[INFO] cloning repository https://github.com/pyk/hello-hyper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pyk/hello-hyper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyk%2Fhello-hyper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyk%2Fhello-hyper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 63b04bb030ac19bdcd4993dc9edc7c83f882e497
[INFO] checking pyk/hello-hyper against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpyk%2Fhello-hyper" "/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/pyk/hello-hyper on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pyk/hello-hyper
[INFO] finished tweaking git repo https://github.com/pyk/hello-hyper
[INFO] tweaked toml for git repo https://github.com/pyk/hello-hyper written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/pyk/hello-hyper already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2f58f29db975cf15c13ac57b6a037c37576fadd83c14321911e20d149b7b8b6
[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" "d2f58f29db975cf15c13ac57b6a037c37576fadd83c14321911e20d149b7b8b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2f58f29db975cf15c13ac57b6a037c37576fadd83c14321911e20d149b7b8b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2f58f29db975cf15c13ac57b6a037c37576fadd83c14321911e20d149b7b8b6", kill_on_drop: false }`
[INFO] [stdout] d2f58f29db975cf15c13ac57b6a037c37576fadd83c14321911e20d149b7b8b6
[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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 571d19c94003f3aafb96b155da1264f164a315e98463e2699e77ddb9c12bdbd4
[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" "571d19c94003f3aafb96b155da1264f164a315e98463e2699e77ddb9c12bdbd4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking mio v0.6.13
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]     Checking mime v0.3.5
[INFO] [stderr]     Checking tokio-io v0.1.5
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking tokio-core v0.1.12
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.18
[INFO] [stderr]     Checking hello-hyper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |     type Future = Box<Future<Item=Self::Response, Error=Self::Error>>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Self::Response, Error=Self::Error>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:21:23
[INFO] [stdout]    |
[INFO] [stdout] 21 |     type Future = Box<Future<Item=Self::Response, Error=Self::Error>>;
[INFO] [stdout]    |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item=Self::Response, Error=Self::Error>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.78s
[INFO] running `Command { std: "docker" "inspect" "571d19c94003f3aafb96b155da1264f164a315e98463e2699e77ddb9c12bdbd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "571d19c94003f3aafb96b155da1264f164a315e98463e2699e77ddb9c12bdbd4", kill_on_drop: false }`
[INFO] [stdout] 571d19c94003f3aafb96b155da1264f164a315e98463e2699e77ddb9c12bdbd4