[INFO] cloning repository https://github.com/Experiment5X/LsmTree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Experiment5X/LsmTree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExperiment5X%2FLsmTree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExperiment5X%2FLsmTree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 94c1d51572848d6f01a60f4eb6b1fd7453a98853
[INFO] testing Experiment5X/LsmTree against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FExperiment5X%2FLsmTree" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Experiment5X/LsmTree 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/Experiment5X/LsmTree
[INFO] finished tweaking git repo https://github.com/Experiment5X/LsmTree
[INFO] tweaked toml for git repo https://github.com/Experiment5X/LsmTree written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/Experiment5X/LsmTree 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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 69d75d09cfe59eca7228cd213807af7e09d33b3047738e1ed66086a647cf26f7
[INFO] running `Command { std: "docker" "start" "-a" "69d75d09cfe59eca7228cd213807af7e09d33b3047738e1ed66086a647cf26f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69d75d09cfe59eca7228cd213807af7e09d33b3047738e1ed66086a647cf26f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69d75d09cfe59eca7228cd213807af7e09d33b3047738e1ed66086a647cf26f7", kill_on_drop: false }`
[INFO] [stdout] 69d75d09cfe59eca7228cd213807af7e09d33b3047738e1ed66086a647cf26f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 74707cca5e22d7b2d15cf0d6416029ec840e009d77badcadd822dfc0bca84c62
[INFO] running `Command { std: "docker" "start" "-a" "74707cca5e22d7b2d15cf0d6416029ec840e009d77badcadd822dfc0bca84c62", kill_on_drop: false }`
[INFO] [stderr]    Compiling file-utils v0.1.5
[INFO] [stderr]    Compiling adams_sql v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `DIRECTORY_PREFIX`
[INFO] [stdout]   --> src/store/segment.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const DIRECTORY_PREFIX: &str = "./";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_name`
[INFO] [stdout]   --> src/store/segment.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     file_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         io::stdout().flush();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "74707cca5e22d7b2d15cf0d6416029ec840e009d77badcadd822dfc0bca84c62", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74707cca5e22d7b2d15cf0d6416029ec840e009d77badcadd822dfc0bca84c62", kill_on_drop: false }`
[INFO] [stdout] 74707cca5e22d7b2d15cf0d6416029ec840e009d77badcadd822dfc0bca84c62
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] b1e53fdd29003a80687eb94c16804ac2d19e4fedeeb723800841f3dbb7aeac34
[INFO] running `Command { std: "docker" "start" "-a" "b1e53fdd29003a80687eb94c16804ac2d19e4fedeeb723800841f3dbb7aeac34", kill_on_drop: false }`
[INFO] [stderr]    Compiling adams_sql v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: constant is never used: `DIRECTORY_PREFIX`
[INFO] [stdout]   --> src/store/segment.rs:14:1
[INFO] [stdout]    |
[INFO] [stdout] 14 | const DIRECTORY_PREFIX: &str = "./";
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_name`
[INFO] [stdout]   --> src/store/segment.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     file_name: String,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 31 |         io::stdout().flush();
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "b1e53fdd29003a80687eb94c16804ac2d19e4fedeeb723800841f3dbb7aeac34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e53fdd29003a80687eb94c16804ac2d19e4fedeeb723800841f3dbb7aeac34", kill_on_drop: false }`
[INFO] [stdout] b1e53fdd29003a80687eb94c16804ac2d19e4fedeeb723800841f3dbb7aeac34
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] d7043e92ba0717799c9acc61f127dbb832fd55bfc03ed77d2ac170ccecbfc9bf
[INFO] running `Command { std: "docker" "start" "-a" "d7043e92ba0717799c9acc61f127dbb832fd55bfc03ed77d2ac170ccecbfc9bf", kill_on_drop: false }`
[INFO] [stderr] warning: constant is never used: `DIRECTORY_PREFIX`
[INFO] [stderr]   --> src/store/segment.rs:14:1
[INFO] [stderr]    |
[INFO] [stderr] 14 | const DIRECTORY_PREFIX: &str = "./";
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `file_name`
[INFO] [stderr]   --> src/store/segment.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     file_name: String,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:31:9
[INFO] [stderr]    |
[INFO] [stderr] 31 |         io::stdout().flush();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `adams_sql` (bin "adams_sql" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/adams_sql-f0b2ac5ea4489b52)
[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" "d7043e92ba0717799c9acc61f127dbb832fd55bfc03ed77d2ac170ccecbfc9bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7043e92ba0717799c9acc61f127dbb832fd55bfc03ed77d2ac170ccecbfc9bf", kill_on_drop: false }`
[INFO] [stdout] d7043e92ba0717799c9acc61f127dbb832fd55bfc03ed77d2ac170ccecbfc9bf