[INFO] fetching crate blake-streams-core 0.1.1...
[INFO] checking blake-streams-core-0.1.1 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate blake-streams-core 0.1.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate blake-streams-core 0.1.1 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] started tweaking crates.io crate blake-streams-core 0.1.1
[INFO] finished tweaking crates.io crate blake-streams-core 0.1.1
[INFO] tweaked toml for crates.io crate blake-streams-core 0.1.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate blake-streams-core 0.1.1 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] 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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 32f875c2f8301650a1cfe05ab261c3ae70d80e44fa92729684e89fa27761a791
[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" "32f875c2f8301650a1cfe05ab261c3ae70d80e44fa92729684e89fa27761a791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "32f875c2f8301650a1cfe05ab261c3ae70d80e44fa92729684e89fa27761a791", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32f875c2f8301650a1cfe05ab261c3ae70d80e44fa92729684e89fa27761a791", kill_on_drop: false }`
[INFO] [stdout] 32f875c2f8301650a1cfe05ab261c3ae70d80e44fa92729684e89fa27761a791
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b21b3112e11672304cd7f20ef31ac99eaf5f23b39949c13cfd4660add7d54da
[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" "4b21b3112e11672304cd7f20ef31ac99eaf5f23b39949c13cfd4660add7d54da", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling bytecheck v0.6.3
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling rend v0.3.1
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]    Compiling rkyv v0.7.3
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking signature v1.3.1
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking half v1.7.1
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking ed25519 v1.1.1
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[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling quote v1.0.9
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[INFO] [stderr]     Checking sled v0.34.6
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking sha2 v0.9.5
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling blake3 v0.3.8
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking bao v0.11.0
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling zeroize_derive v1.1.0
[INFO] [stderr]    Compiling bytecheck_derive v0.6.3
[INFO] [stderr]    Compiling rkyv_derive v0.7.3
[INFO] [stderr]    Compiling zerocopy-derive v0.3.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking ptr_meta v0.1.4
[INFO] [stderr]     Checking zeroize v1.4.1
[INFO] [stderr]     Checking curve25519-dalek v3.1.0
[INFO] [stderr]     Checking zerocopy v0.5.0
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking tracing v0.1.26
[INFO] [stderr]     Checking criterion v0.3.4
[INFO] [stderr]     Checking blake-streams-core v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0063]: missing field `_padding` in initializer of `stream::Head`
[INFO] [stdout]    --> src/stream.rs:326:23
[INFO] [stdout]     |
[INFO] [stdout] 326 |                 head: Head {
[INFO] [stdout]     |                       ^^^^ missing `_padding`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0063`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `blake-streams-core` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "4b21b3112e11672304cd7f20ef31ac99eaf5f23b39949c13cfd4660add7d54da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b21b3112e11672304cd7f20ef31ac99eaf5f23b39949c13cfd4660add7d54da", kill_on_drop: false }`
[INFO] [stdout] 4b21b3112e11672304cd7f20ef31ac99eaf5f23b39949c13cfd4660add7d54da