[INFO] fetching crate muta-codec-derive 0.2.2...
[INFO] checking muta-codec-derive-0.2.2 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate muta-codec-derive 0.2.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate muta-codec-derive 0.2.2 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate muta-codec-derive 0.2.2
[INFO] finished tweaking crates.io crate muta-codec-derive 0.2.2
[INFO] tweaked toml for crates.io crate muta-codec-derive 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate muta-codec-derive 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "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] 803fecbd63a88fa8718adbd92b8d9c56c42f135442e8d2202f767901fd39dfeb
[INFO] running `Command { std: "docker" "start" "-a" "803fecbd63a88fa8718adbd92b8d9c56c42f135442e8d2202f767901fd39dfeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "803fecbd63a88fa8718adbd92b8d9c56c42f135442e8d2202f767901fd39dfeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "803fecbd63a88fa8718adbd92b8d9c56c42f135442e8d2202f767901fd39dfeb", kill_on_drop: false }`
[INFO] [stdout] 803fecbd63a88fa8718adbd92b8d9c56c42f135442e8d2202f767901fd39dfeb
[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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 8772a0ac35659d5f146b4edbbbcd454a3a9d4fadcdbcdbe0e248907b7a79cb14
[INFO] running `Command { std: "docker" "start" "-a" "8772a0ac35659d5f146b4edbbbcd454a3a9d4fadcdbcdbe0e248907b7a79cb14", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking proc-macro2 v1.0.19
[INFO] [stderr]     Checking rlp v0.4.5
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking muta-codec-derive v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `muta_protocol`
[INFO] [stdout]  --> examples/example.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use muta_protocol::fixed_codec::{FixedCodec, FixedCodecError};
[INFO] [stdout]   |     ^^^^^^^^^^^^^ use of undeclared crate or module `muta_protocol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `muta_protocol`
[INFO] [stdout]  --> examples/example.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use muta_protocol::{Bytes, ProtocolResult};
[INFO] [stdout]   |     ^^^^^^^^^^^^^ use of undeclared crate or module `muta_protocol`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `FixedCodecError`
[INFO] [stdout]  --> examples/example.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Clone, Debug, RlpFixedCodec)]
[INFO] [stdout]   |                        ^^^^^^^^^^^^^ use of undeclared type `FixedCodecError`
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0405]: cannot find trait `FixedCodec` in this scope
[INFO] [stdout]  --> examples/example.rs:5:24
[INFO] [stdout]   |
[INFO] [stdout] 5 | #[derive(Clone, Debug, RlpFixedCodec)]
[INFO] [stdout]   |                        ^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0405, E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0405`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `muta-codec-derive`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "8772a0ac35659d5f146b4edbbbcd454a3a9d4fadcdbcdbe0e248907b7a79cb14", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8772a0ac35659d5f146b4edbbbcd454a3a9d4fadcdbcdbe0e248907b7a79cb14", kill_on_drop: false }`
[INFO] [stdout] 8772a0ac35659d5f146b4edbbbcd454a3a9d4fadcdbcdbe0e248907b7a79cb14