[INFO] cloning repository https://github.com/canac/server-room [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/canac/server-room" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcanac%2Fserver-room", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcanac%2Fserver-room'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] ce28192c532c93e86e5ad180a73f1f5ad7ccf5ed [INFO] checking canac/server-room 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%2Fcanac%2Fserver-room" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/canac/server-room [INFO] finished tweaking git repo https://github.com/canac/server-room [INFO] tweaked toml for git repo https://github.com/canac/server-room written to /workspace/builds/worker-1-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/canac/server-room 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/canac/server-room 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] 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] 43383c4fa50a5310bf5d06ac9edd54f47e3966a4ec27f9124bd6fb2a4e1c7a77 [INFO] running `Command { std: "docker" "start" "-a" "43383c4fa50a5310bf5d06ac9edd54f47e3966a4ec27f9124bd6fb2a4e1c7a77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "43383c4fa50a5310bf5d06ac9edd54f47e3966a4ec27f9124bd6fb2a4e1c7a77", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43383c4fa50a5310bf5d06ac9edd54f47e3966a4ec27f9124bd6fb2a4e1c7a77", kill_on_drop: false }` [INFO] [stdout] 43383c4fa50a5310bf5d06ac9edd54f47e3966a4ec27f9124bd6fb2a4e1c7a77 [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] 5d8d7a4f53bb6b8f832ac1a0258dc1dd03095bc06f502ee132f9967a1109260b [INFO] running `Command { std: "docker" "start" "-a" "5d8d7a4f53bb6b8f832ac1a0258dc1dd03095bc06f502ee132f9967a1109260b", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.100 [INFO] [stderr] Compiling syn v1.0.75 [INFO] [stderr] Compiling signal-hook v0.3.10 [INFO] [stderr] Compiling serde_derive v1.0.128 [INFO] [stderr] Compiling serde v1.0.128 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking os_str_bytes v6.3.0 [INFO] [stderr] Checking textwrap v0.15.1 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Checking newline-converter v0.2.0 [INFO] [stderr] Checking once_cell v1.14.0 [INFO] [stderr] Checking unicode-segmentation v1.8.0 [INFO] [stderr] Checking ngrammatic v0.3.2 [INFO] [stderr] Checking clap_lex v0.2.4 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking parking_lot_core v0.8.5 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking dirs-sys v0.3.6 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking colored v2.0.0 [INFO] [stderr] Checking directories v4.0.1 [INFO] [stderr] Checking signal-hook-mio v0.2.1 [INFO] [stderr] Checking crossterm v0.21.0 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Compiling clap_derive v3.2.18 [INFO] [stderr] Checking thiserror v1.0.29 [INFO] [stderr] Checking inquire v0.0.11 [INFO] [stderr] Checking clap v3.2.22 [INFO] [stderr] Checking serde_json v1.0.66 [INFO] [stderr] Checking toml v0.5.8 [INFO] [stderr] Checking server-room v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `existing` is never read [INFO] [stdout] --> src/error.rs:45:40 [INFO] [stdout] | [INFO] [stdout] 45 | DuplicateServerDir { dir: PathBuf, existing: Server }, [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] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | server: 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/cli.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | name: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | server: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | start_script: Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | server: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | name: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | start_script: Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | server: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 84 | server: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `server-room` (bin "server-room" test) due to 9 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: value assigned to `existing` is never read [INFO] [stdout] --> src/error.rs:45:40 [INFO] [stdout] | [INFO] [stdout] 45 | DuplicateServerDir { dir: PathBuf, existing: Server }, [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] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:10:9 [INFO] [stdout] | [INFO] [stdout] 10 | server: 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/cli.rs:13:9 [INFO] [stdout] | [INFO] [stdout] 13 | name: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | server: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | start_script: Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:36:9 [INFO] [stdout] | [INFO] [stdout] 36 | server: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | name: Option, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `server-room` (bin "server-room") due to 9 previous errors; 1 warning emitted [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:62:9 [INFO] [stdout] | [INFO] [stdout] 62 | start_script: Option, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:76:9 [INFO] [stdout] | [INFO] [stdout] 76 | server: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/cli.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 84 | server: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5d8d7a4f53bb6b8f832ac1a0258dc1dd03095bc06f502ee132f9967a1109260b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d8d7a4f53bb6b8f832ac1a0258dc1dd03095bc06f502ee132f9967a1109260b", kill_on_drop: false }` [INFO] [stdout] 5d8d7a4f53bb6b8f832ac1a0258dc1dd03095bc06f502ee132f9967a1109260b