[INFO] fetching crate krata-guest 0.0.12...
[INFO] checking krata-guest-0.0.12 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate krata-guest 0.0.12 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate krata-guest 0.0.12
[INFO] finished tweaking crates.io crate krata-guest 0.0.12
[INFO] tweaked toml for crates.io crate krata-guest 0.0.12 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate krata-guest 0.0.12 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 crates.io crate krata-guest 0.0.12 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9fb621f491b8d3cafa4b87bb97bab7d42eef9ebe7d7b2c223938704c89b9c932
[INFO] running `Command { std: "docker" "start" "-a" "9fb621f491b8d3cafa4b87bb97bab7d42eef9ebe7d7b2c223938704c89b9c932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fb621f491b8d3cafa4b87bb97bab7d42eef9ebe7d7b2c223938704c89b9c932", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fb621f491b8d3cafa4b87bb97bab7d42eef9ebe7d7b2c223938704c89b9c932", kill_on_drop: false }`
[INFO] [stdout] 9fb621f491b8d3cafa4b87bb97bab7d42eef9ebe7d7b2c223938704c89b9c932
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a7eefae23360e45f6fad53fe8dc6ccdced97f3f5612d86e4a3e538845a0773e0
[INFO] running `Command { std: "docker" "start" "-a" "a7eefae23360e45f6fad53fe8dc6ccdced97f3f5612d86e4a3e538845a0773e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling autocfg v1.2.0
[INFO] [stderr]     Checking bytes v1.6.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling either v1.10.0
[INFO] [stderr]    Compiling anyhow v1.0.86
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking futures-io v0.3.30
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling thiserror v1.0.62
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling cc v1.0.90
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]    Compiling rustix v0.38.32
[INFO] [stderr]     Checking http v0.2.12
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling prettyplease v0.2.17
[INFO] [stderr]    Compiling regex-syntax v0.8.3
[INFO] [stderr]    Compiling bitflags v2.5.0
[INFO] [stderr]    Compiling serde v1.0.204
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking mio v0.8.11
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling ring v0.17.8
[INFO] [stderr]    Compiling fastrand v2.0.2
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling petgraph v0.6.4
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]     Checking rustls-pki-types v1.4.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]    Compiling axum-core v0.3.4
[INFO] [stderr]    Compiling rustls v0.22.4
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling axum v0.6.20
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling tempfile v3.10.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde_json v1.0.120
[INFO] [stderr]     Checking matchit v0.7.3
[INFO] [stderr]     Checking rustls-pemfile v2.1.1
[INFO] [stderr]     Checking rayon-core v1.12.1
[INFO] [stderr]     Checking anstream v0.6.13
[INFO] [stderr]     Checking url v2.5.2
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]    Compiling darling_core v0.20.8
[INFO] [stderr]    Compiling regex v1.10.5
[INFO] [stderr]     Checking rustls-webpki v0.102.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking nix v0.27.1
[INFO] [stderr]     Checking nix v0.25.1
[INFO] [stderr]     Checking path-dedot v3.1.1
[INFO] [stderr]     Checking strum v0.26.2
[INFO] [stderr]     Checking path-absolutize v3.1.1
[INFO] [stderr]     Checking sysinfo v0.30.13
[INFO] [stderr]    Compiling tokio-macros v2.3.0
[INFO] [stderr]    Compiling futures-macro v0.3.30
[INFO] [stderr]    Compiling prost-derive v0.12.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.62
[INFO] [stderr]     Checking tokio v1.38.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.27
[INFO] [stderr]    Compiling serde_derive v1.0.204
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]    Compiling prost-reflect-derive v0.13.0
[INFO] [stderr]    Compiling darling_macro v0.20.8
[INFO] [stderr]    Compiling pin-project-internal v1.1.5
[INFO] [stderr]    Compiling darling v0.20.8
[INFO] [stderr]     Checking netlink-packet-utils v0.5.2
[INFO] [stderr]    Compiling async-trait v0.1.81
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking netlink-packet-core v0.7.0
[INFO] [stderr]    Compiling derive_builder_core v0.20.0
[INFO] [stderr]    Compiling prost v0.12.6
[INFO] [stderr]     Checking pin-project v1.1.5
[INFO] [stderr]    Compiling async-stream-impl v0.3.5
[INFO] [stderr]     Checking env_filter v0.1.0
[INFO] [stderr]    Compiling prost-types v0.12.6
[INFO] [stderr]     Checking netlink-packet-route v0.19.0
[INFO] [stderr]     Checking async-stream v0.3.5
[INFO] [stderr]    Compiling derive_builder_macro v0.20.0
