[INFO] fetching crate mixing_colours 0.1.0...
[INFO] testing mixing_colours-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate mixing_colours 0.1.0 into /workspace/builds/worker-29/source
[INFO] validating manifest of crates.io crate mixing_colours 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mixing_colours 0.1.0
[INFO] finished tweaking crates.io crate mixing_colours 0.1.0
[INFO] tweaked toml for crates.io crate mixing_colours 0.1.0 written to /workspace/builds/worker-29/source/Cargo.toml
[INFO] crate crates.io crate mixing_colours 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 79ef400bd28ef611cea6a0143de6313e227d567f2681d3c72257106b63c2e69d
[INFO] running `Command { std: "docker" "start" "-a" "79ef400bd28ef611cea6a0143de6313e227d567f2681d3c72257106b63c2e69d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "79ef400bd28ef611cea6a0143de6313e227d567f2681d3c72257106b63c2e69d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79ef400bd28ef611cea6a0143de6313e227d567f2681d3c72257106b63c2e69d", kill_on_drop: false }`
[INFO] [stdout] 79ef400bd28ef611cea6a0143de6313e227d567f2681d3c72257106b63c2e69d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c566f0fd43fe1a29aa74e3e71c78ed4174893f56df07c7a7dcb12d4b44b3b414
[INFO] running `Command { std: "docker" "start" "-a" "c566f0fd43fe1a29aa74e3e71c78ed4174893f56df07c7a7dcb12d4b44b3b414", kill_on_drop: false }`
[INFO] [stderr]    Compiling mixing_colours v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     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:33:34
[INFO] [stdout]    |
[INFO] [stdout] 33 |     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: enum is never used: `Teritiary`
[INFO] [stdout]   --> src/lib.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 |     enum Teritiary {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "c566f0fd43fe1a29aa74e3e71c78ed4174893f56df07c7a7dcb12d4b44b3b414", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c566f0fd43fe1a29aa74e3e71c78ed4174893f56df07c7a7dcb12d4b44b3b414", kill_on_drop: false }`
[INFO] [stdout] c566f0fd43fe1a29aa74e3e71c78ed4174893f56df07c7a7dcb12d4b44b3b414
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 188870eb61a7a9839fd5b41bdf22a5611e570d131545b5d6a344939dcc9a9b01
[INFO] running `Command { std: "docker" "start" "-a" "188870eb61a7a9839fd5b41bdf22a5611e570d131545b5d6a344939dcc9a9b01", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     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:33:34
[INFO] [stdout]    |
[INFO] [stdout] 33 |     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 mixing_colours v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum is never used: `Teritiary`
[INFO] [stdout]   --> src/lib.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 |     enum Teritiary {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `c1`
[INFO] [stdout]   --> src/lib.rs:33:16
[INFO] [stdout]    |
[INFO] [stdout] 33 |     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:33:34
[INFO] [stdout]    |
[INFO] [stdout] 33 |     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: enum is never used: `Teritiary`
[INFO] [stdout]   --> src/lib.rs:21:10
[INFO] [stdout]    |
[INFO] [stdout] 21 |     enum Teritiary {
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/mixing_colours-5b5ab0c9c4eb9d9f)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/mixing_colours-787a0f7457b2c1a8)
[INFO] running `Command { std: "docker" "inspect" "188870eb61a7a9839fd5b41bdf22a5611e570d131545b5d6a344939dcc9a9b01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "188870eb61a7a9839fd5b41bdf22a5611e570d131545b5d6a344939dcc9a9b01", kill_on_drop: false }`
[INFO] [stdout] 188870eb61a7a9839fd5b41bdf22a5611e570d131545b5d6a344939dcc9a9b01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-29/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5570d6038b0a38ae08c0c5d226c7d797642ea071d994ea73a2ee70f18c1efff2
[INFO] running `Command { std: "docker" "start" "-a" "5570d6038b0a38ae08c0c5d226c7d797642ea071d994ea73a2ee70f18c1efff2", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `c1`
[INFO] [stderr]   --> src/lib.rs:33:16
[INFO] [stderr]    |
[INFO] [stderr] 33 |     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:33:34
[INFO] [stderr]    |
[INFO] [stderr] 33 |     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: enum is never used: `Teritiary`
[INFO] [stderr]   --> src/lib.rs:21:10
[INFO] [stderr]    |
[INFO] [stderr] 21 |     enum Teritiary {
[INFO] [stderr]    |          ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mixing_colours` (lib) generated 3 warnings
[INFO] [stderr] warning: `mixing_colours` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/mixing_colours-5b5ab0c9c4eb9d9f)
[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/mixing_colours-787a0f7457b2c1a8)
[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 mixing_colours
[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" "5570d6038b0a38ae08c0c5d226c7d797642ea071d994ea73a2ee70f18c1efff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5570d6038b0a38ae08c0c5d226c7d797642ea071d994ea73a2ee70f18c1efff2", kill_on_drop: false }`
[INFO] [stdout] 5570d6038b0a38ae08c0c5d226c7d797642ea071d994ea73a2ee70f18c1efff2