[INFO] cloning repository https://github.com/hwchen/unproxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hwchen/unproxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhwchen%2Funproxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhwchen%2Funproxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5fa9152fe0d6c35180a1a9d5bae07f889d5e42fb
[INFO] checking hwchen/unproxy against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhwchen%2Funproxy" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hwchen/unproxy on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hwchen/unproxy
[INFO] finished tweaking git repo https://github.com/hwchen/unproxy
[INFO] tweaked toml for git repo https://github.com/hwchen/unproxy written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/hwchen/unproxy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c354b1e00848d03d7770ab0c13b9bc62fc5c326925e1b8f58f274338f44e5209
[INFO] running `Command { std: "docker" "start" "-a" "c354b1e00848d03d7770ab0c13b9bc62fc5c326925e1b8f58f274338f44e5209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c354b1e00848d03d7770ab0c13b9bc62fc5c326925e1b8f58f274338f44e5209", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c354b1e00848d03d7770ab0c13b9bc62fc5c326925e1b8f58f274338f44e5209", kill_on_drop: false }`
[INFO] [stdout] c354b1e00848d03d7770ab0c13b9bc62fc5c326925e1b8f58f274338f44e5209
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdc861865b34f0f55eb24dcad9ac7d25c30e7df02b2dc4c3849b7d84ccc576ea
[INFO] running `Command { std: "docker" "start" "-a" "bdc861865b34f0f55eb24dcad9ac7d25c30e7df02b2dc4c3849b7d84ccc576ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]     Checking fastrand v1.3.3
[INFO] [stderr]     Checking cache-padded v1.1.1
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.25
[INFO] [stderr]     Checking vec-arena v0.5.0
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking event-listener v2.2.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking socket2 v0.3.12
[INFO] [stderr]     Checking concurrent-queue v1.1.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking simple-mutex v1.1.5
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking multitask v0.2.0
[INFO] [stderr]     Checking async-dup v1.2.1
[INFO] [stderr]     Checking futures-lite v0.1.9
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking async-io v0.1.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking async-executor v0.1.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling futures-macro v0.3.1
[INFO] [stderr]     Checking futures-util v0.3.1
[INFO] [stderr]     Checking unproxy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.07s
[INFO] running `Command { std: "docker" "inspect" "bdc861865b34f0f55eb24dcad9ac7d25c30e7df02b2dc4c3849b7d84ccc576ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdc861865b34f0f55eb24dcad9ac7d25c30e7df02b2dc4c3849b7d84ccc576ea", kill_on_drop: false }`
[INFO] [stdout] bdc861865b34f0f55eb24dcad9ac7d25c30e7df02b2dc4c3849b7d84ccc576ea