[INFO] fetching crate waldl 0.2.1...
[INFO] checking waldl-0.2.1 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate waldl 0.2.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate waldl 0.2.1
[INFO] finished tweaking crates.io crate waldl 0.2.1
[INFO] tweaked toml for crates.io crate waldl 0.2.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate waldl 0.2.1 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 waldl 0.2.1 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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+438eb4c1a1c3841523d7f672601e8adbe04cff28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f63030def058b68b064604fbf9f314772dd334c5adaaaa8e51ee959d45f87b09
[INFO] running `Command { std: "docker" "start" "-a" "f63030def058b68b064604fbf9f314772dd334c5adaaaa8e51ee959d45f87b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f63030def058b68b064604fbf9f314772dd334c5adaaaa8e51ee959d45f87b09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f63030def058b68b064604fbf9f314772dd334c5adaaaa8e51ee959d45f87b09", kill_on_drop: false }`
[INFO] [stdout] f63030def058b68b064604fbf9f314772dd334c5adaaaa8e51ee959d45f87b09
[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" "-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] 4d9f25b17aa22db907201bcb3a7e62f7fa9b9a1fb364197efa8b2f2436c3067b
[INFO] running `Command { std: "docker" "start" "-a" "4d9f25b17aa22db907201bcb3a7e62f7fa9b9a1fb364197efa8b2f2436c3067b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling openssl-sys v0.9.80
[INFO] [stderr]     Checking tracing v0.1.37
[INFO] [stderr]     Checking http v0.2.8
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]     Checking idna v0.3.0
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking mio v0.8.5
[INFO] [stderr]     Checking time v0.1.45
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking chrono v0.4.23
[INFO] [stderr]    Compiling tokio-macros v1.8.2
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]     Checking tokio v1.25.0
[INFO] [stderr]     Checking tokio-util v0.7.4
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking h2 v0.3.15
[INFO] [stderr]     Checking hyper v0.14.24
[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-0.14.24/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" "4d9f25b17aa22db907201bcb3a7e62f7fa9b9a1fb364197efa8b2f2436c3067b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d9f25b17aa22db907201bcb3a7e62f7fa9b9a1fb364197efa8b2f2436c3067b", kill_on_drop: false }`
[INFO] [stdout] 4d9f25b17aa22db907201bcb3a7e62f7fa9b9a1fb364197efa8b2f2436c3067b
