[INFO] cloning repository https://github.com/MooncellWiki/mw-job-runner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/MooncellWiki/mw-job-runner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMooncellWiki%2Fmw-job-runner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMooncellWiki%2Fmw-job-runner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 079e3e8f46cc3548b84a0ecc66186bb58f4afcd5
[INFO] checking MooncellWiki/mw-job-runner 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%2FMooncellWiki%2Fmw-job-runner" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/MooncellWiki/mw-job-runner
[INFO] finished tweaking git repo https://github.com/MooncellWiki/mw-job-runner
[INFO] tweaked toml for git repo https://github.com/MooncellWiki/mw-job-runner written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/MooncellWiki/mw-job-runner 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/MooncellWiki/mw-job-runner 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-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] 488a43656318388a72a6b675b53521d18b7395bab0a0070ed19c6491cfc996fc
[INFO] running `Command { std: "docker" "start" "-a" "488a43656318388a72a6b675b53521d18b7395bab0a0070ed19c6491cfc996fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "488a43656318388a72a6b675b53521d18b7395bab0a0070ed19c6491cfc996fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "488a43656318388a72a6b675b53521d18b7395bab0a0070ed19c6491cfc996fc", kill_on_drop: false }`
[INFO] [stdout] 488a43656318388a72a6b675b53521d18b7395bab0a0070ed19c6491cfc996fc
[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] a183df7eb2ee51b996d0189ded3d87480a2c43205cb5e5784d845d5fef004b36
[INFO] running `Command { std: "docker" "start" "-a" "a183df7eb2ee51b996d0189ded3d87480a2c43205cb5e5784d845d5fef004b36", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking num-integer v0.1.45
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]    Compiling sysinfo v0.24.3
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]     Checking indexmap v1.8.2
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking clap_lex v0.2.0
[INFO] [stderr]     Checking tracing-core v0.1.27
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.3
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking rayon-core v1.9.3
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rayon v1.5.3
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking matchers v0.0.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tracing-attributes v0.1.21
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling clap_derive v3.1.18
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking futures-util v0.3.21
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking clap v3.1.18
[INFO] [stderr]     Checking serde v1.0.137
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking tracing-serde v0.1.3
[INFO] [stderr]     Checking serde_json v1.0.81
[INFO] [stderr]     Checking tracing-subscriber v0.2.25
[INFO] [stderr]     Checking mw-job-runner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | /     /// config file path
[INFO] [stdout] 23 | |     #[clap(short, long)]
[INFO] [stdout] 24 | |     config_file: String,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mw-job-runner` (bin "mw-job-runner") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | /     /// config file path
[INFO] [stdout] 23 | |     #[clap(short, long)]
[INFO] [stdout] 24 | |     config_file: String,
[INFO] [stdout]    | |_______________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `mw-job-runner` (bin "mw-job-runner" test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "a183df7eb2ee51b996d0189ded3d87480a2c43205cb5e5784d845d5fef004b36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a183df7eb2ee51b996d0189ded3d87480a2c43205cb5e5784d845d5fef004b36", kill_on_drop: false }`
[INFO] [stdout] a183df7eb2ee51b996d0189ded3d87480a2c43205cb5e5784d845d5fef004b36