[INFO] fetching crate graphql-validate 0.3.1...
[INFO] testing graphql-validate-0.3.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate graphql-validate 0.3.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate graphql-validate 0.3.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-5/source/rust-toolchain
[INFO] started tweaking crates.io crate graphql-validate 0.3.1
[INFO] finished tweaking crates.io crate graphql-validate 0.3.1
[INFO] tweaked toml for crates.io crate graphql-validate 0.3.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "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] 16a05cf203a53f0cc975da2d7802f0dc2df962ceead69eadac4a093317c09290
[INFO] running `Command { std: "docker" "start" "-a" "16a05cf203a53f0cc975da2d7802f0dc2df962ceead69eadac4a093317c09290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16a05cf203a53f0cc975da2d7802f0dc2df962ceead69eadac4a093317c09290", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16a05cf203a53f0cc975da2d7802f0dc2df962ceead69eadac4a093317c09290", kill_on_drop: false }`
[INFO] [stdout] 16a05cf203a53f0cc975da2d7802f0dc2df962ceead69eadac4a093317c09290
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", 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] 3819b68cd00657d414aeead8729639c06b7cf5aa7c5e89b67f71e80708f5c61b
[INFO] running `Command { std: "docker" "start" "-a" "3819b68cd00657d414aeead8729639c06b7cf5aa7c5e89b67f71e80708f5c61b", kill_on_drop: false }`
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling combine v3.8.1
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling clap-verbosity-flag v0.1.0
[INFO] [stderr]    Compiling quicli v0.3.1
[INFO] [stderr]    Compiling graphql-parser v0.2.3
[INFO] [stderr]    Compiling graphql-validate v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0659]: `structopt` is ambiguous (glob import vs any other name from outer scope during import/macro resolution)
[INFO] [stdout]   --> src/main.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | #[derive(StructOpt)]
[INFO] [stdout]    |          ^^^^^^^^^ ambiguous name
[INFO] [stdout]    |
[INFO] [stdout]    = note: `structopt` could refer to a crate passed with `--extern`
[INFO] [stdout] note: `structopt` could also refer to the module imported here
[INFO] [stdout]   --> src/main.rs:12:23
[INFO] [stdout]    |
[INFO] [stdout] 12 |     prelude::{Result, *},
[INFO] [stdout]    |                       ^
[INFO] [stdout]    = help: consider adding an explicit import of `structopt` to disambiguate
[INFO] [stdout]    = help: or use `crate::structopt` to refer to this module unambiguously
[INFO] [stdout]    = note: this error originates in the derive macro `StructOpt` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `failure::Error`
[INFO] [stdout]  --> src/main.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use failure::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Result`
[INFO] [stdout]   --> src/main.rs:12:15
[INFO] [stdout]    |
[INFO] [stdout] 12 |     prelude::{Result, *},
[INFO] [stdout]    |               ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0659`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `graphql-validate` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "3819b68cd00657d414aeead8729639c06b7cf5aa7c5e89b67f71e80708f5c61b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3819b68cd00657d414aeead8729639c06b7cf5aa7c5e89b67f71e80708f5c61b", kill_on_drop: false }`
[INFO] [stdout] 3819b68cd00657d414aeead8729639c06b7cf5aa7c5e89b67f71e80708f5c61b