[INFO] fetching crate serial-monitor 0.0.7... [INFO] checking serial-monitor-0.0.7 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate serial-monitor 0.0.7 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate serial-monitor 0.0.7 [INFO] finished tweaking crates.io crate serial-monitor 0.0.7 [INFO] tweaked toml for crates.io crate serial-monitor 0.0.7 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate serial-monitor 0.0.7 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 serial-monitor 0.0.7 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] 07194aa9dbe6489a06cd395acb65bb7b800388dbcdc7154096868033c5fe91b8 [INFO] running `Command { std: "docker" "start" "-a" "07194aa9dbe6489a06cd395acb65bb7b800388dbcdc7154096868033c5fe91b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "07194aa9dbe6489a06cd395acb65bb7b800388dbcdc7154096868033c5fe91b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "07194aa9dbe6489a06cd395acb65bb7b800388dbcdc7154096868033c5fe91b8", kill_on_drop: false }` [INFO] [stdout] 07194aa9dbe6489a06cd395acb65bb7b800388dbcdc7154096868033c5fe91b8 [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] 2abf35c666bf2b5fec757d2fe618bd1ae409a49296ff01f57062fba80f2504fe [INFO] running `Command { std: "docker" "start" "-a" "2abf35c666bf2b5fec757d2fe618bd1ae409a49296ff01f57062fba80f2504fe", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Compiling syn v1.0.58 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling memchr v2.3.4 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Checking futures-core v0.3.8 [INFO] [stderr] Compiling quote v1.0.8 [INFO] [stderr] Compiling pkg-config v0.3.19 [INFO] [stderr] Checking futures-sink v0.3.8 [INFO] [stderr] Compiling unicode-segmentation v1.7.1 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling nix v0.17.0 [INFO] [stderr] Checking once_cell v1.5.2 [INFO] [stderr] Compiling libudev-sys v0.1.4 [INFO] [stderr] Checking instant v0.1.9 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking futures-task v0.3.8 [INFO] [stderr] Compiling heck v0.3.2 [INFO] [stderr] Checking futures-channel v0.3.8 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking smallvec v1.6.0 [INFO] [stderr] Checking bytes v0.5.6 [INFO] [stderr] Checking pin-project-lite v0.1.11 [INFO] [stderr] Checking futures-io v0.3.8 [INFO] [stderr] Checking lock_api v0.4.2 [INFO] [stderr] Checking wildmatch v1.0.12 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.37 [INFO] [stderr] Checking signal-hook-registry v1.3.0 [INFO] [stderr] Checking nix v0.14.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking parking_lot_core v0.8.2 [INFO] [stderr] Checking mio v0.7.7 [INFO] [stderr] Checking libudev v0.2.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking parking_lot v0.11.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking signal-hook v0.1.17 [INFO] [stderr] Checking crossterm v0.18.2 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking serialport v3.3.0 [INFO] [stderr] Checking mio-serial v3.3.1 [INFO] [stderr] Compiling pin-project-internal v1.0.3 [INFO] [stderr] Compiling futures-macro v0.3.8 [INFO] [stderr] Compiling tokio-macros v0.2.6 [INFO] [stderr] Compiling structopt-derive v0.4.14 [INFO] [stderr] Compiling strum_macros v0.19.4 [INFO] [stderr] Checking tokio v0.2.24 [INFO] [stderr] Checking strum v0.19.5 [INFO] [stderr] Checking pin-project v1.0.3 [INFO] [stderr] Checking futures-util v0.3.8 [INFO] [stderr] Checking structopt v0.3.21 [INFO] [stderr] Checking futures-executor v0.3.8 [INFO] [stderr] Checking futures v0.3.8 [INFO] [stderr] Checking tokio-serial v4.3.3 [INFO] [stderr] Checking tokio-util v0.3.1 [INFO] [stderr] Checking serial-monitor v0.0.7 (/opt/rustwide/workdir) [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | / /// Filter based on name of port [INFO] [stdout] 29 | | #[structopt(short, long)] [INFO] [stdout] 30 | | port: 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: std::result::Result [INFO] [stdout] --> src/main.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | / /// Filter based on Vendor ID (VID) [INFO] [stdout] 66 | | #[structopt(long)] [INFO] [stdout] 67 | | vid: Option, [INFO] [stdout] | |_______________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/main.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | / /// Filter based on Product ID (PID) [INFO] [stdout] 70 | | #[structopt(long)] [INFO] [stdout] 71 | | pid: Option, [INFO] [stdout] | |_______________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/main.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | / /// Filter based on manufacturer name [INFO] [stdout] 74 | | #[structopt(short, long)] [INFO] [stdout] 75 | | manufacturer: Option, [INFO] [stdout] | |________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/main.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | / /// Filter based on serial number [INFO] [stdout] 78 | | #[structopt(short, long)] [INFO] [stdout] 79 | | serial: Option, [INFO] [stdout] | |__________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/main.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | / /// Filter based on product name [INFO] [stdout] 82 | | #[structopt(long)] [INFO] [stdout] 83 | | product: Option, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `serial-monitor` (bin "serial-monitor") due to 6 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/main.rs:28:5 [INFO] [stdout] | [INFO] [stdout] 28 | / /// Filter based on name of port [INFO] [stdout] 29 | | #[structopt(short, long)] [INFO] [stdout] 30 | | port: 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: std::result::Result [INFO] [stdout] --> src/main.rs:65:5 [INFO] [stdout] | [INFO] [stdout] 65 | / /// Filter based on Vendor ID (VID) [INFO] [stdout] 66 | | #[structopt(long)] [INFO] [stdout] 67 | | vid: Option, [INFO] [stdout] | |_______________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/main.rs:69:5 [INFO] [stdout] | [INFO] [stdout] 69 | / /// Filter based on Product ID (PID) [INFO] [stdout] 70 | | #[structopt(long)] [INFO] [stdout] 71 | | pid: Option, [INFO] [stdout] | |_______________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/main.rs:73:5 [INFO] [stdout] | [INFO] [stdout] 73 | / /// Filter based on manufacturer name [INFO] [stdout] 74 | | #[structopt(short, long)] [INFO] [stdout] 75 | | manufacturer: Option, [INFO] [stdout] | |________________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/main.rs:77:5 [INFO] [stdout] | [INFO] [stdout] 77 | / /// Filter based on serial number [INFO] [stdout] 78 | | #[structopt(short, long)] [INFO] [stdout] 79 | | serial: Option, [INFO] [stdout] | |__________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: std::result::Result [INFO] [stdout] --> src/main.rs:81:5 [INFO] [stdout] | [INFO] [stdout] 81 | / /// Filter based on product name [INFO] [stdout] 82 | | #[structopt(long)] [INFO] [stdout] 83 | | product: Option, [INFO] [stdout] | |___________________________^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `serial-monitor` (bin "serial-monitor" test) due to 6 previous errors [INFO] running `Command { std: "docker" "inspect" "2abf35c666bf2b5fec757d2fe618bd1ae409a49296ff01f57062fba80f2504fe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2abf35c666bf2b5fec757d2fe618bd1ae409a49296ff01f57062fba80f2504fe", kill_on_drop: false }` [INFO] [stdout] 2abf35c666bf2b5fec757d2fe618bd1ae409a49296ff01f57062fba80f2504fe