[INFO] cloning repository https://github.com/ivanceras/mycelium
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ivanceras/mycelium" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanceras%2Fmycelium", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanceras%2Fmycelium'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9cba51909508ba519c7d0833385cf7d27b3dc93a
[INFO] checking ivanceras/mycelium against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fivanceras%2Fmycelium" "/workspace/builds/worker-69/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-69/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ivanceras/mycelium on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-69/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/ivanceras/mycelium
[INFO] finished tweaking git repo https://github.com/ivanceras/mycelium
[INFO] tweaked toml for git repo https://github.com/ivanceras/mycelium written to /workspace/builds/worker-69/source/Cargo.toml
[INFO] crate git repo https://github.com/ivanceras/mycelium already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_pcg v0.2.1
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[INFO] [stderr]   Downloaded futures v0.3.16
[INFO] [stderr]   Downloaded sharded-slab v0.1.1
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[INFO] [stderr]   Downloaded nodrop v0.1.14
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[INFO] [stderr]   Downloaded backtrace v0.3.60
[INFO] [stderr]   Downloaded futures-executor v0.3.16
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[INFO] [stderr]   Downloaded rustc-demangle v0.1.20
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.1
[INFO] [stderr]   Downloaded uint v0.9.1
[INFO] [stderr]   Downloaded serde v1.0.126
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[INFO] [stderr]   Downloaded tracing-subscriber v0.2.19
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[INFO] [stderr]   Downloaded ws v0.9.1
[INFO] [stderr]   Downloaded parity-scale-codec v1.3.7
[INFO] [stderr]   Downloaded zstd-safe v3.0.1+zstd.1.4.9
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[INFO] [stderr]   Downloaded zstd v0.6.1+zstd.1.4.9
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[INFO] [stderr]   Downloaded parking_lot v0.10.2
[INFO] [stderr]   Downloaded parity-util-mem-derive v0.1.0
[INFO] [stderr]   Downloaded parity-util-mem v0.9.0
[INFO] [stderr]   Downloaded fixed-hash v0.7.0
[INFO] [stderr]   Downloaded substrate-bip39 v0.4.2
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[INFO] [stderr]   Downloaded parity-scale-codec-derive v2.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5b06a4e6c99dc411ae5b69f519091d0281693a01ff138e493cd05e9234af70d9
[INFO] running `Command { std: "docker" "start" "-a" "5b06a4e6c99dc411ae5b69f519091d0281693a01ff138e493cd05e9234af70d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b06a4e6c99dc411ae5b69f519091d0281693a01ff138e493cd05e9234af70d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b06a4e6c99dc411ae5b69f519091d0281693a01ff138e493cd05e9234af70d9", kill_on_drop: false }`
[INFO] [stdout] 5b06a4e6c99dc411ae5b69f519091d0281693a01ff138e493cd05e9234af70d9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-69/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99244e6921e6b913421b4ee2257c2590361a2f87be6d7256ff69ffddc01d91e3
[INFO] running `Command { std: "docker" "start" "-a" "99244e6921e6b913421b4ee2257c2590361a2f87be6d7256ff69ffddc01d91e3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]     Checking byte-slice-cast v1.0.0
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]    Compiling futures-core v0.3.16
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking sp-std v3.0.0 (https://github.com/paritytech/substrate.git?tag=monthly-2021-07#83808aa8)
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-channel v0.3.16
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling ref-cast v1.0.6
[INFO] [stderr]    Compiling erased-serde v0.3.16
[INFO] [stderr]    Compiling slog v2.7.0
[INFO] [stderr]     Checking futures-sink v0.3.16
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]     Checking parity-wasm v0.42.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]    Compiling parity-util-mem v0.9.0
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking environmental v1.1.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking dyn-clone v1.0.4
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]    Compiling zstd-safe v3.0.1+zstd.1.4.9
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]    Compiling httparse v1.4.1
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking trie-root v0.16.0
[INFO] [stderr]     Checking matrixmultiply v0.3.1
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crunchy v0.2.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr] error: could not compile `sharded-slab`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name sharded_slab --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/sharded-slab-0.1.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=692c2dfe1837aae4 -C extra-filename=-692c2dfe1837aae4 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-3ab14ef94a1f89cf.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "99244e6921e6b913421b4ee2257c2590361a2f87be6d7256ff69ffddc01d91e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99244e6921e6b913421b4ee2257c2590361a2f87be6d7256ff69ffddc01d91e3", kill_on_drop: false }`
[INFO] [stdout] 99244e6921e6b913421b4ee2257c2590361a2f87be6d7256ff69ffddc01d91e3