[INFO] fetching crate beacon 0.2.0...
[INFO] checking beacon-0.2.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate beacon 0.2.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate beacon 0.2.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate beacon 0.2.0
[INFO] finished tweaking crates.io crate beacon 0.2.0
[INFO] tweaked toml for crates.io crate beacon 0.2.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded vecarray v0.1.3
[INFO] [stderr]   Downloaded primitive-types v0.4.0
[INFO] [stderr]   Downloaded ssz v0.2.0
[INFO] [stderr]   Downloaded impl-codec v0.3.0
[INFO] [stderr]   Downloaded parity-codec v4.1.4
[INFO] [stderr]   Downloaded ssz-derive v0.2.0
[INFO] [stderr]   Downloaded deriving v0.1.3
[INFO] [stderr]   Downloaded bm-le v0.8.1
[INFO] [stderr]   Downloaded bm-le-derive v0.8.0
[INFO] [stderr]   Downloaded bm v0.8.0
[INFO] [stderr]   Downloaded bitvec v0.11.3
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f7706cd1d78e860b87f06ca0f4e63d86f519cc4eb6e868e9723cfec18306648f
[INFO] running `"docker" "start" "-a" "f7706cd1d78e860b87f06ca0f4e63d86f519cc4eb6e868e9723cfec18306648f"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking bitvec v0.11.3
[INFO] [stderr]     Checking byte-slice-cast v0.3.2
[INFO] [stderr]     Checking rustc-hex v2.0.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]    Compiling deriving v0.1.3
[INFO] [stderr]     Checking block-padding v0.1.4
[INFO] [stderr]    Compiling bm-le-derive v0.8.0
[INFO] [stderr]    Compiling ssz-derive v0.2.0
[INFO] [stderr]     Checking uint v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.0
[INFO] [stderr]     Checking fixed-hash v0.4.0
[INFO] [stderr]     Checking fixed-hash v0.3.2
[INFO] [stderr]     Checking impl-serde v0.2.1
[INFO] [stderr]     Checking impl-serde v0.1.1
[INFO] [stderr]    Compiling toml v0.5.3
[INFO] [stderr]    Compiling proc-macro-crate v0.1.4
[INFO] [stderr]    Compiling parity-codec-derive v3.3.0
[INFO] [stderr]     Checking parity-codec v4.1.4
[INFO] [stderr]     Checking impl-codec v0.3.0
[INFO] [stderr]     Checking bm v0.8.0
[INFO] [stderr]     Checking vecarray v0.1.3
[INFO] [stderr]     Checking primitive-types v0.4.0
[INFO] [stderr]     Checking bm-le v0.8.1
[INFO] [stderr]     Checking ssz v0.2.0
[INFO] [stderr]     Checking beacon v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/executive/transition/per_epoch/justification.rs:14:84
[INFO] [stderr]    |
[INFO] [stderr] 14 |         let old_current_justified_checkpoint = self.current_justified_checkpoint.clone();;
[INFO] [stderr]    |                                                                                          ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/executive/transition/per_epoch/justification.rs:14:84
[INFO] [stderr]    |
[INFO] [stderr] 14 |         let old_current_justified_checkpoint = self.current_justified_checkpoint.clone();;
[INFO] [stderr]    |                                                                                          ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolon)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 28s
[INFO] running `"docker" "inspect" "f7706cd1d78e860b87f06ca0f4e63d86f519cc4eb6e868e9723cfec18306648f"`
[INFO] running `"docker" "rm" "-f" "f7706cd1d78e860b87f06ca0f4e63d86f519cc4eb6e868e9723cfec18306648f"`
[INFO] [stdout] f7706cd1d78e860b87f06ca0f4e63d86f519cc4eb6e868e9723cfec18306648f