[INFO] crate clap-cargo 0.1.4 is already in cache
[INFO] extracting crate clap-cargo 0.1.4 into work/ex/beta-1.38-1/sources/1.37.0/reg/clap-cargo/0.1.4
[INFO] extracting crate clap-cargo 0.1.4 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/clap-cargo/0.1.4
[INFO] validating manifest of clap-cargo-0.1.4 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of clap-cargo-0.1.4 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing clap-cargo-0.1.4
[INFO] finished frobbing clap-cargo-0.1.4
[INFO] frobbed toml for clap-cargo-0.1.4 written to work/ex/beta-1.38-1/sources/1.37.0/reg/clap-cargo/0.1.4/Cargo.toml
[INFO] started frobbing clap-cargo-0.1.4
[INFO] finished frobbing clap-cargo-0.1.4
[INFO] frobbed toml for clap-cargo-0.1.4 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/clap-cargo/0.1.4/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing clap-cargo-0.1.4 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/clap-cargo/0.1.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 305a42834de3528ac77ef511f134dcff7da475959cac760000ac284a3dfc1bd2
[INFO] running `"docker" "start" "-a" "305a42834de3528ac77ef511f134dcff7da475959cac760000ac284a3dfc1bd2"`
[INFO] [stderr]    Compiling doc-comment v0.2.4
[INFO] [stderr]    Compiling clap-cargo v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `std::collections`
[INFO] [stderr]  --> src/workspace.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `"docker" "inspect" "305a42834de3528ac77ef511f134dcff7da475959cac760000ac284a3dfc1bd2"`
[INFO] running `"docker" "rm" "-f" "305a42834de3528ac77ef511f134dcff7da475959cac760000ac284a3dfc1bd2"`
[INFO] [stdout] 305a42834de3528ac77ef511f134dcff7da475959cac760000ac284a3dfc1bd2
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/clap-cargo/0.1.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] d448b64d9e7d5fd83fdaa9b31dddb1b735a07feef5fd1c0fb3c0aef9f3eec883
[INFO] running `"docker" "start" "-a" "d448b64d9e7d5fd83fdaa9b31dddb1b735a07feef5fd1c0fb3c0aef9f3eec883"`
[INFO] [stderr]    Compiling clap-cargo v0.1.4 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/features.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/manifest.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::collections`
[INFO] [stderr]  --> src/workspace.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::collections;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `super::*`
[INFO] [stderr]   --> src/workspace.rs:64:9
[INFO] [stderr]    |
[INFO] [stderr] 64 |     use super::*;
[INFO] [stderr]    |         ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.75s
[INFO] running `"docker" "inspect" "d448b64d9e7d5fd83fdaa9b31dddb1b735a07feef5fd1c0fb3c0aef9f3eec883"`
[INFO] running `"docker" "rm" "-f" "d448b64d9e7d5fd83fdaa9b31dddb1b735a07feef5fd1c0fb3c0aef9f3eec883"`
[INFO] [stdout] d448b64d9e7d5fd83fdaa9b31dddb1b735a07feef5fd1c0fb3c0aef9f3eec883
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/clap-cargo/0.1.4:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] bcdd28e894e0eca7085c40bcb98af2f63cf240d01b8b03fa01a9dc1ef3c12d19
[INFO] running `"docker" "start" "-a" "bcdd28e894e0eca7085c40bcb98af2f63cf240d01b8b03fa01a9dc1ef3c12d19"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/clap_cargo-b91aff12c20463c0
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests clap-cargo
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] test <::doc_comment::doc_comment macros> -  (line 22) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bcdd28e894e0eca7085c40bcb98af2f63cf240d01b8b03fa01a9dc1ef3c12d19"`
[INFO] running `"docker" "rm" "-f" "bcdd28e894e0eca7085c40bcb98af2f63cf240d01b8b03fa01a9dc1ef3c12d19"`
[INFO] [stdout] bcdd28e894e0eca7085c40bcb98af2f63cf240d01b8b03fa01a9dc1ef3c12d19