[INFO] cloning repository https://github.com/RustKernal/tinix_fs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RustKernal/tinix_fs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustKernal%2Ftinix_fs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustKernal%2Ftinix_fs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a6aea22f08ce6d6effc884c7efb41234e5f5916a
[INFO] checking RustKernal/tinix_fs against try#0611f7de057c584b8771102fde7aed6c70c71d3b for pr-146440
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRustKernal%2Ftinix_fs" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/RustKernal/tinix_fs
[INFO] finished tweaking git repo https://github.com/RustKernal/tinix_fs
[INFO] tweaked toml for git repo https://github.com/RustKernal/tinix_fs written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/RustKernal/tinix_fs 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/RustKernal/tinix_fs 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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 136dd80af8b7252210611db9f56644c949ca9be90302a2c063988662b8caf3c2
[INFO] running `Command { std: "docker" "start" "-a" "136dd80af8b7252210611db9f56644c949ca9be90302a2c063988662b8caf3c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "136dd80af8b7252210611db9f56644c949ca9be90302a2c063988662b8caf3c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "136dd80af8b7252210611db9f56644c949ca9be90302a2c063988662b8caf3c2", kill_on_drop: false }`
[INFO] [stdout] 136dd80af8b7252210611db9f56644c949ca9be90302a2c063988662b8caf3c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] cd2ee3c80ad0f2d0be6fa21f9c9267f1907c8b6e85696939e688f32aa19b028a
[INFO] running `Command { std: "docker" "start" "-a" "cd2ee3c80ad0f2d0be6fa21f9c9267f1907c8b6e85696939e688f32aa19b028a", kill_on_drop: false }`
[INFO] [stderr]     Checking tinix_fs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `file` is assigned to, but never used
[INFO] [stdout]   --> src/api/mod.rs:60:28
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn set_pos(pos : usize,mut file : File) {
[INFO] [stdout]    |                            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_file` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `file` is never read
[INFO] [stdout]   --> src/api/mod.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         file.pos = pos;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `file` is assigned to, but never used
[INFO] [stdout]   --> src/api/mod.rs:89:28
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_pos(pos : usize,mut file : File) {
[INFO] [stdout]    |                            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_file` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `file` is never read
[INFO] [stdout]   --> src/api/mod.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         file.pos = pos;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `ShortWriter` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct ShortWriter(File);
[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] error: struct `IntWriter` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct IntWriter  (File);
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `LongWriter` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct LongWriter (File);
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `LLongWriter` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct LLongWriter(File);
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `ShortReader` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct ShortReader(File);
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `IntReader` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct IntReader  (File);
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `LongReader` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct LongReader (File);
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `LLongReader` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct LLongReader(File);
[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] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tinix_fs` (lib) due to 8 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: variable `file` is assigned to, but never used
[INFO] [stdout]   --> src/api/mod.rs:60:28
[INFO] [stdout]    |
[INFO] [stdout] 60 |     fn set_pos(pos : usize,mut file : File) {
[INFO] [stdout]    |                            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_file` instead
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `file` is never read
[INFO] [stdout]   --> src/api/mod.rs:61:9
[INFO] [stdout]    |
[INFO] [stdout] 61 |         file.pos = pos;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `file` is assigned to, but never used
[INFO] [stdout]   --> src/api/mod.rs:89:28
[INFO] [stdout]    |
[INFO] [stdout] 89 |     fn set_pos(pos : usize,mut file : File) {
[INFO] [stdout]    |                            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: consider using `_file` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `file` is never read
[INFO] [stdout]   --> src/api/mod.rs:90:9
[INFO] [stdout]    |
[INFO] [stdout] 90 |         file.pos = pos;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `ShortWriter` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 | pub struct ShortWriter(File);
[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] error: struct `IntWriter` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 | pub struct IntWriter  (File);
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/api/streams.rs:55:34
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn open(slice : &'a [u8]) -> ByteSliceStream {
[INFO] [stdout]    |                      --          ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is named 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn open(slice : &'a [u8]) -> ByteSliceStream<'a> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `LongWriter` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:44:12
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct LongWriter (File);
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `LLongWriter` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:45:12
[INFO] [stdout]    |
[INFO] [stdout] 45 | pub struct LLongWriter(File);
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `ShortReader` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | pub struct ShortReader(File);
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `IntReader` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | pub struct IntReader  (File);
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `LongReader` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | pub struct LongReader (File);
[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] 
[INFO] [stdout] 
[INFO] [stdout] error: struct `LLongReader` is never constructed
[INFO] [stdout]   --> src/api/mod.rs:51:12
[INFO] [stdout]    |
[INFO] [stdout] 51 | pub struct LLongReader(File);
[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] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/api/streams.rs:55:34
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn open(slice : &'a [u8]) -> ByteSliceStream {
[INFO] [stdout]    |                      --          ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |                      |
[INFO] [stdout]    |                      the lifetime is named 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: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 55 |     fn open(slice : &'a [u8]) -> ByteSliceStream<'a> {
[INFO] [stdout]    |                                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tinix_fs` (lib test) due to 8 previous errors; 5 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "cd2ee3c80ad0f2d0be6fa21f9c9267f1907c8b6e85696939e688f32aa19b028a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd2ee3c80ad0f2d0be6fa21f9c9267f1907c8b6e85696939e688f32aa19b028a", kill_on_drop: false }`
[INFO] [stdout] cd2ee3c80ad0f2d0be6fa21f9c9267f1907c8b6e85696939e688f32aa19b028a
