[INFO] fetching crate unix-tty 0.3.4...
[INFO] testing unix-tty-0.3.4 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate unix-tty 0.3.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate unix-tty 0.3.4 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate unix-tty 0.3.4
[INFO] finished tweaking crates.io crate unix-tty 0.3.4
[INFO] tweaked toml for crates.io crate unix-tty 0.3.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ptr v0.2.2
[INFO] [stderr]   Downloaded unix v0.6.12
[INFO] [stderr]   Downloaded idem v0.4.0
[INFO] [stderr]   Downloaded hash-table v0.2.5
[INFO] [stderr]   Downloaded system-call v0.1.3
[INFO] [stderr]   Downloaded heap v0.1.0
[INFO] [stderr]   Downloaded flags v0.1.5
[INFO] [stderr]   Downloaded rel v0.2.0
[INFO] [stderr]   Downloaded loca v0.7.2
[INFO] [stderr]   Downloaded libc-interface v0.1.2
[INFO] [stderr]   Downloaded containers v0.9.11
[INFO] [stderr]   Downloaded tempus v0.2.4
[INFO] [stderr]   Downloaded abort v0.1.3
[INFO] [stderr]   Downloaded idem v0.1.1
[INFO] [stderr]   Downloaded i-o v0.4.7
[INFO] [stderr]   Downloaded default_allocator v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] abfec076d83bab3143f175ee508e86b8c1561cf26fc24b208829799501792115
[INFO] running `Command { std: "docker" "start" "-a" "abfec076d83bab3143f175ee508e86b8c1561cf26fc24b208829799501792115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "abfec076d83bab3143f175ee508e86b8c1561cf26fc24b208829799501792115", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abfec076d83bab3143f175ee508e86b8c1561cf26fc24b208829799501792115", kill_on_drop: false }`
[INFO] [stdout] abfec076d83bab3143f175ee508e86b8c1561cf26fc24b208829799501792115
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1d01075a2c24ab2735464a38e3f9227737dc49c1a00ff3b59d1f2d99a62f5853
[INFO] running `Command { std: "docker" "start" "-a" "1d01075a2c24ab2735464a38e3f9227737dc49c1a00ff3b59d1f2d99a62f5853", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling ptr v0.2.2
[INFO] [stderr]    Compiling hash-table v0.2.5
[INFO] [stderr]    Compiling containers v0.9.11
[INFO] [stderr]    Compiling idem v0.4.0
[INFO] [stderr]    Compiling heap v0.1.0
[INFO] [stderr]    Compiling rel v0.2.0
[INFO] [stderr]    Compiling i-o v0.4.7
[INFO] [stderr]    Compiling utf v0.1.6
[INFO] [stderr]    Compiling libc-interface v0.1.2
[INFO] [stderr]    Compiling flags v0.1.5
[INFO] [stderr]    Compiling system-call v0.1.3
[INFO] [stderr]    Compiling abort v0.1.3
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling fallible v0.1.3
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling unix v0.6.12
[INFO] [stderr]    Compiling idem v0.1.1
[INFO] [stderr]    Compiling null-terminated v0.3.15
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ptr-0.2.2/src/lib.rs:14:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | #![feature(const_fn)]
[INFO] [stdout]    |            ^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: split into finer-grained feature gates
[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 E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ptr`
[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" "1d01075a2c24ab2735464a38e3f9227737dc49c1a00ff3b59d1f2d99a62f5853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d01075a2c24ab2735464a38e3f9227737dc49c1a00ff3b59d1f2d99a62f5853", kill_on_drop: false }`
[INFO] [stdout] 1d01075a2c24ab2735464a38e3f9227737dc49c1a00ff3b59d1f2d99a62f5853