[INFO] fetching crate refpool 0.4.3...
[INFO] checking refpool-0.4.3 against beta-2020-07-24 for pr-75494-beta
[INFO] extracting crate refpool 0.4.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate refpool 0.4.3 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate refpool 0.4.3
[INFO] finished tweaking crates.io crate refpool 0.4.3
[INFO] tweaked toml for crates.io crate refpool 0.4.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 379ca43a5cf9f5098aa580f765cebf71f220343cd262a7a8e9fea0fc280bf32f
[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" "379ca43a5cf9f5098aa580f765cebf71f220343cd262a7a8e9fea0fc280bf32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "379ca43a5cf9f5098aa580f765cebf71f220343cd262a7a8e9fea0fc280bf32f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "379ca43a5cf9f5098aa580f765cebf71f220343cd262a7a8e9fea0fc280bf32f", kill_on_drop: false }`
[INFO] [stdout] 379ca43a5cf9f5098aa580f765cebf71f220343cd262a7a8e9fea0fc280bf32f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 11bf8124be4f964573c65f7f8ec567115df3b6fb2441ca57cb9643012d552976
[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" "11bf8124be4f964573c65f7f8ec567115df3b6fb2441ca57cb9643012d552976", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking refpool v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rayon-core v1.7.1
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stdout] error[E0277]: the trait bound `BigLumpOfUsize: refpool::PoolDefaultImpl` is not satisfied
[INFO] [stdout]    --> benches/pool.rs:103:13
[INFO] [stdout]     |
[INFO] [stdout] 23  | pub fn alloc<A: PoolDefault, P: Default>(name: &str, c: &mut Criterion) {
[INFO] [stdout]     |                 ----------- required by this bound in `alloc`
[INFO] [stdout] ...
[INFO] [stdout] 103 |     alloc::<BigLumpOfUsize, Rc<BigLumpOfUsize>>("alloc/1024xusize", c)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^ the trait `refpool::PoolDefaultImpl` is not implemented for `BigLumpOfUsize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `refpool::PoolDefault` for `BigLumpOfUsize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `BigLumpOfUsize: refpool::PoolDefaultImpl` is not satisfied
[INFO] [stdout]    --> benches/pool.rs:107:15
[INFO] [stdout]     |
[INFO] [stdout] 68  | pub fn realloc<A: PoolDefault, P: Default>(name: &str, c: &mut Criterion) {
[INFO] [stdout]     |                   ----------- required by this bound in `realloc`
[INFO] [stdout] ...
[INFO] [stdout] 107 |     realloc::<BigLumpOfUsize, Rc<BigLumpOfUsize>>("realloc/1024xsize", c)
[INFO] [stdout]     |               ^^^^^^^^^^^^^^ the trait `refpool::PoolDefaultImpl` is not implemented for `BigLumpOfUsize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `refpool::PoolDefault` for `BigLumpOfUsize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `refpool`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "11bf8124be4f964573c65f7f8ec567115df3b6fb2441ca57cb9643012d552976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11bf8124be4f964573c65f7f8ec567115df3b6fb2441ca57cb9643012d552976", kill_on_drop: false }`
[INFO] [stdout] 11bf8124be4f964573c65f7f8ec567115df3b6fb2441ca57cb9643012d552976
