[INFO] cloning repository https://github.com/sgpthomas/egg-stats
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sgpthomas/egg-stats" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgpthomas%2Fegg-stats", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsgpthomas%2Fegg-stats'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 43036103bb35e3ec1a316107231f2146c11c1974
[INFO] checking sgpthomas/egg-stats 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%2Fsgpthomas%2Fegg-stats" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/sgpthomas/egg-stats
[INFO] finished tweaking git repo https://github.com/sgpthomas/egg-stats
[INFO] tweaked toml for git repo https://github.com/sgpthomas/egg-stats written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/sgpthomas/egg-stats 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/sgpthomas/egg-stats 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] e6006e6fbfa3db20c69d3d2cdd4837c4166ed956770f863e7fb55c5a33ba73cf
[INFO] running `Command { std: "docker" "start" "-a" "e6006e6fbfa3db20c69d3d2cdd4837c4166ed956770f863e7fb55c5a33ba73cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e6006e6fbfa3db20c69d3d2cdd4837c4166ed956770f863e7fb55c5a33ba73cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6006e6fbfa3db20c69d3d2cdd4837c4166ed956770f863e7fb55c5a33ba73cf", kill_on_drop: false }`
[INFO] [stdout] e6006e6fbfa3db20c69d3d2cdd4837c4166ed956770f863e7fb55c5a33ba73cf
[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] d2bae43f0f9b492a22022c3b6d81b338d97ee5c03098c607fb4fb38222cf3087
[INFO] running `Command { std: "docker" "start" "-a" "d2bae43f0f9b492a22022c3b6d81b338d97ee5c03098c607fb4fb38222cf3087", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.7.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling unicase v2.7.0
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]     Checking sha1 v0.10.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]     Checking http v1.1.0
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking socket2 v0.5.7
[INFO] [stderr]     Checking mio v1.0.2
[INFO] [stderr]    Compiling mime_guess v2.0.5
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling multer v2.1.0
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking instant v0.1.13
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]     Checking symbolic_expressions v5.0.3
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling include_dir_macros v0.7.4
[INFO] [stderr]     Checking headers v0.3.9
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking symbol_table v0.2.0
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking crossbeam-channel v0.5.13
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking filetime v0.2.25
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking include_dir v0.7.4
[INFO] [stderr]     Checking webbrowser v1.0.2
[INFO] [stderr]     Checking itertools v0.13.0
[INFO] [stderr]     Checking notify v6.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling thiserror-impl v1.0.63
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]     Checking tokio v1.40.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking thiserror v1.0.63
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]     Checking egg v0.9.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking egg-stats v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tungstenite v0.21.0
[INFO] [stdout] error: this type will no longer be must used: Result<egg::Symbol, Infallible>
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout]  6 | / define_language! {
[INFO] [stdout]  7 | |     enum SimpleLanguage {
[INFO] [stdout]  8 | |         Num(i32),
[INFO] [stdout]  9 | |         "+" = Add([Id; 2]),
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]    = note: this error originates in the macro `$crate::__define_language` which comes from the expansion of the macro `define_language` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<egg::Symbol, Infallible>
[INFO] [stdout]   --> examples/simple.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout]  6 | / define_language! {
[INFO] [stdout]  7 | |     enum SimpleLanguage {
[INFO] [stdout]  8 | |         Num(i32),
[INFO] [stdout]  9 | |         "+" = Add([Id; 2]),
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `$crate::__define_language` which comes from the expansion of the macro `define_language` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `egg-stats` (example "simple") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d2bae43f0f9b492a22022c3b6d81b338d97ee5c03098c607fb4fb38222cf3087", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2bae43f0f9b492a22022c3b6d81b338d97ee5c03098c607fb4fb38222cf3087", kill_on_drop: false }`
[INFO] [stdout] d2bae43f0f9b492a22022c3b6d81b338d97ee5c03098c607fb4fb38222cf3087