[INFO] cloning repository https://github.com/marcan/uhub-proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/marcan/uhub-proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcan%2Fuhub-proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcan%2Fuhub-proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b162ab07579518564df6fc02d0a3a8c9a4b60249
[INFO] testing marcan/uhub-proxy against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmarcan%2Fuhub-proxy" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/marcan/uhub-proxy on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/marcan/uhub-proxy
[INFO] finished tweaking git repo https://github.com/marcan/uhub-proxy
[INFO] tweaked toml for git repo https://github.com/marcan/uhub-proxy written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/marcan/uhub-proxy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23a36b2e1a1f8d4550853e0a9cf0fcdbbe7f7066a876818f878f2a27aee410fa
[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" "23a36b2e1a1f8d4550853e0a9cf0fcdbbe7f7066a876818f878f2a27aee410fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23a36b2e1a1f8d4550853e0a9cf0fcdbbe7f7066a876818f878f2a27aee410fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23a36b2e1a1f8d4550853e0a9cf0fcdbbe7f7066a876818f878f2a27aee410fa", kill_on_drop: false }`
[INFO] [stdout] 23a36b2e1a1f8d4550853e0a9cf0fcdbbe7f7066a876818f878f2a27aee410fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] 36b931dca40b1f86175c37d7fffce4bbd406f21b241da5fd1ecc0f54326bcfc6
[INFO] running `Command { std: "docker" "start" "-a" "36b931dca40b1f86175c37d7fffce4bbd406f21b241da5fd1ecc0f54326bcfc6", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling uhub_proxy v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Evented`
[INFO] [stdout]   --> src/main.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 | use mio::{TryRead, TryWrite, Evented, Token, EventSet, PollOpt};
[INFO] [stdout]    |                              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` 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 6.97s
[INFO] running `Command { std: "docker" "inspect" "36b931dca40b1f86175c37d7fffce4bbd406f21b241da5fd1ecc0f54326bcfc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36b931dca40b1f86175c37d7fffce4bbd406f21b241da5fd1ecc0f54326bcfc6", kill_on_drop: false }`
[INFO] [stdout] 36b931dca40b1f86175c37d7fffce4bbd406f21b241da5fd1ecc0f54326bcfc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a245ec8e255ca767468c6a96130530fef434b7b65a454fd78a6e128057c71814
[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" "a245ec8e255ca767468c6a96130530fef434b7b65a454fd78a6e128057c71814", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling uhub_proxy v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Evented`
[INFO] [stdout]   --> src/main.rs:18:30
[INFO] [stdout]    |
[INFO] [stdout] 18 | use mio::{TryRead, TryWrite, Evented, Token, EventSet, PollOpt};
[INFO] [stdout]    |                              ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.35s
[INFO] running `Command { std: "docker" "inspect" "a245ec8e255ca767468c6a96130530fef434b7b65a454fd78a6e128057c71814", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a245ec8e255ca767468c6a96130530fef434b7b65a454fd78a6e128057c71814", kill_on_drop: false }`
[INFO] [stdout] a245ec8e255ca767468c6a96130530fef434b7b65a454fd78a6e128057c71814
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7b1d31f4afeb3136efef2af4bd63b76d3c6ea8e1505149a77f82daa787a459ef
[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" "7b1d31f4afeb3136efef2af4bd63b76d3c6ea8e1505149a77f82daa787a459ef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `Evented`
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:18:30
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stderr] 18 | use mio::{TryRead, TryWrite, Evented, Token, EventSet, PollOpt};
[INFO] [stdout] 
[INFO] [stderr]    |                              ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.94s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/uhub_proxy-454ba1c1aa2328dc
[INFO] running `Command { std: "docker" "inspect" "7b1d31f4afeb3136efef2af4bd63b76d3c6ea8e1505149a77f82daa787a459ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b1d31f4afeb3136efef2af4bd63b76d3c6ea8e1505149a77f82daa787a459ef", kill_on_drop: false }`
[INFO] [stdout] 7b1d31f4afeb3136efef2af4bd63b76d3c6ea8e1505149a77f82daa787a459ef