[INFO] fetching crate nougat 0.2.4...
[INFO] checking nougat-0.2.4 against master#6f40082313d8374bdf962aba943a712d5322fae6 for pr-117967
[INFO] extracting crate nougat 0.2.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate nougat 0.2.4 on toolchain 6f40082313d8374bdf962aba943a712d5322fae6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6f40082313d8374bdf962aba943a712d5322fae6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/.cargo/config
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate nougat 0.2.4
[INFO] finished tweaking crates.io crate nougat 0.2.4
[INFO] tweaked toml for crates.io crate nougat 0.2.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6f40082313d8374bdf962aba943a712d5322fae6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6f40082313d8374bdf962aba943a712d5322fae6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded polonius-the-crab v0.2.1
[INFO] [stderr]   Downloaded nougat-proc_macros v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+6f40082313d8374bdf962aba943a712d5322fae6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 085864b500b034a75d9076abb4b1bc59381a0a0814d0f10bb8d11f7edcf05ed5
[INFO] running `Command { std: "docker" "start" "-a" "085864b500b034a75d9076abb4b1bc59381a0a0814d0f10bb8d11f7edcf05ed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "085864b500b034a75d9076abb4b1bc59381a0a0814d0f10bb8d11f7edcf05ed5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "085864b500b034a75d9076abb4b1bc59381a0a0814d0f10bb8d11f7edcf05ed5", kill_on_drop: false }`
[INFO] [stdout] 085864b500b034a75d9076abb4b1bc59381a0a0814d0f10bb8d11f7edcf05ed5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+6f40082313d8374bdf962aba943a712d5322fae6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c1e364758f633bf5c7cba85bd83605fcaf1ca84d805d6190e3fc108e245214d
[INFO] running `Command { std: "docker" "start" "-a" "8c1e364758f633bf5c7cba85bd83605fcaf1ca84d805d6190e3fc108e245214d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.1.3
[INFO] [stderr]     Checking macro_rules_attribute v0.1.3
[INFO] [stderr]    Compiling nougat-proc_macros v0.2.4
[INFO] [stderr]     Checking nougat v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "8c1e364758f633bf5c7cba85bd83605fcaf1ca84d805d6190e3fc108e245214d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c1e364758f633bf5c7cba85bd83605fcaf1ca84d805d6190e3fc108e245214d", kill_on_drop: false }`
[INFO] [stdout] 8c1e364758f633bf5c7cba85bd83605fcaf1ca84d805d6190e3fc108e245214d
[INFO] checking nougat-0.2.4 against try#57fd74335bb14b59b719dc3cc5bc4257e73f33ce for pr-117967
[INFO] extracting crate nougat 0.2.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate nougat 0.2.4 on toolchain 57fd74335bb14b59b719dc3cc5bc4257e73f33ce
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fd74335bb14b59b719dc3cc5bc4257e73f33ce" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc2/source/.cargo/config
[INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate nougat 0.2.4
[INFO] finished tweaking crates.io crate nougat 0.2.4
[INFO] tweaked toml for crates.io crate nougat 0.2.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fd74335bb14b59b719dc3cc5bc4257e73f33ce" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fd74335bb14b59b719dc3cc5bc4257e73f33ce" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fd74335bb14b59b719dc3cc5bc4257e73f33ce" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ca5bc80c92b804cfa0f0fa01f59bb08083afa77fda4034043bcf4908e6f0f948
[INFO] running `Command { std: "docker" "start" "-a" "ca5bc80c92b804cfa0f0fa01f59bb08083afa77fda4034043bcf4908e6f0f948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ca5bc80c92b804cfa0f0fa01f59bb08083afa77fda4034043bcf4908e6f0f948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca5bc80c92b804cfa0f0fa01f59bb08083afa77fda4034043bcf4908e6f0f948", kill_on_drop: false }`
[INFO] [stdout] ca5bc80c92b804cfa0f0fa01f59bb08083afa77fda4034043bcf4908e6f0f948
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+57fd74335bb14b59b719dc3cc5bc4257e73f33ce" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 238055ca82356d7a242c90f571b45f76d61bfd7ca3a7327f97d37044f3a19263
[INFO] running `Command { std: "docker" "start" "-a" "238055ca82356d7a242c90f571b45f76d61bfd7ca3a7327f97d37044f3a19263", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling macro_rules_attribute-proc_macro v0.1.3
[INFO] [stderr]     Checking macro_rules_attribute v0.1.3
[INFO] [stderr]    Compiling nougat-proc_macros v0.2.4
[INFO] [stderr]     Checking nougat v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]    --> tests/main.rs:242:18
[INFO] [stdout]     |
[INFO] [stdout] 241 |     fn next (self: &'_ mut WindowsMut<&'lt mut [T], WIDTH>)
[INFO] [stdout]     |                    ---------------------------------------
[INFO] [stdout] 242 |       -> Option<&'_ mut [T; WIDTH]>
[INFO] [stdout]     |                  ^^ expected named lifetime parameter
[INFO] [stdout]     |
[INFO] [stdout]     = help: this function's return type contains a borrowed value, but the signature does not say which one of `self`'s 2 lifetimes it is borrowed from
[INFO] [stdout] help: consider using the `'lt` lifetime
[INFO] [stdout]     |
[INFO] [stdout] 242 |       -> Option<&'lt mut [T; WIDTH]>
[INFO] [stdout]     |                  ~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `nougat` (test "main") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "238055ca82356d7a242c90f571b45f76d61bfd7ca3a7327f97d37044f3a19263", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "238055ca82356d7a242c90f571b45f76d61bfd7ca3a7327f97d37044f3a19263", kill_on_drop: false }`
[INFO] [stdout] 238055ca82356d7a242c90f571b45f76d61bfd7ca3a7327f97d37044f3a19263