[INFO] cloning repository https://github.com/Bigxage/rust-ownership-lab
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bigxage/rust-ownership-lab" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBigxage%2Frust-ownership-lab", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBigxage%2Frust-ownership-lab'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d1b49626ad3d737155f131236a0d3e5c5255796c
[INFO] checking Bigxage/rust-ownership-lab against master#f2c70877a7dbc51cd98e2d5d25209b24d4a586d5 for pr-150097
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBigxage%2Frust-ownership-lab" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Bigxage/rust-ownership-lab
[INFO] finished tweaking git repo https://github.com/Bigxage/rust-ownership-lab
[INFO] tweaked toml for git repo https://github.com/Bigxage/rust-ownership-lab written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Bigxage/rust-ownership-lab on toolchain f2c70877a7dbc51cd98e2d5d25209b24d4a586d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Bigxage/rust-ownership-lab 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" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61132b49971c71c8b541a90766dc08f369cb22d63c138d887d715511e86083cd
[INFO] running `Command { std: "docker" "start" "-a" "61132b49971c71c8b541a90766dc08f369cb22d63c138d887d715511e86083cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61132b49971c71c8b541a90766dc08f369cb22d63c138d887d715511e86083cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61132b49971c71c8b541a90766dc08f369cb22d63c138d887d715511e86083cd", kill_on_drop: false }`
[INFO] [stdout] 61132b49971c71c8b541a90766dc08f369cb22d63c138d887d715511e86083cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+f2c70877a7dbc51cd98e2d5d25209b24d4a586d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53bd6614f415c1229d5cfc6cd5a8bfb2cc9e6365b2249656b255f4315118d822
[INFO] running `Command { std: "docker" "start" "-a" "53bd6614f415c1229d5cfc6cd5a8bfb2cc9e6365b2249656b255f4315118d822", kill_on_drop: false }`
[INFO] [stderr]     Checking ownership_lab v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `ownership_lab`
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider adding a `main` function to `src/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ownership_lab` (bin "ownership_lab") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unused variable: `list`
[INFO] [stdout]   --> src/bin/day31_smart_pointers.rs:14:9
[INFO] [stdout]    |
[INFO] [stdout] 14 |     let list = Cons(1, Box::new(Cons(2, Box::new(Cons(3, Box::new(Nil))))));
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_list`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `0` and `1` are never read
[INFO] [stdout]  --> src/bin/day31_smart_pointers.rs:6:10
[INFO] [stdout]   |
[INFO] [stdout] 6 |     Cons(i32, Box<List>),
[INFO] [stdout]   |     ---- ^^^  ^^^^^^^^^
[INFO] [stdout]   |     |
[INFO] [stdout]   |     fields in this variant
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the fields to be of unit type to suppress this warning while preserving the field numbering, or remove the fields
[INFO] [stdout]   |
[INFO] [stdout] 6 -     Cons(i32, Box<List>),
[INFO] [stdout] 6 +     Cons((), ()),
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `name` and `age` are never read
[INFO] [stdout]   --> src/bin/day24_generics.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | struct User {
[INFO] [stdout]    |        ---- fields in this struct
[INFO] [stdout]  9 |     name: String,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout] 10 |     age: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `User` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `calculate_tax` is never used
[INFO] [stdout]  --> src/bin/day19_testing.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn calculate_tax(amount: u64) -> u64 {
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `send_sol` is never used
[INFO] [stdout]  --> src/bin/day19_testing.rs:6:4
[INFO] [stdout]   |
[INFO] [stdout] 6 | fn send_sol(amount: u64) -> bool {
[INFO] [stdout]   |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "53bd6614f415c1229d5cfc6cd5a8bfb2cc9e6365b2249656b255f4315118d822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53bd6614f415c1229d5cfc6cd5a8bfb2cc9e6365b2249656b255f4315118d822", kill_on_drop: false }`
[INFO] [stdout] 53bd6614f415c1229d5cfc6cd5a8bfb2cc9e6365b2249656b255f4315118d822
