[INFO] fetching crate my_crate_lh_1 0.1.0...
[INFO] testing my_crate_lh_1-0.1.0 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate my_crate_lh_1 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate my_crate_lh_1 0.1.0
[INFO] finished tweaking crates.io crate my_crate_lh_1 0.1.0
[INFO] tweaked toml for crates.io crate my_crate_lh_1 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate my_crate_lh_1 0.1.0 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate my_crate_lh_1 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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d230df153de011d0abe894860d96ab71e4d9bd3f56f88bd30a8a786261f58c98
[INFO] running `Command { std: "docker" "start" "-a" "d230df153de011d0abe894860d96ab71e4d9bd3f56f88bd30a8a786261f58c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d230df153de011d0abe894860d96ab71e4d9bd3f56f88bd30a8a786261f58c98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d230df153de011d0abe894860d96ab71e4d9bd3f56f88bd30a8a786261f58c98", kill_on_drop: false }`
[INFO] [stdout] d230df153de011d0abe894860d96ab71e4d9bd3f56f88bd30a8a786261f58c98
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4c28fa9c17036fb4b176f32c0a8b8c57e423320f848dc28b1b00fb85e408b45
[INFO] running `Command { std: "docker" "start" "-a" "b4c28fa9c17036fb4b176f32c0a8b8c57e423320f848dc28b1b00fb85e408b45", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_crate_lh_1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn mix(c1:PrimaryColor, c2:PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/lib.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn mix(c1:PrimaryColor, c2:PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                 ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `my_crate_lh_1::mix`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use my_crate_lh_1::mix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |      if let color = PrimaryColor::Blue{
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]   = help: consider replacing the `if let` with a `let`
[INFO] [stdout]   = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]  --> src/main.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |      if let color = PrimaryColor::Blue{
[INFO] [stdout]   |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "b4c28fa9c17036fb4b176f32c0a8b8c57e423320f848dc28b1b00fb85e408b45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4c28fa9c17036fb4b176f32c0a8b8c57e423320f848dc28b1b00fb85e408b45", kill_on_drop: false }`
[INFO] [stdout] b4c28fa9c17036fb4b176f32c0a8b8c57e423320f848dc28b1b00fb85e408b45
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06d595fbe26193ab2c4782d0267acfac1d49c4d98bdb2c11fa23d8591492e40b
[INFO] running `Command { std: "docker" "start" "-a" "06d595fbe26193ab2c4782d0267acfac1d49c4d98bdb2c11fa23d8591492e40b", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn mix(c1:PrimaryColor, c2:PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/lib.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn mix(c1:PrimaryColor, c2:PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                 ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling my_crate_lh_1 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `my_crate_lh_1::mix`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use my_crate_lh_1::mix;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: irrefutable `if let` pattern
[INFO] [stdout]  --> src/main.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |      if let color = PrimaryColor::Blue{
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this pattern will always match, so the `if let` is useless
[INFO] [stdout]   = help: consider replacing the `if let` with a `let`
[INFO] [stdout]   = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color`
[INFO] [stdout]  --> src/main.rs:5:13
[INFO] [stdout]   |
[INFO] [stdout] 5 |      if let color = PrimaryColor::Blue{
[INFO] [stdout]   |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn mix(c1:PrimaryColor, c2:PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c2`
[INFO] [stdout]   --> src/lib.rs:29:33
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub fn mix(c1:PrimaryColor, c2:PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                 ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "06d595fbe26193ab2c4782d0267acfac1d49c4d98bdb2c11fa23d8591492e40b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06d595fbe26193ab2c4782d0267acfac1d49c4d98bdb2c11fa23d8591492e40b", kill_on_drop: false }`
[INFO] [stdout] 06d595fbe26193ab2c4782d0267acfac1d49c4d98bdb2c11fa23d8591492e40b
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 390b56321e5afb3d3b2f9ba53391f8129e00ca46c42b95dbd2b2da71774b53aa
[INFO] running `Command { std: "docker" "start" "-a" "390b56321e5afb3d3b2f9ba53391f8129e00ca46c42b95dbd2b2da71774b53aa", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `c1`
[INFO] [stderr]   --> src/lib.rs:29:16
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn mix(c1:PrimaryColor, c2:PrimaryColor) -> SecondaryColor {
[INFO] [stderr]    |                ^^ help: if this is intentional, prefix it with an underscore: `_c1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `c2`
[INFO] [stderr]   --> src/lib.rs:29:33
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn mix(c1:PrimaryColor, c2:PrimaryColor) -> SecondaryColor {
[INFO] [stderr]    |                                 ^^ help: if this is intentional, prefix it with an underscore: `_c2`
[INFO] [stderr] 
[INFO] [stderr] warning: `my_crate_lh_1` (lib) generated 2 warnings
[INFO] [stderr] warning: unused import: `my_crate_lh_1::mix`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use my_crate_lh_1::mix;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: irrefutable `if let` pattern
[INFO] [stderr]  --> src/main.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |      if let color = PrimaryColor::Blue{
[INFO] [stderr]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this pattern will always match, so the `if let` is useless
[INFO] [stderr]   = help: consider replacing the `if let` with a `let`
[INFO] [stderr]   = note: `#[warn(irrefutable_let_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color`
[INFO] [stderr]  --> src/main.rs:5:13
[INFO] [stderr]   |
[INFO] [stderr] 5 |      if let color = PrimaryColor::Blue{
[INFO] [stderr]   |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_color`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `my_crate_lh_1` (bin "my_crate_lh_1" test) generated 3 warnings (run `cargo fix --bin "my_crate_lh_1" --tests` to apply 1 suggestion)
[INFO] [stderr] warning: `my_crate_lh_1` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/my_crate_lh_1-0afe250c816912dd)
[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/my_crate_lh_1-e6b93b874ebe0bdd)
[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 my_crate_lh_1
[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" "390b56321e5afb3d3b2f9ba53391f8129e00ca46c42b95dbd2b2da71774b53aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "390b56321e5afb3d3b2f9ba53391f8129e00ca46c42b95dbd2b2da71774b53aa", kill_on_drop: false }`
[INFO] [stdout] 390b56321e5afb3d3b2f9ba53391f8129e00ca46c42b95dbd2b2da71774b53aa