[INFO] cloning repository https://github.com/cjhoward92/rustdb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cjhoward92/rustdb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcjhoward92%2Frustdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcjhoward92%2Frustdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5494ccb643b234c8065ad71a4baf8f0321bd5a04
[INFO] testing cjhoward92/rustdb 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%2Fcjhoward92%2Frustdb" "/workspace/builds/worker-84/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-84/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cjhoward92/rustdb 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/cjhoward92/rustdb
[INFO] finished tweaking git repo https://github.com/cjhoward92/rustdb
[INFO] tweaked toml for git repo https://github.com/cjhoward92/rustdb written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] crate git repo https://github.com/cjhoward92/rustdb 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] a8f88c4ea30d0757f37ddfe46aa0772e516f796b5649a70fa9a792164fcba082
[INFO] running `Command { std: "docker" "start" "-a" "a8f88c4ea30d0757f37ddfe46aa0772e516f796b5649a70fa9a792164fcba082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8f88c4ea30d0757f37ddfe46aa0772e516f796b5649a70fa9a792164fcba082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f88c4ea30d0757f37ddfe46aa0772e516f796b5649a70fa9a792164fcba082", kill_on_drop: false }`
[INFO] [stdout] a8f88c4ea30d0757f37ddfe46aa0772e516f796b5649a70fa9a792164fcba082
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] 29e3233eaea5f3fd89b98cd1a717a90d8edf7ee6df69b9ffcd4aa44379ac4ffb
[INFO] running `Command { std: "docker" "start" "-a" "29e3233eaea5f3fd89b98cd1a717a90d8edf7ee6df69b9ffcd4aa44379ac4ffb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustdblib v0.1.0 (/opt/rustwide/workdir/rustdblib)
[INFO] [stdout] warning: constant is never used: `MAX_KEY_LENGTH`
[INFO] [stdout]  --> rustdblib/src/key.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const MAX_KEY_LENGTH: usize = 255;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NullKey`
[INFO] [stdout]   --> rustdblib/src/key.rs:22:3
[INFO] [stdout]    |
[INFO] [stdout] 22 |   NullKey,
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `KeyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> rustdblib/src/key.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BlankKey`
[INFO] [stdout]   --> rustdblib/src/key.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   BlankKey,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `KeyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> rustdblib/src/key.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ExceedsMaxLength`
[INFO] [stdout]   --> rustdblib/src/key.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   ExceedsMaxLength(usize),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `KeyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> rustdblib/src/key.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `validate_key`
[INFO] [stdout]   --> rustdblib/src/key.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn validate_key(key: &Key) -> Result<bool, KeyError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.44s
[INFO] running `Command { std: "docker" "inspect" "29e3233eaea5f3fd89b98cd1a717a90d8edf7ee6df69b9ffcd4aa44379ac4ffb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29e3233eaea5f3fd89b98cd1a717a90d8edf7ee6df69b9ffcd4aa44379ac4ffb", kill_on_drop: false }`
[INFO] [stdout] 29e3233eaea5f3fd89b98cd1a717a90d8edf7ee6df69b9ffcd4aa44379ac4ffb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] cdb4d986137c655a77e261a1654954c2baabcf1451ae9e52132ae8a7f826ee25
[INFO] running `Command { std: "docker" "start" "-a" "cdb4d986137c655a77e261a1654954c2baabcf1451ae9e52132ae8a7f826ee25", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustdblib v0.1.0 (/opt/rustwide/workdir/rustdblib)
[INFO] [stdout] warning: constant is never used: `MAX_KEY_LENGTH`
[INFO] [stdout]  --> rustdblib/src/key.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const MAX_KEY_LENGTH: usize = 255;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `NullKey`
[INFO] [stdout]   --> rustdblib/src/key.rs:22:3
[INFO] [stdout]    |
[INFO] [stdout] 22 |   NullKey,
[INFO] [stdout]    |   ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `KeyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> rustdblib/src/key.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `BlankKey`
[INFO] [stdout]   --> rustdblib/src/key.rs:23:3
[INFO] [stdout]    |
[INFO] [stdout] 23 |   BlankKey,
[INFO] [stdout]    |   ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `KeyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> rustdblib/src/key.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `ExceedsMaxLength`
[INFO] [stdout]   --> rustdblib/src/key.rs:24:3
[INFO] [stdout]    |
[INFO] [stdout] 24 |   ExceedsMaxLength(usize),
[INFO] [stdout]    |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: `KeyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   --> rustdblib/src/key.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 | #[derive(Debug)]
[INFO] [stdout]    |          ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `validate_key`
[INFO] [stdout]   --> rustdblib/src/key.rs:37:4
[INFO] [stdout]    |
[INFO] [stdout] 37 | fn validate_key(key: &Key) -> Result<bool, KeyError> {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustdb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.35s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rustdb-2a1e0bd7f6235672)
[INFO] running `Command { std: "docker" "inspect" "cdb4d986137c655a77e261a1654954c2baabcf1451ae9e52132ae8a7f826ee25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdb4d986137c655a77e261a1654954c2baabcf1451ae9e52132ae8a7f826ee25", kill_on_drop: false }`
[INFO] [stdout] cdb4d986137c655a77e261a1654954c2baabcf1451ae9e52132ae8a7f826ee25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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] ad6d0ac0046b55861bd06e69e84911d5d08f5523b2bd51d3b5d63dc32979281d
[INFO] running `Command { std: "docker" "start" "-a" "ad6d0ac0046b55861bd06e69e84911d5d08f5523b2bd51d3b5d63dc32979281d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: constant is never used: `MAX_KEY_LENGTH`
[INFO] [stderr]  --> rustdblib/src/key.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const MAX_KEY_LENGTH: usize = 255;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `NullKey`
[INFO] [stderr]   --> rustdblib/src/key.rs:22:3
[INFO] [stderr]    |
[INFO] [stderr] 22 |   NullKey,
[INFO] [stderr]    |   ^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `KeyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> rustdblib/src/key.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `BlankKey`
[INFO] [stderr]   --> rustdblib/src/key.rs:23:3
[INFO] [stderr]    |
[INFO] [stderr] 23 |   BlankKey,
[INFO] [stderr]    |   ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `KeyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> rustdblib/src/key.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: variant is never constructed: `ExceedsMaxLength`
[INFO] [stderr]   --> rustdblib/src/key.rs:24:3
[INFO] [stderr]    |
[INFO] [stderr] 24 |   ExceedsMaxLength(usize),
[INFO] [stderr]    |   ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: `KeyError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]   --> rustdblib/src/key.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 | #[derive(Debug)]
[INFO] [stderr]    |          ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `validate_key`
[INFO] [stderr]   --> rustdblib/src/key.rs:37:4
[INFO] [stderr]    |
[INFO] [stderr] 37 | fn validate_key(key: &Key) -> Result<bool, KeyError> {
[INFO] [stderr]    |    ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rustdblib` (lib) generated 5 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.51s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustdb-2a1e0bd7f6235672)
[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" "ad6d0ac0046b55861bd06e69e84911d5d08f5523b2bd51d3b5d63dc32979281d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6d0ac0046b55861bd06e69e84911d5d08f5523b2bd51d3b5d63dc32979281d", kill_on_drop: false }`
[INFO] [stdout] ad6d0ac0046b55861bd06e69e84911d5d08f5523b2bd51d3b5d63dc32979281d