[INFO] cloning repository https://github.com/norun9/grep [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/norun9/grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorun9%2Fgrep", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorun9%2Fgrep'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] bbaa63847e8631d389afda6cac2d3d42899a44d0 [INFO] testing norun9/grep against 1.59.0 for beta-1.60-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnorun9%2Fgrep" "/workspace/builds/worker-24/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/norun9/grep on toolchain 1.59.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/norun9/grep [INFO] finished tweaking git repo https://github.com/norun9/grep [INFO] tweaked toml for git repo https://github.com/norun9/grep written to /workspace/builds/worker-24/source/Cargo.toml [INFO] crate git repo https://github.com/norun9/grep already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b36b10b278bc9df872ebc4a8b217e3e6693ccba1830315147004812ddb53a686 [INFO] running `Command { std: "docker" "start" "-a" "b36b10b278bc9df872ebc4a8b217e3e6693ccba1830315147004812ddb53a686", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b36b10b278bc9df872ebc4a8b217e3e6693ccba1830315147004812ddb53a686", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b36b10b278bc9df872ebc4a8b217e3e6693ccba1830315147004812ddb53a686", kill_on_drop: false }` [INFO] [stdout] b36b10b278bc9df872ebc4a8b217e3e6693ccba1830315147004812ddb53a686 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f6177a93ec201bb17a594dcc66c52e0b950a5ea6c90ebc0921a11409254a2a70 [INFO] running `Command { std: "docker" "start" "-a" "f6177a93ec201bb17a594dcc66c52e0b950a5ea6c90ebc0921a11409254a2a70", kill_on_drop: false }` [INFO] [stderr] Compiling grep v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:5:46 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn run(config: Config) -> Result<(), Box> { [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] 5 - pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] 5 + pub fn run(config: Config) -> Result<(), Box> { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0381]: use of possibly-uninitialized variable: `query` [INFO] [stdout] --> src/lib.rs:29:21 [INFO] [stdout] | [INFO] [stdout] 29 | Ok(Config { query, filename }) [INFO] [stdout] | ^^^^^ use of possibly-uninitialized `query` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0381]: use of possibly-uninitialized variable: `filename` [INFO] [stdout] --> src/lib.rs:29:28 [INFO] [stdout] | [INFO] [stdout] 29 | Ok(Config { query, filename }) [INFO] [stdout] | ^^^^^^^^ use of possibly-uninitialized `filename` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing local variable `f` [INFO] [stdout] --> src/lib.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | (&q, &f) [INFO] [stdout] | ^^^^^--^ [INFO] [stdout] | | | [INFO] [stdout] | | `f` is borrowed here [INFO] [stdout] | returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing local variable `q` [INFO] [stdout] --> src/lib.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | (&q, &f) [INFO] [stdout] | ^--^^^^^ [INFO] [stdout] | || [INFO] [stdout] | |`q` is borrowed here [INFO] [stdout] | returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0381, E0515. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0381`. [INFO] [stdout] [INFO] [stderr] error: could not compile `grep` due to 5 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "f6177a93ec201bb17a594dcc66c52e0b950a5ea6c90ebc0921a11409254a2a70", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6177a93ec201bb17a594dcc66c52e0b950a5ea6c90ebc0921a11409254a2a70", kill_on_drop: false }` [INFO] [stdout] f6177a93ec201bb17a594dcc66c52e0b950a5ea6c90ebc0921a11409254a2a70