[INFO] fetching crate tchannel_rs 0.0.2...
[INFO] checking tchannel_rs-0.0.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate tchannel_rs 0.0.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate tchannel_rs 0.0.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tchannel_rs 0.0.2
[INFO] finished tweaking crates.io crate tchannel_rs 0.0.2
[INFO] tweaked toml for crates.io crate tchannel_rs 0.0.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate tchannel_rs 0.0.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-stream v0.1.8
[INFO] [stderr]   Downloaded tracing-core v0.1.25
[INFO] [stderr]   Downloaded test-case v2.0.2
[INFO] [stderr]   Downloaded strum v0.24.0
[INFO] [stderr]   Downloaded bb8 v0.8.0
[INFO] [stderr]   Downloaded strum_macros v0.24.0
[INFO] [stderr]   Downloaded derive_builder_core v0.11.1
[INFO] [stderr]   Downloaded thrift v0.15.0
[INFO] [stderr]   Downloaded derive_builder v0.11.1
[INFO] [stderr]   Downloaded tokio-test v0.4.2
[INFO] [stderr]   Downloaded tracing v0.1.33
[INFO] [stderr]   Downloaded derive_builder_macro v0.11.1
[INFO] [stderr]   Downloaded serial_test_derive v0.6.0
[INFO] [stderr]   Downloaded serial_test v0.6.0
[INFO] [stderr]   Downloaded integer-encoding v3.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0014dc0cb7a67933ae71e8a4786b38b8baf8a3d460206c6fc149c950829d233f
[INFO] running `Command { std: "docker" "start" "-a" "0014dc0cb7a67933ae71e8a4786b38b8baf8a3d460206c6fc149c950829d233f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0014dc0cb7a67933ae71e8a4786b38b8baf8a3d460206c6fc149c950829d233f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0014dc0cb7a67933ae71e8a4786b38b8baf8a3d460206c6fc149c950829d233f", kill_on_drop: false }`
[INFO] [stdout] 0014dc0cb7a67933ae71e8a4786b38b8baf8a3d460206c6fc149c950829d233f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7abab34d1c5eb4470d175e40efd27b177bdaa7c5ad289131f9ebd618dd567da6
[INFO] running `Command { std: "docker" "start" "-a" "7abab34d1c5eb4470d175e40efd27b177bdaa7c5ad289131f9ebd618dd567da6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]     Checking tracing-core v0.1.25
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]     Checking strum v0.24.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]     Checking regex v1.5.5
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking atoi v1.0.0
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]     Checking parking_lot v0.12.0
[INFO] [stderr]     Checking env_logger v0.9.0
[INFO] [stderr]    Compiling darling_core v0.12.4
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tracing-attributes v0.1.20
[INFO] [stderr]    Compiling async-stream-impl v0.3.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling derive-new v0.5.9
[INFO] [stderr]    Compiling strum_macros v0.24.0
[INFO] [stderr]    Compiling serial_test_derive v0.6.0
[INFO] [stderr]    Compiling getset v0.1.2
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling test-case v2.0.2
[INFO] [stderr]     Checking async-stream v0.3.3
[INFO] [stderr]     Checking tokio v1.17.0
[INFO] [stderr]     Checking serial_test v0.6.0
[INFO] [stderr]    Compiling darling_macro v0.12.4
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]    Compiling darling v0.12.4
[INFO] [stderr]     Checking tracing v0.1.33
[INFO] [stderr]    Compiling derive_builder_core v0.11.1
[INFO] [stderr]    Compiling derive_builder_macro v0.11.1
[INFO] [stderr]     Checking derive_builder v0.11.1
[INFO] [stderr]     Checking tokio-util v0.6.9
[INFO] [stderr]     Checking tokio-util v0.7.1
[INFO] [stderr]     Checking tokio-stream v0.1.8
[INFO] [stderr]     Checking tokio-test v0.4.2
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking bb8 v0.8.0
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking tchannel_rs v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `tracing` is never used
[INFO] [stdout]    --> src/frames/payloads.rs:209:8
[INFO] [stdout]     |
[INFO] [stdout] 207 | pub trait CallFields {
[INFO] [stdout]     |           ---------- method in this trait
[INFO] [stdout] 208 |     fn headers(&self) -> &HashMap<String, String>;
[INFO] [stdout] 209 |     fn tracing(&self) -> &Tracing;
[INFO] [stdout]     |        ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `tracing` is never used
[INFO] [stdout]    --> src/frames/payloads.rs:209:8
[INFO] [stdout]     |
[INFO] [stdout] 207 | pub trait CallFields {
[INFO] [stdout]     |           ---------- method in this trait
[INFO] [stdout] 208 |     fn headers(&self) -> &HashMap<String, String>;
[INFO] [stdout] 209 |     fn tracing(&self) -> &Tracing;
[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: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HandlerResult` and `RequestHandler`
[INFO] [stdout]  --> tests/json.rs:2:28
[INFO] [stdout]   |
[INFO] [stdout] 2 | use tchannel_rs::handler::{HandlerResult, RequestHandler};
[INFO] [stdout]   |                            ^^^^^^^^^^^^^  ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tchannel_rs::messages::MessageChannel`
[INFO] [stdout]  --> tests/json.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use tchannel_rs::messages::MessageChannel;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tchannel_rs::Config`
[INFO] [stdout]  --> tests/json.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use tchannel_rs::Config;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `TChannel` and `TResult`
[INFO] [stdout]  --> tests/json.rs:7:19
[INFO] [stdout]   |
[INFO] [stdout] 7 | use tchannel_rs::{TChannel, TResult};
[INFO] [stdout]   |                   ^^^^^^^^  ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `EchoHandler` is never constructed
[INFO] [stdout]   --> tests/json.rs:74:8
[INFO] [stdout]    |
[INFO] [stdout] 74 | struct EchoHandler {}
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `LOCAL_SERVER` is never used
[INFO] [stdout]   --> tests/json.rs:87:7
[INFO] [stdout]    |
[INFO] [stdout] 87 | const LOCAL_SERVER: &str = "127.0.0.1:8888";
[INFO] [stdout]    |       ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.66s
[INFO] running `Command { std: "docker" "inspect" "7abab34d1c5eb4470d175e40efd27b177bdaa7c5ad289131f9ebd618dd567da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7abab34d1c5eb4470d175e40efd27b177bdaa7c5ad289131f9ebd618dd567da6", kill_on_drop: false }`
[INFO] [stdout] 7abab34d1c5eb4470d175e40efd27b177bdaa7c5ad289131f9ebd618dd567da6