[INFO] cloning repository https://github.com/Wassasin/min-trait-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Wassasin/min-trait-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWassasin%2Fmin-trait-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWassasin%2Fmin-trait-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24be398a33ba3722677554c5be1485b2fbf7aee1
[INFO] checking Wassasin/min-trait-example against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FWassasin%2Fmin-trait-example" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Wassasin/min-trait-example on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Wassasin/min-trait-example
[INFO] finished tweaking git repo https://github.com/Wassasin/min-trait-example
[INFO] tweaked toml for git repo https://github.com/Wassasin/min-trait-example written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Wassasin/min-trait-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 469c523c2ccee9060183a4292fea87e878388106cb47217429475b0f6fbf3764
[INFO] running `Command { std: "docker" "start" "-a" "469c523c2ccee9060183a4292fea87e878388106cb47217429475b0f6fbf3764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "469c523c2ccee9060183a4292fea87e878388106cb47217429475b0f6fbf3764", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "469c523c2ccee9060183a4292fea87e878388106cb47217429475b0f6fbf3764", kill_on_drop: false }`
[INFO] [stdout] 469c523c2ccee9060183a4292fea87e878388106cb47217429475b0f6fbf3764
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ac2a7441313a180144255a23ec1f032ad47c42fe8ffae810d37a6cc88ff275b3
[INFO] running `Command { std: "docker" "start" "-a" "ac2a7441313a180144255a23ec1f032ad47c42fe8ffae810d37a6cc88ff275b3", kill_on_drop: false }`
[INFO] [stderr]     Checking min-trait-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | ) -> [u8; <N as Unsigned>::USIZE] {
[INFO] [stdout]   |            ^ cannot perform const operation using `N`
[INFO] [stdout]   |
[INFO] [stdout]   = note: type parameters may not be used in const expressions
[INFO] [stdout]   = help: use `#![feature(const_generics)]` and `#![feature(const_evaluatable_checked)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]  --> src/lib.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | ) -> [u8; <N as Unsigned>::USIZE] {
[INFO] [stdout]   |            ^ cannot perform const operation using `N`
[INFO] [stdout]   |
[INFO] [stdout]   = note: type parameters may not be used in const expressions
[INFO] [stdout]   = help: use `#![feature(const_generics)]` and `#![feature(const_evaluatable_checked)]` to allow generic const expressions
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `min-trait-example`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ac2a7441313a180144255a23ec1f032ad47c42fe8ffae810d37a6cc88ff275b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac2a7441313a180144255a23ec1f032ad47c42fe8ffae810d37a6cc88ff275b3", kill_on_drop: false }`
[INFO] [stdout] ac2a7441313a180144255a23ec1f032ad47c42fe8ffae810d37a6cc88ff275b3