[INFO] fetching crate duolingo_rs 0.3.2...
[INFO] checking duolingo_rs-0.3.2 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate duolingo_rs 0.3.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate duolingo_rs 0.3.2
[INFO] finished tweaking crates.io crate duolingo_rs 0.3.2
[INFO] tweaked toml for crates.io crate duolingo_rs 0.3.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate duolingo_rs 0.3.2 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 193 packages to latest compatible versions
[INFO] [stderr]       Adding reqwest v0.11.27 (available: v0.12.24)
[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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 45170c2a1ff91f7dd744c760df122480f2f3cf47e4768acbdf96ce6366c1b8cd
[INFO] running `Command { std: "docker" "start" "-a" "45170c2a1ff91f7dd744c760df122480f2f3cf47e4768acbdf96ce6366c1b8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "45170c2a1ff91f7dd744c760df122480f2f3cf47e4768acbdf96ce6366c1b8cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "45170c2a1ff91f7dd744c760df122480f2f3cf47e4768acbdf96ce6366c1b8cd", kill_on_drop: false }`
[INFO] [stdout] 45170c2a1ff91f7dd744c760df122480f2f3cf47e4768acbdf96ce6366c1b8cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 7029752268cb8443dc905f2faded78dd5f6300824e6a0c3b058185db308cb33f
[INFO] running `Command { std: "docker" "start" "-a" "7029752268cb8443dc905f2faded78dd5f6300824e6a0c3b058185db308cb33f", kill_on_drop: false }`
[INFO] [stderr]     Checking parking_lot_core v0.9.12
[INFO] [stderr]    Compiling cookie v0.17.0
[INFO] [stderr]     Checking openssl v0.10.74
[INFO] [stderr]    Compiling time-macros v0.2.24
[INFO] [stderr]     Checking indexmap v2.12.0
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking unicode-normalization v0.1.24
[INFO] [stderr]     Checking socket2 v0.5.10
[INFO] [stderr]     Checking psl-types v2.0.11
[INFO] [stderr]     Checking unicode-bidi v0.3.18
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking tokio v1.48.0
[INFO] [stderr]     Checking publicsuffix v2.3.0
[INFO] [stderr]     Checking url v2.5.7
[INFO] [stderr]     Checking serde_json v1.0.145
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking encoding_rs v0.8.35
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking time v0.3.44
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]     Checking cookie_store v0.20.0
[INFO] [stderr]     Checking native-tls v0.2.14
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.27
[INFO] [stderr]     Checking hyper v0.14.32
[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-0.14.32/src/proto/h2/mod.rs:451:5
[INFO] [stdout]     |
[INFO] [stdout] 451 |     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" "7029752268cb8443dc905f2faded78dd5f6300824e6a0c3b058185db308cb33f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7029752268cb8443dc905f2faded78dd5f6300824e6a0c3b058185db308cb33f", kill_on_drop: false }`
[INFO] [stdout] 7029752268cb8443dc905f2faded78dd5f6300824e6a0c3b058185db308cb33f
