[INFO] cloning repository https://github.com/Anoromi/whatawhat-lib
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Anoromi/whatawhat-lib" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnoromi%2Fwhatawhat-lib", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAnoromi%2Fwhatawhat-lib'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffe72b10416688918a90f351029e5e4c39ab7b8e
[INFO] checking Anoromi/whatawhat-lib 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%2FAnoromi%2Fwhatawhat-lib" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Anoromi/whatawhat-lib
[INFO] finished tweaking git repo https://github.com/Anoromi/whatawhat-lib
[INFO] tweaked toml for git repo https://github.com/Anoromi/whatawhat-lib written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Anoromi/whatawhat-lib 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/Anoromi/whatawhat-lib 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] db527634c88cfcf3161a5f9b3345656f042130b4c080e59fd93672f346cfdc13
[INFO] running `Command { std: "docker" "start" "-a" "db527634c88cfcf3161a5f9b3345656f042130b4c080e59fd93672f346cfdc13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "db527634c88cfcf3161a5f9b3345656f042130b4c080e59fd93672f346cfdc13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db527634c88cfcf3161a5f9b3345656f042130b4c080e59fd93672f346cfdc13", kill_on_drop: false }`
[INFO] [stdout] db527634c88cfcf3161a5f9b3345656f042130b4c080e59fd93672f346cfdc13
[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] 24ea7c38a652325135a87a17c55755fcf76f5011d9cd0df26f97007a3926f691
[INFO] running `Command { std: "docker" "start" "-a" "24ea7c38a652325135a87a17c55755fcf76f5011d9cd0df26f97007a3926f691", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.96
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling object v0.36.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking gimli v0.31.1
[INFO] [stderr]     Checking miniz_oxide v0.8.9
[INFO] [stderr]    Compiling serde_json v1.0.142
[INFO] [stderr]    Compiling anyhow v1.0.98
[INFO] [stderr]     Checking lock_api v0.4.13
[INFO] [stderr]     Checking tracing-log v0.2.0
[INFO] [stderr]     Checking tracing-subscriber v0.3.19
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]     Checking parking_lot_core v0.9.11
[INFO] [stderr]     Checking socket2 v0.6.0
[INFO] [stderr]     Checking mio v1.0.4
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]     Checking parking_lot v0.12.4
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking sysinfo v0.36.1
[INFO] [stderr]     Checking signal-hook-registry v1.4.6
[INFO] [stderr]     Checking addr2line v0.24.2
[INFO] [stderr]     Checking backtrace v0.3.75
[INFO] [stderr]    Compiling darling_core v0.20.11
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.47.1
[INFO] [stderr]     Checking tracing v0.1.41
[INFO] [stderr]    Compiling darling_macro v0.20.11
[INFO] [stderr]    Compiling darling v0.20.11
[INFO] [stderr]    Compiling derive_builder_core v0.20.2
[INFO] [stderr]    Compiling derive_builder_macro v0.20.2
[INFO] [stderr]     Checking derive_builder v0.20.2
[INFO] [stderr]     Checking serde v1.0.219
[INFO] [stderr]     Checking whatawhat-lib v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]  --> examples/gnome_install_extension.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let _path = PathBuf::from_str("./focused-window-dbus@whatawhat.anoromi.com.shell-extension.zip")
[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]  --> examples/gnome_install_extension.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |         PathBuf::from_str("./focused-window-dbus@whatawhat.anoromi.com.shell-extension.zip")
[INFO] [stdout]   |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `whatawhat-lib` (example "gnome_install_extension") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: this type will no longer be must used: Result<PathBuf, Infallible>
[INFO] [stdout]  --> examples/gnome_activate_extension.rs:6:17
[INFO] [stdout]   |
[INFO] [stdout] 6 |     let _path = PathBuf::from_str("./focused-window-dbus@whatawhat.anoromi.com.shell-extension.zip")
[INFO] [stdout]   |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `whatawhat-lib` (example "gnome_activate_extension") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "24ea7c38a652325135a87a17c55755fcf76f5011d9cd0df26f97007a3926f691", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24ea7c38a652325135a87a17c55755fcf76f5011d9cd0df26f97007a3926f691", kill_on_drop: false }`
[INFO] [stdout] 24ea7c38a652325135a87a17c55755fcf76f5011d9cd0df26f97007a3926f691