[INFO] fetching crate unar 0.1.2... [INFO] checking unar-0.1.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate unar 0.1.2 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate unar 0.1.2 [INFO] finished tweaking crates.io crate unar 0.1.2 [INFO] tweaked toml for crates.io crate unar 0.1.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate unar 0.1.2 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate unar 0.1.2 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a71314d803aa8c5031c4f2df19e282284c2715209ce5f0cb969856bf44e8bf3f [INFO] running `Command { std: "docker" "start" "-a" "a71314d803aa8c5031c4f2df19e282284c2715209ce5f0cb969856bf44e8bf3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a71314d803aa8c5031c4f2df19e282284c2715209ce5f0cb969856bf44e8bf3f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a71314d803aa8c5031c4f2df19e282284c2715209ce5f0cb969856bf44e8bf3f", kill_on_drop: false }` [INFO] [stdout] a71314d803aa8c5031c4f2df19e282284c2715209ce5f0cb969856bf44e8bf3f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3545203fb2572fe4f6106ad4c75a860020b27d0269802b6aca8c2d62f95d3466 [INFO] running `Command { std: "docker" "start" "-a" "3545203fb2572fe4f6106ad4c75a860020b27d0269802b6aca8c2d62f95d3466", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.26 [INFO] [stderr] Compiling libc v0.2.94 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Checking ar v0.8.0 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking unar v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `ofile` and `files` are never read [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct UnarCli { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | ofile: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | files: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UnarCli` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | / /// Format of generated archive [INFO] [stdout] 9 | | #[structopt(short = "f", long = "format", default_value = "gnu")] [INFO] [stdout] 10 | | format: String, [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | / /// Output archive name [INFO] [stdout] 13 | | #[structopt(short = "o", long = "output", required = true)] [INFO] [stdout] 14 | | ofile: String, [INFO] [stdout] | |_________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `ofile` and `files` are never read [INFO] [stdout] --> src/main.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 7 | struct UnarCli { [INFO] [stdout] | ------- fields in this struct [INFO] [stdout] ... [INFO] [stdout] 14 | ofile: String, [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 18 | files: Vec, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `UnarCli` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | / /// Format of generated archive [INFO] [stdout] 9 | | #[structopt(short = "f", long = "format", default_value = "gnu")] [INFO] [stdout] 10 | | format: String, [INFO] [stdout] | |__________________^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | / /// Output archive name [INFO] [stdout] 13 | | #[structopt(short = "o", long = "output", required = true)] [INFO] [stdout] 14 | | ofile: String, [INFO] [stdout] | |_________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `unar` (bin "unar" test) due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `unar` (bin "unar") due to 2 previous errors; 1 warning emitted [INFO] running `Command { std: "docker" "inspect" "3545203fb2572fe4f6106ad4c75a860020b27d0269802b6aca8c2d62f95d3466", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3545203fb2572fe4f6106ad4c75a860020b27d0269802b6aca8c2d62f95d3466", kill_on_drop: false }` [INFO] [stdout] 3545203fb2572fe4f6106ad4c75a860020b27d0269802b6aca8c2d62f95d3466