[INFO] crate rustman 0.1.9 is already in cache
[INFO] extracting crate rustman 0.1.9 into work/ex/beta-1.38-1/sources/1.37.0/reg/rustman/0.1.9
[INFO] extracting crate rustman 0.1.9 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rustman/0.1.9
[INFO] validating manifest of rustman-0.1.9 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 rustman-0.1.9 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 rustman-0.1.9
[INFO] finished frobbing rustman-0.1.9
[INFO] frobbed toml for rustman-0.1.9 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rustman/0.1.9/Cargo.toml
[INFO] started frobbing rustman-0.1.9
[INFO] finished frobbing rustman-0.1.9
[INFO] frobbed toml for rustman-0.1.9 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rustman/0.1.9/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing rustman-0.1.9 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rustman/0.1.9:/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] 034e08d4716713cc992fd26796bd8ac8c6a36d0f92eda873696c6eed7304be5d
[INFO] running `"docker" "start" "-a" "034e08d4716713cc992fd26796bd8ac8c6a36d0f92eda873696c6eed7304be5d"`
[INFO] [stderr]    Compiling dirs-sys v0.3.4
[INFO] [stderr]    Compiling http_req v0.5.3
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling rustman v0.1.9 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.57s
[INFO] running `"docker" "inspect" "034e08d4716713cc992fd26796bd8ac8c6a36d0f92eda873696c6eed7304be5d"`
[INFO] running `"docker" "rm" "-f" "034e08d4716713cc992fd26796bd8ac8c6a36d0f92eda873696c6eed7304be5d"`
[INFO] [stdout] 034e08d4716713cc992fd26796bd8ac8c6a36d0f92eda873696c6eed7304be5d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/rustman/0.1.9:/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] a0930d9e940f7a48eceed2188d87e0ca9758d5c4b98591a836fd09998b5a235d
[INFO] running `"docker" "start" "-a" "a0930d9e940f7a48eceed2188d87e0ca9758d5c4b98591a836fd09998b5a235d"`
[INFO] [stderr]    Compiling rustman v0.1.9 (/opt/crater/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:49:22
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let res = search(&packages)
[INFO] [stderr]    |                      ^^^^^^^^^ expected str, found struct `std::vec::Vec`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `&str`
[INFO] [stderr]               found type `&std::vec::Vec<std::string::String>`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `rustman`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a0930d9e940f7a48eceed2188d87e0ca9758d5c4b98591a836fd09998b5a235d"`
[INFO] running `"docker" "rm" "-f" "a0930d9e940f7a48eceed2188d87e0ca9758d5c4b98591a836fd09998b5a235d"`
[INFO] [stdout] a0930d9e940f7a48eceed2188d87e0ca9758d5c4b98591a836fd09998b5a235d