[INFO] fetching crate bung 0.1.0...
[INFO] checking bung-0.1.0 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate bung 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate bung 0.1.0 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bung 0.1.0
[INFO] finished tweaking crates.io crate bung 0.1.0
[INFO] tweaked toml for crates.io crate bung 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rmpv v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81c05d35e9c9639e681b36b47fe819cf617dffe80ba8b539cdbbfd965d5f242e
[INFO] running `Command { std: "docker" "start" "-a" "81c05d35e9c9639e681b36b47fe819cf617dffe80ba8b539cdbbfd965d5f242e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81c05d35e9c9639e681b36b47fe819cf617dffe80ba8b539cdbbfd965d5f242e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81c05d35e9c9639e681b36b47fe819cf617dffe80ba8b539cdbbfd965d5f242e", kill_on_drop: false }`
[INFO] [stdout] 81c05d35e9c9639e681b36b47fe819cf617dffe80ba8b539cdbbfd965d5f242e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d8f8acb89031a6d8cbaa05a1257a49e97c1eca65fb8c050e6775a6fe30984ee7
[INFO] running `Command { std: "docker" "start" "-a" "d8f8acb89031a6d8cbaa05a1257a49e97c1eca65fb8c050e6775a6fe30984ee7", kill_on_drop: false }`
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking rmpv v1.3.0
[INFO] [stderr]     Checking bung v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rmp_serde`
[INFO] [stdout]   --> benches/buf.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |     vec.serialize(&mut rmp_serde::Serializer::new(&mut buf)).unwrap();
[INFO] [stdout]    |                        ^^^^^^^^^ use of undeclared crate or module `rmp_serde`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 5  + use bung::Serializer;
[INFO] [stdout]    |
[INFO] [stdout] 5  + use serde::Serializer;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Serializer`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 29 -     vec.serialize(&mut rmp_serde::Serializer::new(&mut buf)).unwrap();
[INFO] [stdout] 29 +     vec.serialize(&mut Serializer::new(&mut buf)).unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rmp_serde`
[INFO] [stdout]   --> benches/buf.rs:32:35
[INFO] [stdout]    |
[INFO] [stdout] 32 |         <Vec<String>>::deserialize(&mut rmp_serde::Deserializer::new(&buf[..])).unwrap();
[INFO] [stdout]    |                                         ^^^^^^^^^ use of undeclared crate or module `rmp_serde`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 5  + use bung::Deserializer;
[INFO] [stdout]    |
[INFO] [stdout] 5  + use serde::Deserializer;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Deserializer`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 32 -         <Vec<String>>::deserialize(&mut rmp_serde::Deserializer::new(&buf[..])).unwrap();
[INFO] [stdout] 32 +         <Vec<String>>::deserialize(&mut Deserializer::new(&buf[..])).unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bung` (bench "buf") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "d8f8acb89031a6d8cbaa05a1257a49e97c1eca65fb8c050e6775a6fe30984ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d8f8acb89031a6d8cbaa05a1257a49e97c1eca65fb8c050e6775a6fe30984ee7", kill_on_drop: false }`
[INFO] [stdout] d8f8acb89031a6d8cbaa05a1257a49e97c1eca65fb8c050e6775a6fe30984ee7
[INFO] checking bung-0.1.0 against try#9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88 for pr-124157
[INFO] extracting crate bung 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate bung 0.1.0 on toolchain 9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bung 0.1.0
[INFO] finished tweaking crates.io crate bung 0.1.0
[INFO] tweaked toml for crates.io crate bung 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 21dc2f524c108db27b143410471ca851638ddec99b7a09bc1342dc3087c89c4a
[INFO] running `Command { std: "docker" "start" "-a" "21dc2f524c108db27b143410471ca851638ddec99b7a09bc1342dc3087c89c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21dc2f524c108db27b143410471ca851638ddec99b7a09bc1342dc3087c89c4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21dc2f524c108db27b143410471ca851638ddec99b7a09bc1342dc3087c89c4a", kill_on_drop: false }`
[INFO] [stdout] 21dc2f524c108db27b143410471ca851638ddec99b7a09bc1342dc3087c89c4a
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+9c7b5f5b6b8ec32bbbcf9f07fc0e5208da6c5f88" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c910bc5ea63e1bcca0b2e5dfe303205be0e5c477012af4025ad6990381138cf6
[INFO] running `Command { std: "docker" "start" "-a" "c910bc5ea63e1bcca0b2e5dfe303205be0e5c477012af4025ad6990381138cf6", kill_on_drop: false }`
[INFO] [stderr]     Checking rmp v0.8.14
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking rmpv v1.3.0
[INFO] [stderr]     Checking bung v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rmp_serde`
[INFO] [stdout]   --> benches/buf.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |     vec.serialize(&mut rmp_serde::Serializer::new(&mut buf)).unwrap();
[INFO] [stdout]    |                        ^^^^^^^^^ use of undeclared crate or module `rmp_serde`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 5  + use bung::Serializer;
[INFO] [stdout]    |
[INFO] [stdout] 5  + use serde::Serializer;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Serializer`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 29 -     vec.serialize(&mut rmp_serde::Serializer::new(&mut buf)).unwrap();
[INFO] [stdout] 29 +     vec.serialize(&mut Serializer::new(&mut buf)).unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `rmp_serde`
[INFO] [stdout]   --> benches/buf.rs:32:35
[INFO] [stdout]    |
[INFO] [stdout] 32 |         <Vec<String>>::deserialize(&mut rmp_serde::Deserializer::new(&buf[..])).unwrap();
[INFO] [stdout]    |                                         ^^^^^^^^^ use of undeclared crate or module `rmp_serde`
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]    |
[INFO] [stdout] 5  + use bung::Deserializer;
[INFO] [stdout]    |
[INFO] [stdout] 5  + use serde::Deserializer;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Deserializer`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 32 -         <Vec<String>>::deserialize(&mut rmp_serde::Deserializer::new(&buf[..])).unwrap();
[INFO] [stdout] 32 +         <Vec<String>>::deserialize(&mut Deserializer::new(&buf[..])).unwrap();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `bung` (bench "buf") due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "c910bc5ea63e1bcca0b2e5dfe303205be0e5c477012af4025ad6990381138cf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c910bc5ea63e1bcca0b2e5dfe303205be0e5c477012af4025ad6990381138cf6", kill_on_drop: false }`
[INFO] [stdout] c910bc5ea63e1bcca0b2e5dfe303205be0e5c477012af4025ad6990381138cf6
