[INFO] fetching crate exmap 0.0.1...
[INFO] checking exmap-0.0.1 against 1.95.0 for pr-155915
[INFO] extracting crate exmap 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate exmap 0.0.1
[INFO] finished tweaking crates.io crate exmap 0.0.1
[INFO] tweaked toml for crates.io crate exmap 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate exmap 0.0.1 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate exmap 0.0.1 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded which v4.3.0
[INFO] [stderr]   Downloaded sc v0.2.7
[INFO] [stderr]   Downloaded bindgen v0.63.0
[INFO] [stderr]   Downloaded libc v0.2.138
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cefffc3ea1fc01111318c43a9cb4b584a7e7b4b655fef0e2a835cf8e4569122e
[INFO] running `Command { std: "docker" "start" "-a" "cefffc3ea1fc01111318c43a9cb4b584a7e7b4b655fef0e2a835cf8e4569122e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cefffc3ea1fc01111318c43a9cb4b584a7e7b4b655fef0e2a835cf8e4569122e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cefffc3ea1fc01111318c43a9cb4b584a7e7b4b655fef0e2a835cf8e4569122e", kill_on_drop: false }`
[INFO] [stdout] cefffc3ea1fc01111318c43a9cb4b584a7e7b4b655fef0e2a835cf8e4569122e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a249128cf37210fe82cd46101b4e0451c40e977976946a73d880989d3cd4a32f
[INFO] running `Command { std: "docker" "start" "-a" "a249128cf37210fe82cd46101b4e0451c40e977976946a73d880989d3cd4a32f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling io-lifetimes v1.0.3
[INFO] [stderr]    Compiling rustix v0.36.5
[INFO] [stderr]     Checking sc v0.2.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.38
[INFO] [stderr]     Checking thiserror v1.0.38
[INFO] [stderr]     Checking exmap v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `exmap_fd` and `backing_fd` are never read
[INFO] [stdout]    --> src/lib.rs:300:5
[INFO] [stdout]     |
[INFO] [stdout] 299 | pub struct VirtMem<'a, 'b, const PAGE_SIZE: usize> {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 300 |     exmap_fd: BorrowedExmapFd<'a>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 301 |     backing_fd: Option<BorrowedFd<'b>>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `interface_vec`
[INFO] [stdout]    --> src/lib.rs:363:13
[INFO] [stdout]     |
[INFO] [stdout] 363 |         let interface_vec = 2;
[INFO] [stdout]     |             ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_interface_vec`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `exmap`
[INFO] [stdout]    --> src/lib.rs:366:13
[INFO] [stdout]     |
[INFO] [stdout] 366 |         let exmap = exmap_fd
[INFO] [stdout]     |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_exmap`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `exmap_fd` and `backing_fd` are never read
[INFO] [stdout]    --> src/lib.rs:300:5
[INFO] [stdout]     |
[INFO] [stdout] 299 | pub struct VirtMem<'a, 'b, const PAGE_SIZE: usize> {
[INFO] [stdout]     |            ------- fields in this struct
[INFO] [stdout] 300 |     exmap_fd: BorrowedExmapFd<'a>,
[INFO] [stdout]     |     ^^^^^^^^
[INFO] [stdout] 301 |     backing_fd: Option<BorrowedFd<'b>>,
[INFO] [stdout]     |     ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VMCache` is never constructed
[INFO] [stdout]   --> src/bin.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | struct VMCache<const S: usize> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/bin.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | impl<const S: usize> VMCache<S> {
[INFO] [stdout]    | ------------------------------- associated function in this implementation
[INFO] [stdout] 95 |     pub fn new() -> VMCache<S> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `VMCache` is never constructed
[INFO] [stdout]   --> src/bin.rs:90:8
[INFO] [stdout]    |
[INFO] [stdout] 90 | struct VMCache<const S: usize> {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/bin.rs:95:12
[INFO] [stdout]    |
[INFO] [stdout] 94 | impl<const S: usize> VMCache<S> {
[INFO] [stdout]    | ------------------------------- associated function in this implementation
[INFO] [stdout] 95 |     pub fn new() -> VMCache<S> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.29s
[INFO] running `Command { std: "docker" "inspect" "a249128cf37210fe82cd46101b4e0451c40e977976946a73d880989d3cd4a32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a249128cf37210fe82cd46101b4e0451c40e977976946a73d880989d3cd4a32f", kill_on_drop: false }`
[INFO] [stdout] a249128cf37210fe82cd46101b4e0451c40e977976946a73d880989d3cd4a32f
