[INFO] cloning repository https://github.com/myhgew/rust-client-reqwest
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/myhgew/rust-client-reqwest" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyhgew%2Frust-client-reqwest", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyhgew%2Frust-client-reqwest'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0d574e94183fa97005c3f120597fedad124414e5
[INFO] checking myhgew/rust-client-reqwest against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmyhgew%2Frust-client-reqwest" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/myhgew/rust-client-reqwest on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/myhgew/rust-client-reqwest
[INFO] finished tweaking git repo https://github.com/myhgew/rust-client-reqwest
[INFO] tweaked toml for git repo https://github.com/myhgew/rust-client-reqwest written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/myhgew/rust-client-reqwest already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d4bcd9b9642377268616479b84c735f260dfaef396eeb55883d160c615fa91b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "7d4bcd9b9642377268616479b84c735f260dfaef396eeb55883d160c615fa91b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d4bcd9b9642377268616479b84c735f260dfaef396eeb55883d160c615fa91b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d4bcd9b9642377268616479b84c735f260dfaef396eeb55883d160c615fa91b", kill_on_drop: false }`
[INFO] [stdout] 7d4bcd9b9642377268616479b84c735f260dfaef396eeb55883d160c615fa91b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 90d1d09aa8ad6cbf35e7da9a5e5cf039a52c5a2cf64aef25765de19556063fca
[INFO] running `Command { std: "docker" "start" "-a" "90d1d09aa8ad6cbf35e7da9a5e5cf039a52c5a2cf64aef25765de19556063fca", kill_on_drop: false }`
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]     Checking h2 v0.2.2
[INFO] [stderr]     Checking hyper v0.13.3
[INFO] [stderr]     Checking serde v1.0.105
[INFO] [stderr]     Checking hyper-tls v0.4.1
[INFO] [stderr]     Checking serde_urlencoded v0.6.1
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking reqwest v0.10.4
[INFO] [stderr]     Checking rust-client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `blocking`
[INFO] [stdout]   --> src/main.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn blocking() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `blocking`
[INFO] [stdout]   --> src/main.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn blocking() -> Result<(), Box<dyn std::error::Error>> {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.67s
[INFO] running `Command { std: "docker" "inspect" "90d1d09aa8ad6cbf35e7da9a5e5cf039a52c5a2cf64aef25765de19556063fca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90d1d09aa8ad6cbf35e7da9a5e5cf039a52c5a2cf64aef25765de19556063fca", kill_on_drop: false }`
[INFO] [stdout] 90d1d09aa8ad6cbf35e7da9a5e5cf039a52c5a2cf64aef25765de19556063fca