[INFO] cloning repository https://github.com/jaywunder/sudoku [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jaywunder/sudoku" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaywunder%2Fsudoku", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaywunder%2Fsudoku'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9487c3c6330f8b9b8dd6335965a8997a7b6b9d96 [INFO] checking jaywunder/sudoku against master#b359ccf1b0b7b2d2c1c4932344b806e68bd053a9 for pr-105483 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjaywunder%2Fsudoku" "/workspace/builds/worker-5/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jaywunder/sudoku on toolchain b359ccf1b0b7b2d2c1c4932344b806e68bd053a9 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jaywunder/sudoku [INFO] finished tweaking git repo https://github.com/jaywunder/sudoku [INFO] tweaked toml for git repo https://github.com/jaywunder/sudoku written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/jaywunder/sudoku already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded term_size v0.2.2 [INFO] [stderr] Downloaded clap v2.20.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 12087dbbacc3bab7f8439f086b9617a9e6e3cf6f0b80a0d8fb737da2621713f0 [INFO] running `Command { std: "docker" "start" "-a" "12087dbbacc3bab7f8439f086b9617a9e6e3cf6f0b80a0d8fb737da2621713f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "12087dbbacc3bab7f8439f086b9617a9e6e3cf6f0b80a0d8fb737da2621713f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "12087dbbacc3bab7f8439f086b9617a9e6e3cf6f0b80a0d8fb737da2621713f0", kill_on_drop: false }` [INFO] [stdout] 12087dbbacc3bab7f8439f086b9617a9e6e3cf6f0b80a0d8fb737da2621713f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+b359ccf1b0b7b2d2c1c4932344b806e68bd053a9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ecce54033c64b8b818651c84af76a39341f9969711c8a3f92b22efcfe8090463 [INFO] running `Command { std: "docker" "start" "-a" "ecce54033c64b8b818651c84af76a39341f9969711c8a3f92b22efcfe8090463", kill_on_drop: false }` [INFO] [stderr] Checking libc v0.2.20 [INFO] [stderr] Checking vec_map v0.6.0 [INFO] [stderr] Checking unicode-width v0.1.4 [INFO] [stderr] Checking bitflags v0.7.0 [INFO] [stderr] Checking ansi_term v0.9.0 [INFO] [stderr] Checking unicode-segmentation v1.0.1 [INFO] [stderr] Checking strsim v0.6.0 [INFO] [stderr] Checking byteorder v1.0.0 [INFO] [stderr] Checking rustc-serialize v0.3.22 [INFO] [stderr] Checking memchr v1.0.1 [INFO] [stderr] Checking term_size v0.2.2 [INFO] [stderr] Checking clap v2.20.1 [INFO] [stderr] Checking csv v0.15.0 [INFO] [stderr] Checking sudoku v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/file_io.rs:17:55 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn board_from_file(path: &Path) -> Result { [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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 17 | pub fn board_from_file(path: &Path) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/file_io.rs:54:72 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn board_to_file<'a>(path: &Path, board: &Board) -> Result<(), &'a error::Error> { [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] 54 | pub fn board_to_file<'a>(path: &Path, board: &Board) -> Result<(), &'a dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/file_io.rs:17:55 [INFO] [stdout] | [INFO] [stdout] 17 | pub fn board_from_file(path: &Path) -> Result { [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] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] help: use `dyn` [INFO] [stdout] | [INFO] [stdout] 17 | pub fn board_from_file(path: &Path) -> Result { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/file_io.rs:54:72 [INFO] [stdout] | [INFO] [stdout] 54 | pub fn board_to_file<'a>(path: &Path, board: &Board) -> Result<(), &'a error::Error> { [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] 54 | pub fn board_to_file<'a>(path: &Path, board: &Board) -> Result<(), &'a dyn error::Error> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.71s [INFO] running `Command { std: "docker" "inspect" "ecce54033c64b8b818651c84af76a39341f9969711c8a3f92b22efcfe8090463", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ecce54033c64b8b818651c84af76a39341f9969711c8a3f92b22efcfe8090463", kill_on_drop: false }` [INFO] [stdout] ecce54033c64b8b818651c84af76a39341f9969711c8a3f92b22efcfe8090463