[INFO] [stderr]    Compiling getset v0.1.2
[INFO] [stderr]     Checking derive_builder v0.20.0
[INFO] [stderr]    Compiling strum_macros v0.26.2
[INFO] [stderr]    Compiling prost-build v0.12.6
[INFO] [stderr]     Checking futures-executor v0.3.30
[INFO] [stderr]    Compiling prost-reflect v0.13.1
[INFO] [stderr]     Checking futures v0.3.30
[INFO] [stderr]    Compiling tonic-build v0.11.0
[INFO] [stderr]    Compiling smart-default v0.7.1
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking tokio-io-timeout v1.2.0
[INFO] [stderr]     Checking tokio-rustls v0.25.0
[INFO] [stderr]     Checking netlink-sys v0.8.5
[INFO] [stderr]    Compiling prost-reflect-build v0.13.0
[INFO] [stderr]     Checking h2 v0.3.26
[INFO] [stderr]     Checking tower v0.4.13
[INFO] [stderr]     Checking tokio-stream v0.1.15
[INFO] [stderr]     Checking netlink-proto v0.11.3
[INFO] [stderr]     Checking sys-mount v3.0.1
[INFO] [stderr]     Checking rtnetlink v0.14.1
[INFO] [stderr]     Checking krata-xenstore v0.0.12
[INFO] [stderr]     Checking env_logger v0.11.3
[INFO] [stderr]     Checking cgroups-rs v0.3.4
[INFO] [stderr]     Checking platform-info v2.0.3
[INFO] [stderr]    Compiling krata v0.0.12
[INFO] [stderr]     Checking ipnetwork v0.20.0
[INFO] [stderr]     Checking oci-spec v0.6.7
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking hyper-timeout v0.4.1
[INFO] [stderr]     Checking tonic v0.11.0
[INFO] [stderr]     Checking krata-guest v0.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/init.rs:113:23
[INFO] [stdout]     |
[INFO] [stdout] 113 |             let etc = PathBuf::from_str("/etc")?;
[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]    --> src/init.rs:113:23
[INFO] [stdout]     |
[INFO] [stdout] 113 |             let etc = PathBuf::from_str("/etc")?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/init.rs:374:19
[INFO] [stdout]     |
[INFO] [stdout] 374 |         let etc = PathBuf::from_str("/etc")?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/init.rs:374:19
[INFO] [stdout]     |
[INFO] [stdout] 374 |         let etc = PathBuf::from_str("/etc")?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/init.rs:378:22
[INFO] [stdout]     |
[INFO] [stdout] 378 |         let resolv = PathBuf::from_str("/etc/resolv.conf")?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/init.rs:378:22
[INFO] [stdout]     |
[INFO] [stdout] 378 |         let resolv = PathBuf::from_str("/etc/resolv.conf")?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/init.rs:391:21
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let hosts = PathBuf::from_str("/etc/hosts")?;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/init.rs:391:21
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let hosts = PathBuf::from_str("/etc/hosts")?;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `krata-guest` (lib test) due to 8 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `krata-guest` (lib) due to 8 previous errors
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/init.rs:113:23
[INFO] [stdout]     |
[INFO] [stdout] 113 |             let etc = PathBuf::from_str("/etc")?;
[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]    --> src/init.rs:113:23
[INFO] [stdout]     |
[INFO] [stdout] 113 |             let etc = PathBuf::from_str("/etc")?;
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/init.rs:374:19
[INFO] [stdout]     |
[INFO] [stdout] 374 |         let etc = PathBuf::from_str("/etc")?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/init.rs:374:19
[INFO] [stdout]     |
[INFO] [stdout] 374 |         let etc = PathBuf::from_str("/etc")?;
[INFO] [stdout]     |                   ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/init.rs:378:22
[INFO] [stdout]     |
[INFO] [stdout] 378 |         let resolv = PathBuf::from_str("/etc/resolv.conf")?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/init.rs:378:22
[INFO] [stdout]     |
[INFO] [stdout] 378 |         let resolv = PathBuf::from_str("/etc/resolv.conf")?;
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: ControlFlow<Result<Infallible, Infallible>, PathBuf>
[INFO] [stdout]    --> src/init.rs:391:21
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let hosts = PathBuf::from_str("/etc/hosts")?;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]    --> src/init.rs:391:21
[INFO] [stdout]     |
[INFO] [stdout] 391 |         let hosts = PathBuf::from_str("/etc/hosts")?;
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a7eefae23360e45f6fad53fe8dc6ccdced97f3f5612d86e4a3e538845a0773e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7eefae23360e45f6fad53fe8dc6ccdced97f3f5612d86e4a3e538845a0773e0", kill_on_drop: false }`
[INFO] [stdout] a7eefae23360e45f6fad53fe8dc6ccdced97f3f5612d86e4a3e538845a0773e0
