[INFO] fetching crate muta-codec-derive 0.2.2...
[INFO] testing muta-codec-derive-0.2.2 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate muta-codec-derive 0.2.2 into /workspace/builds/worker-4-tc2/source
[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-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate muta-codec-derive 0.2.2 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate muta-codec-derive 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecf07fe9fe9eda101ff82ab1d845d9e2ade92b5d64c07620761f897f57c40a96
[INFO] running `Command { std: "docker" "start" "-a" "ecf07fe9fe9eda101ff82ab1d845d9e2ade92b5d64c07620761f897f57c40a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecf07fe9fe9eda101ff82ab1d845d9e2ade92b5d64c07620761f897f57c40a96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf07fe9fe9eda101ff82ab1d845d9e2ade92b5d64c07620761f897f57c40a96", kill_on_drop: false }`
[INFO] [stdout] ecf07fe9fe9eda101ff82ab1d845d9e2ade92b5d64c07620761f897f57c40a96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c278e66c9f14cc1b0bd5108e77d1c006da4477768fb66c4dba8b121385348ef6
[INFO] running `Command { std: "docker" "start" "-a" "c278e66c9f14cc1b0bd5108e77d1c006da4477768fb66c4dba8b121385348ef6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling muta-codec-derive v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "c278e66c9f14cc1b0bd5108e77d1c006da4477768fb66c4dba8b121385348ef6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c278e66c9f14cc1b0bd5108e77d1c006da4477768fb66c4dba8b121385348ef6", kill_on_drop: false }`
[INFO] [stdout] c278e66c9f14cc1b0bd5108e77d1c006da4477768fb66c4dba8b121385348ef6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbab803a0e3c72b92208467019e5705c8d0c699cd2332a66e0b46238d6d791bf
[INFO] running `Command { std: "docker" "start" "-a" "dbab803a0e3c72b92208467019e5705c8d0c699cd2332a66e0b46238d6d791bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling rlp v0.4.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling muta-codec-derive v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: cannot find module or crate `muta_protocol` in this scope
[INFO] [stdout]  --> examples/example.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use muta_protocol::fixed_codec::{FixedCodec, FixedCodecError};
[INFO] [stdout]   |     ^^^^^^^^^^^^^ use of unresolved module or unlinked crate `muta_protocol`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `muta_protocol`, use `cargo add muta_protocol` to add it to your `Cargo.toml`
[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 unresolved module or unlinked crate `muta_protocol`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `muta_protocol`, use `cargo add muta_protocol` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `muta-codec-derive` (example "example") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "dbab803a0e3c72b92208467019e5705c8d0c699cd2332a66e0b46238d6d791bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbab803a0e3c72b92208467019e5705c8d0c699cd2332a66e0b46238d6d791bf", kill_on_drop: false }`
[INFO] [stdout] dbab803a0e3c72b92208467019e5705c8d0c699cd2332a66e0b46238d6d791bf