[INFO] fetching crate bcdown 0.2.2...
[INFO] checking bcdown-0.2.2 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate bcdown 0.2.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate bcdown 0.2.2
[INFO] finished tweaking crates.io crate bcdown 0.2.2
[INFO] tweaked toml for crates.io crate bcdown 0.2.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate bcdown 0.2.2 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] crate crates.io crate bcdown 0.2.2 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3414a9add202d37123214ffb2530c50f88d9a076265a368909f98bac1eeebeac
[INFO] running `Command { std: "docker" "start" "-a" "3414a9add202d37123214ffb2530c50f88d9a076265a368909f98bac1eeebeac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3414a9add202d37123214ffb2530c50f88d9a076265a368909f98bac1eeebeac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3414a9add202d37123214ffb2530c50f88d9a076265a368909f98bac1eeebeac", kill_on_drop: false }`
[INFO] [stdout] 3414a9add202d37123214ffb2530c50f88d9a076265a368909f98bac1eeebeac
[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" "-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] c09726adb3ff4e0f2693a37d37b78785ae8fef154787055f80248e1fb0bc1dbf
[INFO] running `Command { std: "docker" "start" "-a" "c09726adb3ff4e0f2693a37d37b78785ae8fef154787055f80248e1fb0bc1dbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling serde_derive v1.0.140
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]     Checking bytes v1.2.0
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking tracing-core v0.1.28
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]     Checking weezl v0.1.7
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]    Compiling httparse v1.7.1
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[INFO] [stderr]     Checking tracing v0.1.35
[INFO] [stderr]     Checking gimli v0.26.2
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[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]    Compiling zstd-safe v4.1.6+zstd.1.5.2
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[INFO] [stderr]     Checking digest v0.10.3
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[INFO] [stderr]     Checking png v0.16.8
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking object v0.29.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]     Checking base64ct v1.0.1
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking tiff v0.6.1
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[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling crossbeam-queue v0.3.6
[INFO] [stderr]    Compiling cc v1.0.73
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[INFO] [stderr]     Checking idna v0.2.3
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[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]     Checking hmac v0.12.1
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[INFO] [stderr]     Checking cipher v0.3.0
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[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]     Checking pbkdf2 v0.10.1
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[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling backtrace v0.3.66
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
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[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking checked_int_cast v1.0.0
[INFO] [stderr]     Checking textwrap v0.15.0
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[INFO] [stderr]     Checking paris v1.5.13
[INFO] [stderr]     Checking colorful v0.2.1
[INFO] [stderr]     Checking time v0.3.11
[INFO] [stderr]     Checking clap v3.2.15
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]     Checking bzip2 v0.4.3
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking ctrlc v3.2.2
[INFO] [stderr]     Checking qrcode v0.12.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling enum_dispatch v0.3.8
[INFO] [stderr]     Checking lopdf v0.27.0
[INFO] [stderr]     Checking thiserror v1.0.31
[INFO] [stderr]     Checking zip v0.5.13
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking printpdf v0.5.2
[INFO] [stderr]     Checking tokio-util v0.7.3
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking mustache v0.9.0
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking epub-builder v0.5.0
[INFO] [stderr]     Checking hyper v0.14.20
[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-0.14.20/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] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c09726adb3ff4e0f2693a37d37b78785ae8fef154787055f80248e1fb0bc1dbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c09726adb3ff4e0f2693a37d37b78785ae8fef154787055f80248e1fb0bc1dbf", kill_on_drop: false }`
[INFO] [stdout] c09726adb3ff4e0f2693a37d37b78785ae8fef154787055f80248e1fb0bc1dbf