[INFO] cloning repository https://github.com/whzup/minimax.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whzup/minimax.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhzup%2Fminimax.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhzup%2Fminimax.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2750db59a500a2eedafd646ecf1eb32e5cb69b8
[INFO] testing whzup/minimax.rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhzup%2Fminimax.rs" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whzup/minimax.rs on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/whzup/minimax.rs
[INFO] finished tweaking git repo https://github.com/whzup/minimax.rs
[INFO] tweaked toml for git repo https://github.com/whzup/minimax.rs written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/whzup/minimax.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 75349961e32c7d74dc4b65a6d4a362029db0de383334838edb467c8ba4442a44
[INFO] running `Command { std: "docker" "start" "-a" "75349961e32c7d74dc4b65a6d4a362029db0de383334838edb467c8ba4442a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "75349961e32c7d74dc4b65a6d4a362029db0de383334838edb467c8ba4442a44", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75349961e32c7d74dc4b65a6d4a362029db0de383334838edb467c8ba4442a44", kill_on_drop: false }`
[INFO] [stdout] 75349961e32c7d74dc4b65a6d4a362029db0de383334838edb467c8ba4442a44
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e98641707e893895b63f682f263610c29cc585af87421c215482ed52820eaf59
[INFO] running `Command { std: "docker" "start" "-a" "e98641707e893895b63f682f263610c29cc585af87421c215482ed52820eaf59", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_trees v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/tree_lib/node.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/tree_lib/tree.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "e98641707e893895b63f682f263610c29cc585af87421c215482ed52820eaf59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e98641707e893895b63f682f263610c29cc585af87421c215482ed52820eaf59", kill_on_drop: false }`
[INFO] [stdout] e98641707e893895b63f682f263610c29cc585af87421c215482ed52820eaf59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc6cc8790f9613803b83d08ae80f3b91a39e321adb5fb625705f31b69c5f905c
[INFO] running `Command { std: "docker" "start" "-a" "cc6cc8790f9613803b83d08ae80f3b91a39e321adb5fb625705f31b69c5f905c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_trees v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "cc6cc8790f9613803b83d08ae80f3b91a39e321adb5fb625705f31b69c5f905c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc6cc8790f9613803b83d08ae80f3b91a39e321adb5fb625705f31b69c5f905c", kill_on_drop: false }`
[INFO] [stdout] cc6cc8790f9613803b83d08ae80f3b91a39e321adb5fb625705f31b69c5f905c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ef16d71bc13a3089b540a46619c8004faeaf1b18d43378d9dcee07353319291d
[INFO] running `Command { std: "docker" "start" "-a" "ef16d71bc13a3089b540a46619c8004faeaf1b18d43378d9dcee07353319291d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusty_trees-3288a902213ddfac)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tree_lib::node::tests::test_new_node ... ok
[INFO] [stdout] test tree_lib::tree::tests::test_new_tree ... ok
[INFO] [stdout] test tree_lib::tree::tests::test_new_empty_tree ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ef16d71bc13a3089b540a46619c8004faeaf1b18d43378d9dcee07353319291d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef16d71bc13a3089b540a46619c8004faeaf1b18d43378d9dcee07353319291d", kill_on_drop: false }`
[INFO] [stdout] ef16d71bc13a3089b540a46619c8004faeaf1b18d43378d9dcee07353319291d