[INFO] cloning repository https://github.com/rickhall2000/animals-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rickhall2000/animals-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frickhall2000%2Fanimals-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frickhall2000%2Fanimals-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cbf78ec79b46b8ebf2820d8d899889e005b0066e
[INFO] testing rickhall2000/animals-rust against 1.91.0 for beta-1.92-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frickhall2000%2Fanimals-rust" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rickhall2000/animals-rust
[INFO] finished tweaking git repo https://github.com/rickhall2000/animals-rust
[INFO] tweaked toml for git repo https://github.com/rickhall2000/animals-rust written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rickhall2000/animals-rust on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rickhall2000/animals-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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 482012a6f599ceda18c76e25443be2c0023c215b02c5ef8546d6a519535aaf74
[INFO] running `Command { std: "docker" "start" "-a" "482012a6f599ceda18c76e25443be2c0023c215b02c5ef8546d6a519535aaf74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "482012a6f599ceda18c76e25443be2c0023c215b02c5ef8546d6a519535aaf74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482012a6f599ceda18c76e25443be2c0023c215b02c5ef8546d6a519535aaf74", kill_on_drop: false }`
[INFO] [stdout] 482012a6f599ceda18c76e25443be2c0023c215b02c5ef8546d6a519535aaf74
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9e99760ce04b70f015a6aa21ef01ca1484ee7f73635830e063a66ffa36f930b
[INFO] running `Command { std: "docker" "start" "-a" "d9e99760ce04b70f015a6aa21ef01ca1484ee7f73635830e063a66ffa36f930b", kill_on_drop: false }`
[INFO] [stderr]    Compiling animals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `new_leaf_id`
[INFO] [stdout]    --> src/main.rs:157:21
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 let new_leaf_id = questions.add_question(new_leaf);
[INFO] [stdout]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_leaf_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_branch_id`
[INFO] [stdout]    --> src/main.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |                 let new_branch_id = questions.add_question(new_branch);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_branch_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_question_mut` is never used
[INFO] [stdout]   --> src/main.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl QuestionList {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 90 |     fn get_question_mut(&mut self, id: i32) -> Option<&mut Question> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "d9e99760ce04b70f015a6aa21ef01ca1484ee7f73635830e063a66ffa36f930b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9e99760ce04b70f015a6aa21ef01ca1484ee7f73635830e063a66ffa36f930b", kill_on_drop: false }`
[INFO] [stdout] d9e99760ce04b70f015a6aa21ef01ca1484ee7f73635830e063a66ffa36f930b
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f98cb7924c1d1e6f85bf6a2e9e582cfd63d02c8bdf504268f1f27f4bfec6ed3
[INFO] running `Command { std: "docker" "start" "-a" "6f98cb7924c1d1e6f85bf6a2e9e582cfd63d02c8bdf504268f1f27f4bfec6ed3", kill_on_drop: false }`
[INFO] [stderr]    Compiling animals v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `new_leaf_id`
[INFO] [stdout]    --> src/main.rs:157:21
[INFO] [stdout]     |
[INFO] [stdout] 157 |                 let new_leaf_id = questions.add_question(new_leaf);
[INFO] [stdout]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_leaf_id`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `new_branch_id`
[INFO] [stdout]    --> src/main.rs:158:21
[INFO] [stdout]     |
[INFO] [stdout] 158 |                 let new_branch_id = questions.add_question(new_branch);
[INFO] [stdout]     |                     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_branch_id`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `get_question_mut` is never used
[INFO] [stdout]   --> src/main.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 60 | impl QuestionList {
[INFO] [stdout]    | ----------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 90 |     fn get_question_mut(&mut self, id: i32) -> Option<&mut Question> {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "6f98cb7924c1d1e6f85bf6a2e9e582cfd63d02c8bdf504268f1f27f4bfec6ed3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f98cb7924c1d1e6f85bf6a2e9e582cfd63d02c8bdf504268f1f27f4bfec6ed3", kill_on_drop: false }`
[INFO] [stdout] 6f98cb7924c1d1e6f85bf6a2e9e582cfd63d02c8bdf504268f1f27f4bfec6ed3
[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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5ac0e0def9eec1c93865d174784e97e006debd012b6fda27e3d706845b940eb6
[INFO] running `Command { std: "docker" "start" "-a" "5ac0e0def9eec1c93865d174784e97e006debd012b6fda27e3d706845b940eb6", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `new_leaf_id`
[INFO] [stderr]    --> src/main.rs:157:21
[INFO] [stderr]     |
[INFO] [stderr] 157 |                 let new_leaf_id = questions.add_question(new_leaf);
[INFO] [stderr]     |                     ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_leaf_id`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `new_branch_id`
[INFO] [stderr]    --> src/main.rs:158:21
[INFO] [stderr]     |
[INFO] [stderr] 158 |                 let new_branch_id = questions.add_question(new_branch);
[INFO] [stderr]     |                     ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_new_branch_id`
[INFO] [stderr] 
[INFO] [stderr] warning: method `get_question_mut` is never used
[INFO] [stderr]   --> src/main.rs:90:8
[INFO] [stderr]    |
[INFO] [stderr] 60 | impl QuestionList {
[INFO] [stderr]    | ----------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 90 |     fn get_question_mut(&mut self, id: i32) -> Option<&mut Question> {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `animals` (bin "animals" test) generated 3 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/animals-1c8d31fc235f6d66)
[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" "5ac0e0def9eec1c93865d174784e97e006debd012b6fda27e3d706845b940eb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ac0e0def9eec1c93865d174784e97e006debd012b6fda27e3d706845b940eb6", kill_on_drop: false }`
[INFO] [stdout] 5ac0e0def9eec1c93865d174784e97e006debd012b6fda27e3d706845b940eb6