[INFO] cloning repository https://github.com/Dirlandets/rust-udemy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Dirlandets/rust-udemy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDirlandets%2Frust-udemy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDirlandets%2Frust-udemy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 49d8a3c7d0b005274f3246d44323f9f46b8317b2
[INFO] checking Dirlandets/rust-udemy against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDirlandets%2Frust-udemy" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Dirlandets/rust-udemy on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Dirlandets/rust-udemy
[INFO] finished tweaking git repo https://github.com/Dirlandets/rust-udemy
[INFO] tweaked toml for git repo https://github.com/Dirlandets/rust-udemy written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Dirlandets/rust-udemy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fddedd0c156a9bf6311071a1764cfbd2543fafca4391a944de5dd72fd2d314c2
[INFO] running `Command { std: "docker" "start" "-a" "fddedd0c156a9bf6311071a1764cfbd2543fafca4391a944de5dd72fd2d314c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fddedd0c156a9bf6311071a1764cfbd2543fafca4391a944de5dd72fd2d314c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fddedd0c156a9bf6311071a1764cfbd2543fafca4391a944de5dd72fd2d314c2", kill_on_drop: false }`
[INFO] [stdout] fddedd0c156a9bf6311071a1764cfbd2543fafca4391a944de5dd72fd2d314c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d718b5f2a3189cda5a23970fcb3dcd7a5f1e206d5b0779c89da87acc1414d436
[INFO] running `Command { std: "docker" "start" "-a" "d718b5f2a3189cda5a23970fcb3dcd7a5f1e206d5b0779c89da87acc1414d436", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]     Checking bytesize v1.0.0
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking memchr v1.0.2
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking nom v3.2.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking systemstat v0.1.5
[INFO] [stderr]     Checking course v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/part_4_data_structures/generics.rs (2 fixes)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/part_4_data_structures/enums.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         _ => String::from("SOME COLOR")
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/part_4_data_structures/enums.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         _ => String::from("SOME COLOR")
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `State`
[INFO] [stdout]  --> src/part_3_control_flow/combination_lock.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum State {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/part_3_control_flow/combination_lock.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]  --> src/part_4_data_structures/enums.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Red,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blue`
[INFO] [stdout]  --> src/part_4_data_structures/enums.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Blue,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/part_4_data_structures/generics.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     x: T,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]   --> src/part_4_data_structures/generics.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     y: T
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> src/part_4_data_structures/generics.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     start: Point<T>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]   --> src/part_4_data_structures/generics.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     end: Point<T>
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `State`
[INFO] [stdout]  --> src/part_3_control_flow/combination_lock.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum State {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/part_3_control_flow/combination_lock.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]  --> src/part_4_data_structures/enums.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Red,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blue`
[INFO] [stdout]  --> src/part_4_data_structures/enums.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Blue,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/part_4_data_structures/generics.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     x: T,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]   --> src/part_4_data_structures/generics.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     y: T
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> src/part_4_data_structures/generics.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     start: Point<T>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]   --> src/part_4_data_structures/generics.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     end: Point<T>
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.28s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Checking course v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/part_4_data_structures/enums.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         _ => String::from("SOME COLOR")
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/part_4_data_structures/enums.rs:100:9
[INFO] [stdout]     |
[INFO] [stdout] 100 |         _ => String::from("SOME COLOR")
[INFO] [stdout]     |         ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `State`
[INFO] [stdout]  --> src/part_3_control_flow/combination_lock.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum State {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/part_3_control_flow/combination_lock.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]  --> src/part_4_data_structures/enums.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Red,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blue`
[INFO] [stdout]  --> src/part_4_data_structures/enums.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Blue,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/part_4_data_structures/generics.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     x: T,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]   --> src/part_4_data_structures/generics.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     y: T
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> src/part_4_data_structures/generics.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     start: Point<T>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]   --> src/part_4_data_structures/generics.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     end: Point<T>
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum is never used: `State`
[INFO] [stdout]  --> src/part_3_control_flow/combination_lock.rs:3:6
[INFO] [stdout]   |
[INFO] [stdout] 3 | enum State {
[INFO] [stdout]   |      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/part_3_control_flow/combination_lock.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn run() {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Red`
[INFO] [stdout]  --> src/part_4_data_structures/enums.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     Red,
[INFO] [stdout]   |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Blue`
[INFO] [stdout]  --> src/part_4_data_structures/enums.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     Blue,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `x`
[INFO] [stdout]  --> src/part_4_data_structures/generics.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     x: T,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `y`
[INFO] [stdout]   --> src/part_4_data_structures/generics.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     y: T
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `start`
[INFO] [stdout]   --> src/part_4_data_structures/generics.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 |     start: Point<T>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `end`
[INFO] [stdout]   --> src/part_4_data_structures/generics.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     end: Point<T>
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "d718b5f2a3189cda5a23970fcb3dcd7a5f1e206d5b0779c89da87acc1414d436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d718b5f2a3189cda5a23970fcb3dcd7a5f1e206d5b0779c89da87acc1414d436", kill_on_drop: false }`
[INFO] [stdout] d718b5f2a3189cda5a23970fcb3dcd7a5f1e206d5b0779c89da87acc1414d436