[INFO] fetching crate slabmalloc 0.10.0...
[INFO] testing slabmalloc-0.10.0 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate slabmalloc 0.10.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate slabmalloc 0.10.0 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slabmalloc 0.10.0
[INFO] finished tweaking crates.io crate slabmalloc 0.10.0
[INFO] tweaked toml for crates.io crate slabmalloc 0.10.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate slabmalloc 0.10.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30e13d54b11745bf037bb4ccab57717bd8c3c70d10df5bd082980a83ed536218
[INFO] running `Command { std: "docker" "start" "-a" "30e13d54b11745bf037bb4ccab57717bd8c3c70d10df5bd082980a83ed536218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30e13d54b11745bf037bb4ccab57717bd8c3c70d10df5bd082980a83ed536218", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e13d54b11745bf037bb4ccab57717bd8c3c70d10df5bd082980a83ed536218", kill_on_drop: false }`
[INFO] [stdout] 30e13d54b11745bf037bb4ccab57717bd8c3c70d10df5bd082980a83ed536218
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31c998aec5a87583e81a2bd9c142e70944c4a792de27c87298f613a8ca1c886b
[INFO] running `Command { std: "docker" "start" "-a" "31c998aec5a87583e81a2bd9c142e70944c4a792de27c87298f613a8ca1c886b", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling slabmalloc v0.10.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "31c998aec5a87583e81a2bd9c142e70944c4a792de27c87298f613a8ca1c886b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31c998aec5a87583e81a2bd9c142e70944c4a792de27c87298f613a8ca1c886b", kill_on_drop: false }`
[INFO] [stdout] 31c998aec5a87583e81a2bd9c142e70944c4a792de27c87298f613a8ca1c886b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e151c3737b857a55fe310863c061984f8bcee81aa156ed819547f6be0bd18ff
[INFO] running `Command { std: "docker" "start" "-a" "5e151c3737b857a55fe310863c061984f8bcee81aa156ed819547f6be0bd18ff", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling spin v0.9.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling slabmalloc v0.10.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0635]: unknown feature `raw`
[INFO] [stdout]   --> src/lib.rs:24:35
[INFO] [stdout]    |
[INFO] [stdout] 24 |     feature(prelude_import, test, raw, c_void_variant, core_intrinsics)
[INFO] [stdout]    |                                   ^^^
[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 E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `slabmalloc` 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" "5e151c3737b857a55fe310863c061984f8bcee81aa156ed819547f6be0bd18ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e151c3737b857a55fe310863c061984f8bcee81aa156ed819547f6be0bd18ff", kill_on_drop: false }`
[INFO] [stdout] 5e151c3737b857a55fe310863c061984f8bcee81aa156ed819547f6be0bd18ff