[INFO] fetching crate reffers 0.6.1...
[INFO] checking reffers-0.6.1 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] extracting crate reffers 0.6.1 into /workspace/builds/worker-36/source
[INFO] validating manifest of crates.io crate reffers 0.6.1 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate reffers 0.6.1
[INFO] finished tweaking crates.io crate reffers 0.6.1
[INFO] tweaked toml for crates.io crate reffers 0.6.1 written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f218dc973db4ff498b82387acccb3d02ae1aa9746bdc76a6181683491b04cd4
[INFO] running `Command { std: "docker" "start" "-a" "3f218dc973db4ff498b82387acccb3d02ae1aa9746bdc76a6181683491b04cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f218dc973db4ff498b82387acccb3d02ae1aa9746bdc76a6181683491b04cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f218dc973db4ff498b82387acccb3d02ae1aa9746bdc76a6181683491b04cd4", kill_on_drop: false }`
[INFO] [stdout] 3f218dc973db4ff498b82387acccb3d02ae1aa9746bdc76a6181683491b04cd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aac609802a7c3292d1823f7215d1ae4154437d31d1d2c71e365e583c8512505c
[INFO] running `Command { std: "docker" "start" "-a" "aac609802a7c3292d1823f7215d1ae4154437d31d1d2c71e365e583c8512505c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking reffers v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `SlowRMBA`
[INFO] [stdout]   --> benches/bench.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let q = SlowRMBA::Arc(z);
[INFO] [stdout]    |                 ^^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 7  | use crate::rmba::SlowRMBA;
[INFO] [stdout]    |
[INFO] [stdout] 7  | use reffers::rmba::SlowRMBA;
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `reffers` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "aac609802a7c3292d1823f7215d1ae4154437d31d1d2c71e365e583c8512505c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aac609802a7c3292d1823f7215d1ae4154437d31d1d2c71e365e583c8512505c", kill_on_drop: false }`
[INFO] [stdout] aac609802a7c3292d1823f7215d1ae4154437d31d1d2c71e365e583c8512505c