Dec 12 13:37:14.233 INFO checking graphql-validate-0.3.1 against try#aa9aa79c3c583aab59ac9134542d60a780c35e2e for pr-56677
Dec 12 13:37:14.233 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56677/worker-6/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-6/pr-56677/try#aa9aa79c3c583aab59ac9134542d60a780c35e2e:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +aa9aa79c3c583aab59ac9134542d60a780c35e2e-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 12 13:37:14.712 INFO [stdout] 178e93b267926ddddffd12fd7dee627aa47a9b1ef5a346b5e58d6e1c56e03e7f
Dec 12 13:37:14.714 INFO running `"docker" "start" "-a" "178e93b267926ddddffd12fd7dee627aa47a9b1ef5a346b5e58d6e1c56e03e7f"`
Dec 12 13:37:17.088 INFO [stderr] usermod: no changes
Dec 12 13:37:17.307 INFO [stderr]     Checking combine v3.6.3
Dec 12 13:37:17.307 INFO [stderr]     Checking rayon v1.0.3
Dec 12 13:37:25.802 INFO [stderr]     Checking quicli v0.3.1
Dec 12 13:37:42.528 INFO [stderr]     Checking graphql-parser v0.2.2
Dec 12 13:37:47.049 INFO [stderr]     Checking graphql-validate v0.3.1 (/source)
Dec 12 13:37:55.912 INFO [stderr] error[E0659]: `structopt` is ambiguous (name in the crate root vs extern crate during absolute path resolution)
Dec 12 13:37:55.912 INFO [stderr]   --> src/main.rs:15:10
Dec 12 13:37:55.912 INFO [stderr]    |
Dec 12 13:37:55.912 INFO [stderr] 15 | #[derive(StructOpt)]
Dec 12 13:37:55.912 INFO [stderr]    |          ^^^^^^^^^ ambiguous name
Dec 12 13:37:55.912 INFO [stderr]    |
Dec 12 13:37:55.912 INFO [stderr]    = note: `structopt` could refer to an extern crate passed with `--extern`
Dec 12 13:37:55.912 INFO [stderr] note: `structopt` could also refer to the module imported here
Dec 12 13:37:55.912 INFO [stderr]   --> src/main.rs:12:23
Dec 12 13:37:55.912 INFO [stderr]    |
Dec 12 13:37:55.912 INFO [stderr] 12 |     prelude::{Result, *},
Dec 12 13:37:55.912 INFO [stderr]    |                       ^
Dec 12 13:37:55.912 INFO [stderr]    = help: use `crate::structopt` to refer to this module unambiguously
Dec 12 13:37:55.912 INFO [stderr] 
Dec 12 13:37:55.916 INFO [stderr] warning: unused import: `failure::Error`
Dec 12 13:37:55.916 INFO [stderr]  --> src/main.rs:6:5
Dec 12 13:37:55.916 INFO [stderr]   |
Dec 12 13:37:55.916 INFO [stderr] 6 | use failure::Error;
Dec 12 13:37:55.916 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 12 13:37:55.916 INFO [stderr]   |
Dec 12 13:37:55.916 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 13:37:55.916 INFO [stderr] 
Dec 12 13:37:55.916 INFO [stderr] warning: unused import: `Result`
Dec 12 13:37:55.916 INFO [stderr]   --> src/main.rs:12:15
Dec 12 13:37:55.916 INFO [stderr]    |
Dec 12 13:37:55.916 INFO [stderr] 12 |     prelude::{Result, *},
Dec 12 13:37:55.916 INFO [stderr]    |               ^^^^^^
Dec 12 13:37:55.916 INFO [stderr] 
Dec 12 13:37:56.004 INFO [stderr] error: aborting due to previous error
Dec 12 13:37:56.004 INFO [stderr] 
Dec 12 13:37:56.004 INFO [stderr] For more information about this error, try `rustc --explain E0659`.
Dec 12 13:37:56.017 INFO [stderr] error: Could not compile `graphql-validate`.
Dec 12 13:37:56.018 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 12 13:37:56.048 INFO [stderr] error[E0659]: `structopt` is ambiguous (name in the crate root vs extern crate during absolute path resolution)
Dec 12 13:37:56.048 INFO [stderr]   --> src/main.rs:15:10
Dec 12 13:37:56.048 INFO [stderr]    |
Dec 12 13:37:56.048 INFO [stderr] 15 | #[derive(StructOpt)]
Dec 12 13:37:56.048 INFO [stderr]    |          ^^^^^^^^^ ambiguous name
Dec 12 13:37:56.048 INFO [stderr]    |
Dec 12 13:37:56.048 INFO [stderr]    = note: `structopt` could refer to an extern crate passed with `--extern`
Dec 12 13:37:56.048 INFO [stderr] note: `structopt` could also refer to the module imported here
Dec 12 13:37:56.048 INFO [stderr]   --> src/main.rs:12:23
Dec 12 13:37:56.048 INFO [stderr]    |
Dec 12 13:37:56.048 INFO [stderr] 12 |     prelude::{Result, *},
Dec 12 13:37:56.048 INFO [stderr]    |                       ^
Dec 12 13:37:56.048 INFO [stderr]    = help: use `crate::structopt` to refer to this module unambiguously
Dec 12 13:37:56.048 INFO [stderr] 
Dec 12 13:37:56.048 INFO [stderr] warning: unused import: `failure::Error`
Dec 12 13:37:56.049 INFO [stderr]  --> src/main.rs:6:5
Dec 12 13:37:56.049 INFO [stderr]   |
Dec 12 13:37:56.049 INFO [stderr] 6 | use failure::Error;
Dec 12 13:37:56.049 INFO [stderr]   |     ^^^^^^^^^^^^^^
Dec 12 13:37:56.049 INFO [stderr]   |
Dec 12 13:37:56.049 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 12 13:37:56.049 INFO [stderr] 
Dec 12 13:37:56.049 INFO [stderr] warning: unused import: `Result`
Dec 12 13:37:56.049 INFO [stderr]   --> src/main.rs:12:15
Dec 12 13:37:56.049 INFO [stderr]    |
Dec 12 13:37:56.049 INFO [stderr] 12 |     prelude::{Result, *},
Dec 12 13:37:56.049 INFO [stderr]    |               ^^^^^^
Dec 12 13:37:56.049 INFO [stderr] 
Dec 12 13:37:56.132 INFO [stderr] error: aborting due to previous error
Dec 12 13:37:56.132 INFO [stderr] 
Dec 12 13:37:56.132 INFO [stderr] For more information about this error, try `rustc --explain E0659`.
Dec 12 13:37:56.142 INFO [stderr] error: Could not compile `graphql-validate`.
Dec 12 13:37:56.142 INFO [stderr] 
Dec 12 13:37:56.143 INFO [stderr] To learn more, run the command again with --verbose.
Dec 12 13:37:56.145 INFO [stderr] su: No module specific data is present
Dec 12 13:37:57.102 INFO running `"docker" "inspect" "178e93b267926ddddffd12fd7dee627aa47a9b1ef5a346b5e58d6e1c56e03e7f"`
Dec 12 13:37:57.412 INFO running `"docker" "rm" "-f" "178e93b267926ddddffd12fd7dee627aa47a9b1ef5a346b5e58d6e1c56e03e7f"`
Dec 12 13:37:57.776 INFO [stdout] 178e93b267926ddddffd12fd7dee627aa47a9b1ef5a346b5e58d6e1c56e03e7f