buf: &dyn NumberAble, i: usize) -> T [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `bytes_chain` (lib) generated 2 warnings [INFO] [stderr] warning: `bytes_chain` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/bytes_chain-a7e2b330eccd9d6f) [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test buffer::test_buffer_in_buffer ... ok [INFO] [stdout] test buffer::test_buffer_truncate ... ok [INFO] [stdout] test buffer::test_bytes_buffer_normal ... ok [INFO] [stdout] test buffer::test_bytes_buffer_slice ... ok [INFO] [stdout] test buffer::test_io_buf ... ok [INFO] [stdout] test number::test_number_for_slice ... ok [INFO] [stdout] test number::test_number_for_buffer ... ok [INFO] [stdout] [INFO] [stderr] Doc-tests bytes_chain [INFO] [stdout] test result: ok. 7 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" "45c0852a00a1ae46c0e308e0f52031ec0171cc3f3505ceba557af88842a946b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "45c0852a00a1ae46c0e308e0f52031ec0171cc3f3505ceba557af88842a946b2", kill_on_drop: false }` [INFO] [stdout] 45c0852a00a1ae46c0e308e0f52031ec0171cc3f3505ceba557af88842a946b2