[INFO] cloning repository https://github.com/nthieu173/disastle-ai-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nthieu173/disastle-ai-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnthieu173%2Fdisastle-ai-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnthieu173%2Fdisastle-ai-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4297ecb9d79fa8d098be3b1a75b979a44e2ca61b
[INFO] testing nthieu173/disastle-ai-rust against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnthieu173%2Fdisastle-ai-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/nthieu173/disastle-ai-rust
[INFO] finished tweaking git repo https://github.com/nthieu173/disastle-ai-rust
[INFO] tweaked toml for git repo https://github.com/nthieu173/disastle-ai-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/nthieu173/disastle-ai-rust on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/nthieu173/disastle-ai-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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/nthieu173/disastle-castle-rust.git`
[INFO] [stderr]     Updating git repository `https://github.com/nthieu173/disastle-rust.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ron v0.6.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 22e8a14fe71538f190ef6dc007a2aa61031f5f13e7b5a91f07131bc16a61ee02
[INFO] running `Command { std: "docker" "start" "-a" "22e8a14fe71538f190ef6dc007a2aa61031f5f13e7b5a91f07131bc16a61ee02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22e8a14fe71538f190ef6dc007a2aa61031f5f13e7b5a91f07131bc16a61ee02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22e8a14fe71538f190ef6dc007a2aa61031f5f13e7b5a91f07131bc16a61ee02", kill_on_drop: false }`
[INFO] [stdout] 22e8a14fe71538f190ef6dc007a2aa61031f5f13e7b5a91f07131bc16a61ee02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 644449c79ed4add563728c4acbdcc42b5fbb9d27f75ed7abe1661eeeb6cfd5fb
[INFO] running `Command { std: "docker" "start" "-a" "644449c79ed4add563728c4acbdcc42b5fbb9d27f75ed7abe1661eeeb6cfd5fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling syn v1.0.75
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]    Compiling serde v1.0.129
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling disastle-castle-rust v0.1.0 (https://github.com/nthieu173/disastle-castle-rust.git#458d090b)
[INFO] [stderr]    Compiling ron v0.6.4
[INFO] [stderr]    Compiling disastle-rust v0.1.0 (https://github.com/nthieu173/disastle-rust.git#6970b0b5)
[INFO] [stderr]    Compiling disastle-ai-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mcts.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let mut child = curr.children.get_mut(&action).unwrap();
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/mcts.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         drop(leaf);
[INFO] [stdout]    |         ^^^^^----^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `&mut ShallowNode`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 37 -         drop(leaf);
[INFO] [stdout] 37 +         let _ = leaf;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.91s
[INFO] running `Command { std: "docker" "inspect" "644449c79ed4add563728c4acbdcc42b5fbb9d27f75ed7abe1661eeeb6cfd5fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644449c79ed4add563728c4acbdcc42b5fbb9d27f75ed7abe1661eeeb6cfd5fb", kill_on_drop: false }`
[INFO] [stdout] 644449c79ed4add563728c4acbdcc42b5fbb9d27f75ed7abe1661eeeb6cfd5fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d75f6b3b5c4d62a629e91fc3b9c746a460b6dda70990ead9bf92ae7ea722ef2b
[INFO] running `Command { std: "docker" "start" "-a" "d75f6b3b5c4d62a629e91fc3b9c746a460b6dda70990ead9bf92ae7ea722ef2b", kill_on_drop: false }`
[INFO] [stderr]    Compiling disastle-ai-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/mcts.rs:15:17
[INFO] [stdout]    |
[INFO] [stdout] 15 |             let mut child = curr.children.get_mut(&action).unwrap();
[INFO] [stdout]    |                 ----^^^^^
[INFO] [stdout]    |                 |
[INFO] [stdout]    |                 help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]   --> src/mcts.rs:37:9
[INFO] [stdout]    |
[INFO] [stdout] 37 |         drop(leaf);
[INFO] [stdout]    |         ^^^^^----^
[INFO] [stdout]    |              |
[INFO] [stdout]    |              argument has type `&mut ShallowNode`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]    |
[INFO] [stdout] 37 -         drop(leaf);
[INFO] [stdout] 37 +         let _ = leaf;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "d75f6b3b5c4d62a629e91fc3b9c746a460b6dda70990ead9bf92ae7ea722ef2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d75f6b3b5c4d62a629e91fc3b9c746a460b6dda70990ead9bf92ae7ea722ef2b", kill_on_drop: false }`
[INFO] [stdout] d75f6b3b5c4d62a629e91fc3b9c746a460b6dda70990ead9bf92ae7ea722ef2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 4bf53afef69a06a44e623ff01b1a65ed3799b887273616992d62c788bfe9c204
[INFO] running `Command { std: "docker" "start" "-a" "4bf53afef69a06a44e623ff01b1a65ed3799b887273616992d62c788bfe9c204", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/mcts.rs:15:17
[INFO] [stderr]    |
[INFO] [stderr] 15 |             let mut child = curr.children.get_mut(&action).unwrap();
[INFO] [stderr]    |                 ----^^^^^
[INFO] [stderr]    |                 |
[INFO] [stderr]    |                 help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]   --> src/mcts.rs:37:9
[INFO] [stderr]    |
[INFO] [stderr] 37 |         drop(leaf);
[INFO] [stderr]    |         ^^^^^----^
[INFO] [stderr]    |              |
[INFO] [stderr]    |              argument has type `&mut ShallowNode`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]    |
[INFO] [stderr] 37 -         drop(leaf);
[INFO] [stderr] 37 +         let _ = leaf;
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `disastle-ai-rust` (bin "disastle-ai-rust" test) generated 2 warnings (run `cargo fix --bin "disastle-ai-rust" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/disastle_ai_rust-82c0f431e4bd040b)
[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" "4bf53afef69a06a44e623ff01b1a65ed3799b887273616992d62c788bfe9c204", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bf53afef69a06a44e623ff01b1a65ed3799b887273616992d62c788bfe9c204", kill_on_drop: false }`
[INFO] [stdout] 4bf53afef69a06a44e623ff01b1a65ed3799b887273616992d62c788bfe9c204