[INFO] cloning repository https://github.com/dlesl/reqwest_h2_hang_repro
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dlesl/reqwest_h2_hang_repro" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlesl%2Freqwest_h2_hang_repro", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlesl%2Freqwest_h2_hang_repro'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e33b9c961521c98c7724c298b3ba8fabdcb047ac
[INFO] checking dlesl/reqwest_h2_hang_repro against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdlesl%2Freqwest_h2_hang_repro" "/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/dlesl/reqwest_h2_hang_repro
[INFO] finished tweaking git repo https://github.com/dlesl/reqwest_h2_hang_repro
[INFO] tweaked toml for git repo https://github.com/dlesl/reqwest_h2_hang_repro written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dlesl/reqwest_h2_hang_repro 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/dlesl/reqwest_h2_hang_repro 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] 3a64dec8021bba3700abffa01ad0eedc072e97a4e416cb7fc35934270e3501eb
[INFO] running `Command { std: "docker" "start" "-a" "3a64dec8021bba3700abffa01ad0eedc072e97a4e416cb7fc35934270e3501eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a64dec8021bba3700abffa01ad0eedc072e97a4e416cb7fc35934270e3501eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a64dec8021bba3700abffa01ad0eedc072e97a4e416cb7fc35934270e3501eb", kill_on_drop: false }`
[INFO] [stdout] 3a64dec8021bba3700abffa01ad0eedc072e97a4e416cb7fc35934270e3501eb
[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] 0275c618840bb1ea64c152993ae752bae9bfc9237b1c6512bac551c6ebb9873b
[INFO] running `Command { std: "docker" "start" "-a" "0275c618840bb1ea64c152993ae752bae9bfc9237b1c6512bac551c6ebb9873b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]     Checking tracing-core v0.1.19
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling native-tls v0.2.8
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]     Checking unicode-bidi v0.3.6
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking ipnet v2.3.1
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking openssl-sys v0.9.66
[INFO] [stderr]     Checking socket2 v0.4.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.22.1
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking openssl v0.10.36
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking serde_urlencoded v0.7.0
[INFO] [stderr]     Checking ctrlc v3.2.0
[INFO] [stderr]    Compiling tokio-macros v1.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]     Checking tokio v1.11.0
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking tokio-util v0.6.7
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking h2 v0.3.4
[INFO] [stderr]     Checking hyper v0.14.12
[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-0.14.12/src/proto/h2/mod.rs:449:5
[INFO] [stdout]     |
[INFO] [stdout] 449 |     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" "0275c618840bb1ea64c152993ae752bae9bfc9237b1c6512bac551c6ebb9873b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0275c618840bb1ea64c152993ae752bae9bfc9237b1c6512bac551c6ebb9873b", kill_on_drop: false }`
[INFO] [stdout] 0275c618840bb1ea64c152993ae752bae9bfc9237b1c6512bac551c6ebb9873b