[INFO] fetching crate hexchat 0.6.3...
[INFO] testing hexchat-0.6.3 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate hexchat 0.6.3 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate hexchat 0.6.3 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate hexchat 0.6.3
[INFO] finished tweaking crates.io crate hexchat 0.6.3
[INFO] tweaked toml for crates.io crate hexchat 0.6.3 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pango-sys v0.7.0
[INFO] [stderr]   Downloaded phf_macros v0.7.24
[INFO] [stderr]   Downloaded glib v0.6.1
[INFO] [stderr]   Downloaded atk-sys v0.7.0
[INFO] [stderr]   Downloaded fragile v0.3.0
[INFO] [stderr]   Downloaded gdk v0.9.0
[INFO] [stderr]   Downloaded gio v0.5.1
[INFO] [stderr]   Downloaded owning_ref v0.4.1
[INFO] [stderr]   Downloaded cairo-rs v0.5.0
[INFO] [stderr]   Downloaded glib-sys v0.7.0
[INFO] [stderr]   Downloaded gobject-sys v0.7.0
[INFO] [stderr]   Downloaded gtk v0.5.0
[INFO] [stderr]   Downloaded gdk-pixbuf v0.5.0
[INFO] [stderr]   Downloaded gdk-sys v0.7.0
[INFO] [stderr]   Downloaded gio-sys v0.7.0
[INFO] [stderr]   Downloaded pango v0.5.0
[INFO] [stderr]   Downloaded cairo-sys-rs v0.7.0
[INFO] [stderr]   Downloaded gdk-pixbuf-sys v0.7.0
[INFO] [stderr]   Downloaded gtk-sys v0.7.0
[INFO] [stderr]   Downloaded charsets v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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] a9794e016eb9ff963ea64fbf45fdffdd0b6d5a8a0af29882d2b45a090b8db892
[INFO] running `Command { std: "docker" "start" "-a" "a9794e016eb9ff963ea64fbf45fdffdd0b6d5a8a0af29882d2b45a090b8db892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a9794e016eb9ff963ea64fbf45fdffdd0b6d5a8a0af29882d2b45a090b8db892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9794e016eb9ff963ea64fbf45fdffdd0b6d5a8a0af29882d2b45a090b8db892", kill_on_drop: false }`
[INFO] [stdout] a9794e016eb9ff963ea64fbf45fdffdd0b6d5a8a0af29882d2b45a090b8db892
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c5f6006b503648548504059366c4a4ee6518d3005918ad9866c87b8f38082cf
[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" "0c5f6006b503648548504059366c4a4ee6518d3005918ad9866c87b8f38082cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling charsets v0.2.0
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/lock_api-0.1.5/src/lib.rs:88:42
[INFO] [stdout]    |
[INFO] [stdout] 88 | #![cfg_attr(feature = "nightly", 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] [stderr]    Compiling semver v0.9.0
[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 `lock_api` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "0c5f6006b503648548504059366c4a4ee6518d3005918ad9866c87b8f38082cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c5f6006b503648548504059366c4a4ee6518d3005918ad9866c87b8f38082cf", kill_on_drop: false }`
[INFO] [stdout] 0c5f6006b503648548504059366c4a4ee6518d3005918ad9866c87b8f38082cf