[INFO] cloning repository https://github.com/7adidaz/learning-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/7adidaz/learning-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7adidaz%2Flearning-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7adidaz%2Flearning-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e162365f25a23266103566b4a4bc8485452f7522
[INFO] testing 7adidaz/learning-rust against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F7adidaz%2Flearning-rust" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/7adidaz/learning-rust
[INFO] finished tweaking git repo https://github.com/7adidaz/learning-rust
[INFO] tweaked toml for git repo https://github.com/7adidaz/learning-rust written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/7adidaz/learning-rust on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/7adidaz/learning-rust 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] edea042803ea82a795188e4b87989b64d1aae5a08431157a51f67ce3df14a7b9
[INFO] running `Command { std: "docker" "start" "-a" "edea042803ea82a795188e4b87989b64d1aae5a08431157a51f67ce3df14a7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edea042803ea82a795188e4b87989b64d1aae5a08431157a51f67ce3df14a7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edea042803ea82a795188e4b87989b64d1aae5a08431157a51f67ce3df14a7b9", kill_on_drop: false }`
[INFO] [stdout] edea042803ea82a795188e4b87989b64d1aae5a08431157a51f67ce3df14a7b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 081eb02a56c30bb8579a6c7af22a3b7e63a132d1658fa6ab4b7ab5b8fbb739e0
[INFO] running `Command { std: "docker" "start" "-a" "081eb02a56c30bb8579a6c7af22a3b7e63a132d1658fa6ab4b7ab5b8fbb739e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling learning-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `location` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |     enum location {
[INFO] [stdout]    |          ^^^^^^^^ help: convert the identifier to upper camel case: `Location`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `lang` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         lang(f32),
[INFO] [stdout]    |         ^^^^ help: convert the identifier to upper camel case: `Lang`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `lat` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         lat(f32),
[INFO] [stdout]    |         ^^^ help: convert the identifier to upper camel case: `Lat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `complex` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 |     enum complex<T> {
[INFO] [stdout]    |          ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Complex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `real` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         real(T),
[INFO] [stdout]    |         ^^^^ help: convert the identifier to upper camel case: `Real`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `img` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         img(T),
[INFO] [stdout]    |         ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Img`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> src/main.rs:25:14
[INFO] [stdout]    |
[INFO] [stdout] 25 |         lang(f32),
[INFO] [stdout]    |         ---- ^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         field in this variant
[INFO] [stdout]    |
[INFO] [stdout]    = note: `location` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 25 -         lang(f32),
[INFO] [stdout] 25 +         lang(()),
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `lat` is never constructed
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 24 |     enum location {
[INFO] [stdout]    |          -------- variant in this enum
[INFO] [stdout] 25 |         lang(f32),
[INFO] [stdout] 26 |         lat(f32),
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `location` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `complex` is never used
[INFO] [stdout]   --> src/main.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 |     enum complex<T> {
[INFO] [stdout]    |          ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `bar_mut` and `into_bar` are never used
[INFO] [stdout]   --> src/main.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     impl<T> Foo<T> {
[INFO] [stdout]    |     -------------- methods in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 49 |         fn bar_mut(&mut self) -> &mut T {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 53 |         fn into_bar(self) -> T {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `Frobnicate` should have a snake case name
[INFO] [stdout]   --> src/main.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |         fn Frobnicate(self) -> Option<T>;
[INFO] [stdout]    |            ^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `frobnicate`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "081eb02a56c30bb8579a6c7af22a3b7e63a132d1658fa6ab4b7ab5b8fbb739e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "081eb02a56c30bb8579a6c7af22a3b7e63a132d1658fa6ab4b7ab5b8fbb739e0", kill_on_drop: false }`
