[INFO] fetching crate edge-tcp 0.0.0...
[INFO] checking edge-tcp-0.0.0 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate edge-tcp 0.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate edge-tcp 0.0.0
[INFO] finished tweaking crates.io crate edge-tcp 0.0.0
[INFO] tweaked toml for crates.io crate edge-tcp 0.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate edge-tcp 0.0.0 on toolchain 012cd62c9add58ab3910e44c137d87db3ab70f61
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 3 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-io v0.6.1 (available: v0.7.1)
[INFO] [stderr]       Adding embedded-io-async v0.6.1 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e29fc26b04349a0ac57f34f9b46cb573c0ac8f707deb6f31266aa03ff4111753
[INFO] running `Command { std: "docker" "start" "-a" "e29fc26b04349a0ac57f34f9b46cb573c0ac8f707deb6f31266aa03ff4111753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e29fc26b04349a0ac57f34f9b46cb573c0ac8f707deb6f31266aa03ff4111753", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e29fc26b04349a0ac57f34f9b46cb573c0ac8f707deb6f31266aa03ff4111753", kill_on_drop: false }`
[INFO] [stdout] e29fc26b04349a0ac57f34f9b46cb573c0ac8f707deb6f31266aa03ff4111753
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+012cd62c9add58ab3910e44c137d87db3ab70f61" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c238e3f8010bb1b18e0049ab7ec4969451eabade86ce3917bef12d6e9f2cec6
[INFO] running `Command { std: "docker" "start" "-a" "0c238e3f8010bb1b18e0049ab7ec4969451eabade86ce3917bef12d6e9f2cec6", kill_on_drop: false }`
[INFO] [stderr]    Compiling embedded-io-async v0.6.1
[INFO] [stderr]     Checking embedded-io v0.6.1
[INFO] [stderr]     Checking no-std-net v0.6.0
[INFO] [stderr]     Checking edge-tcp v0.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: feature `impl_trait_in_assoc_type` is declared but not used
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(impl_trait_in_assoc_type)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: feature `impl_trait_in_assoc_type` is declared but not used
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(impl_trait_in_assoc_type)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_features)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "0c238e3f8010bb1b18e0049ab7ec4969451eabade86ce3917bef12d6e9f2cec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c238e3f8010bb1b18e0049ab7ec4969451eabade86ce3917bef12d6e9f2cec6", kill_on_drop: false }`
[INFO] [stdout] 0c238e3f8010bb1b18e0049ab7ec4969451eabade86ce3917bef12d6e9f2cec6
