[INFO] cloning repository https://github.com/jayschauer/rust-book-exercises
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jayschauer/rust-book-exercises" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayschauer%2Frust-book-exercises", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayschauer%2Frust-book-exercises'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a81f779af6b5d5dca39412255ff521f3da9fe69
[INFO] checking jayschauer/rust-book-exercises against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjayschauer%2Frust-book-exercises" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/jayschauer/rust-book-exercises
[INFO] finished tweaking git repo https://github.com/jayschauer/rust-book-exercises
[INFO] tweaked toml for git repo https://github.com/jayschauer/rust-book-exercises written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/jayschauer/rust-book-exercises 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/jayschauer/rust-book-exercises 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] 32c8507fec8a27ca21f03a102c7799ed42d8303aafa63cba23b222c8541e2de8
[INFO] running `Command { std: "docker" "start" "-a" "32c8507fec8a27ca21f03a102c7799ed42d8303aafa63cba23b222c8541e2de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32c8507fec8a27ca21f03a102c7799ed42d8303aafa63cba23b222c8541e2de8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32c8507fec8a27ca21f03a102c7799ed42d8303aafa63cba23b222c8541e2de8", kill_on_drop: false }`
[INFO] [stdout] 32c8507fec8a27ca21f03a102c7799ed42d8303aafa63cba23b222c8541e2de8
[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] b1670b63935dc0e0e7e7d91e5ba7b55d730488e882234207a8dfa79e3b263f81
[INFO] running `Command { std: "docker" "start" "-a" "b1670b63935dc0e0e7e7d91e5ba7b55d730488e882234207a8dfa79e3b263f81", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling siphasher v1.0.1
[INFO] [stderr]    Compiling find-msvc-tools v0.1.0
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking bitflags v2.9.4
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.6
[INFO] [stderr]     Checking hashbrown v0.15.5
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking dtoa v1.0.10
[INFO] [stderr]    Compiling ahash v0.8.12
[INFO] [stderr]     Checking phf_shared v0.10.0
[INFO] [stderr]     Checking phf_shared v0.11.3
[INFO] [stderr]     Checking futf v0.1.5
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking form_urlencoded v1.2.2
[INFO] [stderr]     Checking tendril v0.4.3
[INFO] [stderr]     Checking dtoa-short v0.3.5
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking getrandom v0.3.3
[INFO] [stderr]    Compiling cc v1.2.35
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking servo_arc v0.3.0
[INFO] [stderr]     Checking getopts v0.2.24
[INFO] [stderr]     Checking ego-tree v0.6.3
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[INFO] [stderr]     Checking hello_world v0.1.0 (/opt/rustwide/workdir/hello_world)
[INFO] [stderr]     Checking indexmap v2.11.0
[INFO] [stderr]     Checking fibonacci v0.1.0 (/opt/rustwide/workdir/fibonacci)
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking guessing_game v0.1.0 (/opt/rustwide/workdir/guessing_game)
[INFO] [stderr]    Compiling openssl-sys v0.9.109
[INFO] [stderr]    Compiling openssl v0.10.73
[INFO] [stderr]    Compiling native-tls v0.2.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling synstructure v0.13.2
[INFO] [stderr]    Compiling phf_generator v0.11.3
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling zerovec-derive v0.11.1
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling html5ever v0.27.0
[INFO] [stderr]    Compiling cssparser-macros v0.6.1
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[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]    Compiling phf_codegen v0.11.3
[INFO] [stderr]    Compiling string_cache_codegen v0.5.4
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.8.0
[INFO] [stderr]    Compiling phf_macros v0.11.3
[INFO] [stderr]    Compiling selectors v0.25.0
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[INFO] [stderr]     Checking cssparser v0.31.2
[INFO] [stderr]     Checking futures-util v0.3.31
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.8.0
[INFO] [stderr]     Checking zerovec v0.11.4
[INFO] [stderr]     Checking zerotrie v0.2.2
[INFO] [stderr]     Checking tokio-util v0.7.16
[INFO] [stderr]     Checking tokio-stream v0.1.17
[INFO] [stderr]     Checking h2 v0.4.12
[INFO] [stderr]     Checking tinystr v0.8.1
[INFO] [stderr]     Checking potential_utf v0.1.3
[INFO] [stderr]     Checking icu_locale_core v2.0.0
[INFO] [stderr]     Checking icu_collections v2.0.0
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking icu_provider v2.0.0
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking icu_normalizer v2.0.0
[INFO] [stderr]     Checking icu_properties v2.0.1
[INFO] [stderr]     Checking tower v0.5.2
[INFO] [stderr]     Checking futures-executor v0.3.31
[INFO] [stderr]     Checking futures v0.3.31
[INFO] [stderr]     Checking tower-http v0.6.6
[INFO] [stderr]     Checking idna_adapter v1.2.1
[INFO] [stderr]     Checking idna v1.1.0
[INFO] [stderr]     Checking hyper v1.7.0
[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-1.7.0/src/proto/h2/mod.rs:427:5
[INFO] [stdout]     |
[INFO] [stdout] 427 |     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]     Checking string_cache v0.8.9
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking url v2.5.7
[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" "b1670b63935dc0e0e7e7d91e5ba7b55d730488e882234207a8dfa79e3b263f81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1670b63935dc0e0e7e7d91e5ba7b55d730488e882234207a8dfa79e3b263f81", kill_on_drop: false }`
[INFO] [stdout] b1670b63935dc0e0e7e7d91e5ba7b55d730488e882234207a8dfa79e3b263f81
