[INFO] fetching crate termchan 0.2.0...
[INFO] checking termchan-0.2.0 against try#438eb4c1a1c3841523d7f672601e8adbe04cff28 for pr-147589-1
[INFO] extracting crate termchan 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate termchan 0.2.0
[INFO] finished tweaking crates.io crate termchan 0.2.0
[INFO] tweaked toml for crates.io crate termchan 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate termchan 0.2.0 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 termchan 0.2.0 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 983f516ae9a7547508d32953e81dcca81f2911b221b3515e3c7ec16abcfd53dd
[INFO] running `Command { std: "docker" "start" "-a" "983f516ae9a7547508d32953e81dcca81f2911b221b3515e3c7ec16abcfd53dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "983f516ae9a7547508d32953e81dcca81f2911b221b3515e3c7ec16abcfd53dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "983f516ae9a7547508d32953e81dcca81f2911b221b3515e3c7ec16abcfd53dd", kill_on_drop: false }`
[INFO] [stdout] 983f516ae9a7547508d32953e81dcca81f2911b221b3515e3c7ec16abcfd53dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] aafd4d28cffb34a410df3c5ee135a8502cfa3fb5b3a4ee764ad958dfe2b53f6b
[INFO] running `Command { std: "docker" "start" "-a" "aafd4d28cffb34a410df3c5ee135a8502cfa3fb5b3a4ee764ad958dfe2b53f6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.124
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking once_cell v1.10.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling openssl-sys v0.9.72
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking tracing-core v0.1.26
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking tinyvec v1.5.1
[INFO] [stderr]    Compiling indexmap v1.8.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]     Checking unicode-bidi v0.3.7
[INFO] [stderr]    Compiling const_fn v0.4.9
[INFO] [stderr]    Compiling openssl v0.10.38
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]     Checking http v0.2.6
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling httparse v1.7.0
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling cookie v0.15.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking psl-types v2.0.10
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking miniz_oxide v0.5.1
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling cookie v0.16.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking num_threads v0.1.5
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking linked-hash-map v0.5.4
[INFO] [stderr]    Compiling anyhow v1.0.57
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking flate2 v1.0.23
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking publicsuffix v2.1.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking http-body v0.4.4
[INFO] [stderr]     Checking tracing-subscriber v0.3.11
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]    Compiling chrono-tz-build v0.0.2
[INFO] [stderr]    Compiling chrono-tz v0.6.1
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking tracing v0.1.34
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking tokio-util v0.7.1
[INFO] [stderr]     Checking tokio-native-tls v0.3.0
[INFO] [stderr]     Checking tokio-socks v0.5.1
[INFO] [stderr]     Checking async-compression v0.3.12
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking h2 v0.3.13
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking hyper v0.14.18
[INFO] [stderr]     Checking cookie_store v0.15.1
[INFO] [stderr]     Checking cookie_store v0.16.0
[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-0.14.18/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" "aafd4d28cffb34a410df3c5ee135a8502cfa3fb5b3a4ee764ad958dfe2b53f6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aafd4d28cffb34a410df3c5ee135a8502cfa3fb5b3a4ee764ad958dfe2b53f6b", kill_on_drop: false }`
[INFO] [stdout] aafd4d28cffb34a410df3c5ee135a8502cfa3fb5b3a4ee764ad958dfe2b53f6b