[INFO] fetching crate frob-brightness 0.1.2... [INFO] testing frob-brightness-0.1.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7 [INFO] extracting crate frob-brightness 0.1.2 into /workspace/builds/worker-3-tc1/source [INFO] started tweaking crates.io crate frob-brightness 0.1.2 [INFO] finished tweaking crates.io crate frob-brightness 0.1.2 [INFO] tweaked toml for crates.io crate frob-brightness 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate frob-brightness 0.1.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate frob-brightness 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded unicode-ident v1.0.0 [INFO] [stderr] Downloaded fauxpas v1.0.51 [INFO] [stderr] Downloaded dbus v0.9.5 [INFO] [stderr] Downloaded syn v1.0.95 [INFO] [stderr] Downloaded libdbus-sys v0.2.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] ad163cb8b21250f0d5906cd54c69dc0cafe616b79e97a5e38fd714b2714a6f6d [INFO] running `Command { std: "docker" "start" "-a" "ad163cb8b21250f0d5906cd54c69dc0cafe616b79e97a5e38fd714b2714a6f6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "ad163cb8b21250f0d5906cd54c69dc0cafe616b79e97a5e38fd714b2714a6f6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad163cb8b21250f0d5906cd54c69dc0cafe616b79e97a5e38fd714b2714a6f6d", kill_on_drop: false }` [INFO] [stdout] ad163cb8b21250f0d5906cd54c69dc0cafe616b79e97a5e38fd714b2714a6f6d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4850b8234cfb93f4311172883d4bc68db2305fd5e9dde64f28ef428dfd722bce [INFO] running `Command { std: "docker" "start" "-a" "4850b8234cfb93f4311172883d4bc68db2305fd5e9dde64f28ef428dfd722bce", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling syn v1.0.95 [INFO] [stderr] Compiling anyhow v1.0.57 [INFO] [stderr] Compiling libdbus-sys v0.2.2 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Compiling fauxpas v1.0.51 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling dbus v0.9.5 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling structopt v0.3.26 [INFO] [stderr] Compiling frob-brightness v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `path` is never read [INFO] [stdout] --> src/lib.rs:159:5 [INFO] [stdout] | [INFO] [stdout] 158 | struct BacklightInfo { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 159 | path: PathBuf, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BacklightInfo` 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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.73s [INFO] running `Command { std: "docker" "inspect" "4850b8234cfb93f4311172883d4bc68db2305fd5e9dde64f28ef428dfd722bce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4850b8234cfb93f4311172883d4bc68db2305fd5e9dde64f28ef428dfd722bce", kill_on_drop: false }` [INFO] [stdout] 4850b8234cfb93f4311172883d4bc68db2305fd5e9dde64f28ef428dfd722bce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0e236c422d595ae7e2f6be8b85e209cae2cea35f922163bfe399bbbd9af813a3 [INFO] running `Command { std: "docker" "start" "-a" "0e236c422d595ae7e2f6be8b85e209cae2cea35f922163bfe399bbbd9af813a3", kill_on_drop: false }` [INFO] [stdout] warning: field `path` is never read [INFO] [stdout] --> src/lib.rs:159:5 [INFO] [stdout] | [INFO] [stdout] 158 | struct BacklightInfo { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 159 | path: PathBuf, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BacklightInfo` 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] [stderr] Compiling frob-brightness v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `path` is never read [INFO] [stdout] --> src/lib.rs:159:5 [INFO] [stdout] | [INFO] [stdout] 158 | struct BacklightInfo { [INFO] [stdout] | ------------- field in this struct [INFO] [stdout] 159 | path: PathBuf, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `BacklightInfo` 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] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s [INFO] running `Command { std: "docker" "inspect" "0e236c422d595ae7e2f6be8b85e209cae2cea35f922163bfe399bbbd9af813a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0e236c422d595ae7e2f6be8b85e209cae2cea35f922163bfe399bbbd9af813a3", kill_on_drop: false }` [INFO] [stdout] 0e236c422d595ae7e2f6be8b85e209cae2cea35f922163bfe399bbbd9af813a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3f8d35f4d37f27dc2c8c1e76a3fd9178afb7c59b3a44e2f97924ee2e889c6d21 [INFO] running `Command { std: "docker" "start" "-a" "3f8d35f4d37f27dc2c8c1e76a3fd9178afb7c59b3a44e2f97924ee2e889c6d21", kill_on_drop: false }` [INFO] [stderr] warning: field `path` is never read [INFO] [stderr] --> src/lib.rs:159:5 [INFO] [stderr] | [INFO] [stderr] 158 | struct BacklightInfo { [INFO] [stderr] | ------------- field in this struct [INFO] [stderr] 159 | path: PathBuf, [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `BacklightInfo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `frob-brightness` (lib) generated 1 warning [INFO] [stderr] warning: `frob-brightness` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/frob_brightness-8d93bfd7a3341a3e) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/frob_brightness-8011fd5954d4f45f) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests frob_brightness [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3f8d35f4d37f27dc2c8c1e76a3fd9178afb7c59b3a44e2f97924ee2e889c6d21", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3f8d35f4d37f27dc2c8c1e76a3fd9178afb7c59b3a44e2f97924ee2e889c6d21", kill_on_drop: false }` [INFO] [stdout] 3f8d35f4d37f27dc2c8c1e76a3fd9178afb7c59b3a44e2f97924ee2e889c6d21