[INFO] fetching crate areq 0.1.0-alpha4...
[INFO] checking areq-0.1.0-alpha4 against master#cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c for pr-143170
[INFO] extracting crate areq 0.1.0-alpha4 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate areq 0.1.0-alpha4
[INFO] finished tweaking crates.io crate areq 0.1.0-alpha4
[INFO] tweaked toml for crates.io crate areq 0.1.0-alpha4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate areq 0.1.0-alpha4 on toolchain cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate areq 0.1.0-alpha4 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" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded areq-h1 v0.1.0-alpha4
[INFO] [stderr]   Downloaded areq-body v0.1.0-alpha4
[INFO] [stderr]   Downloaded aws-lc-rs v1.12.4
[INFO] [stderr]   Downloaded aws-lc-sys v0.26.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3127cd569ef46d703c98b5e7f13c1a6adb9615bdf68a652b5c8350b50918cf4c
[INFO] running `Command { std: "docker" "start" "-a" "3127cd569ef46d703c98b5e7f13c1a6adb9615bdf68a652b5c8350b50918cf4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3127cd569ef46d703c98b5e7f13c1a6adb9615bdf68a652b5c8350b50918cf4c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3127cd569ef46d703c98b5e7f13c1a6adb9615bdf68a652b5c8350b50918cf4c", kill_on_drop: false }`
[INFO] [stdout] 3127cd569ef46d703c98b5e7f13c1a6adb9615bdf68a652b5c8350b50918cf4c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+cf38b8e663f15db10ce49d7bbce02c99fc3dbc0c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4be48d1c9520253d5392a9aa82aaf0113849878b6763f78067134e535f93ffc6
[INFO] running `Command { std: "docker" "start" "-a" "4be48d1c9520253d5392a9aa82aaf0113849878b6763f78067134e535f93ffc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.17
[INFO] [stderr]     Checking writeable v0.5.5
[INFO] [stderr]     Checking litemap v0.7.5
[INFO] [stderr]     Checking icu_locid_transform_data v1.5.0
[INFO] [stderr]     Checking icu_properties_data v1.5.0
[INFO] [stderr]     Checking icu_normalizer_data v1.5.0
[INFO] [stderr]     Checking write16 v1.0.0
[INFO] [stderr]     Checking smallvec v1.14.0
[INFO] [stderr]     Checking utf16_iter v1.0.5
[INFO] [stderr]     Checking parking v2.2.1
[INFO] [stderr]     Checking fastrand v2.3.0
[INFO] [stderr]     Checking futures-io v0.3.31
[INFO] [stderr]     Checking percent-encoding v2.3.1
[INFO] [stderr]     Checking futures-core v0.3.31
[INFO] [stderr]     Checking bytes v1.10.0
[INFO] [stderr]     Checking itoa v1.0.14
[INFO] [stderr]     Checking futures-lite v2.6.0
[INFO] [stderr]     Checking form_urlencoded v1.2.1
[INFO] [stderr]     Checking http v1.2.0
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking areq-body v0.1.0-alpha4
[INFO] [stderr]    Compiling synstructure v0.13.1
[INFO] [stderr]    Compiling zerovec-derive v0.10.3
[INFO] [stderr]    Compiling displaydoc v0.2.5
[INFO] [stderr]    Compiling icu_provider_macros v1.5.0
[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
[INFO] [stderr]    Compiling yoke-derive v0.7.5
[INFO] [stderr]     Checking zerofrom v0.1.6
[INFO] [stderr]     Checking yoke v0.7.5
[INFO] [stderr]     Checking zerovec v0.10.4
[INFO] [stderr]     Checking tinystr v0.7.6
[INFO] [stderr]     Checking icu_collections v1.5.0
[INFO] [stderr]     Checking icu_locid v1.5.0
[INFO] [stderr]     Checking icu_provider v1.5.0
[INFO] [stderr]     Checking icu_locid_transform v1.5.0
[INFO] [stderr]     Checking icu_properties v1.5.1
[INFO] [stderr]     Checking icu_normalizer v1.5.0
[INFO] [stderr]     Checking idna_adapter v1.2.0
[INFO] [stderr]     Checking idna v1.0.3
[INFO] [stderr]     Checking url v2.5.4
[INFO] [stderr]     Checking areq v0.1.0-alpha4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `Negotiate` is never used
[INFO] [stdout]  --> src/negotiate.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Negotiate {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Select` is never constructed
[INFO] [stdout]   --> src/negotiate.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Select<L, R>(pub L, pub R);
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Negotiate` is never used
[INFO] [stdout]  --> src/negotiate.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub trait Negotiate {
[INFO] [stdout]   |           ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Select` is never constructed
[INFO] [stdout]   --> src/negotiate.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | pub struct Select<L, R>(pub L, pub R);
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.41s
[INFO] running `Command { std: "docker" "inspect" "4be48d1c9520253d5392a9aa82aaf0113849878b6763f78067134e535f93ffc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4be48d1c9520253d5392a9aa82aaf0113849878b6763f78067134e535f93ffc6", kill_on_drop: false }`
[INFO] [stdout] 4be48d1c9520253d5392a9aa82aaf0113849878b6763f78067134e535f93ffc6