[INFO] cloning repository https://github.com/jusw85/mozlz4 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jusw85/mozlz4" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjusw85%2Fmozlz4", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjusw85%2Fmozlz4'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 24b8ffa3df42e4f6ed2efc1040091aec7bfbe689 [INFO] testing jusw85/mozlz4 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjusw85%2Fmozlz4" "/workspace/builds/worker-52/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jusw85/mozlz4 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jusw85/mozlz4 [INFO] finished tweaking git repo https://github.com/jusw85/mozlz4 [INFO] tweaked toml for git repo https://github.com/jusw85/mozlz4 written to /workspace/builds/worker-52/source/Cargo.toml [INFO] crate git repo https://github.com/jusw85/mozlz4 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a864e26db20f61eec04806ef31f421963aa50df395e00c2a2e559c851716b9ee [INFO] running `Command { std: "docker" "start" "-a" "a864e26db20f61eec04806ef31f421963aa50df395e00c2a2e559c851716b9ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a864e26db20f61eec04806ef31f421963aa50df395e00c2a2e559c851716b9ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a864e26db20f61eec04806ef31f421963aa50df395e00c2a2e559c851716b9ee", kill_on_drop: false }` [INFO] [stdout] a864e26db20f61eec04806ef31f421963aa50df395e00c2a2e559c851716b9ee [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 90621c37302a7775c2dbfb80780c52bc9135c615773c7d43942a4235718a4ddd [INFO] running `Command { std: "docker" "start" "-a" "90621c37302a7775c2dbfb80780c52bc9135c615773c7d43942a4235718a4ddd", kill_on_drop: false }` [INFO] [stderr] Compiling cc v1.0.4 [INFO] [stderr] Compiling libc v0.2.36 [INFO] [stderr] Compiling rustc-demangle v0.1.7 [INFO] [stderr] Compiling unicode-width v0.1.4 [INFO] [stderr] Compiling cfg-if v0.1.2 [INFO] [stderr] Compiling vec_map v0.8.0 [INFO] [stderr] Compiling ansi_term v0.10.2 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling bitflags v1.0.1 [INFO] [stderr] Compiling byteorder v1.2.1 [INFO] [stderr] Compiling textwrap v0.9.0 [INFO] [stderr] Compiling atty v0.2.6 [INFO] [stderr] Compiling clap v2.30.0 [INFO] [stderr] Compiling backtrace-sys v0.1.16 [INFO] [stderr] Compiling mozlz4-sys v0.1.0 (/opt/rustwide/workdir/mozlz4-sys) [INFO] [stderr] Compiling backtrace v0.3.5 [INFO] [stderr] Compiling error-chain v0.11.0 [INFO] [stderr] Compiling mozlz4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:79:24 [INFO] [stdout] | [INFO] [stdout] 79 | let mut ofile: Box = if ofilename == "-" { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/main.rs:92:46 [INFO] [stdout] | [INFO] [stdout] 92 | fn read_to_buffer(ifilename: &str) -> Result<(Vec)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 92 - fn read_to_buffer(ifilename: &str) -> Result<(Vec)> { [INFO] [stdout] 92 + fn read_to_buffer(ifilename: &str) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:93:24 [INFO] [stdout] | [INFO] [stdout] 93 | let mut ifile: Box = if ifilename == "-" { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [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] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/main.rs:107:43 [INFO] [stdout] | [INFO] [stdout] 107 | fn decompress(ibuffer: Vec) -> Result<(Vec)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 107 - fn decompress(ibuffer: Vec) -> Result<(Vec)> { [INFO] [stdout] 107 + fn decompress(ibuffer: Vec) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/main.rs:136:41 [INFO] [stdout] | [INFO] [stdout] 136 | fn compress(ibuffer: Vec) -> Result<(Vec)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 136 - fn compress(ibuffer: Vec) -> Result<(Vec)> { [INFO] [stdout] 136 + fn compress(ibuffer: Vec) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:159:8 [INFO] [stdout] | [INFO] [stdout] 159 | Ok((obuffer)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 159 - Ok((obuffer)) [INFO] [stdout] 159 + Ok(obuffer) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 10.22s [INFO] running `Command { std: "docker" "inspect" "90621c37302a7775c2dbfb80780c52bc9135c615773c7d43942a4235718a4ddd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90621c37302a7775c2dbfb80780c52bc9135c615773c7d43942a4235718a4ddd", kill_on_drop: false }` [INFO] [stdout] 90621c37302a7775c2dbfb80780c52bc9135c615773c7d43942a4235718a4ddd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2fc8fe4c40476366529e910249d15544794b2698bc71ee82e431884768357eb0 [INFO] running `Command { std: "docker" "start" "-a" "2fc8fe4c40476366529e910249d15544794b2698bc71ee82e431884768357eb0", kill_on_drop: false }` [INFO] [stderr] Compiling