[INFO] fetching crate relay-sr201 0.2.0... [INFO] checking relay-sr201-0.2.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate relay-sr201 0.2.0 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate relay-sr201 0.2.0 [INFO] finished tweaking crates.io crate relay-sr201 0.2.0 [INFO] tweaked toml for crates.io crate relay-sr201 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate relay-sr201 0.2.0 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 relay-sr201 0.2.0 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-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] 2c42d4d1919868362985ebe5fa339641a08b3f2e514547c86ceaea0ded0e6a81 [INFO] running `Command { std: "docker" "start" "-a" "2c42d4d1919868362985ebe5fa339641a08b3f2e514547c86ceaea0ded0e6a81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2c42d4d1919868362985ebe5fa339641a08b3f2e514547c86ceaea0ded0e6a81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2c42d4d1919868362985ebe5fa339641a08b3f2e514547c86ceaea0ded0e6a81", kill_on_drop: false }` [INFO] [stdout] 2c42d4d1919868362985ebe5fa339641a08b3f2e514547c86ceaea0ded0e6a81 [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] 5ae5c3fc7d438ebee33115ec3d5a96456285bc4a1db914d07fcf5843d27a5f81 [INFO] running `Command { std: "docker" "start" "-a" "5ae5c3fc7d438ebee33115ec3d5a96456285bc4a1db914d07fcf5843d27a5f81", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling version_check v0.9.1 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Compiling libc v0.2.67 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling unicode-segmentation v1.6.0 [INFO] [stderr] Checking unicode-width v0.1.7 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking regex-syntax v0.6.17 [INFO] [stderr] Checking thread_local v1.0.1 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling proc-macro-error-attr v0.4.11 [INFO] [stderr] Compiling proc-macro-error v0.4.11 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Checking aho-corasick v0.7.10 [INFO] [stderr] Compiling quote v1.0.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking regex v1.3.5 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling structopt-derive v0.4.4 [INFO] [stderr] Checking structopt v0.3.11 [INFO] [stderr] Checking relay-sr201 v0.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:26:39 [INFO] [stdout] | [INFO] [stdout] 26 | Error::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:27:46 [INFO] [stdout] | [INFO] [stdout] 27 | Error::Utf8Error(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `check_resp` is never read [INFO] [stdout] --> src/config.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Config { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 11 | check_resp: bool, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` 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] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:26:39 [INFO] [stdout] | [INFO] [stdout] 26 | Error::Io(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:27:46 [INFO] [stdout] | [INFO] [stdout] 27 | Error::Utf8Error(ref err) => err.description(), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `check_resp` is never read [INFO] [stdout] --> src/config.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct Config { [INFO] [stdout] | ------ field in this struct [INFO] [stdout] ... [INFO] [stdout] 11 | check_resp: bool, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Config` 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] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | / /// Remote address of the SR-201 network device [INFO] [stdout] 10 | | #[structopt(short, long, default_value = "192.168.1.100")] [INFO] [stdout] 11 | | host: 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] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:96:11 [INFO] [stdout] | [INFO] [stdout] 96 | Set { key: String, value: String }, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:96:24 [INFO] [stdout] | [INFO] [stdout] 96 | Set { key: String, value: String }, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:98:11 [INFO] [stdout] | [INFO] [stdout] 98 | Get { key: Vec }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | / /// Remote address of the SR-201 network device [INFO] [stdout] 10 | | #[structopt(short, long, default_value = "192.168.1.100")] [INFO] [stdout] 11 | | host: 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] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:96:11 [INFO] [stdout] | [INFO] [stdout] 96 | Set { key: String, value: String }, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:96:24 [INFO] [stdout] | [INFO] [stdout] 96 | Set { key: String, value: String }, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/main.rs:98:11 [INFO] [stdout] | [INFO] [stdout] 98 | Get { key: Vec }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `relay-sr201` (bin "relay-sr201" test) due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `relay-sr201` (bin "relay-sr201") due to 4 previous errors [INFO] running `Command { std: "docker" "inspect" "5ae5c3fc7d438ebee33115ec3d5a96456285bc4a1db914d07fcf5843d27a5f81", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5ae5c3fc7d438ebee33115ec3d5a96456285bc4a1db914d07fcf5843d27a5f81", kill_on_drop: false }` [INFO] [stdout] 5ae5c3fc7d438ebee33115ec3d5a96456285bc4a1db914d07fcf5843d27a5f81