[INFO] fetching crate sqlite3-header 0.4.1...
[INFO] checking sqlite3-header-0.4.1 against try#9c1dcf141bc0875407c4eb36972857bd3db713e2 for pr-81863
[INFO] extracting crate sqlite3-header 0.4.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate sqlite3-header 0.4.1 on toolchain 9c1dcf141bc0875407c4eb36972857bd3db713e2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sqlite3-header 0.4.1
[INFO] finished tweaking crates.io crate sqlite3-header 0.4.1
[INFO] tweaked toml for crates.io crate sqlite3-header 0.4.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate sqlite3-header 0.4.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "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] 0226239cb5407a91e39da2bef0f4d841f9ea5469e0b3de3828adae217640acff
[INFO] running `Command { std: "docker" "start" "-a" "0226239cb5407a91e39da2bef0f4d841f9ea5469e0b3de3828adae217640acff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0226239cb5407a91e39da2bef0f4d841f9ea5469e0b3de3828adae217640acff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0226239cb5407a91e39da2bef0f4d841f9ea5469e0b3de3828adae217640acff", kill_on_drop: false }`
[INFO] [stdout] 0226239cb5407a91e39da2bef0f4d841f9ea5469e0b3de3828adae217640acff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+9c1dcf141bc0875407c4eb36972857bd3db713e2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 47f44272d2f4bb7ad8fb436cda26878d72fab56fd58de12500ed3b1a9f8a34ff
[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" "47f44272d2f4bb7ad8fb436cda26878d72fab56fd58de12500ed3b1a9f8a34ff", kill_on_drop: false }`
[INFO] [stderr]     Checking sqlite3-header v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/error.rs:23:35
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Self::InvalidPageSize(msg) => write!(f, ""),
[INFO] [stdout]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `msg`
[INFO] [stdout]   --> src/error.rs:23:35
[INFO] [stdout]    |
[INFO] [stdout] 23 |             Self::InvalidPageSize(msg) => write!(f, ""),
[INFO] [stdout]    |                                   ^^^ help: if this is intentional, prefix it with an underscore: `_msg`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_byte_slice_to_u16`
[INFO] [stdout]   --> src/lib.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn two_byte_slice_to_u16(slice: &[u8]) -> u16 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `four_byte_slice_to_u32`
[INFO] [stdout]   --> src/lib.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn four_byte_slice_to_u32(slice: &[u8]) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `two_byte_slice_to_u16`
[INFO] [stdout]   --> src/lib.rs:15:4
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn two_byte_slice_to_u16(slice: &[u8]) -> u16 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `four_byte_slice_to_u32`
[INFO] [stdout]   --> src/lib.rs:19:4
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn four_byte_slice_to_u32(slice: &[u8]) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "47f44272d2f4bb7ad8fb436cda26878d72fab56fd58de12500ed3b1a9f8a34ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47f44272d2f4bb7ad8fb436cda26878d72fab56fd58de12500ed3b1a9f8a34ff", kill_on_drop: false }`
[INFO] [stdout] 47f44272d2f4bb7ad8fb436cda26878d72fab56fd58de12500ed3b1a9f8a34ff