mozlz4 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:79:24 [INFO] [stdout] | [INFO] [stdout] 79 | let mut ofile: Box = if ofilename == "-" { [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Write` [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] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/main.rs:92:46 [INFO] [stdout] | [INFO] [stdout] 92 | fn read_to_buffer(ifilename: &str) -> Result<(Vec)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 92 - fn read_to_buffer(ifilename: &str) -> Result<(Vec)> { [INFO] [stdout] 92 + fn read_to_buffer(ifilename: &str) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:93:24 [INFO] [stdout] | [INFO] [stdout] 93 | let mut ifile: Box = if ifilename == "-" { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Read` [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] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/main.rs:107:43 [INFO] [stdout] | [INFO] [stdout] 107 | fn decompress(ibuffer: Vec) -> Result<(Vec)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 107 - fn decompress(ibuffer: Vec) -> Result<(Vec)> { [INFO] [stdout] 107 + fn decompress(ibuffer: Vec) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/main.rs:136:41 [INFO] [stdout] | [INFO] [stdout] 136 | fn compress(ibuffer: Vec) -> Result<(Vec)> { [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 136 - fn compress(ibuffer: Vec) -> Result<(Vec)> { [INFO] [stdout] 136 + fn compress(ibuffer: Vec) -> Result> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around function argument [INFO] [stdout] --> src/main.rs:159:8 [INFO] [stdout] | [INFO] [stdout] 159 | Ok((obuffer)) [INFO] [stdout] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 159 - Ok((obuffer)) [INFO] [stdout] 159 + Ok(obuffer) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.81s [INFO] running `Command { std: "docker" "inspect" "2fc8fe4c40476366529e910249d15544794b2698bc71ee82e431884768357eb0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fc8fe4c40476366529e910249d15544794b2698bc71ee82e431884768357eb0", kill_on_drop: false }` [INFO] [stdout] 2fc8fe4c40476366529e910249d15544794b2698bc71ee82e431884768357eb0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] a1837982442302ce7bbcc70589d0f8272ad575127c5f3d8df57ae67630f3dd92 [INFO] running `Command { std: "docker" "start" "-a" "a1837982442302ce7bbcc70589d0f8272ad575127c5f3d8df57ae67630f3dd92", 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/main.rs:79:24 [INFO] [stderr] | [INFO] [stderr] 79 | let mut ofile: Box = if ofilename == "-" { [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Write` [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] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/main.rs:92:46 [INFO] [stderr] | [INFO] [stderr] 92 | fn read_to_buffer(ifilename: &str) -> Result<(Vec)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 92 - fn read_to_buffer(ifilename: &str) -> Result<(Vec)> { [INFO] [stderr] 92 + fn read_to_buffer(ifilename: &str) -> Result> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:93:24 [INFO] [stderr] | [INFO] [stderr] 93 | let mut ifile: Box = if ifilename == "-" { [INFO] [stderr] | ^^^^ help: use `dyn`: `dyn Read` [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] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/main.rs:107:43 [INFO] [stderr] | [INFO] [stderr] 107 | fn decompress(ibuffer: Vec) -> Result<(Vec)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 107 - fn decompress(ibuffer: Vec) -> Result<(Vec)> { [INFO] [stderr] 107 + fn decompress(ibuffer: Vec) -> Result> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/main.rs:136:41 [INFO] [stderr] | [INFO] [stderr] 136 | fn compress(ibuffer: Vec) -> Result<(Vec)> { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 136 - fn compress(ibuffer: Vec) -> Result<(Vec)> { [INFO] [stderr] 136 + fn compress(ibuffer: Vec) -> Result> { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around function argument [INFO] [stderr] --> src/main.rs:159:8 [INFO] [stderr] | [INFO] [stderr] 159 | Ok((obuffer)) [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 159 - Ok((obuffer)) [INFO] [stderr] 159 + Ok(obuffer) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `mozlz4` (bin "mozlz4" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.26s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mozlz4-5fffe49b78804013) [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" "a1837982442302ce7bbcc70589d0f8272ad575127c5f3d8df57ae67630f3dd92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a1837982442302ce7bbcc70589d0f8272ad575127c5f3d8df57ae67630f3dd92", kill_on_drop: false }` [INFO] [stdout] a1837982442302ce7bbcc70589d0f8272ad575127c5f3d8df57ae67630f3dd92