[INFO] crate argparse-rs 0.1.0 is already in cache
[INFO] extracting crate argparse-rs 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/argparse-rs/0.1.0
[INFO] extracting crate argparse-rs 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/argparse-rs/0.1.0
[INFO] validating manifest of argparse-rs-0.1.0 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 argparse-rs-0.1.0 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 argparse-rs-0.1.0
[INFO] finished frobbing argparse-rs-0.1.0
[INFO] frobbed toml for argparse-rs-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/argparse-rs/0.1.0/Cargo.toml
[INFO] started frobbing argparse-rs-0.1.0
[INFO] finished frobbing argparse-rs-0.1.0
[INFO] frobbed toml for argparse-rs-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/argparse-rs/0.1.0/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing argparse-rs-0.1.0 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/argparse-rs/0.1.0:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b4c589d3331d4504d4b89b1da7a529172c65b290dd7533291e1502ff0223c5d0
[INFO] running `"docker" "start" "-a" "b4c589d3331d4504d4b89b1da7a529172c65b290dd7533291e1502ff0223c5d0"`
[INFO] [stderr]    Compiling argparse-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "b4c589d3331d4504d4b89b1da7a529172c65b290dd7533291e1502ff0223c5d0"`
[INFO] running `"docker" "rm" "-f" "b4c589d3331d4504d4b89b1da7a529172c65b290dd7533291e1502ff0223c5d0"`
[INFO] [stdout] b4c589d3331d4504d4b89b1da7a529172c65b290dd7533291e1502ff0223c5d0
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/argparse-rs/0.1.0:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] bd8c87d9ae87e89ca44c2e9e12ff0840c8e1ad99145f0d84293fdf4fac95c450
[INFO] running `"docker" "start" "-a" "bd8c87d9ae87e89ca44c2e9e12ff0840c8e1ad99145f0d84293fdf4fac95c450"`
[INFO] [stderr]    Compiling argparse-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0463]: can't find crate for `argparse`
[INFO] [stderr]  --> examples/basic.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate argparse;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0463`.
[INFO] [stderr] error: Could not compile `argparse-rs`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "bd8c87d9ae87e89ca44c2e9e12ff0840c8e1ad99145f0d84293fdf4fac95c450"`
[INFO] running `"docker" "rm" "-f" "bd8c87d9ae87e89ca44c2e9e12ff0840c8e1ad99145f0d84293fdf4fac95c450"`
[INFO] [stdout] bd8c87d9ae87e89ca44c2e9e12ff0840c8e1ad99145f0d84293fdf4fac95c450