[INFO] cloning repository https://github.com/aoeixsz4/titm-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/aoeixsz4/titm-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faoeixsz4%2Ftitm-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faoeixsz4%2Ftitm-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 9114c73364e91ceb41d665fae4392fdfdb32a08d [INFO] checking aoeixsz4/titm-rs against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faoeixsz4%2Ftitm-rs" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/aoeixsz4/titm-rs on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/aoeixsz4/titm-rs [INFO] finished tweaking git repo https://github.com/aoeixsz4/titm-rs [INFO] tweaked toml for git repo https://github.com/aoeixsz4/titm-rs written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/aoeixsz4/titm-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded utf8parse v0.1.1 [INFO] [stderr] Downloaded static_assertions v0.3.4 [INFO] [stderr] Downloaded arraydeque v0.4.5 [INFO] [stderr] Downloaded cc v1.0.62 [INFO] [stderr] Downloaded terminal-emulator v0.1.0 [INFO] [stderr] Downloaded vte v0.3.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f32864dd60a636a82461503368a4d1b40f6726b72e841832379915df2a58047d [INFO] running `Command { std: "docker" "start" "-a" "f32864dd60a636a82461503368a4d1b40f6726b72e841832379915df2a58047d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f32864dd60a636a82461503368a4d1b40f6726b72e841832379915df2a58047d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f32864dd60a636a82461503368a4d1b40f6726b72e841832379915df2a58047d", kill_on_drop: false }` [INFO] [stdout] f32864dd60a636a82461503368a4d1b40f6726b72e841832379915df2a58047d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 143ed96cd9e48e9e1c9d0cf36e40178ff46a4613b7cc433ac43c9f9385ac2d55 [INFO] running `Command { std: "docker" "start" "-a" "143ed96cd9e48e9e1c9d0cf36e40178ff46a4613b7cc433ac43c9f9385ac2d55", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Compiling arraydeque v0.4.5 [INFO] [stderr] Checking utf8parse v0.1.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Checking static_assertions v0.3.4 [INFO] [stderr] Checking vte v0.3.3 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking terminal-emulator v0.1.0 [INFO] [stderr] Checking nix v0.19.0 [INFO] [stderr] Checking termion v1.5.5 [INFO] [stderr] Checking titm v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:70:10 [INFO] [stdout] | [INFO] [stdout] 70 | Wand(&'a str), [INFO] [stdout] | ---- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 70 | Wand(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | Strange(&'a str) [INFO] [stdout] | ------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 71 | Strange(()) [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/main.rs:95:18 [INFO] [stdout] | [INFO] [stdout] 95 | for bytes in buf.rsplitn(10, |c| *c == b'\x1b') [INFO] [stdout] | __________________^ [INFO] [stdout] 96 | | .find(|s| s.len() >= 5 && &s[0..5] == "[0;1m".as_bytes()) { [INFO] [stdout] | |_________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 95 | while let Some(bytes) = buf.rsplitn(10, |c| *c == b'\x1b') [INFO] [stdout] | ~~~~~~~~~~~~~~~ ~~~ [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 95 | if let Some(bytes) = buf.rsplitn(10, |c| *c == b'\x1b') [INFO] [stdout] | ~~~~~~~~~~~~ ~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:70:10 [INFO] [stdout] | [INFO] [stdout] 70 | Wand(&'a str), [INFO] [stdout] | ---- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 70 | Wand(()), [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `0` is never read [INFO] [stdout] --> src/main.rs:71:13 [INFO] [stdout] | [INFO] [stdout] 71 | Strange(&'a str) [INFO] [stdout] | ------- ^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | field in this variant [INFO] [stdout] | [INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field [INFO] [stdout] | [INFO] [stdout] 71 | Strange(()) [INFO] [stdout] | ~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: for loop over an `Option`. This is more readably written as an `if let` statement [INFO] [stdout] --> src/main.rs:95:18 [INFO] [stdout] | [INFO] [stdout] 95 | for bytes in buf.rsplitn(10, |c| *c == b'\x1b') [INFO] [stdout] | __________________^ [INFO] [stdout] 96 | | .find(|s| s.len() >= 5 && &s[0..5] == "[0;1m".as_bytes()) { [INFO] [stdout] | |_________________________________________________________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(for_loops_over_fallibles)]` on by default [INFO] [stdout] help: to check pattern in a loop use `while let` [INFO] [stdout] | [INFO] [stdout] 95 | while let Some(bytes) = buf.rsplitn(10, |c| *c == b'\x1b') [INFO] [stdout] | ~~~~~~~~~~~~~~~ ~~~ [INFO] [stdout] help: consider using `if let` to clear intent [INFO] [stdout] | [INFO] [stdout] 95 | if let Some(bytes) = buf.rsplitn(10, |c| *c == b'\x1b') [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` profile [unoptimized + debuginfo] target(s) in 7.05s [INFO] running `Command { std: "docker" "inspect" "143ed96cd9e48e9e1c9d0cf36e40178ff46a4613b7cc433ac43c9f9385ac2d55", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "143ed96cd9e48e9e1c9d0cf36e40178ff46a4613b7cc433ac43c9f9385ac2d55", kill_on_drop: false }` [INFO] [stdout] 143ed96cd9e48e9e1c9d0cf36e40178ff46a4613b7cc433ac43c9f9385ac2d55