[INFO] fetching crate etcd-bin-vendored 3.6.2...
[INFO] checking etcd-bin-vendored-3.6.2 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate etcd-bin-vendored 3.6.2 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate etcd-bin-vendored 3.6.2
[INFO] finished tweaking crates.io crate etcd-bin-vendored 3.6.2
[INFO] tweaked toml for crates.io crate etcd-bin-vendored 3.6.2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate etcd-bin-vendored 3.6.2 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 etcd-bin-vendored 3.6.2 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-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_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] ea6aeaa6d126da4f7d277435be07f537fa0d1bcb34336de6062e05fee286e1e6
[INFO] running `Command { std: "docker" "start" "-a" "ea6aeaa6d126da4f7d277435be07f537fa0d1bcb34336de6062e05fee286e1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ea6aeaa6d126da4f7d277435be07f537fa0d1bcb34336de6062e05fee286e1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea6aeaa6d126da4f7d277435be07f537fa0d1bcb34336de6062e05fee286e1e6", kill_on_drop: false }`
[INFO] [stdout] ea6aeaa6d126da4f7d277435be07f537fa0d1bcb34336de6062e05fee286e1e6
[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 -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] e9f27c37da94b3cf5c7c92fe0212c8b9fef3bb729043888b1efb5a768744a7bc
[INFO] running `Command { std: "docker" "start" "-a" "e9f27c37da94b3cf5c7c92fe0212c8b9fef3bb729043888b1efb5a768744a7bc", kill_on_drop: false }`
[INFO] [stderr]     Checking etcd-bin-vendored-linux-amd64 v3.6.2
[INFO] [stderr]     Checking etcd-bin-vendored v3.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<&Path, Infallible>
[INFO] [stdout]    --> src/lib.rs:95:36
[INFO] [stdout]     |
[INFO] [stdout]  95 |                   Crate::$variant => $module::etcd_bin_path().map_err(|_| unreachable!()),
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 | /     match_platform!(detected;
[INFO] [stdout] 113 | |         (LinuxAMD64,    "linux",    "x86_64",    "linux-x86_64",    etcd_bin_vendored_linux_amd64),
[INFO] [stdout] 114 | |         (LinuxARM64,    "linux",    "aarch64",   "linux-aarch64",   etcd_bin_vendored_linux_arm64),
[INFO] [stdout] 115 | |         (LinuxPPC64LE,  "linux",    "powerpc64", "linux-powerpc64", etcd_bin_vendored_linux_ppc64le),
[INFO] [stdout] ...   |
[INFO] [stdout] 119 | |         (WindowsAMD64,  "windows",  "x86_64",    "windows-x86_64",  etcd_bin_vendored_windows_amd64),
[INFO] [stdout] 120 | |     )
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `match_platform` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `etcd-bin-vendored` (lib) due to 1 previous error
[INFO] [stdout] error: this type will no longer be must used: Result<&Path, Infallible>
[INFO] [stdout]    --> src/lib.rs:95:36
[INFO] [stdout]     |
[INFO] [stdout]  95 |                   Crate::$variant => $module::etcd_bin_path().map_err(|_| unreachable!()),
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 112 | /     match_platform!(detected;
[INFO] [stdout] 113 | |         (LinuxAMD64,    "linux",    "x86_64",    "linux-x86_64",    etcd_bin_vendored_linux_amd64),
[INFO] [stdout] 114 | |         (LinuxARM64,    "linux",    "aarch64",   "linux-aarch64",   etcd_bin_vendored_linux_arm64),
[INFO] [stdout] 115 | |         (LinuxPPC64LE,  "linux",    "powerpc64", "linux-powerpc64", etcd_bin_vendored_linux_ppc64le),
[INFO] [stdout] ...   |
[INFO] [stdout] 119 | |         (WindowsAMD64,  "windows",  "x86_64",    "windows-x86_64",  etcd_bin_vendored_windows_amd64),
[INFO] [stdout] 120 | |     )
[INFO] [stdout]     | |_____- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: requested on the command line with `-D unmustuse-in-always-ok`
[INFO] [stdout]     = note: this error originates in the macro `match_platform` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `etcd-bin-vendored` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "e9f27c37da94b3cf5c7c92fe0212c8b9fef3bb729043888b1efb5a768744a7bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9f27c37da94b3cf5c7c92fe0212c8b9fef3bb729043888b1efb5a768744a7bc", kill_on_drop: false }`
[INFO] [stdout] e9f27c37da94b3cf5c7c92fe0212c8b9fef3bb729043888b1efb5a768744a7bc