[INFO] fetching crate kdbx4 0.5.1...
[INFO] checking kdbx4-0.5.1 against try#de0e80659cee4f27282e60d63bbb8c5271a0d147 for pr-129392
[INFO] extracting crate kdbx4 0.5.1 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate kdbx4 0.5.1 on toolchain de0e80659cee4f27282e60d63bbb8c5271a0d147
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kdbx4 0.5.1
[INFO] finished tweaking crates.io crate kdbx4 0.5.1
[INFO] tweaked toml for crates.io crate kdbx4 0.5.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 59 packages to latest compatible versions
[INFO] [stderr]       Adding aes v0.7.5 (latest: v0.8.4)
[INFO] [stderr]       Adding arrayvec v0.5.2 (latest: v0.7.6)
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.1)
[INFO] [stderr]       Adding blake2b_simd v0.5.11 (latest: v1.0.2)
[INFO] [stderr]       Adding block-buffer v0.9.0 (latest: v0.10.4)
[INFO] [stderr]       Adding block-modes v0.8.1 (latest: v0.9.1)
[INFO] [stderr]       Adding block-padding v0.2.1 (latest: v0.3.3)
[INFO] [stderr]       Adding chacha20 v0.8.2 (latest: v0.9.1)
[INFO] [stderr]       Adding cipher v0.3.0 (latest: v0.4.4)
[INFO] [stderr]       Adding constant_time_eq v0.1.5 (latest: v0.3.1)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding env_logger v0.9.3 (latest: v0.11.5)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.1.0)
[INFO] [stderr]       Adding hermit-abi v0.1.19 (latest: v0.4.0)
[INFO] [stderr]       Adding hmac v0.11.0 (latest: v0.12.1)
[INFO] [stderr]       Adding pretty-hex v0.2.1 (latest: v0.4.1)
[INFO] [stderr]       Adding rust-argon2 v0.8.3 (latest: v2.1.0)
[INFO] [stderr]       Adding salsa20 v0.9.0 (latest: v0.10.2)
[INFO] [stderr]       Adding sha2 v0.9.9 (latest: v0.10.8)
[INFO] [stderr]       Adding subtle v2.4.1 (latest: v2.6.1)
[INFO] [stderr]       Adding xmlparser v0.6.1 (latest: v0.13.6)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 033463d91b630489012ca7799bf64a50eb54164a71b82420b7ae84e6a2e674b4
[INFO] running `Command { std: "docker" "start" "-a" "033463d91b630489012ca7799bf64a50eb54164a71b82420b7ae84e6a2e674b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "033463d91b630489012ca7799bf64a50eb54164a71b82420b7ae84e6a2e674b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "033463d91b630489012ca7799bf64a50eb54164a71b82420b7ae84e6a2e674b4", kill_on_drop: false }`
[INFO] [stdout] 033463d91b630489012ca7799bf64a50eb54164a71b82420b7ae84e6a2e674b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+de0e80659cee4f27282e60d63bbb8c5271a0d147" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddaee0f10c791e392b845f2fbee5b8f75e5e1119195a622d01bee6ad9d53384a
[INFO] running `Command { std: "docker" "start" "-a" "ddaee0f10c791e392b845f2fbee5b8f75e5e1119195a622d01bee6ad9d53384a", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking memchr v2.7.4
[INFO] [stderr]     Checking cpufeatures v0.2.13
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking regex-syntax v0.8.4
[INFO] [stderr]     Checking arrayref v0.3.8
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking block-padding v0.2.1
[INFO] [stderr]     Checking log v0.4.22
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking pretty-hex v0.2.1
[INFO] [stderr]     Checking xmlparser v0.6.1
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.11.1
[INFO] [stderr]     Checking aho-corasick v1.1.3
[INFO] [stderr]     Checking aes v0.7.5
[INFO] [stderr]     Checking chacha20 v0.8.2
[INFO] [stderr]     Checking salsa20 v0.9.0
[INFO] [stderr]     Checking block-modes v0.8.1
[INFO] [stderr]     Checking rust-argon2 v0.8.3
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking hmac v0.11.0
[INFO] [stderr]     Checking kdbx4 v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `bin` is never read
[INFO] [stdout]   --> src/database.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Database {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 28 |     bin: Binaries,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Database` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `history` is never read
[INFO] [stdout]   --> src/database/entry.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Entry<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub(super) history: Option<Vec<Entry<'a>>>,
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Entry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex-automata v0.4.7
[INFO] [stderr]     Checking regex v1.10.6
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stdout] warning: field `bin` is never read
[INFO] [stdout]   --> src/database.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct Database {
[INFO] [stdout]    |            -------- field in this struct
[INFO] [stdout] 28 |     bin: Binaries,
[INFO] [stdout]    |     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Database` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `history` is never read
[INFO] [stdout]   --> src/database/entry.rs:18:16
[INFO] [stdout]    |
[INFO] [stdout] 14 | pub struct Entry<'a> {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 18 |     pub(super) history: Option<Vec<Entry<'a>>>,
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Entry` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.56s
[INFO] running `Command { std: "docker" "inspect" "ddaee0f10c791e392b845f2fbee5b8f75e5e1119195a622d01bee6ad9d53384a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddaee0f10c791e392b845f2fbee5b8f75e5e1119195a622d01bee6ad9d53384a", kill_on_drop: false }`
[INFO] [stdout] ddaee0f10c791e392b845f2fbee5b8f75e5e1119195a622d01bee6ad9d53384a