[INFO] cloning repository https://github.com/rroohhh/mtf-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rroohhh/mtf-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frroohhh%2Fmtf-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frroohhh%2Fmtf-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6680ff51aa4cda57da2ec6b33d58f004b181124e
[INFO] checking rroohhh/mtf-rs against master#90442458ac46b1d5eed752c316da25450f67285b for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frroohhh%2Fmtf-rs" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rroohhh/mtf-rs on toolchain 90442458ac46b1d5eed752c316da25450f67285b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rroohhh/mtf-rs
[INFO] finished tweaking git repo https://github.com/rroohhh/mtf-rs
[INFO] tweaked toml for git repo https://github.com/rroohhh/mtf-rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/rroohhh/mtf-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+90442458ac46b1d5eed752c316da25450f67285b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+90442458ac46b1d5eed752c316da25450f67285b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e8b1eb49d8a4d8e417cc3eb100eff931ac60915add7291f3e1710e87665cff2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "8e8b1eb49d8a4d8e417cc3eb100eff931ac60915add7291f3e1710e87665cff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e8b1eb49d8a4d8e417cc3eb100eff931ac60915add7291f3e1710e87665cff2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e8b1eb49d8a4d8e417cc3eb100eff931ac60915add7291f3e1710e87665cff2", kill_on_drop: false }`
[INFO] [stdout] 8e8b1eb49d8a4d8e417cc3eb100eff931ac60915add7291f3e1710e87665cff2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+90442458ac46b1d5eed752c316da25450f67285b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5150f8ebd4730059c8256ba80bf6e23829973a79a6179501cbb0b631d925c0cc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5150f8ebd4730059c8256ba80bf6e23829973a79a6179501cbb0b631d925c0cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling cc v1.0.38
[INFO] [stderr]    Compiling syn v0.15.43
[INFO] [stderr]    Compiling jetscii v0.4.4
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stdout] error: generic parameters may not be used in const operations
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/jetscii-0.4.4/src/simd.rs:109:13
[INFO] [stdout]     |
[INFO] [stdout] 109 |             T::CONTROL_BYTE,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ cannot perform const operation using `T`
[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]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/jetscii-0.4.4/src/simd.rs:148:13
[INFO] [stdout]     |
[INFO] [stdout] 148 |             T::CONTROL_BYTE,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^ cannot perform const operation using `T`
[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 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jetscii`
[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" "5150f8ebd4730059c8256ba80bf6e23829973a79a6179501cbb0b631d925c0cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5150f8ebd4730059c8256ba80bf6e23829973a79a6179501cbb0b631d925c0cc", kill_on_drop: false }`
[INFO] [stdout] 5150f8ebd4730059c8256ba80bf6e23829973a79a6179501cbb0b631d925c0cc