[INFO] cloning repository https://github.com/Takashiidobe/db
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Takashiidobe/db" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakashiidobe%2Fdb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakashiidobe%2Fdb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6ac8641770bd5b4efc8d3c36fbe3124e18f86be9
[INFO] checking Takashiidobe/db against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTakashiidobe%2Fdb" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Takashiidobe/db
[INFO] finished tweaking git repo https://github.com/Takashiidobe/db
[INFO] tweaked toml for git repo https://github.com/Takashiidobe/db written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Takashiidobe/db 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 git repo https://github.com/Takashiidobe/db 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] edb133e4767f4c8831b3ab38f2bab85088bbb3522d29e3a5f4442047fb927c23
[INFO] running `Command { std: "docker" "start" "-a" "edb133e4767f4c8831b3ab38f2bab85088bbb3522d29e3a5f4442047fb927c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "edb133e4767f4c8831b3ab38f2bab85088bbb3522d29e3a5f4442047fb927c23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "edb133e4767f4c8831b3ab38f2bab85088bbb3522d29e3a5f4442047fb927c23", kill_on_drop: false }`
[INFO] [stdout] edb133e4767f4c8831b3ab38f2bab85088bbb3522d29e3a5f4442047fb927c23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4b6c8a405e0be1ddc0195f3247117efd5b1fbac12e480aaa8071efb0d838751d
[INFO] running `Command { std: "docker" "start" "-a" "4b6c8a405e0be1ddc0195f3247117efd5b1fbac12e480aaa8071efb0d838751d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling libc v0.2.168
[INFO] [stderr]    Compiling rustix v0.38.42
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking unicode-segmentation v1.10.1
[INFO] [stderr]     Checking similar v2.6.0
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.95
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]     Checking getrandom v0.2.9
[INFO] [stderr]     Checking console v0.15.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking fd-lock v4.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]     Checking rustyline v15.0.0
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]    Compiling quickcheck_macros v1.0.0
[INFO] [stderr]     Checking env_logger v0.8.4
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]     Checking ftree v1.2.0
[INFO] [stderr]     Checking insta v1.41.1
[INFO] [stderr]     Checking indexset v0.9.0
[INFO] [stderr]     Checking db v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: struct `Transactions` is never constructed
[INFO] [stdout]   --> src/transaction.rs:18:12
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Transactions {
[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: `#[deny(unused_unconstructable_pub_struct)]` (part of `#[deny(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `transactions` and `file` are never read
[INFO] [stdout]   --> src/transaction.rs:19:5
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub struct Transactions {
[INFO] [stdout]    |            ------------ fields in this struct
[INFO] [stdout] 19 |     transactions: Vec<TransactionItem>,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout] 20 |     file: File,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/db.rs:113:19
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn range_iter(&self, id: NonZeroU32) -> Range<(Page, Option<usize>)> {
[INFO] [stdout]     |                   ^^^^^                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn range_iter(&self, id: NonZeroU32) -> Range<'_, (Page, Option<usize>)> {
[INFO] [stdout]     |                                                   +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `db` (lib) due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "4b6c8a405e0be1ddc0195f3247117efd5b1fbac12e480aaa8071efb0d838751d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b6c8a405e0be1ddc0195f3247117efd5b1fbac12e480aaa8071efb0d838751d", kill_on_drop: false }`
[INFO] [stdout] 4b6c8a405e0be1ddc0195f3247117efd5b1fbac12e480aaa8071efb0d838751d