[INFO] [stdout] 081eb02a56c30bb8579a6c7af22a3b7e63a132d1658fa6ab4b7ab5b8fbb739e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44269f9b364ddcff9a4ff946cb86dd4a72bd404817502ae08ddd9ba5cf2178a7
[INFO] running `Command { std: "docker" "start" "-a" "44269f9b364ddcff9a4ff946cb86dd4a72bd404817502ae08ddd9ba5cf2178a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling learning-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type `location` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:24:10
[INFO] [stdout]    |
[INFO] [stdout] 24 |     enum location {
[INFO] [stdout]    |          ^^^^^^^^ help: convert the identifier to upper camel case: `Location`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `lang` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         lang(f32),
[INFO] [stdout]    |         ^^^^ help: convert the identifier to upper camel case: `Lang`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `lat` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:26:9
[INFO] [stdout]    |
[INFO] [stdout] 26 |         lat(f32),
[INFO] [stdout]    |         ^^^ help: convert the identifier to upper camel case: `Lat`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type `complex` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:34:10
[INFO] [stdout]    |
[INFO] [stdout] 34 |     enum complex<T> {
[INFO] [stdout]    |          ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Complex`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `real` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |         real(T),
[INFO] [stdout]    |         ^^^^ help: convert the identifier to upper camel case: `Real`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `img` should have an upper camel case name
[INFO] [stdout]   --> src/main.rs:36:9
[INFO] [stdout]    |
[INFO] [stdout] 36 |         img(T),
[INFO] [stdout]    |         ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Img`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait method `Frobnicate` should have a snake case name
[INFO] [stdout]   --> src/main.rs:63:12
[INFO] [stdout]    |
[INFO] [stdout] 63 |         fn Frobnicate(self) -> Option<T>;
[INFO] [stdout]    |            ^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `frobnicate`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "44269f9b364ddcff9a4ff946cb86dd4a72bd404817502ae08ddd9ba5cf2178a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44269f9b364ddcff9a4ff946cb86dd4a72bd404817502ae08ddd9ba5cf2178a7", kill_on_drop: false }`
[INFO] [stdout] 44269f9b364ddcff9a4ff946cb86dd4a72bd404817502ae08ddd9ba5cf2178a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f7a4575eac00005f04916fa568e422cbc58aa5f6735d98ee4cad7e56b12825b7
[INFO] running `Command { std: "docker" "start" "-a" "f7a4575eac00005f04916fa568e422cbc58aa5f6735d98ee4cad7e56b12825b7", kill_on_drop: false }`
[INFO] [stderr] warning: type `location` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:24:10
[INFO] [stderr]    |
[INFO] [stderr] 24 |     enum location {
[INFO] [stderr]    |          ^^^^^^^^ help: convert the identifier to upper camel case: `Location`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant `lang` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         lang(f32),
[INFO] [stderr]    |         ^^^^ help: convert the identifier to upper camel case: `Lang`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `lat` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         lat(f32),
[INFO] [stderr]    |         ^^^ help: convert the identifier to upper camel case: `Lat`
[INFO] [stderr] 
[INFO] [stderr] warning: type `complex` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:34:10
[INFO] [stderr]    |
[INFO] [stderr] 34 |     enum complex<T> {
[INFO] [stderr]    |          ^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `Complex`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `real` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         real(T),
[INFO] [stderr]    |         ^^^^ help: convert the identifier to upper camel case: `Real`
[INFO] [stderr] 
[INFO] [stderr] warning: variant `img` should have an upper camel case name
[INFO] [stderr]   --> src/main.rs:36:9
[INFO] [stderr]    |
[INFO] [stderr] 36 |         img(T),
[INFO] [stderr]    |         ^^^ help: convert the identifier to upper camel case (notice the capitalization): `Img`
[INFO] [stderr] 
[INFO] [stderr] warning: trait method `Frobnicate` should have a snake case name
[INFO] [stderr]   --> src/main.rs:63:12
[INFO] [stderr]    |
[INFO] [stderr] 63 |         fn Frobnicate(self) -> Option<T>;
[INFO] [stderr]    |            ^^^^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `frobnicate`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `learning-rust` (bin "learning-rust" test) generated 7 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/learning_rust-c66273667281fea0)
[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" "f7a4575eac00005f04916fa568e422cbc58aa5f6735d98ee4cad7e56b12825b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7a4575eac00005f04916fa568e422cbc58aa5f6735d98ee4cad7e56b12825b7", kill_on_drop: false }`
[INFO] [stdout] f7a4575eac00005f04916fa568e422cbc58aa5f6735d98ee4cad7e56b12825b7
