[INFO] cloning repository https://github.com/3akur6/braille-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/3akur6/braille-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3akur6%2Fbraille-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3akur6%2Fbraille-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 5462389164ab1475a1c2781472d4a99770fa9fc0 [INFO] checking 3akur6/braille-rs/5462389164ab1475a1c2781472d4a99770fa9fc0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F3akur6%2Fbraille-rs" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/3akur6/braille-rs on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/3akur6/braille-rs [INFO] finished tweaking git repo https://github.com/3akur6/braille-rs [INFO] tweaked toml for git repo https://github.com/3akur6/braille-rs written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/3akur6/braille-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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 24a43382a6a7af6244c6bbdfac3079a2a63f831bb0926373d20ed54632011449 [INFO] running `Command { std: "docker" "start" "-a" "24a43382a6a7af6244c6bbdfac3079a2a63f831bb0926373d20ed54632011449", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "24a43382a6a7af6244c6bbdfac3079a2a63f831bb0926373d20ed54632011449", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "24a43382a6a7af6244c6bbdfac3079a2a63f831bb0926373d20ed54632011449", kill_on_drop: false }` [INFO] [stdout] 24a43382a6a7af6244c6bbdfac3079a2a63f831bb0926373d20ed54632011449 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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 -Dtail_expr_drop_order" "-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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f154d2cc9be5091e7f9dcffd9af6c3142b59d0ac705eb7315807aa1a79e59a65 [INFO] running `Command { std: "docker" "start" "-a" "f154d2cc9be5091e7f9dcffd9af6c3142b59d0ac705eb7315807aa1a79e59a65", kill_on_drop: false }` [INFO] [stderr] Checking byteorder v1.4.2 [INFO] [stderr] Checking braille-rs v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated items `from_vec` and `to_vec` are never used [INFO] [stdout] --> src/cluster.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait FrameLike { [INFO] [stdout] | --------- associated items in this trait [INFO] [stdout] ... [INFO] [stdout] 8 | fn from_vec(vec: Vec) -> Self [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | fn to_vec(&self) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_vec` is never used [INFO] [stdout] --> src/cluster.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 40 | impl Frame { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn to_vec(&self) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `gadget` and `msg` are never read [INFO] [stdout] --> src/gadget.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Error { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 16 | gadget: Gadget, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 17 | msg: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_write_like` is never used [INFO] [stdout] --> src/gadget.rs:164:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl Gadget { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 164 | pub fn is_write_like(&self, braille: &mut Braille) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `craft_write_payload` is never used [INFO] [stdout] --> src/payload.rs:106:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl Payload { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 106 | pub fn craft_write_payload( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `from_vec` and `to_vec` are never used [INFO] [stdout] --> src/cluster.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub trait FrameLike { [INFO] [stdout] | --------- associated items in this trait [INFO] [stdout] ... [INFO] [stdout] 8 | fn from_vec(vec: Vec) -> Self [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 15 | fn to_vec(&self) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_vec` is never used [INFO] [stdout] --> src/cluster.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 40 | impl Frame { [INFO] [stdout] | ---------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 49 | pub fn to_vec(&self) -> Vec { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `gadget` and `msg` are never read [INFO] [stdout] --> src/gadget.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 15 | pub struct Error { [INFO] [stdout] | ----- fields in this struct [INFO] [stdout] 16 | gadget: Gadget, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 17 | msg: String, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Error` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_write_like` is never used [INFO] [stdout] --> src/gadget.rs:164:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl Gadget { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 164 | pub fn is_write_like(&self, braille: &mut Braille) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `craft_write_payload` is never used [INFO] [stdout] --> src/payload.rs:106:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl Payload { [INFO] [stdout] | ------------ associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 106 | pub fn craft_write_payload( [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.73s [INFO] running `Command { std: "docker" "inspect" "f154d2cc9be5091e7f9dcffd9af6c3142b59d0ac705eb7315807aa1a79e59a65", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f154d2cc9be5091e7f9dcffd9af6c3142b59d0ac705eb7315807aa1a79e59a65", kill_on_drop: false }` [INFO] [stdout] f154d2cc9be5091e7f9dcffd9af6c3142b59d0ac705eb7315807aa1a79e59a65