[INFO] fetching crate refpool 0.4.3...
[INFO] checking refpool-0.4.3 against 1.55.0 for beta-1.56-3
[INFO] extracting crate refpool 0.4.3 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate refpool 0.4.3 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bcac24c54f03684396bb9e08df36932c73ded77cf18b92c003041c7138159c33
[INFO] running `Command { std: "docker" "start" "-a" "bcac24c54f03684396bb9e08df36932c73ded77cf18b92c003041c7138159c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcac24c54f03684396bb9e08df36932c73ded77cf18b92c003041c7138159c33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcac24c54f03684396bb9e08df36932c73ded77cf18b92c003041c7138159c33", kill_on_drop: false }`
[INFO] [stdout] bcac24c54f03684396bb9e08df36932c73ded77cf18b92c003041c7138159c33
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b37b12a99f2fe781fe5f64050dd7afd2df56d3afc6961545a2da179372070bc7
[INFO] running `Command { std: "docker" "start" "-a" "b37b12a99f2fe781fe5f64050dd7afd2df56d3afc6961545a2da179372070bc7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking half v1.8.0
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking refpool v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking serde_json v1.0.68
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stdout] error[E0277]: the trait bound `BigLumpOfUsize: 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 `PoolDefaultImpl` is not implemented for `BigLumpOfUsize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `PoolDefault` for `BigLumpOfUsize`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `BigLumpOfUsize: 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 `PoolDefaultImpl` is not implemented for `BigLumpOfUsize`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `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` due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b37b12a99f2fe781fe5f64050dd7afd2df56d3afc6961545a2da179372070bc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b37b12a99f2fe781fe5f64050dd7afd2df56d3afc6961545a2da179372070bc7", kill_on_drop: false }`
[INFO] [stdout] b37b12a99f2fe781fe5f64050dd7afd2df56d3afc6961545a2da179372070bc7
