[INFO] cloning repository https://github.com/elmiko/camgi.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elmiko/camgi.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felmiko%2Fcamgi.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felmiko%2Fcamgi.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ce624b57e8a33c92fa27feb78bddf9c52f63617c
[INFO] checking elmiko/camgi.rs 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%2Felmiko%2Fcamgi.rs" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/elmiko/camgi.rs
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/elmiko/camgi.rs
[INFO] tweaked toml for git repo https://github.com/elmiko/camgi.rs written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/elmiko/camgi.rs 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/elmiko/camgi.rs 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b263411d66cfff1ceaed1c50b3394dafeca995da0b7d8546c7cf4bb81effef9d
[INFO] running `Command { std: "docker" "start" "-a" "b263411d66cfff1ceaed1c50b3394dafeca995da0b7d8546c7cf4bb81effef9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b263411d66cfff1ceaed1c50b3394dafeca995da0b7d8546c7cf4bb81effef9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b263411d66cfff1ceaed1c50b3394dafeca995da0b7d8546c7cf4bb81effef9d", kill_on_drop: false }`
[INFO] [stdout] b263411d66cfff1ceaed1c50b3394dafeca995da0b7d8546c7cf4bb81effef9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 0f275f89e3f0bed3df42747cd978913b6cd8f307f478a0dc0719b1e93b645ba9
[INFO] running `Command { std: "docker" "start" "-a" "0f275f89e3f0bed3df42747cd978913b6cd8f307f478a0dc0719b1e93b645ba9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.82
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]     Checking generic-array v0.14.7
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking os_str_bytes v6.5.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking arraydeque v0.5.1
[INFO] [stderr]     Checking rustls-pemfile v1.0.2
[INFO] [stderr]     Checking html-builder v0.3.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking parking_lot_core v0.9.8
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]     Checking net2 v0.2.38
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking filetime v0.2.21
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking hashlink v0.8.4
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking xattr v0.2.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking tar v0.4.38
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking headers v0.3.8
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking yaml-rust2 v0.8.0
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking serde_json v1.0.96
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling tokio-macros v2.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling uuid-macro-internal v1.3.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling pin-project-internal v1.1.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking uuid v1.3.4
[INFO] [stderr]     Checking cfb v0.7.3
[INFO] [stderr]    Compiling clap_derive v3.2.25
[INFO] [stderr]     Checking thiserror v1.0.40
[INFO] [stderr]     Checking tungstenite v0.18.0
[INFO] [stderr]     Checking infer v0.9.0
[INFO] [stderr]     Checking pin-project v1.1.0
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking multer v2.1.0
[INFO] [stderr]     Checking tokio-util v0.7.8
[INFO] [stderr]     Checking tokio-stream v0.1.14
[INFO] [stderr]     Checking tokio-tungstenite v0.18.0
[INFO] [stderr]     Checking camgi v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking h2 v0.3.19
[INFO] [stdout] error: this type will no longer be must used: std::result::Result<std::string::String, Infallible>
[INFO] [stdout]   --> src/main.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     path: 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 `camgi` (bin "camgi") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0f275f89e3f0bed3df42747cd978913b6cd8f307f478a0dc0719b1e93b645ba9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f275f89e3f0bed3df42747cd978913b6cd8f307f478a0dc0719b1e93b645ba9", kill_on_drop: false }`
[INFO] [stdout] 0f275f89e3f0bed3df42747cd978913b6cd8f307f478a0dc0719b1e93b645ba9