[INFO] fetching crate simple-db-rust 0.1.5...
[INFO] checking simple-db-rust-0.1.5 against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] extracting crate simple-db-rust 0.1.5 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate simple-db-rust 0.1.5 on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple-db-rust 0.1.5
[INFO] finished tweaking crates.io crate simple-db-rust 0.1.5
[INFO] tweaked toml for crates.io crate simple-db-rust 0.1.5 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2d4eb9495111eb934cf0ddefec3f9e6bf9cca8463721565e06242e3aacf228bc
[INFO] running `Command { std: "docker" "start" "-a" "2d4eb9495111eb934cf0ddefec3f9e6bf9cca8463721565e06242e3aacf228bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d4eb9495111eb934cf0ddefec3f9e6bf9cca8463721565e06242e3aacf228bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d4eb9495111eb934cf0ddefec3f9e6bf9cca8463721565e06242e3aacf228bc", kill_on_drop: false }`
[INFO] [stdout] 2d4eb9495111eb934cf0ddefec3f9e6bf9cca8463721565e06242e3aacf228bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b67c24f628932ec4e69e8eafb5b6148bb2f9f37e9fbed1279670ecc3155d1045
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b67c24f628932ec4e69e8eafb5b6148bb2f9f37e9fbed1279670ecc3155d1045", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking simple-db-rust v0.1.5 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/btree/page.rs:223:12
[INFO] [stdout]     |
[INFO] [stdout] 223 |     pub fn new(page: &'a BTreeLeafPage) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/btree/page.rs:223:12
[INFO] [stdout]     |
[INFO] [stdout] 223 |     pub fn new(page: &'a BTreeLeafPage) -> Self {
[INFO] [stdout]     |            ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.77s
[INFO] running `Command { std: "docker" "inspect" "b67c24f628932ec4e69e8eafb5b6148bb2f9f37e9fbed1279670ecc3155d1045", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b67c24f628932ec4e69e8eafb5b6148bb2f9f37e9fbed1279670ecc3155d1045", kill_on_drop: false }`
[INFO] [stdout] b67c24f628932ec4e69e8eafb5b6148bb2f9f37e9fbed1279670ecc3155d1045