[INFO] fetching crate rmp-serde 0.14.4...
[INFO] checking rmp-serde-0.14.4 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate rmp-serde 0.14.4 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rmp-serde 0.14.4 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rmp-serde 0.14.4
[INFO] finished tweaking crates.io crate rmp-serde 0.14.4
[INFO] tweaked toml for crates.io crate rmp-serde 0.14.4 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] 42c6468e7fe8959f5238818eafc65118d1e51c8a4dc78e708d6ad2e772ffd3ec
[INFO] running `Command { std: "docker" "start" "-a" "42c6468e7fe8959f5238818eafc65118d1e51c8a4dc78e708d6ad2e772ffd3ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42c6468e7fe8959f5238818eafc65118d1e51c8a4dc78e708d6ad2e772ffd3ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c6468e7fe8959f5238818eafc65118d1e51c8a4dc78e708d6ad2e772ffd3ec", kill_on_drop: false }`
[INFO] [stdout] 42c6468e7fe8959f5238818eafc65118d1e51c8a4dc78e708d6ad2e772ffd3ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec5136506fdd0cb80fe19d350ffef81c1a0aee5c1eb87fba27af6d65191ad1ba
[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" "ec5136506fdd0cb80fe19d350ffef81c1a0aee5c1eb87fba27af6d65191ad1ba", kill_on_drop: false }`
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking rmp-serde v0.14.4 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type or module `rmpv`
[INFO] [stdout]    --> tests/round.rs:416:85
[INFO] [stdout]     |
[INFO] [stdout] 416 | ...   panic!("Does not deserialize: {}\nSerialized {:?}\nGot {:?}\n", e, val, rmpv::decode::value::read_value(&mut seriaized.as_slice())....
[INFO] [stdout]     |                                                                               ^^^^ use of undeclared type or module `rmpv`
[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 E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rmp-serde`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ec5136506fdd0cb80fe19d350ffef81c1a0aee5c1eb87fba27af6d65191ad1ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec5136506fdd0cb80fe19d350ffef81c1a0aee5c1eb87fba27af6d65191ad1ba", kill_on_drop: false }`
[INFO] [stdout] ec5136506fdd0cb80fe19d350ffef81c1a0aee5c1eb87fba27af6d65191ad1ba