[INFO] cloning repository https://github.com/carbon-design-system/dsm [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/carbon-design-system/dsm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarbon-design-system%2Fdsm", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarbon-design-system%2Fdsm'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2c4da7d8d15cff55290ebc7555a60689c097e790 [INFO] checking carbon-design-system/dsm against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcarbon-design-system%2Fdsm" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/carbon-design-system/dsm [INFO] finished tweaking git repo https://github.com/carbon-design-system/dsm [INFO] tweaked toml for git repo https://github.com/carbon-design-system/dsm written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/carbon-design-system/dsm 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 git repo https://github.com/carbon-design-system/dsm 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] a59b3ba2591bc5793ae2afb0eb0086cf9294dfec5ffc08ca19359c856e10ab42 [INFO] running `Command { std: "docker" "start" "-a" "a59b3ba2591bc5793ae2afb0eb0086cf9294dfec5ffc08ca19359c856e10ab42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a59b3ba2591bc5793ae2afb0eb0086cf9294dfec5ffc08ca19359c856e10ab42", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a59b3ba2591bc5793ae2afb0eb0086cf9294dfec5ffc08ca19359c856e10ab42", kill_on_drop: false }` [INFO] [stdout] a59b3ba2591bc5793ae2afb0eb0086cf9294dfec5ffc08ca19359c856e10ab42 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 95272a1f24159703f5711cc0f8074261631d60cec1220494bee70da467959e16 [INFO] running `Command { std: "docker" "start" "-a" "95272a1f24159703f5711cc0f8074261631d60cec1220494bee70da467959e16", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling libc v0.2.97 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling serde_derive v1.0.133 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling serde v1.0.133 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling unicode-segmentation v1.8.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking same-file v1.0.6 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Checking walkdir v2.3.2 [INFO] [stderr] Compiling semver v1.0.3 [INFO] [stderr] Checking linked-hash-map v0.5.4 [INFO] [stderr] Compiling serde_json v1.0.74 [INFO] [stderr] Checking thread_local v1.1.3 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling anyhow v1.0.52 [INFO] [stderr] Checking predicates-core v1.0.2 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking treeline v0.1.0 [INFO] [stderr] Checking itertools v0.10.1 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking predicates-tree v1.0.2 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking yaml-rust v0.4.5 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking bstr v0.2.16 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking wait-timeout v0.2.0 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking predicates v2.0.0 [INFO] [stderr] Checking tempfile v3.2.0 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking assert_cmd v2.0.4 [INFO] [stderr] Checking globset v0.4.8 [INFO] [stderr] Checking env_logger v0.9.0 [INFO] [stderr] Checking ignore v0.4.18 [INFO] [stderr] Checking globwalk v0.8.1 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking structopt v0.3.25 [INFO] [stderr] Checking clap-verbosity-flag v0.3.1 [INFO] [stderr] Checking serde_yaml v0.8.23 [INFO] [stderr] Checking carb v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `source` is never read [INFO] [stdout] --> src/config.rs:15:19 [INFO] [stdout] | [INFO] [stdout] 15 | Deserialize { source: serde_yaml::Error }, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `source` is never read [INFO] [stdout] --> src/config.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | Serialize { source: serde_yaml::Error }, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/main.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | / #[structopt(name = "command")] [INFO] [stdout] 30 | | cmd: 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] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/dependency_graph.rs:47:25 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn dependencies(&self, index: NodeIndex) -> Dependencies { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 47 | pub fn dependencies(&self, index: NodeIndex) -> Dependencies<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `carb` (bin "carb") due to 1 previous error; 3 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: value assigned to `source` is never read [INFO] [stdout] --> src/config.rs:15:19 [INFO] [stdout] | [INFO] [stdout] 15 | Deserialize { source: serde_yaml::Error }, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `source` is never read [INFO] [stdout] --> src/config.rs:18:17 [INFO] [stdout] | [INFO] [stdout] 18 | Serialize { source: serde_yaml::Error }, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/main.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 29 | / #[structopt(name = "command")] [INFO] [stdout] 30 | | cmd: 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] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/dependency_graph.rs:47:25 [INFO] [stdout] | [INFO] [stdout] 47 | pub fn dependencies(&self, index: NodeIndex) -> Dependencies { [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 47 | pub fn dependencies(&self, index: NodeIndex) -> Dependencies<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `carb` (bin "carb" test) due to 1 previous error; 3 warnings emitted [INFO] running `Command { std: "docker" "inspect" "95272a1f24159703f5711cc0f8074261631d60cec1220494bee70da467959e16", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "95272a1f24159703f5711cc0f8074261631d60cec1220494bee70da467959e16", kill_on_drop: false }` [INFO] [stdout] 95272a1f24159703f5711cc0f8074261631d60cec1220494bee70da467959e16