[INFO] fetching crate bootstub-updater 1.0.0... [INFO] checking bootstub-updater-1.0.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate bootstub-updater 1.0.0 into /workspace/builds/worker-1-tc2/source [INFO] started tweaking crates.io crate bootstub-updater 1.0.0 [INFO] finished tweaking crates.io crate bootstub-updater 1.0.0 [INFO] tweaked toml for crates.io crate bootstub-updater 1.0.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate bootstub-updater 1.0.0 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 bootstub-updater 1.0.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f6d103ad2f8dbe1e4aba7f1d7126f6b2193ff27177bd6bfa76887cc26a3fc382 [INFO] running `Command { std: "docker" "start" "-a" "f6d103ad2f8dbe1e4aba7f1d7126f6b2193ff27177bd6bfa76887cc26a3fc382", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f6d103ad2f8dbe1e4aba7f1d7126f6b2193ff27177bd6bfa76887cc26a3fc382", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f6d103ad2f8dbe1e4aba7f1d7126f6b2193ff27177bd6bfa76887cc26a3fc382", kill_on_drop: false }` [INFO] [stdout] f6d103ad2f8dbe1e4aba7f1d7126f6b2193ff27177bd6bfa76887cc26a3fc382 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ea63939ee15bd4647a3c3ee12167148502012cf6a5b6ae0c39e17619bc094e8d [INFO] running `Command { std: "docker" "start" "-a" "ea63939ee15bd4647a3c3ee12167148502012cf6a5b6ae0c39e17619bc094e8d", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.73 [INFO] [stderr] Compiling proc-macro2 v1.0.19 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.35 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling serde_derive v1.0.115 [INFO] [stderr] Checking unicode-width v0.1.8 [INFO] [stderr] Compiling serde v1.0.115 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking lazycell v1.2.1 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking walkdir v2.3.1 [INFO] [stderr] Checking glob v0.3.0 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking inotify-sys v0.1.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking filetime v0.2.10 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking inotify v0.7.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking mio-extras v2.0.6 [INFO] [stderr] Checking notify v4.0.15 [INFO] [stderr] Compiling structopt-derive v0.4.9 [INFO] [stderr] Checking structopt v0.3.16 [INFO] [stderr] Checking toml v0.5.6 [INFO] [stderr] Checking bootstub-updater v1.0.0 (/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 | / #[structopt( [INFO] [stdout] 22 | | short, [INFO] [stdout] 23 | | long, [INFO] [stdout] 24 | | value_name = "COMMAND", [INFO] [stdout] ... | [INFO] [stdout] 27 | | )] [INFO] [stdout] 28 | | command: 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:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | / #[structopt( [INFO] [stdout] 31 | | short, [INFO] [stdout] 32 | | long, [INFO] [stdout] 33 | | value_name = "NUM", [INFO] [stdout] ... | [INFO] [stdout] 36 | | )] [INFO] [stdout] 37 | | bootnum: Option, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | / #[structopt( [INFO] [stdout] 40 | | short, [INFO] [stdout] 41 | | long, [INFO] [stdout] 42 | | value_name = "FILENAME", [INFO] [stdout] ... | [INFO] [stdout] 45 | | )] [INFO] [stdout] 46 | | format: Option, [INFO] [stdout] | |__________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | / #[structopt( [INFO] [stdout] 49 | | name = "toml", [INFO] [stdout] 50 | | short = "t", [INFO] [stdout] 51 | | long = "toml", [INFO] [stdout] ... | [INFO] [stdout] 55 | | #[serde(skip)] [INFO] [stdout] 56 | | config_location: Option, [INFO] [stdout] | |___________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | / #[structopt( [INFO] [stdout] 59 | | short = "k", [INFO] [stdout] 60 | | long = "kernel-dir", [INFO] [stdout] 61 | | value_name = "PATH", [INFO] [stdout] ... | [INFO] [stdout] 64 | | #[serde(rename = "kernel-dir")] [INFO] [stdout] 65 | | kernel_dir: Option [INFO] [stdout] | |______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | / #[structopt( [INFO] [stdout] 22 | | short, [INFO] [stdout] 23 | | long, [INFO] [stdout] 24 | | value_name = "COMMAND", [INFO] [stdout] ... | [INFO] [stdout] 27 | | )] [INFO] [stdout] 28 | | command: 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:30:5 [INFO] [stdout] | [INFO] [stdout] 30 | / #[structopt( [INFO] [stdout] 31 | | short, [INFO] [stdout] 32 | | long, [INFO] [stdout] 33 | | value_name = "NUM", [INFO] [stdout] ... | [INFO] [stdout] 36 | | )] [INFO] [stdout] 37 | | bootnum: Option, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bootstub-updater` (bin "bootstub-updater") due to 5 previous errors [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:39:5 [INFO] [stdout] | [INFO] [stdout] 39 | / #[structopt( [INFO] [stdout] 40 | | short, [INFO] [stdout] 41 | | long, [INFO] [stdout] 42 | | value_name = "FILENAME", [INFO] [stdout] ... | [INFO] [stdout] 45 | | )] [INFO] [stdout] 46 | | format: Option, [INFO] [stdout] | |__________________________^ [INFO] [stdout] [INFO] [stdout] [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:48:5 [INFO] [stdout] | [INFO] [stdout] 48 | / #[structopt( [INFO] [stdout] 49 | | name = "toml", [INFO] [stdout] 50 | | short = "t", [INFO] [stdout] 51 | | long = "toml", [INFO] [stdout] ... | [INFO] [stdout] 55 | | #[serde(skip)] [INFO] [stdout] 56 | | config_location: Option, [INFO] [stdout] | |___________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:58:5 [INFO] [stdout] | [INFO] [stdout] 58 | / #[structopt( [INFO] [stdout] 59 | | short = "k", [INFO] [stdout] 60 | | long = "kernel-dir", [INFO] [stdout] 61 | | value_name = "PATH", [INFO] [stdout] ... | [INFO] [stdout] 64 | | #[serde(rename = "kernel-dir")] [INFO] [stdout] 65 | | kernel_dir: Option [INFO] [stdout] | |______________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `bootstub-updater` (bin "bootstub-updater" test) due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "ea63939ee15bd4647a3c3ee12167148502012cf6a5b6ae0c39e17619bc094e8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ea63939ee15bd4647a3c3ee12167148502012cf6a5b6ae0c39e17619bc094e8d", kill_on_drop: false }` [INFO] [stdout] ea63939ee15bd4647a3c3ee12167148502012cf6a5b6ae0c39e17619bc094e8d