[INFO] fetching crate fish1_chapter14 0.1.0...
[INFO] testing fish1_chapter14-0.1.0 against master#1871252fc8bb672d40787e67404e6eaae7059369 for pr-125151
[INFO] extracting crate fish1_chapter14 0.1.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate fish1_chapter14 0.1.0 on toolchain 1871252fc8bb672d40787e67404e6eaae7059369
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fish1_chapter14 0.1.0
[INFO] finished tweaking crates.io crate fish1_chapter14 0.1.0
[INFO] tweaked toml for crates.io crate fish1_chapter14 0.1.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate fish1_chapter14 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" "+1871252fc8bb672d40787e67404e6eaae7059369" "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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 022355d8f575942ff2a05ff4b425806b3c5f0ea7802e46733994d2e21610b365
[INFO] running `Command { std: "docker" "start" "-a" "022355d8f575942ff2a05ff4b425806b3c5f0ea7802e46733994d2e21610b365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "022355d8f575942ff2a05ff4b425806b3c5f0ea7802e46733994d2e21610b365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "022355d8f575942ff2a05ff4b425806b3c5f0ea7802e46733994d2e21610b365", kill_on_drop: false }`
[INFO] [stdout] 022355d8f575942ff2a05ff4b425806b3c5f0ea7802e46733994d2e21610b365
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2fd99e54acf33e4f4f5ac380fb1793a2e7b81e5a6ce9b4d296db0d231ffd400
[INFO] running `Command { std: "docker" "start" "-a" "e2fd99e54acf33e4f4f5ac380fb1793a2e7b81e5a6ce9b4d296db0d231ffd400", kill_on_drop: false }`
[INFO] [stderr]    Compiling fish1_chapter14 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `color1`
[INFO] [stdout]   --> src/lib.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color2`
[INFO] [stdout]   --> src/lib.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "e2fd99e54acf33e4f4f5ac380fb1793a2e7b81e5a6ce9b4d296db0d231ffd400", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2fd99e54acf33e4f4f5ac380fb1793a2e7b81e5a6ce9b4d296db0d231ffd400", kill_on_drop: false }`
[INFO] [stdout] e2fd99e54acf33e4f4f5ac380fb1793a2e7b81e5a6ce9b4d296db0d231ffd400
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3fa5ffd71ef78841c1ed53374cbf05e8d7cf3918a6c9cc8b3c77c6831d9e4520
[INFO] running `Command { std: "docker" "start" "-a" "3fa5ffd71ef78841c1ed53374cbf05e8d7cf3918a6c9cc8b3c77c6831d9e4520", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `color1`
[INFO] [stdout]   --> src/lib.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fish1_chapter14 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `color2`
[INFO] [stdout]   --> src/lib.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color1`
[INFO] [stdout]   --> src/lib.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color2`
[INFO] [stdout]   --> src/lib.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "3fa5ffd71ef78841c1ed53374cbf05e8d7cf3918a6c9cc8b3c77c6831d9e4520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fa5ffd71ef78841c1ed53374cbf05e8d7cf3918a6c9cc8b3c77c6831d9e4520", kill_on_drop: false }`
[INFO] [stdout] 3fa5ffd71ef78841c1ed53374cbf05e8d7cf3918a6c9cc8b3c77c6831d9e4520
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+1871252fc8bb672d40787e67404e6eaae7059369" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28db7601156528e8c33e846cc4edd11d26b4f71af6bdc5f9a15da16b6307278b
[INFO] running `Command { std: "docker" "start" "-a" "28db7601156528e8c33e846cc4edd11d26b4f71af6bdc5f9a15da16b6307278b", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `color1`
[INFO] [stderr]   --> src/lib.rs:35:16
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stderr]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color2`
[INFO] [stderr]   --> src/lib.rs:35:38
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stderr]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stderr] 
[INFO] [stderr] warning: `fish1_chapter14` (lib) generated 2 warnings
[INFO] [stderr] warning: `fish1_chapter14` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fish1_chapter14-ae3c29f33e214d33)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::add_one_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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/fish1_chapter14-4213092e876c785e)
[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 fish1_chapter14
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - add_one (line 12) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - add_one (line 12) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chapter14`
[INFO] [stdout]  --> src/lib.rs:14:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | let answer = chapter14::add_one(arg);
[INFO] [stdout]   |              ^^^^^^^^^ use of undeclared crate or module `chapter14`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 - add_one (line 12)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "28db7601156528e8c33e846cc4edd11d26b4f71af6bdc5f9a15da16b6307278b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28db7601156528e8c33e846cc4edd11d26b4f71af6bdc5f9a15da16b6307278b", kill_on_drop: false }`
[INFO] [stdout] 28db7601156528e8c33e846cc4edd11d26b4f71af6bdc5f9a15da16b6307278b
[INFO] testing fish1_chapter14-0.1.0 against try#b642703cf9526da1e72c0b6755753b939a9c6b6d for pr-125151
