[INFO] cloning repository https://github.com/faraazahmad/loop [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/faraazahmad/loop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaraazahmad%2Floop", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaraazahmad%2Floop'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 20193529bd6c77eab44a785f00a7cfc2f73ac08a [INFO] checking faraazahmad/loop against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaraazahmad%2Floop" "/workspace/builds/worker-87/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-87/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/faraazahmad/loop on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/faraazahmad/loop [INFO] finished tweaking git repo https://github.com/faraazahmad/loop [INFO] tweaked toml for git repo https://github.com/faraazahmad/loop written to /workspace/builds/worker-87/source/Cargo.toml [INFO] crate git repo https://github.com/faraazahmad/loop already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded termion v1.5.5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f188c2c34f2db500f4406c8ae455e54c4461f8baf2c429e87832a59117552111 [INFO] running `Command { std: "docker" "start" "-a" "f188c2c34f2db500f4406c8ae455e54c4461f8baf2c429e87832a59117552111", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f188c2c34f2db500f4406c8ae455e54c4461f8baf2c429e87832a59117552111", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f188c2c34f2db500f4406c8ae455e54c4461f8baf2c429e87832a59117552111", kill_on_drop: false }` [INFO] [stdout] f188c2c34f2db500f4406c8ae455e54c4461f8baf2c429e87832a59117552111 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-87/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f4fa6ebd6830b4b57fd9b61a76e502391e096fc3ac25e273a20c7ce39d92cac4 [INFO] running `Command { std: "docker" "start" "-a" "f4fa6ebd6830b4b57fd9b61a76e502391e096fc3ac25e273a20c7ce39d92cac4", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.68 [INFO] [stderr] Checking numtoa v0.1.0 [INFO] [stderr] Checking unicode-segmentation v1.6.0 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking loop v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/document.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut x = after.x; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_color` [INFO] [stdout] --> src/highlighting.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | fn to_color(&self) -> impl color::Color { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/editor.rs:441:12 [INFO] [stdout] | [INFO] [stdout] 441 | panic!(e); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 441 | panic!("{}", e); [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 441 | std::panic::panic_any(e); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/document.rs:113:13 [INFO] [stdout] | [INFO] [stdout] 113 | let mut x = after.x; [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `to_color` [INFO] [stdout] --> src/highlighting.rs:9:8 [INFO] [stdout] | [INFO] [stdout] 9 | fn to_color(&self) -> impl color::Color { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/editor.rs:441:12 [INFO] [stdout] | [INFO] [stdout] 441 | panic!(e); [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 441 | panic!("{}", e); [INFO] [stdout] | +++++ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 441 | std::panic::panic_any(e); [INFO] [stdout] | ~~~~~~~~~~~~~~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 35.52s [INFO] running `Command { std: "docker" "inspect" "f4fa6ebd6830b4b57fd9b61a76e502391e096fc3ac25e273a20c7ce39d92cac4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4fa6ebd6830b4b57fd9b61a76e502391e096fc3ac25e273a20c7ce39d92cac4", kill_on_drop: false }` [INFO] [stdout] f4fa6ebd6830b4b57fd9b61a76e502391e096fc3ac25e273a20c7ce39d92cac4