[INFO] fetching crate clapi 0.1.2...
[INFO] checking clapi-0.1.2 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate clapi 0.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate clapi 0.1.2
[INFO] finished tweaking crates.io crate clapi 0.1.2
[INFO] tweaked toml for crates.io crate clapi 0.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate clapi 0.1.2 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 16 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2a3513808e4706a4633860aa9edda4e91e1b184b3c26291fe7c85687722b2c9b
[INFO] running `Command { std: "docker" "start" "-a" "2a3513808e4706a4633860aa9edda4e91e1b184b3c26291fe7c85687722b2c9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a3513808e4706a4633860aa9edda4e91e1b184b3c26291fe7c85687722b2c9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a3513808e4706a4633860aa9edda4e91e1b184b3c26291fe7c85687722b2c9b", kill_on_drop: false }`
[INFO] [stdout] 2a3513808e4706a4633860aa9edda4e91e1b184b3c26291fe7c85687722b2c9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2ed3050415a4b910be370013f01c2873baef6df6d98fe5f44c11a2d776da0160
[INFO] running `Command { std: "docker" "start" "-a" "2ed3050415a4b910be370013f01c2873baef6df6d98fe5f44c11a2d776da0160", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]     Checking memchr v2.7.5
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking serde_json v1.0.140
[INFO] [stderr]     Checking serde_test v1.0.177
[INFO] [stderr]    Compiling clapi_internal v0.1.0
[INFO] [stderr]     Checking clapi v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]  --> src/lib.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(doc_cfg, feature(doc_cfg))]
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]    --> src/lib.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub use self::args::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ the name `IntoIter` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 196 | pub use self::option::*;
[INFO] [stdout]     |         --------------- but the name `IntoIter` in the type namespace is also re-exported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]    --> src/lib.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub use self::args::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ the name `Iter` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 196 | pub use self::option::*;
[INFO] [stdout]     |         --------------- but the name `Iter` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]  --> src/lib.rs:1:13
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![cfg_attr(doc_cfg, feature(doc_cfg))]
[INFO] [stdout]   |             ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stdout]   = help: consider using a Cargo feature instead
[INFO] [stdout]   = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stdout]            [lints.rust]
[INFO] [stdout]            unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] }
[INFO] [stdout]   = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]   = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout]   = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]    --> src/lib.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub use self::args::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ the name `IntoIter` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 196 | pub use self::option::*;
[INFO] [stdout]     |         --------------- but the name `IntoIter` in the type namespace is also re-exported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]    --> src/lib.rs:191:9
[INFO] [stdout]     |
[INFO] [stdout] 191 | pub use self::args::*;
[INFO] [stdout]     |         ^^^^^^^^^^^^^ the name `Iter` in the type namespace is first re-exported here
[INFO] [stdout] ...
[INFO] [stdout] 196 | pub use self::option::*;
[INFO] [stdout]     |         --------------- but the name `Iter` in the type namespace is also re-exported here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.45s
[INFO] running `Command { std: "docker" "inspect" "2ed3050415a4b910be370013f01c2873baef6df6d98fe5f44c11a2d776da0160", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ed3050415a4b910be370013f01c2873baef6df6d98fe5f44c11a2d776da0160", kill_on_drop: false }`
[INFO] [stdout] 2ed3050415a4b910be370013f01c2873baef6df6d98fe5f44c11a2d776da0160