[INFO] cloning repository https://github.com/kokeshing/strict_weak_order_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/kokeshing/strict_weak_order_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkokeshing%2Fstrict_weak_order_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkokeshing%2Fstrict_weak_order_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2bab80461e56b061848445201754627943b2280a
[INFO] building kokeshing/strict_weak_order_rust against master#ff34b919075f35a1787659e9c448a34b06bab8de for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkokeshing%2Fstrict_weak_order_rust" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kokeshing/strict_weak_order_rust on toolchain ff34b919075f35a1787659e9c448a34b06bab8de
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/kokeshing/strict_weak_order_rust
[INFO] finished tweaking git repo https://github.com/kokeshing/strict_weak_order_rust
[INFO] tweaked toml for git repo https://github.com/kokeshing/strict_weak_order_rust written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/kokeshing/strict_weak_order_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ff34b919075f35a1787659e9c448a34b06bab8de" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4eea8e5906c8a2e6b89d639e928779caa72de2e8928588721dfe70428d1b016a
[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" "4eea8e5906c8a2e6b89d639e928779caa72de2e8928588721dfe70428d1b016a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eea8e5906c8a2e6b89d639e928779caa72de2e8928588721dfe70428d1b016a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eea8e5906c8a2e6b89d639e928779caa72de2e8928588721dfe70428d1b016a", kill_on_drop: false }`
[INFO] [stdout] 4eea8e5906c8a2e6b89d639e928779caa72de2e8928588721dfe70428d1b016a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+ff34b919075f35a1787659e9c448a34b06bab8de" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93700ea3729e8a0e81ecf0cee0090d1e3c92604db625898af5a1f2ad401f6f13
[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" "93700ea3729e8a0e81ecf0cee0090d1e3c92604db625898af5a1f2ad401f6f13", kill_on_drop: false }`
[INFO] [stderr]    Compiling is_sorted v0.1.0
[INFO] [stdout] error[E0658]: use of unstable library feature 'is_sorted': new API
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/is_sorted-0.1.0/src/lib.rs:119:31
[INFO] [stdout]     |
[INFO] [stdout] 119 |         self.map(|v| key(&v)).is_sorted()
[INFO] [stdout]     |                               ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: see issue #53485 <https://github.com/rust-lang/rust/issues/53485> for more information
[INFO] [stdout]     = help: add `#![feature(is_sorted)]` to the crate attributes to enable
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0658`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `is_sorted`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "93700ea3729e8a0e81ecf0cee0090d1e3c92604db625898af5a1f2ad401f6f13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93700ea3729e8a0e81ecf0cee0090d1e3c92604db625898af5a1f2ad401f6f13", kill_on_drop: false }`
[INFO] [stdout] 93700ea3729e8a0e81ecf0cee0090d1e3c92604db625898af5a1f2ad401f6f13