[INFO] extracting crate fish1_chapter14 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate fish1_chapter14 0.1.0 on toolchain b642703cf9526da1e72c0b6755753b939a9c6b6d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fish1_chapter14 0.1.0
[INFO] finished tweaking crates.io crate fish1_chapter14 0.1.0
[INFO] tweaked toml for crates.io crate fish1_chapter14 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate fish1_chapter14 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" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48945078eb818504eba0e42f740dbdcf6388225c90fcd85836b831e4156517a2
[INFO] running `Command { std: "docker" "start" "-a" "48945078eb818504eba0e42f740dbdcf6388225c90fcd85836b831e4156517a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48945078eb818504eba0e42f740dbdcf6388225c90fcd85836b831e4156517a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48945078eb818504eba0e42f740dbdcf6388225c90fcd85836b831e4156517a2", kill_on_drop: false }`
[INFO] [stdout] 48945078eb818504eba0e42f740dbdcf6388225c90fcd85836b831e4156517a2
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3cbfd4ccd0b15bd4d8d74955ddf7250868739abf766b7da54c4e8a7740495981
[INFO] running `Command { std: "docker" "start" "-a" "3cbfd4ccd0b15bd4d8d74955ddf7250868739abf766b7da54c4e8a7740495981", kill_on_drop: false }`
[INFO] [stderr]    Compiling fish1_chapter14 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `color1`
[INFO] [stdout]   --> src/lib.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color2`
[INFO] [stdout]   --> src/lib.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "3cbfd4ccd0b15bd4d8d74955ddf7250868739abf766b7da54c4e8a7740495981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cbfd4ccd0b15bd4d8d74955ddf7250868739abf766b7da54c4e8a7740495981", kill_on_drop: false }`
[INFO] [stdout] 3cbfd4ccd0b15bd4d8d74955ddf7250868739abf766b7da54c4e8a7740495981
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfcfb3a30fbf2f5d009499f6e2dc0560caee66d383c0fe5c6d81ccf987ca0947
[INFO] running `Command { std: "docker" "start" "-a" "cfcfb3a30fbf2f5d009499f6e2dc0560caee66d383c0fe5c6d81ccf987ca0947", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `color1`
[INFO] [stdout]   --> src/lib.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling fish1_chapter14 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `color2`
[INFO] [stdout]   --> src/lib.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color1`
[INFO] [stdout]   --> src/lib.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `color2`
[INFO] [stdout]   --> src/lib.rs:35:38
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stdout]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "cfcfb3a30fbf2f5d009499f6e2dc0560caee66d383c0fe5c6d81ccf987ca0947", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfcfb3a30fbf2f5d009499f6e2dc0560caee66d383c0fe5c6d81ccf987ca0947", kill_on_drop: false }`
[INFO] [stdout] cfcfb3a30fbf2f5d009499f6e2dc0560caee66d383c0fe5c6d81ccf987ca0947
[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@sha256:59a85a07ab18ca8720692f8e61effa1c651d9e2ca591e072c2b212bb91a6b8b5" "/opt/rustwide/cargo-home/bin/cargo" "+b642703cf9526da1e72c0b6755753b939a9c6b6d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f4abddbdc2f44596265b0c07ad081f9510d9365ec09fb93171b4c34f0b0a7cd0
[INFO] running `Command { std: "docker" "start" "-a" "f4abddbdc2f44596265b0c07ad081f9510d9365ec09fb93171b4c34f0b0a7cd0", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `color1`
[INFO] [stderr]   --> src/lib.rs:35:16
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stderr]    |                ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color1`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `color2`
[INFO] [stderr]   --> src/lib.rs:35:38
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn mix(color1: PrimaryColor, color2: PrimaryColor) -> SecondaryColor {
[INFO] [stderr]    |                                      ^^^^^^ help: if this is intentional, prefix it with an underscore: `_color2`
[INFO] [stderr] 
[INFO] [stderr] warning: `fish1_chapter14` (lib) generated 2 warnings
[INFO] [stderr] warning: `fish1_chapter14` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/fish1_chapter14-ae3c29f33e214d33)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test::add_one_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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/fish1_chapter14-4213092e876c785e)
[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 fish1_chapter14
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - add_one (line 12) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - add_one (line 12) stdout ----
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `chapter14`
[INFO] [stdout]  --> src/lib.rs:14:14
[INFO] [stdout]   |
[INFO] [stdout] 4 | let answer = chapter14::add_one(arg);
[INFO] [stdout]   |              ^^^^^^^^^ use of undeclared crate or module `chapter14`
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 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 - add_one (line 12)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "f4abddbdc2f44596265b0c07ad081f9510d9365ec09fb93171b4c34f0b0a7cd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4abddbdc2f44596265b0c07ad081f9510d9365ec09fb93171b4c34f0b0a7cd0", kill_on_drop: false }`
[INFO] [stdout] f4abddbdc2f44596265b0c07ad081f9510d9365ec09fb93171b4c34f0b0a7cd0
