[INFO] fetching crate sanar-idk 0.1.1...
[INFO] checking sanar-idk-0.1.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate sanar-idk 0.1.1 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate sanar-idk 0.1.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate sanar-idk 0.1.1
[INFO] tweaked toml for crates.io crate sanar-idk 0.1.1 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate sanar-idk 0.1.1 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 sanar-idk 0.1.1 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] 4b32fc84cf676ff08a357f93dd46a365eb1998b0716a059a07c4bcfa2ea0d9a4
[INFO] running `Command { std: "docker" "start" "-a" "4b32fc84cf676ff08a357f93dd46a365eb1998b0716a059a07c4bcfa2ea0d9a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b32fc84cf676ff08a357f93dd46a365eb1998b0716a059a07c4bcfa2ea0d9a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b32fc84cf676ff08a357f93dd46a365eb1998b0716a059a07c4bcfa2ea0d9a4", kill_on_drop: false }`
[INFO] [stdout] 4b32fc84cf676ff08a357f93dd46a365eb1998b0716a059a07c4bcfa2ea0d9a4
[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] 7a8ef71ff75c22658f8b77ad9e63d5b2546b9f20701a3e4afc57adfdc9722c9f
[INFO] running `Command { std: "docker" "start" "-a" "7a8ef71ff75c22658f8b77ad9e63d5b2546b9f20701a3e4afc57adfdc9722c9f", kill_on_drop: false }`
[INFO] [stderr]     Checking sanar-idk v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<String, Infallible>
[INFO] [stdout]  --> examples/example.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | / create_config_struct! {
[INFO] [stdout] 4 | |     #[derive(Debug, Clone)]
[INFO] [stdout] 5 | |     pub struct Config {
[INFO] [stdout] 6 | |         pub port: u16 => "PORT", @default 8000,
[INFO] [stdout] ... |
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_^
[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 `$crate::create_config_struct` which comes from the expansion of the macro `create_config_struct` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sanar-idk` (example "example") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7a8ef71ff75c22658f8b77ad9e63d5b2546b9f20701a3e4afc57adfdc9722c9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a8ef71ff75c22658f8b77ad9e63d5b2546b9f20701a3e4afc57adfdc9722c9f", kill_on_drop: false }`
[INFO] [stdout] 7a8ef71ff75c22658f8b77ad9e63d5b2546b9f20701a3e4afc57adfdc9722c9f