[INFO] fetching crate r28_release_profile 0.1.0...
[INFO] testing r28_release_profile-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate r28_release_profile 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate r28_release_profile 0.1.0
[INFO] finished tweaking crates.io crate r28_release_profile 0.1.0
[INFO] tweaked toml for crates.io crate r28_release_profile 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate r28_release_profile 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate r28_release_profile 0.1.0 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f089f3c73d7ab72d97178cf6875e881f0be234c95e803bf42198c5006d9ddf01
[INFO] running `Command { std: "docker" "start" "-a" "f089f3c73d7ab72d97178cf6875e881f0be234c95e803bf42198c5006d9ddf01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f089f3c73d7ab72d97178cf6875e881f0be234c95e803bf42198c5006d9ddf01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f089f3c73d7ab72d97178cf6875e881f0be234c95e803bf42198c5006d9ddf01", kill_on_drop: false }`
[INFO] [stdout] f089f3c73d7ab72d97178cf6875e881f0be234c95e803bf42198c5006d9ddf01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a61fbf658b798653b3b5850a8429ec53f0a7adde7c15fe780dfe147f81ae313
[INFO] running `Command { std: "docker" "start" "-a" "9a61fbf658b798653b3b5850a8429ec53f0a7adde7c15fe780dfe147f81ae313", kill_on_drop: false }`
[INFO] [stderr]    Compiling r28_release_profile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `color1`
[INFO] [stdout]   --> src/lib.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn mix(color1: PrimaryColor, color2: SecondaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color2`
[INFO] [stdout]   --> src/lib.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn mix(color1: PrimaryColor, color2: SecondaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [optimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "9a61fbf658b798653b3b5850a8429ec53f0a7adde7c15fe780dfe147f81ae313", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a61fbf658b798653b3b5850a8429ec53f0a7adde7c15fe780dfe147f81ae313", kill_on_drop: false }`
[INFO] [stdout] 9a61fbf658b798653b3b5850a8429ec53f0a7adde7c15fe780dfe147f81ae313
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea23e67eedeab4ebaaf6d6f3c58a26d6a4a466621b3b423731c8ec87fe4b9f8e
[INFO] running `Command { std: "docker" "start" "-a" "ea23e67eedeab4ebaaf6d6f3c58a26d6a4a466621b3b423731c8ec87fe4b9f8e", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `color1`
[INFO] [stdout]   --> src/lib.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn mix(color1: PrimaryColor, color2: SecondaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color2`
[INFO] [stdout]   --> src/lib.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn mix(color1: PrimaryColor, color2: SecondaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling r28_release_profile v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `color1`
[INFO] [stdout]   --> src/lib.rs:39:16
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn mix(color1: PrimaryColor, color2: SecondaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color2`
[INFO] [stdout]   --> src/lib.rs:39:38
[INFO] [stdout]    |
[INFO] [stdout] 39 |     pub fn mix(color1: PrimaryColor, color2: SecondaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "ea23e67eedeab4ebaaf6d6f3c58a26d6a4a466621b3b423731c8ec87fe4b9f8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea23e67eedeab4ebaaf6d6f3c58a26d6a4a466621b3b423731c8ec87fe4b9f8e", kill_on_drop: false }`
[INFO] [stdout] ea23e67eedeab4ebaaf6d6f3c58a26d6a4a466621b3b423731c8ec87fe4b9f8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 56fcf31210f81e816fd1fc961eb5db8c937aabf632e7badd54e93ecb49931cc2
[INFO] running `Command { std: "docker" "start" "-a" "56fcf31210f81e816fd1fc961eb5db8c937aabf632e7badd54e93ecb49931cc2", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `color1`
[INFO] [stderr]   --> src/lib.rs:39:16
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn mix(color1: PrimaryColor, color2: SecondaryColor) -> SecondaryColor {
[INFO] [stderr]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color2`
[INFO] [stderr]   --> src/lib.rs:39:38
[INFO] [stderr]    |
[INFO] [stderr] 39 |     pub fn mix(color1: PrimaryColor, color2: SecondaryColor) -> SecondaryColor {
[INFO] [stderr]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stderr] 
[INFO] [stderr] warning: `r28_release_profile` (lib) generated 2 warnings (run `cargo fix --lib -p r28_release_profile` to apply 2 suggestions)
[INFO] [stderr] warning: `r28_release_profile` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [optimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/r28_release_profile-948bf185fe887672)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/r28_release_profile-90aeb646bf0630f0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests r28_release_profile
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - add (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "56fcf31210f81e816fd1fc961eb5db8c937aabf632e7badd54e93ecb49931cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56fcf31210f81e816fd1fc961eb5db8c937aabf632e7badd54e93ecb49931cc2", kill_on_drop: false }`
[INFO] [stdout] 56fcf31210f81e816fd1fc961eb5db8c937aabf632e7badd54e93ecb49931cc2