[INFO] fetching crate rekt-protocol-common 0.1.1...
[INFO] checking rekt-protocol-common-0.1.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577
[INFO] extracting crate rekt-protocol-common 0.1.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate rekt-protocol-common 0.1.1
[INFO] finished tweaking crates.io crate rekt-protocol-common 0.1.1
[INFO] tweaked toml for crates.io crate rekt-protocol-common 0.1.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rekt-protocol-common 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 rekt-protocol-common 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-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] 91ec87de64e3e3e2e1c5b6f80e78a0ec0c682c6d3a1354d0e551e9f98fda39f2
[INFO] running `Command { std: "docker" "start" "-a" "91ec87de64e3e3e2e1c5b6f80e78a0ec0c682c6d3a1354d0e551e9f98fda39f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91ec87de64e3e3e2e1c5b6f80e78a0ec0c682c6d3a1354d0e551e9f98fda39f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91ec87de64e3e3e2e1c5b6f80e78a0ec0c682c6d3a1354d0e551e9f98fda39f2", kill_on_drop: false }`
[INFO] [stdout] 91ec87de64e3e3e2e1c5b6f80e78a0ec0c682c6d3a1354d0e551e9f98fda39f2
[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] 33f3aec268356eab7d74cdcebfcdfc6a039d20a89b5151e304f132d519c7afaa
[INFO] running `Command { std: "docker" "start" "-a" "33f3aec268356eab7d74cdcebfcdfc6a039d20a89b5151e304f132d519c7afaa", kill_on_drop: false }`
[INFO] [stderr]     Checking rekt-protocol-common v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error: this type will no longer be must used: Result<DtgServerStatus, Infallible>
[INFO] [stdout]    --> src/tests/datagram_test.rs:172:20
[INFO] [stdout]     |
[INFO] [stdout] 172 |     let dtg_from = DtgServerStatus::try_from(&*dtg_ref);
[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<DtgServerStatus, Infallible>
[INFO] [stdout]    --> src/tests/datagram_test.rs:174:8
[INFO] [stdout]     |
[INFO] [stdout] 174 |     if dtg_from.is_ok() {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this type will no longer be must used: Result<DtgServerStatus, Infallible>
[INFO] [stdout]    --> src/tests/datagram_test.rs:175:20
[INFO] [stdout]     |
[INFO] [stdout] 175 |         assert_eq!(dtg_from.unwrap().as_bytes(), dtg.as_bytes());
[INFO] [stdout]     |                    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rekt-protocol-common` (bin "rekt-protocol-common" test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "33f3aec268356eab7d74cdcebfcdfc6a039d20a89b5151e304f132d519c7afaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33f3aec268356eab7d74cdcebfcdfc6a039d20a89b5151e304f132d519c7afaa", kill_on_drop: false }`
[INFO] [stdout] 33f3aec268356eab7d74cdcebfcdfc6a039d20a89b5151e304f132d519c7afaa