[INFO] cloning repository https://github.com/Ex-32/ferris-finder
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ex-32/ferris-finder" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEx-32%2Fferris-finder", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEx-32%2Fferris-finder'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7997e167d85215d110c1c388dde0d4e1768066a
[INFO] checking Ex-32/ferris-finder against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEx-32%2Fferris-finder" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ex-32/ferris-finder
[INFO] finished tweaking git repo https://github.com/Ex-32/ferris-finder
[INFO] tweaked toml for git repo https://github.com/Ex-32/ferris-finder written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ex-32/ferris-finder on toolchain 438eb4c1a1c3841523d7f672601e8adbe04cff28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ex-32/ferris-finder 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" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 644b6012c054ec5fd8bc2dd3bcedc54e58c921479b266aafc787209068fc443f
[INFO] running `Command { std: "docker" "start" "-a" "644b6012c054ec5fd8bc2dd3bcedc54e58c921479b266aafc787209068fc443f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "644b6012c054ec5fd8bc2dd3bcedc54e58c921479b266aafc787209068fc443f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644b6012c054ec5fd8bc2dd3bcedc54e58c921479b266aafc787209068fc443f", kill_on_drop: false }`
[INFO] [stdout] 644b6012c054ec5fd8bc2dd3bcedc54e58c921479b266aafc787209068fc443f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 45db2d4fdd8d09849d02fa9f0be6b4313c55fa2b5d25f2c371c96edfb39b26a1
[INFO] running `Command { std: "docker" "start" "-a" "45db2d4fdd8d09849d02fa9f0be6b4313c55fa2b5d25f2c371c96edfb39b26a1", kill_on_drop: false }`
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking smallvec v1.8.1
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking parking_lot_core v0.9.3
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling serde v1.0.138
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking hashbrown v0.12.1
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking tracing-subscriber v0.3.15
[INFO] [stderr]    Compiling eyre v0.6.8
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking object v0.30.3
[INFO] [stderr]     Checking tower-service v0.3.2
[INFO] [stderr]     Checking indenter v0.3.3
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking httpdate v1.0.2
[INFO] [stderr]     Checking owo-colors v3.5.0
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking tracing-error v0.2.0
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking color-spantrace v0.2.0
[INFO] [stderr]     Checking ipnet v2.5.0
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking tui v0.19.0
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking directories v5.0.1
[INFO] [stderr]     Checking crossterm v0.26.1
[INFO] [stderr]     Checking fuzzy-matcher v0.3.7
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking color-eyre v0.6.2
[INFO] [stderr]     Checking hyper v0.14.19
[INFO] [stdout] error: zero-sized fields in `repr(transparent)` cannot contain external non-exhaustive types
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hyper-0.14.19/src/proto/h2/mod.rs:452:5
[INFO] [stdout]     |
[INFO] [stdout] 452 |     impossible: Impossible,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this field contains `Impossible`, which is not inhabited, and makes it not a breaking change to become non-zero-sized in the future.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hyper` (lib) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "45db2d4fdd8d09849d02fa9f0be6b4313c55fa2b5d25f2c371c96edfb39b26a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45db2d4fdd8d09849d02fa9f0be6b4313c55fa2b5d25f2c371c96edfb39b26a1", kill_on_drop: false }`
[INFO] [stdout] 45db2d4fdd8d09849d02fa9f0be6b4313c55fa2b5d25f2c371c96edfb39b26a1