[INFO] fetching crate pretty-trait 0.1.2... [INFO] testing pretty-trait-0.1.2 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate pretty-trait 0.1.2 into /workspace/builds/worker-68/source [INFO] validating manifest of crates.io crate pretty-trait 0.1.2 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 pretty-trait 0.1.2 [INFO] finished tweaking crates.io crate pretty-trait 0.1.2 [INFO] tweaked toml for crates.io crate pretty-trait 0.1.2 written to /workspace/builds/worker-68/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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 7a8f3541e1b86c353b05c5eb92a0b3a90d29f0d5417aeeb51e7ec1177592f2c6 [INFO] running `Command { std: "docker" "start" "-a" "7a8f3541e1b86c353b05c5eb92a0b3a90d29f0d5417aeeb51e7ec1177592f2c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7a8f3541e1b86c353b05c5eb92a0b3a90d29f0d5417aeeb51e7ec1177592f2c6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7a8f3541e1b86c353b05c5eb92a0b3a90d29f0d5417aeeb51e7ec1177592f2c6", kill_on_drop: false }` [INFO] [stdout] 7a8f3541e1b86c353b05c5eb92a0b3a90d29f0d5417aeeb51e7ec1177592f2c6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] f56b590a0f742899f5edce85dc6581ae95848ae0a916a6f1e95cc69ba5f782de [INFO] running `Command { std: "docker" "start" "-a" "f56b590a0f742899f5edce85dc6581ae95848ae0a916a6f1e95cc69ba5f782de", kill_on_drop: false }` [INFO] [stderr] Compiling pretty-trait v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:143:25 [INFO] [stdout] | [INFO] [stdout] 143 | pub writer: &'a mut io::Write, [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 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 143 - pub writer: &'a mut io::Write, [INFO] [stdout] 143 + pub writer: &'a mut dyn io::Write, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:614:18 [INFO] [stdout] | [INFO] [stdout] 614 | writer: &mut io::Write, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 614 - writer: &mut io::Write, [INFO] [stdout] 614 + writer: &mut dyn io::Write, [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 0.97s [INFO] running `Command { std: "docker" "inspect" "f56b590a0f742899f5edce85dc6581ae95848ae0a916a6f1e95cc69ba5f782de", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f56b590a0f742899f5edce85dc6581ae95848ae0a916a6f1e95cc69ba5f782de", kill_on_drop: false }` [INFO] [stdout] f56b590a0f742899f5edce85dc6581ae95848ae0a916a6f1e95cc69ba5f782de [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 872bccdc5998d71aca2103cdc1326fef485499a23c3face52971f1d525a6a94c [INFO] running `Command { std: "docker" "start" "-a" "872bccdc5998d71aca2103cdc1326fef485499a23c3face52971f1d525a6a94c", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling pretty-trait v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:143:25 [INFO] [stdout] | [INFO] [stdout] 143 | pub writer: &'a mut io::Write, [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 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 143 - pub writer: &'a mut io::Write, [INFO] [stdout] 143 + pub writer: &'a mut dyn io::Write, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:614:18 [INFO] [stdout] | [INFO] [stdout] 614 | writer: &mut io::Write, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 614 - writer: &mut io::Write, [INFO] [stdout] 614 + writer: &mut dyn io::Write, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:143:25 [INFO] [stdout] | [INFO] [stdout] 143 | pub writer: &'a mut io::Write, [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 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 143 - pub writer: &'a mut io::Write, [INFO] [stdout] 143 + pub writer: &'a mut dyn io::Write, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:614:18 [INFO] [stdout] | [INFO] [stdout] 614 | writer: &mut io::Write, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 614 - writer: &mut io::Write, [INFO] [stdout] 614 + writer: &mut dyn io::Write, [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.46s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/pretty_trait-285826282b8fb02c) [INFO] running `Command { std: "docker" "inspect" "872bccdc5998d71aca2103cdc1326fef485499a23c3face52971f1d525a6a94c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "872bccdc5998d71aca2103cdc1326fef485499a23c3face52971f1d525a6a94c", kill_on_drop: false }` [INFO] [stdout] 872bccdc5998d71aca2103cdc1326fef485499a23c3face52971f1d525a6a94c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-68/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] 55146c75fb47922ce224baa0d8d67da39448952bcfe05825e6e1d47c70883914 [INFO] running `Command { std: "docker" "start" "-a" "55146c75fb47922ce224baa0d8d67da39448952bcfe05825e6e1d47c70883914", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:143:25 [INFO] [stderr] | [INFO] [stderr] 143 | pub writer: &'a mut io::Write, [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 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 143 - pub writer: &'a mut io::Write, [INFO] [stderr] 143 + pub writer: &'a mut dyn io::Write, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:614:18 [INFO] [stderr] | [INFO] [stderr] 614 | writer: &mut io::Write, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: use `dyn` [INFO] [stderr] | [INFO] [stderr] 614 - writer: &mut io::Write, [INFO] [stderr] 614 + writer: &mut dyn io::Write, [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `pretty-trait` (lib) generated 2 warnings [INFO] [stderr] warning: `pretty-trait` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.23s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pretty_trait-285826282b8fb02c) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests pretty-trait [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 14 tests [INFO] [stdout] test src/lib.rs - Seq (line 581) - compile fail ... ok [INFO] [stdout] test src/lib.rs - Option (line 760) - compile fail ... ok [INFO] [stdout] test src/lib.rs - Sep (line 347) ... ok [INFO] [stdout] test src/lib.rs - Newline (line 392) ... ok [INFO] [stdout] test src/lib.rs - block (line 835) ... ok [INFO] [stdout] test src/lib.rs - delimited (line 794) ... ok [INFO] [stdout] test src/lib.rs - JoinExt::join (line 516) ... ok [INFO] [stdout] test src/lib.rs - Group (line 243) ... ok [INFO] [stdout] test src/lib.rs - Conditional (line 665) ... ok [INFO] [stdout] test src/lib.rs - Sep (line 321) ... ok [INFO] [stdout] test src/lib.rs - Seq (line 545) ... ok [INFO] [stdout] test src/lib.rs - Indent (line 424) ... ok [INFO] [stdout] test src/lib.rs - Option (line 736) ... ok [INFO] [stdout] test src/lib.rs - (line 15) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "55146c75fb47922ce224baa0d8d67da39448952bcfe05825e6e1d47c70883914", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "55146c75fb47922ce224baa0d8d67da39448952bcfe05825e6e1d47c70883914", kill_on_drop: false }` [INFO] [stdout] 55146c75fb47922ce224baa0d8d67da39448952bcfe05825e6e1d47c70883914