[INFO] cloning repository https://github.com/rob2244/lsm
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rob2244/lsm" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frob2244%2Flsm", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frob2244%2Flsm'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b62b1e715321d1a49a233b14aba598694469636a
[INFO] testing rob2244/lsm against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frob2244%2Flsm" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rob2244/lsm on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rob2244/lsm
[INFO] finished tweaking git repo https://github.com/rob2244/lsm
[INFO] tweaked toml for git repo https://github.com/rob2244/lsm written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/rob2244/lsm already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c5469c0f93ca9f78f451bcde633a9226d49c4487900c0455c00f15135e1368a
[INFO] running `Command { std: "docker" "start" "-a" "2c5469c0f93ca9f78f451bcde633a9226d49c4487900c0455c00f15135e1368a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c5469c0f93ca9f78f451bcde633a9226d49c4487900c0455c00f15135e1368a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c5469c0f93ca9f78f451bcde633a9226d49c4487900c0455c00f15135e1368a", kill_on_drop: false }`
[INFO] [stdout] 2c5469c0f93ca9f78f451bcde633a9226d49c4487900c0455c00f15135e1368a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2632d5cc50dfb04ac57d5022aa0b6e6b9daabb867ac7a62e89f2619fbca14db
[INFO] running `Command { std: "docker" "start" "-a" "b2632d5cc50dfb04ac57d5022aa0b6e6b9daabb867ac7a62e89f2619fbca14db", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lsm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `mt`
[INFO] [stdout]    --> src/main.rs:231:6
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let mt = manager.fetch_memtable("table1").unwrap();
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_mt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEY_OFFSET`
[INFO] [stdout]   --> src/main.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | const KEY_OFFSET: usize = 0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEY_LENGTH_BYTES`
[INFO] [stdout]   --> src/main.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | const KEY_LENGTH_BYTES: usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "b2632d5cc50dfb04ac57d5022aa0b6e6b9daabb867ac7a62e89f2619fbca14db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2632d5cc50dfb04ac57d5022aa0b6e6b9daabb867ac7a62e89f2619fbca14db", kill_on_drop: false }`
[INFO] [stdout] b2632d5cc50dfb04ac57d5022aa0b6e6b9daabb867ac7a62e89f2619fbca14db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ca625d2a49bcaa56101af7722a8cf6668c7c1054f54357b4a34b4b43c6f958c
[INFO] running `Command { std: "docker" "start" "-a" "0ca625d2a49bcaa56101af7722a8cf6668c7c1054f54357b4a34b4b43c6f958c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lsm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `mt`
[INFO] [stdout]    --> src/main.rs:231:6
[INFO] [stdout]     |
[INFO] [stdout] 231 |     let mt = manager.fetch_memtable("table1").unwrap();
[INFO] [stdout]     |         ^^ help: if this is intentional, prefix it with an underscore: `_mt`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEY_OFFSET`
[INFO] [stdout]   --> src/main.rs:37:1
[INFO] [stdout]    |
[INFO] [stdout] 37 | const KEY_OFFSET: usize = 0;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `KEY_LENGTH_BYTES`
[INFO] [stdout]   --> src/main.rs:38:1
[INFO] [stdout]    |
[INFO] [stdout] 38 | const KEY_LENGTH_BYTES: usize = 4;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/lsm-c416d222e0135cdd)
[INFO] running `Command { std: "docker" "inspect" "0ca625d2a49bcaa56101af7722a8cf6668c7c1054f54357b4a34b4b43c6f958c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ca625d2a49bcaa56101af7722a8cf6668c7c1054f54357b4a34b4b43c6f958c", kill_on_drop: false }`
[INFO] [stdout] 0ca625d2a49bcaa56101af7722a8cf6668c7c1054f54357b4a34b4b43c6f958c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a7314abeb6c2a2183fd0a47eac2d216ccc76794572c7722ad79f0c5b0eb90b75
[INFO] running `Command { std: "docker" "start" "-a" "a7314abeb6c2a2183fd0a47eac2d216ccc76794572c7722ad79f0c5b0eb90b75", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused variable: `mt`
[INFO] [stderr]    --> src/main.rs:231:6
[INFO] [stderr]     |
[INFO] [stderr] 231 |     let mt = manager.fetch_memtable("table1").unwrap();
[INFO] [stderr]     |         ^^ help: if this is intentional, prefix it with an underscore: `_mt`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `KEY_OFFSET`
[INFO] [stderr]   --> src/main.rs:37:1
[INFO] [stderr]    |
[INFO] [stderr] 37 | const KEY_OFFSET: usize = 0;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `KEY_LENGTH_BYTES`
[INFO] [stderr]   --> src/main.rs:38:1
[INFO] [stderr]    |
[INFO] [stderr] 38 | const KEY_LENGTH_BYTES: usize = 4;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lsm` (bin "lsm" test) generated 3 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lsm-c416d222e0135cdd)
[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" "a7314abeb6c2a2183fd0a47eac2d216ccc76794572c7722ad79f0c5b0eb90b75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7314abeb6c2a2183fd0a47eac2d216ccc76794572c7722ad79f0c5b0eb90b75", kill_on_drop: false }`
[INFO] [stdout] a7314abeb6c2a2183fd0a47eac2d216ccc76794572c7722ad79f0c5b0eb90b75