[INFO] cloning repository https://github.com/ethereum-mousse/mousse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ethereum-mousse/mousse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethereum-mousse%2Fmousse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethereum-mousse%2Fmousse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cfd5b04e802e4a1982dc00b2a12864f8d47ec6c
[INFO] checking ethereum-mousse/mousse against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fethereum-mousse%2Fmousse" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ethereum-mousse/mousse on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ethereum-mousse/mousse
[INFO] finished tweaking git repo https://github.com/ethereum-mousse/mousse
[INFO] tweaked toml for git repo https://github.com/ethereum-mousse/mousse written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ethereum-mousse/mousse already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/sigp/lighthouse`
[INFO] [stderr]     Updating git submodule `https://github.com/ethereum/eth2.0-spec-tests`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded plotters-backend v0.3.0
[INFO] [stderr]   Downloaded half v1.7.1
[INFO] [stderr]   Downloaded primitive-types v0.3.0
[INFO] [stderr]   Downloaded parity-codec v3.5.4
[INFO] [stderr]   Downloaded ethereum-types v0.6.0
[INFO] [stderr]   Downloaded rlp v0.4.6
[INFO] [stderr]   Downloaded uint v0.8.5
[INFO] [stderr]   Downloaded ethbloom v0.6.4
[INFO] [stderr]   Downloaded static_assertions v0.2.5
[INFO] [stderr]   Downloaded criterion v0.3.4
[INFO] [stderr]   Downloaded serde_qs v0.8.2
[INFO] [stderr]   Downloaded impl-codec v0.2.0
[INFO] [stderr]   Downloaded uint v0.7.1
[INFO] [stderr]   Downloaded fixed-hash v0.6.1
[INFO] [stderr]   Downloaded parity-scale-codec v1.3.5
[INFO] [stderr]   Downloaded fixed-hash v0.3.2
[INFO] [stderr]   Downloaded serde-big-array v0.3.1
[INFO] [stderr]   Downloaded criterion-plot v0.4.3
[INFO] [stderr]   Downloaded tiny-keccak v2.0.2
[INFO] [stderr]   Downloaded impl-serde v0.3.1
[INFO] [stderr]   Downloaded tinytemplate v1.2.0
[INFO] [stderr]   Downloaded plotters-svg v0.3.0
[INFO] [stderr]   Downloaded radium v0.3.0
[INFO] [stderr]   Downloaded bitvec v0.17.4
[INFO] [stderr]   Downloaded byte-slice-cast v0.3.5
[INFO] [stderr]   Downloaded impl-codec v0.4.2
[INFO] [stderr]   Downloaded ethereum-types v0.9.2
[INFO] [stderr]   Downloaded plotters v0.3.0
[INFO] [stderr]   Downloaded csv v1.1.5
[INFO] [stderr]   Downloaded cast v0.2.3
[INFO] [stderr]   Downloaded serde_cbor v0.11.1
[INFO] [stderr]   Downloaded ring v0.14.6
[INFO] [stderr]   Downloaded rand v0.8.1
[INFO] [stderr]   Downloaded primitive-types v0.7.3
[INFO] [stderr]   Downloaded ethbloom v0.9.2
[INFO] [stderr]   Downloaded oorandom v11.1.3
[INFO] [stderr]   Downloaded uint v0.5.0
[INFO] [stderr]   Downloaded eth2_ssz_derive v0.1.0
[INFO] [stderr]   Downloaded ethereum-types v0.5.2
[INFO] [stderr]   Downloaded eth2_ssz v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1d2c595154a15a2a961b7b7ef6b6b8d5524e64732d0cbcf0d0997536cff084f4
[INFO] running `Command { std: "docker" "start" "-a" "1d2c595154a15a2a961b7b7ef6b6b8d5524e64732d0cbcf0d0997536cff084f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d2c595154a15a2a961b7b7ef6b6b8d5524e64732d0cbcf0d0997536cff084f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d2c595154a15a2a961b7b7ef6b6b8d5524e64732d0cbcf0d0997536cff084f4", kill_on_drop: false }`
[INFO] [stdout] 1d2c595154a15a2a961b7b7ef6b6b8d5524e64732d0cbcf0d0997536cff084f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d0d8ccee85b7dd41d4e7d0d2c755fc0ddf64085eaab076aec56a7880d1ee88bb
[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" "d0d8ccee85b7dd41d4e7d0d2c755fc0ddf64085eaab076aec56a7880d1ee88bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking static_assertions v0.2.5
[INFO] [stderr]     Checking bytes v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking lazy_static v0.1.16
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking futures-io v0.3.9
[INFO] [stderr]     Checking os_str_bytes v2.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling tokio v1.0.2
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking itertools v0.10.0
[INFO] [stderr]    Compiling ring v0.14.6
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking rlp v0.4.6
[INFO] [stderr]     Checking textwrap v0.12.1
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking futures-task v0.3.9
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]    Compiling heck v0.3.2
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking getrandom v0.2.1
[INFO] [stderr]     Checking parking_lot_core v0.8.2
[INFO] [stderr]     Checking signal-hook-registry v1.3.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking num-traits v0.2.14
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking futures-util v0.3.9
[INFO] [stderr]     Checking impl-rlp v0.2.1
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/buf_redux-0.8.4/src/policy.rs:25:57
[INFO] [stdout]     |
[INFO] [stdout] 25  |     ($val:expr) => ( return $crate::policy::DoRead($val); );
[INFO] [stdout]     |                                                         ^
[INFO] [stdout] ...
[INFO] [stdout] 118 |         if buffer.len() >= self.0 { do_read!(false) }
[INFO] [stdout]     |                                     --------------- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `do_read` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `buf_redux`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "d0d8ccee85b7dd41d4e7d0d2c755fc0ddf64085eaab076aec56a7880d1ee88bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0d8ccee85b7dd41d4e7d0d2c755fc0ddf64085eaab076aec56a7880d1ee88bb", kill_on_drop: false }`
[INFO] [stdout] d0d8ccee85b7dd41d4e7d0d2c755fc0ddf64085eaab076aec56a7880d1ee88bb