[INFO] cloning repository https://github.com/wmanley/ostree-oxide
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wmanley/ostree-oxide" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwmanley%2Fostree-oxide", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwmanley%2Fostree-oxide'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d86788222042505b6426277e722316026a51478c
[INFO] checking wmanley/ostree-oxide against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwmanley%2Fostree-oxide" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/wmanley/ostree-oxide
[INFO] finished tweaking git repo https://github.com/wmanley/ostree-oxide
[INFO] tweaked toml for git repo https://github.com/wmanley/ostree-oxide written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/wmanley/ostree-oxide on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/wmanley/ostree-oxide 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 25d228b129b948b47bc9c21734b408eb392fad39e0d0bf4ed4658bb96c3af9c0
[INFO] running `Command { std: "docker" "start" "-a" "25d228b129b948b47bc9c21734b408eb392fad39e0d0bf4ed4658bb96c3af9c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25d228b129b948b47bc9c21734b408eb392fad39e0d0bf4ed4658bb96c3af9c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25d228b129b948b47bc9c21734b408eb392fad39e0d0bf4ed4658bb96c3af9c0", kill_on_drop: false }`
[INFO] [stdout] 25d228b129b948b47bc9c21734b408eb392fad39e0d0bf4ed4658bb96c3af9c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11e6351199fc66b8bbbd52a985a55635dd7431ec14d542a12020aa46e0a70664
[INFO] running `Command { std: "docker" "start" "-a" "11e6351199fc66b8bbbd52a985a55635dd7431ec14d542a12020aa46e0a70664", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.125
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling memoffset v0.6.3
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling fuser v0.7.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.1
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking xattr v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking openat v0.1.21 (https://github.com/wmanley/openat?rev=76a795de1aa803d41bdfaeca6bf3855c12c5d940#76a795de)
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking filetime v0.2.13
[INFO] [stderr]     Checking users v0.11.0
[INFO] [stderr]     Checking page_size v0.4.2
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking nix v0.20.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking tar v0.4.30
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling ref-cast-impl v1.0.3
[INFO] [stderr]    Compiling gvariant-macro v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.14
[INFO] [stderr]     Checking ref-cast v1.0.3
[INFO] [stderr]     Checking gvariant v0.5.0
[INFO] [stderr]     Checking ostree-repo v0.1.0 (/opt/rustwide/workdir/ostree-repo)
[INFO] [stderr]     Checking structopt v0.3.21
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> ostree-repo/src/lib.rs:600:9
[INFO] [stdout]     |
[INFO] [stdout] 599 |         todo!("Open object of all different types, make sure there's no error");
[INFO] [stdout]     |         ----------------------------------------------------------------------- any code following this expression is unreachable
[INFO] [stdout] 600 |         todo!("Open object that doesn't exist, check for ENOENT");
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout]     = note: this warning originates in the macro `$crate::panic` which comes from the expansion of the macro `todo` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> ostree-repo/src/lib.rs:278:22
[INFO] [stdout]     |
[INFO] [stdout] 278 |     pub fn list_refs(&self, path: PathBuf) -> io::Result<refs::ListRefs> {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here   ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 278 |     pub fn list_refs(&self, path: PathBuf) -> io::Result<refs::ListRefs<'_>> {
[INFO] [stdout]     |                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ostree-fuse v0.1.0 (/opt/rustwide/workdir/ostree-fuse)
[INFO] [stderr]     Checking ostree-cmd v0.1.0 (/opt/rustwide/workdir/ostree-cmd)
[INFO] [stdout] warning: unused variable: `commit`
[INFO] [stdout]    --> ostree-repo/src/lib.rs:661:13
[INFO] [stdout]     |
[INFO] [stdout] 661 |         let commit = repo.read_commit(&cid).unwrap();
[INFO] [stdout]     |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_commit`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (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]    --> ostree-repo/src/lib.rs:278:22
[INFO] [stdout]     |
[INFO] [stdout] 278 |     pub fn list_refs(&self, path: PathBuf) -> io::Result<refs::ListRefs> {
[INFO] [stdout]     |                      ^^^^^ the lifetime is elided here   ^^^^^^^^^^^^^^ the same lifetime is hidden 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] 278 |     pub fn list_refs(&self, path: PathBuf) -> io::Result<refs::ListRefs<'_>> {
[INFO] [stdout]     |                                                                        ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> ostree-fuse/src/main.rs:958:25
[INFO] [stdout]     |
[INFO] [stdout] 958 |     let repo: PathBuf = env::args_os().nth(1).unwrap().try_into()?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> ostree-fuse/src/main.rs:958:25
[INFO] [stdout]     |
[INFO] [stdout] 958 |     let repo: PathBuf = env::args_os().nth(1).unwrap().try_into()?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ostree-fuse` (bin "ostree-fuse") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]    --> ostree-fuse/src/main.rs:845:18
[INFO] [stdout]     |
[INFO] [stdout] 845 |         let _m = unsafe {
[INFO] [stdout]     |                  ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_unsafe)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> ostree-fuse/src/main.rs:958:25
[INFO] [stdout]     |
[INFO] [stdout] 958 |     let repo: PathBuf = env::args_os().nth(1).unwrap().try_into()?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> ostree-fuse/src/main.rs:958:25
[INFO] [stdout]     |
[INFO] [stdout] 958 |     let repo: PathBuf = env::args_os().nth(1).unwrap().try_into()?;
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ostree-fuse` (bin "ostree-fuse" test) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "11e6351199fc66b8bbbd52a985a55635dd7431ec14d542a12020aa46e0a70664", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11e6351199fc66b8bbbd52a985a55635dd7431ec14d542a12020aa46e0a70664", kill_on_drop: false }`
[INFO] [stdout] 11e6351199fc66b8bbbd52a985a55635dd7431ec14d542a12020aa46e0a70664