[INFO] fetching crate infer_schema_macros 1.4.0...
[INFO] checking infer_schema_macros-1.4.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate infer_schema_macros 1.4.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate infer_schema_macros 1.4.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate infer_schema_macros 1.4.0
[INFO] finished tweaking crates.io crate infer_schema_macros 1.4.0
[INFO] tweaked toml for crates.io crate infer_schema_macros 1.4.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded if_chain v0.1.3
[INFO] [stderr]   Downloaded mysqlclient-sys v0.2.4
[INFO] [stderr]   Downloaded dotenv v0.10.1
[INFO] [stderr]   Downloaded toml v0.4.10
[INFO] [stderr]   Downloaded itertools v0.7.11
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded diesel v1.4.5
[INFO] [stderr]   Downloaded pulldown-cmark v0.1.2
[INFO] [stderr]   Downloaded clippy v0.0.195
[INFO] [stderr]   Downloaded clippy_lints v0.0.195
[INFO] [stderr]   Downloaded diesel_derives v1.4.1
[INFO] [stderr]   Downloaded pq-sys v0.4.6
[INFO] [stderr]   Downloaded libsqlite3-sys v0.18.0
[INFO] [stderr]   Downloaded infer_schema_internals v1.4.0
[INFO] [stderr]   Downloaded derive-error-chain v0.10.1
[INFO] [stderr]   Downloaded quine-mc_cluskey v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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] e2ed01272ec7b8389a9f14ee8fc92cbdfca0ee74bfacf5523a1c786eb4e0aa4a
[INFO] running `Command { std: "docker" "start" "-a" "e2ed01272ec7b8389a9f14ee8fc92cbdfca0ee74bfacf5523a1c786eb4e0aa4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2ed01272ec7b8389a9f14ee8fc92cbdfca0ee74bfacf5523a1c786eb4e0aa4a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2ed01272ec7b8389a9f14ee8fc92cbdfca0ee74bfacf5523a1c786eb4e0aa4a", kill_on_drop: false }`
[INFO] [stdout] e2ed01272ec7b8389a9f14ee8fc92cbdfca0ee74bfacf5523a1c786eb4e0aa4a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8c902de6c67d22f8b9031c058855b4c2131d5931ea9e8719e37aa10ebc24a996
[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" "8c902de6c67d22f8b9031c058855b4c2131d5931ea9e8719e37aa10ebc24a996", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling derive-error-chain v0.10.1
[INFO] [stderr]     Checking dotenv v0.10.1
[INFO] [stdout] error[E0659]: `error_chain` is ambiguous (derive helper attribute vs any other name)
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:23:40
[INFO] [stdout]    |
[INFO] [stdout] 23 | #[cfg_attr(not(feature = "backtrace"), error_chain(backtrace = "false"))]
[INFO] [stdout]    |                                        ^^^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout] note: `error_chain` could refer to the derive helper attribute defined here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 | #[derive(Debug, error_chain)]
[INFO] [stdout]    |                 ^^^^^^^^^^^
[INFO] [stdout] note: `error_chain` could also refer to the derive macro imported here
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/dotenv-0.10.1/src/lib.rs:10:1
[INFO] [stdout]    |
[INFO] [stdout] 10 | #[macro_use]
[INFO] [stdout]    | ^^^^^^^^^^^^
[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 E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dotenv`
[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" "8c902de6c67d22f8b9031c058855b4c2131d5931ea9e8719e37aa10ebc24a996", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c902de6c67d22f8b9031c058855b4c2131d5931ea9e8719e37aa10ebc24a996", kill_on_drop: false }`
[INFO] [stdout] 8c902de6c67d22f8b9031c058855b4c2131d5931ea9e8719e37aa10ebc24a996