[INFO] fetching crate json-response 1.0.0...
[INFO] checking json-response-1.0.0 against beta for pr-78714
[INFO] extracting crate json-response 1.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate json-response 1.0.0 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 crates.io crate json-response 1.0.0
[INFO] finished tweaking crates.io crate json-response 1.0.0
[INFO] tweaked toml for crates.io crate json-response 1.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate json-response 1.0.0 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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 1796d38c43a10d7d583acf4205306bd81eabc432f8b0c74a81d0f74e6164fbea
[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" "1796d38c43a10d7d583acf4205306bd81eabc432f8b0c74a81d0f74e6164fbea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1796d38c43a10d7d583acf4205306bd81eabc432f8b0c74a81d0f74e6164fbea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1796d38c43a10d7d583acf4205306bd81eabc432f8b0c74a81d0f74e6164fbea", kill_on_drop: false }`
[INFO] [stdout] 1796d38c43a10d7d583acf4205306bd81eabc432f8b0c74a81d0f74e6164fbea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] [stdout] 9d44a6361ccdad8533d791861fe9e2606c12361688c0b8ca290863c36733a7e3
[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" "9d44a6361ccdad8533d791861fe9e2606c12361688c0b8ca290863c36733a7e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]     Checking arc-swap v0.4.6
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking mio-uds v0.6.8
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling pin-project-internal v0.4.9
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]     Checking tokio v0.2.20
[INFO] [stderr]     Checking pin-project v0.4.9
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking async-pipe v0.1.3
[INFO] [stderr]     Checking stream-body v0.1.1
[INFO] [stderr]     Checking h2 v0.2.4
[INFO] [stderr]     Checking hyper v0.13.5
[INFO] [stderr]     Checking routerify v1.0.1
[INFO] [stderr]     Checking serde_json v1.0.52
[INFO] [stderr]     Checking json-response v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `StatusCode`
[INFO] [stdout]  --> examples/test.rs:1:46
[INFO] [stdout]   |
[INFO] [stdout] 1 | use hyper::{Body, Request, Response, Server, StatusCode};
[INFO] [stdout]   |                                              ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `json_failed_resp_with_message`, `json_failed_resp`, `json_success_resp_with_code`
[INFO] [stdout]  --> examples/test.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use json_response::{json_failed_resp, json_failed_resp_with_message, json_success_resp, json_success_resp_with_code};
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `json_failed_resp_with_message`, `json_failed_resp`, `json_success_resp`
[INFO] [stdout]  --> examples/test_stream_body.rs:2:21
[INFO] [stdout]   |
[INFO] [stdout] 2 | use json_response::{json_failed_resp, json_failed_resp_with_message, json_success_resp, json_success_resp_with_code};
[INFO] [stdout]   |                     ^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^  ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 46.91s
[INFO] running `Command { std: "docker" "inspect" "9d44a6361ccdad8533d791861fe9e2606c12361688c0b8ca290863c36733a7e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d44a6361ccdad8533d791861fe9e2606c12361688c0b8ca290863c36733a7e3", kill_on_drop: false }`
[INFO] [stdout] 9d44a6361ccdad8533d791861fe9e2606c12361688c0b8ca290863c36733a7e3