[INFO] fetching crate gram 0.0.4...
[INFO] testing gram-0.0.4 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate gram 0.0.4 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate gram 0.0.4
[INFO] finished tweaking crates.io crate gram 0.0.4
[INFO] tweaked toml for crates.io crate gram 0.0.4 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate gram 0.0.4 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate gram 0.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pad v0.1.6
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbfa097beda5c2f5f6060f8c045b44c0520a6e5e981d84acb93391d1b91b50c7
[INFO] running `Command { std: "docker" "start" "-a" "cbfa097beda5c2f5f6060f8c045b44c0520a6e5e981d84acb93391d1b91b50c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbfa097beda5c2f5f6060f8c045b44c0520a6e5e981d84acb93391d1b91b50c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbfa097beda5c2f5f6060f8c045b44c0520a6e5e981d84acb93391d1b91b50c7", kill_on_drop: false }`
[INFO] [stdout] cbfa097beda5c2f5f6060f8c045b44c0520a6e5e981d84acb93391d1b91b50c7
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7802a1b47a70a13efb7dcf325e1dc31d50590784a36afb694e2e54892b143449
[INFO] running `Command { std: "docker" "start" "-a" "7802a1b47a70a13efb7dcf325e1dc31d50590784a36afb694e2e54892b143449", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling pad v0.1.6
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling gram v0.0.4 (/opt/rustwide/workdir)
[INFO] [stdout] error: eliding a lifetime that's named elsewhere is confusing
[INFO] [stdout]   --> src/error.rs:37:39
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn source<'a>(&'a self) -> Option<&(dyn error::Error + 'static)> {
[INFO] [stdout]    |                    --                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is elided here
[INFO] [stdout]    |                    |
[INFO] [stdout]    |                    the lifetime is named here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/main.rs:1:40
[INFO] [stdout]    |
[INFO] [stdout]  1 | #![deny(clippy::all, clippy::pedantic, warnings)]
[INFO] [stdout]    |                                        ^^^^^^^^
[INFO] [stdout]    = note: `#[deny(mismatched_lifetime_syntaxes)]` implied by `#[deny(warnings)]`
[INFO] [stdout] help: consistently use `'a`
[INFO] [stdout]    |
[INFO] [stdout] 37 |     fn source<'a>(&'a self) -> Option<&'a (dyn error::Error + 'static)> {
[INFO] [stdout]    |                                        ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gram` (bin "gram") due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "7802a1b47a70a13efb7dcf325e1dc31d50590784a36afb694e2e54892b143449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7802a1b47a70a13efb7dcf325e1dc31d50590784a36afb694e2e54892b143449", kill_on_drop: false }`
[INFO] [stdout] 7802a1b47a70a13efb7dcf325e1dc31d50590784a36afb694e2e54892b143449