[INFO] fetching crate my_rusty_code 0.1.1...
[INFO] testing my_rusty_code-0.1.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate my_rusty_code 0.1.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate my_rusty_code 0.1.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate my_rusty_code 0.1.1
[INFO] finished tweaking crates.io crate my_rusty_code 0.1.1
[INFO] tweaked toml for crates.io crate my_rusty_code 0.1.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dd9ebd0fe5b3e43e4a6448035183463afecf70760db95666613b2deef40573a5
[INFO] running `Command { std: "docker" "start" "-a" "dd9ebd0fe5b3e43e4a6448035183463afecf70760db95666613b2deef40573a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd9ebd0fe5b3e43e4a6448035183463afecf70760db95666613b2deef40573a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd9ebd0fe5b3e43e4a6448035183463afecf70760db95666613b2deef40573a5", kill_on_drop: false }`
[INFO] [stdout] dd9ebd0fe5b3e43e4a6448035183463afecf70760db95666613b2deef40573a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe1eef0b27401231e1b6eb658777712a121b486381eba3e646a4027b3cd4e93c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fe1eef0b27401231e1b6eb658777712a121b486381eba3e646a4027b3cd4e93c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling my_rusty_code v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "fe1eef0b27401231e1b6eb658777712a121b486381eba3e646a4027b3cd4e93c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe1eef0b27401231e1b6eb658777712a121b486381eba3e646a4027b3cd4e93c", kill_on_drop: false }`
[INFO] [stdout] fe1eef0b27401231e1b6eb658777712a121b486381eba3e646a4027b3cd4e93c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5af965fd2175010c69adae9840e64f5f097c8c74a8faf3f6400961abb69f23e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "e5af965fd2175010c69adae9840e64f5f097c8c74a8faf3f6400961abb69f23e", kill_on_drop: false }`
[INFO] [stderr]    Compiling my_rusty_code v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "e5af965fd2175010c69adae9840e64f5f097c8c74a8faf3f6400961abb69f23e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5af965fd2175010c69adae9840e64f5f097c8c74a8faf3f6400961abb69f23e", kill_on_drop: false }`
[INFO] [stdout] e5af965fd2175010c69adae9840e64f5f097c8c74a8faf3f6400961abb69f23e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 19a093a1982d1988c6c2600ae1fb44db88387e8515b0298dd16329ba0cc837c4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "19a093a1982d1988c6c2600ae1fb44db88387e8515b0298dd16329ba0cc837c4", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/Color-8192b413bc20261f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests Color
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - RGB::inverted (line 36) ... FAILED
[INFO] [stdout] test src/lib.rs - luminance (line 7) ... FAILED
[INFO] [stdout] test src/lib.rs - RGB (line 25) ... FAILED
[INFO] [stdout] test src/lib.rs - RGB::contrast_ratio (line 57) ... FAILED
[INFO] [stdout] test src/lib.rs - RGB::to_hex (line 48) ... FAILED
[INFO] [stdout] test src/lib.rs - RGB::from_hex (line 67) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - RGB::inverted (line 36) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `rgb` in this scope
[INFO] [stdout]  --> src/lib.rs:37:20
[INFO] [stdout]   |
[INFO] [stdout] 3 | let inverted_rgb = rgb.inverted();
[INFO] [stdout]   |                    ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `rgb` in this scope
[INFO] [stdout]  --> src/lib.rs:38:33
[INFO] [stdout]   |
[INFO] [stdout] 4 |     assert_eq!([255, 255, 255], rgb.0);
[INFO] [stdout]   |                                 ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - luminance (line 7) stdout ----
[INFO] [stdout] error[E0425]: cannot find function `luminance` in this scope
[INFO] [stdout]  --> src/lib.rs:8:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | let lum = luminance([255, 0, 255]);
[INFO] [stdout]   |           ^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this function
[INFO] [stdout]   |
[INFO] [stdout] 2 | use Color::luminance;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - RGB (line 25) stdout ----
[INFO] [stdout] error[E0425]: cannot find function, tuple struct or tuple variant `RGB` in this scope
[INFO] [stdout]  --> src/lib.rs:26:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | let rgb = RGB([0, 0, 0]);
[INFO] [stdout]   |           ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this tuple struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use Color::RGB;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - RGB::contrast_ratio (line 57) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `rgb` in this scope
[INFO] [stdout]  --> src/lib.rs:58:16
[INFO] [stdout]   |
[INFO] [stdout] 3 | let contrast = rgb.contrast_ratio([0, 0, 0]);
[INFO] [stdout]   |                ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - RGB::to_hex (line 48) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `rgb` in this scope
[INFO] [stdout]  --> src/lib.rs:49:17
[INFO] [stdout]   |
[INFO] [stdout] 3 | let color_hex = rgb.to_hex();
[INFO] [stdout]   |                 ^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/lib.rs - RGB::from_hex (line 67) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `RGB`
[INFO] [stdout]  --> src/lib.rs:68:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | let rgb2 = RGB::from_hex("#00ff00");
[INFO] [stdout]   |            ^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]   |
[INFO] [stdout] 2 | use Color::RGB;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - RGB (line 25)
[INFO] [stdout]     src/lib.rs - RGB::contrast_ratio (line 57)
[INFO] [stdout]     src/lib.rs - RGB::from_hex (line 67)
[INFO] [stdout]     src/lib.rs - RGB::inverted (line 36)
[INFO] [stdout]     src/lib.rs - RGB::to_hex (line 48)
[INFO] [stdout]     src/lib.rs - luminance (line 7)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "19a093a1982d1988c6c2600ae1fb44db88387e8515b0298dd16329ba0cc837c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19a093a1982d1988c6c2600ae1fb44db88387e8515b0298dd16329ba0cc837c4", kill_on_drop: false }`
[INFO] [stdout] 19a093a1982d1988c6c2600ae1fb44db88387e8515b0298dd16329ba0cc837c4