[INFO] fetching crate chunked_transfer 1.5.0...
[INFO] checking chunked_transfer-1.5.0 against try#012cd62c9add58ab3910e44c137d87db3ab70f61 for pr-155915
[INFO] extracting crate chunked_transfer 1.5.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate chunked_transfer 1.5.0
[INFO] finished tweaking crates.io crate chunked_transfer 1.5.0
[INFO] tweaked toml for crates.io crate chunked_transfer 1.5.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate chunked_transfer 1.5.0 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 68 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 10eee6b67b2f16eae07707f45acf0080883868b772a1253454125b1b7272635f
[INFO] running `Command { std: "docker" "start" "-a" "10eee6b67b2f16eae07707f45acf0080883868b772a1253454125b1b7272635f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10eee6b67b2f16eae07707f45acf0080883868b772a1253454125b1b7272635f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10eee6b67b2f16eae07707f45acf0080883868b772a1253454125b1b7272635f", kill_on_drop: false }`
[INFO] [stdout] 10eee6b67b2f16eae07707f45acf0080883868b772a1253454125b1b7272635f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 2f469dc3db2fc6de2dcd2236c4d3beddd594d7d9c571286c357882983189494c
[INFO] running `Command { std: "docker" "start" "-a" "2f469dc3db2fc6de2dcd2236c4d3beddd594d7d9c571286c357882983189494c", kill_on_drop: false }`
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]     Checking serde v1.0.228
[INFO] [stderr]     Checking regex-automata v0.4.14
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking chunked_transfer v1.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_json v1.0.149
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking regex v1.12.3
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> benches/encode.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |             test::black_box(encoder.write_all(&mut to_write));
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 16 |             let _ = test::black_box(encoder.write_all(&mut to_write));
[INFO] [stdout]    |             +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.32s
[INFO] running `Command { std: "docker" "inspect" "2f469dc3db2fc6de2dcd2236c4d3beddd594d7d9c571286c357882983189494c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f469dc3db2fc6de2dcd2236c4d3beddd594d7d9c571286c357882983189494c", kill_on_drop: false }`
[INFO] [stdout] 2f469dc3db2fc6de2dcd2236c4d3beddd594d7d9c571286c357882983189494c
