[INFO] fetching crate multilint 0.3.0... [INFO] checking multilint-0.3.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate multilint 0.3.0 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate multilint 0.3.0 [INFO] finished tweaking crates.io crate multilint 0.3.0 [INFO] tweaked toml for crates.io crate multilint 0.3.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate multilint 0.3.0 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 multilint 0.3.0 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] [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-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] f03f2dd2fa52c84f5ca6e217677ddf7d00fb2da51fb269d81ab85872a4718e93 [INFO] running `Command { std: "docker" "start" "-a" "f03f2dd2fa52c84f5ca6e217677ddf7d00fb2da51fb269d81ab85872a4718e93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f03f2dd2fa52c84f5ca6e217677ddf7d00fb2da51fb269d81ab85872a4718e93", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f03f2dd2fa52c84f5ca6e217677ddf7d00fb2da51fb269d81ab85872a4718e93", kill_on_drop: false }` [INFO] [stdout] f03f2dd2fa52c84f5ca6e217677ddf7d00fb2da51fb269d81ab85872a4718e93 [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] c497aee643245fe53bd180bcc823e11088dec296c7ca7fc314fc0c56f74d7fd7 [INFO] running `Command { std: "docker" "start" "-a" "c497aee643245fe53bd180bcc823e11088dec296c7ca7fc314fc0c56f74d7fd7", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.69 [INFO] [stderr] Compiling libc v0.2.150 [INFO] [stderr] Compiling rustix v0.38.21 [INFO] [stderr] Compiling serde v1.0.192 [INFO] [stderr] Checking linux-raw-sys v0.4.11 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Compiling syn v1.0.98 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Compiling typenum v1.16.0 [INFO] [stderr] Checking aho-corasick v1.1.2 [INFO] [stderr] Checking hashbrown v0.14.2 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Compiling unicode-segmentation v1.9.0 [INFO] [stderr] Checking bstr v1.8.0 [INFO] [stderr] Compiling anyhow v1.0.75 [INFO] [stderr] Checking once_cell v1.18.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking winnow v0.5.19 [INFO] [stderr] Compiling serde_json v1.0.108 [INFO] [stderr] Checking cpufeatures v0.2.5 [INFO] [stderr] Checking either v1.9.0 [INFO] [stderr] Checking ryu v1.0.15 [INFO] [stderr] Checking thread_local v1.1.4 [INFO] [stderr] Checking termcolor v1.3.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking home v0.5.5 [INFO] [stderr] Checking itoa v1.0.9 [INFO] [stderr] Checking fastrand v2.0.1 [INFO] [stderr] Checking indexmap v2.1.0 [INFO] [stderr] Compiling quote v1.0.33 [INFO] [stderr] Checking generic-array v0.14.6 [INFO] [stderr] Compiling syn v2.0.39 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking crypto-common v0.1.6 [INFO] [stderr] Checking block-buffer v0.10.3 [INFO] [stderr] Checking digest v0.10.7 [INFO] [stderr] Checking sha2 v0.10.8 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking nix v0.24.3 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking argmax v0.3.1 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking is-terminal v0.4.9 [INFO] [stderr] Checking which v5.0.0 [INFO] [stderr] Checking tempfile v3.8.1 [INFO] [stderr] Checking colored v2.0.4 [INFO] [stderr] Compiling serde_derive v1.0.192 [INFO] [stderr] Compiling test-log v0.2.13 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking globset v0.4.13 [INFO] [stderr] Checking env_logger v0.10.1 [INFO] [stderr] Checking ignore v0.4.20 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Checking toml_datetime v0.6.5 [INFO] [stderr] Checking serde_spanned v0.6.4 [INFO] [stderr] Checking toml_edit v0.21.0 [INFO] [stderr] Checking toml v0.8.8 [INFO] [stderr] Checking multilint v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | / /// Changes the working directory before running [INFO] [stdout] 22 | | #[structopt(short = "C")] [INFO] [stdout] 23 | | pub work_dir: Option, [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:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | / /// Linters to run [INFO] [stdout] 30 | | #[structopt(short, long = "linter")] [INFO] [stdout] 31 | | linters: Option>, [INFO] [stdout] | |________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `multilint` (bin "multilint") due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | / /// Changes the working directory before running [INFO] [stdout] 22 | | #[structopt(short = "C")] [INFO] [stdout] 23 | | pub work_dir: Option, [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:29:5 [INFO] [stdout] | [INFO] [stdout] 29 | / /// Linters to run [INFO] [stdout] 30 | | #[structopt(short, long = "linter")] [INFO] [stdout] 31 | | linters: Option>, [INFO] [stdout] | |________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `multilint` (bin "multilint" test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "c497aee643245fe53bd180bcc823e11088dec296c7ca7fc314fc0c56f74d7fd7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c497aee643245fe53bd180bcc823e11088dec296c7ca7fc314fc0c56f74d7fd7", kill_on_drop: false }` [INFO] [stdout] c497aee643245fe53bd180bcc823e11088dec296c7ca7fc314fc0c56f74d7fd7