[INFO] fetching crate lrust 0.1.0...
[INFO] testing lrust-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate lrust 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate lrust 0.1.0
[INFO] finished tweaking crates.io crate lrust 0.1.0
[INFO] tweaked toml for crates.io crate lrust 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate lrust 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c8190bbacf913ba8c844ce97fd52d758abc64a8b9be38192e9eb5fd3cf215d4
[INFO] running `Command { std: "docker" "start" "-a" "2c8190bbacf913ba8c844ce97fd52d758abc64a8b9be38192e9eb5fd3cf215d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c8190bbacf913ba8c844ce97fd52d758abc64a8b9be38192e9eb5fd3cf215d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c8190bbacf913ba8c844ce97fd52d758abc64a8b9be38192e9eb5fd3cf215d4", kill_on_drop: false }`
[INFO] [stdout] 2c8190bbacf913ba8c844ce97fd52d758abc64a8b9be38192e9eb5fd3cf215d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8043b27bd834d5bd9c01f70469a7e3ea941f231c912d863b30adee9aceef41b4
[INFO] running `Command { std: "docker" "start" "-a" "8043b27bd834d5bd9c01f70469a7e3ea941f231c912d863b30adee9aceef41b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling lrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `prim_col1`
[INFO] [stdout]   --> src/lib.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn mix(prim_col1: PrimaryColor, prim_col2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prim_col1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prim_col2`
[INFO] [stdout]   --> src/lib.rs:29:41
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn mix(prim_col1: PrimaryColor, prim_col2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prim_col2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] running `Command { std: "docker" "inspect" "8043b27bd834d5bd9c01f70469a7e3ea941f231c912d863b30adee9aceef41b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8043b27bd834d5bd9c01f70469a7e3ea941f231c912d863b30adee9aceef41b4", kill_on_drop: false }`
[INFO] [stdout] 8043b27bd834d5bd9c01f70469a7e3ea941f231c912d863b30adee9aceef41b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c2ae953c727decfca96356d6dc7d4fb02b82e5fff77798f2dc63cfa9b475c3c
[INFO] running `Command { std: "docker" "start" "-a" "6c2ae953c727decfca96356d6dc7d4fb02b82e5fff77798f2dc63cfa9b475c3c", kill_on_drop: false }`
[INFO] [stderr]    Compiling lrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `prim_col1`
[INFO] [stdout]   --> src/lib.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn mix(prim_col1: PrimaryColor, prim_col2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prim_col1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prim_col2`
[INFO] [stdout]   --> src/lib.rs:29:41
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn mix(prim_col1: PrimaryColor, prim_col2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prim_col2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prim_col1`
[INFO] [stdout]   --> src/lib.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn mix(prim_col1: PrimaryColor, prim_col2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prim_col1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `prim_col2`
[INFO] [stdout]   --> src/lib.rs:29:41
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn mix(prim_col1: PrimaryColor, prim_col2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prim_col2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "6c2ae953c727decfca96356d6dc7d4fb02b82e5fff77798f2dc63cfa9b475c3c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c2ae953c727decfca96356d6dc7d4fb02b82e5fff77798f2dc63cfa9b475c3c", kill_on_drop: false }`
[INFO] [stdout] 6c2ae953c727decfca96356d6dc7d4fb02b82e5fff77798f2dc63cfa9b475c3c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 73a9e72f368241939ea36cfa314744019cd90525c561287c8dd4f8c49c55cdb3
[INFO] running `Command { std: "docker" "start" "-a" "73a9e72f368241939ea36cfa314744019cd90525c561287c8dd4f8c49c55cdb3", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `prim_col1`
[INFO] [stderr]   --> src/lib.rs:29:16
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn mix(prim_col1: PrimaryColor, prim_col2: PrimaryColor) -> SecondaryColor {
[INFO] [stderr]    |                ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prim_col1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `prim_col2`
[INFO] [stderr]   --> src/lib.rs:29:41
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn mix(prim_col1: PrimaryColor, prim_col2: PrimaryColor) -> SecondaryColor {
[INFO] [stderr]    |                                         ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prim_col2`
[INFO] [stderr] 
[INFO] [stderr] warning: `lrust` (lib) generated 2 warnings (run `cargo fix --lib -p lrust` to apply 2 suggestions)
[INFO] [stderr] warning: `lrust` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/lrust-67e37bfb937a2a20)
[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 lrust
[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] running `Command { std: "docker" "inspect" "73a9e72f368241939ea36cfa314744019cd90525c561287c8dd4f8c49c55cdb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73a9e72f368241939ea36cfa314744019cd90525c561287c8dd4f8c49c55cdb3", kill_on_drop: false }`
[INFO] [stdout] 73a9e72f368241939ea36cfa314744019cd90525c561287c8dd4f8c49c55cdb3