[INFO] cloning repository https://github.com/LeeSmet/vblock
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LeeSmet/vblock" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeeSmet%2Fvblock", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeeSmet%2Fvblock'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 16b28985ab2d47d1d7e654b1321d3a95be23ac59
[INFO] checking LeeSmet/vblock against try#b1f2594eac607c1f051534800237eeedb5590a49 for pr-139493-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLeeSmet%2Fvblock" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LeeSmet/vblock
[INFO] finished tweaking git repo https://github.com/LeeSmet/vblock
[INFO] tweaked toml for git repo https://github.com/LeeSmet/vblock written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LeeSmet/vblock on toolchain b1f2594eac607c1f051534800237eeedb5590a49
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LeeSmet/vblock 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" "+b1f2594eac607c1f051534800237eeedb5590a49" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
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[INFO] [stdout] 93949fc4fc3a3d0fec8e15cb544f95461e17295c414e5250a70c2cbc2b665780
[INFO] running `Command { std: "docker" "start" "-a" "93949fc4fc3a3d0fec8e15cb544f95461e17295c414e5250a70c2cbc2b665780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93949fc4fc3a3d0fec8e15cb544f95461e17295c414e5250a70c2cbc2b665780", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93949fc4fc3a3d0fec8e15cb544f95461e17295c414e5250a70c2cbc2b665780", kill_on_drop: false }`
[INFO] [stdout] 93949fc4fc3a3d0fec8e15cb544f95461e17295c414e5250a70c2cbc2b665780
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+b1f2594eac607c1f051534800237eeedb5590a49" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ef731a12aff1e6f3a8298370a43d44d9fe226e411015ea9686575ca6d594350
[INFO] running `Command { std: "docker" "start" "-a" "6ef731a12aff1e6f3a8298370a43d44d9fe226e411015ea9686575ca6d594350", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling unicode-ident v1.0.12
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[INFO] [stderr]     Checking vblock v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::HashMap,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ioctl_none`
[INFO] [stdout]  --> src/kernel.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nix::{ioctl_none, ioctl_read, ioctl_read_bad, request_code_none};
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::HashMap`
[INFO] [stdout]  --> src/main.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::HashMap,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ioctl_none`
[INFO] [stdout]  --> src/kernel.rs:1:11
[INFO] [stdout]   |
[INFO] [stdout] 1 | use nix::{ioctl_none, ioctl_read, ioctl_read_bad, request_code_none};
[INFO] [stdout]   |           ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLK_IOCTL_ID` is never used
[INFO] [stdout]  --> src/kernel.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const BLK_IOCTL_ID: u8 = 0x12;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLK_SSZGET_IOCTL_SEQNO` is never used
[INFO] [stdout]  --> src/kernel.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const BLK_SSZGET_IOCTL_SEQNO: u8 = 104;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLK_GETSIZE64_IOCTL_SEQNO` is never used
[INFO] [stdout]  --> src/kernel.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const BLK_GETSIZE64_IOCTL_SEQNO: u8 = 114;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLK_IOMIN_IOCTL_SEQNO` is never used
[INFO] [stdout]   --> src/kernel.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const BLK_IOMIN_IOCTL_SEQNO: u8 = 120;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLK_IOOPT_IOCTL_SEQNO` is never used
[INFO] [stdout]   --> src/kernel.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const BLK_IOOPT_IOCTL_SEQNO: u8 = 121;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLK_PBSZGET_IOCTL_SEQNO` is never used
[INFO] [stdout]   --> src/kernel.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const BLK_PBSZGET_IOCTL_SEQNO: u8 = 123;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Layout` is never constructed
[INFO] [stdout]   --> src/layout.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Layout {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LayoutError` is never used
[INFO] [stdout]   --> src/layout.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum LayoutError {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/layout.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Layout {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 42 |     pub fn new(target: &File) -> Result<Layout, LayoutError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLK_IOCTL_ID` is never used
[INFO] [stdout]  --> src/kernel.rs:4:7
[INFO] [stdout]   |
[INFO] [stdout] 4 | const BLK_IOCTL_ID: u8 = 0x12;
[INFO] [stdout]   |       ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLK_SSZGET_IOCTL_SEQNO` is never used
[INFO] [stdout]  --> src/kernel.rs:7:7
[INFO] [stdout]   |
[INFO] [stdout] 7 | const BLK_SSZGET_IOCTL_SEQNO: u8 = 104;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLK_GETSIZE64_IOCTL_SEQNO` is never used
[INFO] [stdout]  --> src/kernel.rs:9:7
[INFO] [stdout]   |
[INFO] [stdout] 9 | const BLK_GETSIZE64_IOCTL_SEQNO: u8 = 114;
[INFO] [stdout]   |       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLK_IOMIN_IOCTL_SEQNO` is never used
[INFO] [stdout]   --> src/kernel.rs:11:7
[INFO] [stdout]    |
[INFO] [stdout] 11 | const BLK_IOMIN_IOCTL_SEQNO: u8 = 120;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLK_IOOPT_IOCTL_SEQNO` is never used
[INFO] [stdout]   --> src/kernel.rs:13:7
[INFO] [stdout]    |
[INFO] [stdout] 13 | const BLK_IOOPT_IOCTL_SEQNO: u8 = 121;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `BLK_PBSZGET_IOCTL_SEQNO` is never used
[INFO] [stdout]   --> src/kernel.rs:15:7
[INFO] [stdout]    |
[INFO] [stdout] 15 | const BLK_PBSZGET_IOCTL_SEQNO: u8 = 123;
[INFO] [stdout]    |       ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Layout` is never constructed
[INFO] [stdout]   --> src/layout.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub struct Layout {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `LayoutError` is never used
[INFO] [stdout]   --> src/layout.rs:32:10
[INFO] [stdout]    |
[INFO] [stdout] 32 | pub enum LayoutError {
[INFO] [stdout]    |          ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function `new` is never used
[INFO] [stdout]   --> src/layout.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 41 | impl Layout {
[INFO] [stdout]    | ----------- associated function in this implementation
[INFO] [stdout] 42 |     pub fn new(target: &File) -> Result<Layout, LayoutError> {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 34.40s
[INFO] running `Command { std: "docker" "inspect" "6ef731a12aff1e6f3a8298370a43d44d9fe226e411015ea9686575ca6d594350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ef731a12aff1e6f3a8298370a43d44d9fe226e411015ea9686575ca6d594350", kill_on_drop: false }`
[INFO] [stdout] 6ef731a12aff1e6f3a8298370a43d44d9fe226e411015ea9686575ca6d594350
