[INFO] fetching crate rbdc-mysql 4.9.5...
[INFO] checking rbdc-mysql-4.9.5 against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] extracting crate rbdc-mysql 4.9.5 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rbdc-mysql 4.9.5
[INFO] finished tweaking crates.io crate rbdc-mysql 4.9.5
[INFO] tweaked toml for crates.io crate rbdc-mysql 4.9.5 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rbdc-mysql 4.9.5 on toolchain 0611f7de057c584b8771102fde7aed6c70c71d3b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rbdc-mysql 4.9.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ad026e46660893d1687869604c0fc998170f9bae65b2351789e0722eeab8a7dc
[INFO] running `Command { std: "docker" "start" "-a" "ad026e46660893d1687869604c0fc998170f9bae65b2351789e0722eeab8a7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad026e46660893d1687869604c0fc998170f9bae65b2351789e0722eeab8a7dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad026e46660893d1687869604c0fc998170f9bae65b2351789e0722eeab8a7dc", kill_on_drop: false }`
[INFO] [stdout] ad026e46660893d1687869604c0fc998170f9bae65b2351789e0722eeab8a7dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0611f7de057c584b8771102fde7aed6c70c71d3b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 136b641cf0d419dca864e1b4469e451c26a025c1ef5442848baa619e43da4846
[INFO] running `Command { std: "docker" "start" "-a" "136b641cf0d419dca864e1b4469e451c26a025c1ef5442848baa619e43da4846", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustls v0.23.40
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking ring v0.17.14
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking deranged v0.5.8
[INFO] [stderr]    Compiling bigdecimal v0.4.10
[INFO] [stderr]     Checking tokio v1.52.1
[INFO] [stderr]     Checking rand v0.8.6
[INFO] [stderr]     Checking futures-util v0.3.32
[INFO] [stderr]     Checking lru v0.14.0
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]     Checking rbs v4.8.4
[INFO] [stderr]     Checking serde_bytes v0.11.19
[INFO] [stderr]     Checking url v2.5.8
[INFO] [stderr]     Checking signature v2.2.0
[INFO] [stderr]     Checking sha2 v0.10.9
[INFO] [stderr]     Checking sha-1 v0.10.1
[INFO] [stderr]     Checking num-iter v0.1.45
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking num-bigint-dig v0.8.6
[INFO] [stderr]     Checking rustls-webpki v0.103.13
[INFO] [stderr]     Checking time v0.3.47
[INFO] [stderr]     Checking rsa v0.9.10
[INFO] [stderr]     Checking fastdate v0.3.36
[INFO] [stderr]     Checking tokio-rustls v0.26.4
[INFO] [stderr]     Checking rbdc v4.9.8
[INFO] [stderr]     Checking rbdc-mysql v4.9.5 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `Describe` is never constructed
[INFO] [stdout]   --> src/describe.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Describe {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `Describe` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `MySqlValue` is never constructed
[INFO] [stdout]   --> src/value.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct MySqlValue {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `MySqlValue` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `Describe` is never constructed
[INFO] [stdout]   --> src/describe.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | pub struct Describe {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `Describe` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `MySqlValue` is never constructed
[INFO] [stdout]   --> src/value.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct MySqlValue {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `pub` struct has private fields, no public constructor, and is not otherwise reachable through the external API, so consider providing a public constructor or removing it
[INFO] [stdout]    = note: `MySqlValue` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rbdc-mysql` (lib test) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rbdc-mysql` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "136b641cf0d419dca864e1b4469e451c26a025c1ef5442848baa619e43da4846", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "136b641cf0d419dca864e1b4469e451c26a025c1ef5442848baa619e43da4846", kill_on_drop: false }`
[INFO] [stdout] 136b641cf0d419dca864e1b4469e451c26a025c1ef5442848baa619e43da4846
