[INFO] fetching crate oauth1-header 0.1.0...
[INFO] building oauth1-header-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate oauth1-header 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate oauth1-header 0.1.0
[INFO] finished tweaking crates.io crate oauth1-header 0.1.0
[INFO] tweaked toml for crates.io crate oauth1-header 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate oauth1-header 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 34 packages to latest compatible versions
[INFO] [stderr]       Adding base64 v0.12.3 (available: v0.22.1)
[INFO] [stderr]       Adding hmac v0.7.1 (available: v0.12.1)
[INFO] [stderr]       Adding http v0.2.12 (available: v1.3.1)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.2)
[INFO] [stderr]       Adding sha-1 v0.8.2 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subtle v1.0.0
[INFO] [stderr]   Downloaded hmac v0.7.1
[INFO] [stderr]   Downloaded crypto-mac v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 544be35d60293ede2f6d139c4bc650411d9a4a1b0b502c28af8150dbeaf967a2
[INFO] running `Command { std: "docker" "start" "-a" "544be35d60293ede2f6d139c4bc650411d9a4a1b0b502c28af8150dbeaf967a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "544be35d60293ede2f6d139c4bc650411d9a4a1b0b502c28af8150dbeaf967a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544be35d60293ede2f6d139c4bc650411d9a4a1b0b502c28af8150dbeaf967a2", kill_on_drop: false }`
[INFO] [stdout] 544be35d60293ede2f6d139c4bc650411d9a4a1b0b502c28af8150dbeaf967a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aab9115aa8719e97978726b49cf58d2d52bc9d5b00a419c9df6d1ad621bc6db5
[INFO] running `Command { std: "docker" "start" "-a" "aab9115aa8719e97978726b49cf58d2d52bc9d5b00a419c9df6d1ad621bc6db5", kill_on_drop: false }`
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling sha-1 v0.8.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling oauth1-header v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib.rs:130:18
[INFO] [stdout]     |
[INFO] [stdout] 130 |             .map({ |(&k, &v)| format!("{}={}", percent_encode(k), percent_encode(v)) })
[INFO] [stdout]     |                  ^^                                                                 ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 130 -             .map({ |(&k, &v)| format!("{}={}", percent_encode(k), percent_encode(v)) })
[INFO] [stdout] 130 +             .map(|(&k, &v)| format!("{}={}", percent_encode(k), percent_encode(v)))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.29s
[INFO] running `Command { std: "docker" "inspect" "aab9115aa8719e97978726b49cf58d2d52bc9d5b00a419c9df6d1ad621bc6db5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aab9115aa8719e97978726b49cf58d2d52bc9d5b00a419c9df6d1ad621bc6db5", kill_on_drop: false }`
[INFO] [stdout] aab9115aa8719e97978726b49cf58d2d52bc9d5b00a419c9df6d1ad621bc6db5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a289a3bf34f3743f775505d648591962e79ff6d0bf07e66fd665c13d653caaf
[INFO] running `Command { std: "docker" "start" "-a" "2a289a3bf34f3743f775505d648591962e79ff6d0bf07e66fd665c13d653caaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling oauth1-header v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib.rs:130:18
[INFO] [stdout]     |
[INFO] [stdout] 130 |             .map({ |(&k, &v)| format!("{}={}", percent_encode(k), percent_encode(v)) })
[INFO] [stdout]     |                  ^^                                                                 ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 130 -             .map({ |(&k, &v)| format!("{}={}", percent_encode(k), percent_encode(v)) })
[INFO] [stdout] 130 +             .map(|(&k, &v)| format!("{}={}", percent_encode(k), percent_encode(v)))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around method argument
[INFO] [stdout]    --> src/lib.rs:130:18
[INFO] [stdout]     |
[INFO] [stdout] 130 |             .map({ |(&k, &v)| format!("{}={}", percent_encode(k), percent_encode(v)) })
[INFO] [stdout]     |                  ^^                                                                 ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_braces)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]     |
[INFO] [stdout] 130 -             .map({ |(&k, &v)| format!("{}={}", percent_encode(k), percent_encode(v)) })
[INFO] [stdout] 130 +             .map(|(&k, &v)| format!("{}={}", percent_encode(k), percent_encode(v)))
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "2a289a3bf34f3743f775505d648591962e79ff6d0bf07e66fd665c13d653caaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a289a3bf34f3743f775505d648591962e79ff6d0bf07e66fd665c13d653caaf", kill_on_drop: false }`
[INFO] [stdout] 2a289a3bf34f3743f775505d648591962e79ff6d0bf07e66fd665c13d653caaf