[INFO] fetching crate camgi 0.9.0...
[INFO] checking camgi-0.9.0 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate camgi 0.9.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate camgi 0.9.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate camgi 0.9.0
[INFO] tweaked toml for crates.io crate camgi 0.9.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate camgi 0.9.0 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 camgi 0.9.0 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] 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] 2ffbe2044624cf2c5d56c075c0a95212edf7668445a11264c9655ac355cfc344
[INFO] running `Command { std: "docker" "start" "-a" "2ffbe2044624cf2c5d56c075c0a95212edf7668445a11264c9655ac355cfc344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ffbe2044624cf2c5d56c075c0a95212edf7668445a11264c9655ac355cfc344", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ffbe2044624cf2c5d56c075c0a95212edf7668445a11264c9655ac355cfc344", kill_on_drop: false }`
[INFO] [stdout] 2ffbe2044624cf2c5d56c075c0a95212edf7668445a11264c9655ac355cfc344
[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] a4ca232844fac986b693a4fcac4cfd1422229c3cec6a14da13a6af3c8bb079f7
[INFO] running `Command { std: "docker" "start" "-a" "a4ca232844fac986b693a4fcac4cfd1422229c3cec6a14da13a6af3c8bb079f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]    Compiling proc-macro2 v1.0.60
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling tokio v1.28.2
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling httparse v1.8.0
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]     Checking percent-encoding v2.3.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking cpufeatures v0.2.7
[INFO] [stderr]     Checking http v0.2.9
[INFO] [stderr]     Checking form_urlencoded v1.2.0
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]     Checking mime v0.3.17
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking os_str_bytes v6.5.1
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking try-lock v0.2.4
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling mime_guess v2.0.4
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking encoding_rs v0.8.32
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]    Compiling syn v2.0.18
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking socket2 v0.4.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking net2 v0.2.38
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking filetime v0.2.21
[INFO] [stderr]     Checking xattr v0.2.3
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking tar v0.4.38
[INFO] [stderr]     Checking inotify v0.7.1
[INFO] [stderr]     Checking idna v0.4.0
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking scoped-tls v1.0.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking html-builder v0.3.0
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking rustls-pemfile v1.0.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking url v2.4.0
[INFO] [stderr]     Checking sha1 v0.10.5
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]     Checking headers v0.3.8
[INFO] [stderr]     Checking notify v4.0.17
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[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 clap_derive v3.2.25
[INFO] [stderr]     Checking uuid v1.3.4
[INFO] [stderr]     Checking cfb v0.7.3
[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 camgi v0.9.0 (/opt/rustwide/workdir)
[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" "a4ca232844fac986b693a4fcac4cfd1422229c3cec6a14da13a6af3c8bb079f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4ca232844fac986b693a4fcac4cfd1422229c3cec6a14da13a6af3c8bb079f7", kill_on_drop: false }`
[INFO] [stdout] a4ca232844fac986b693a4fcac4cfd1422229c3cec6a14da13a6af3c8bb079f7
