[INFO] updating cached repository SirVer/sar
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/SirVer/sar
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/SirVer/sar" "work/ex/beta-1.38-1/sources/1.37.0/gh/SirVer/sar"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/SirVer/sar'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/SirVer/sar" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SirVer/sar"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SirVer/sar'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] cfe6543c9b9d410fffe9d0cbabd612c82c5a0553
[INFO] sha for GitHub repo SirVer/sar: cfe6543c9b9d410fffe9d0cbabd612c82c5a0553
[INFO] validating manifest of SirVer/sar 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 SirVer/sar 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 SirVer/sar
[INFO] finished frobbing SirVer/sar
[INFO] frobbed toml for SirVer/sar written to work/ex/beta-1.38-1/sources/1.37.0/gh/SirVer/sar/Cargo.toml
[INFO] started frobbing SirVer/sar
[INFO] finished frobbing SirVer/sar
[INFO] frobbed toml for SirVer/sar written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/SirVer/sar/Cargo.toml
[INFO] crate SirVer/sar already has a lockfile, it will not be regenerated
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing SirVer/sar 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-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/SirVer/sar:/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] ed5ba51321e6081ed34aea44c09eb9709e47c0022a401c19d5fccc8303377a73
[INFO] running `"docker" "start" "-a" "ed5ba51321e6081ed34aea44c09eb9709e47c0022a401c19d5fccc8303377a73"`
[INFO] [stderr] warning: the cargo feature `edition` is now stable and is no longer necessary to be listed in the manifest
[INFO] [stderr]    Compiling serde v1.0.71
[INFO] [stderr]    Compiling opaque-debug v0.1.1
[INFO] [stderr]    Compiling variance v0.1.3
[INFO] [stderr]    Compiling scopeguard v0.1.2
[INFO] [stderr]    Compiling shellexpand v1.0.0
[INFO] [stderr]    Compiling default-editor v0.1.0
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]    Compiling filetime v0.2.1
[INFO] [stderr]    Compiling xattr v0.2.2
[INFO] [stderr]    Compiling termion v1.5.1
[INFO] [stderr]    Compiling rpassword v2.0.0
[INFO] [stderr]    Compiling dirs v1.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.35
[INFO] [stderr]    Compiling backtrace-sys v0.1.19
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling bytes v0.4.8
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling pbr v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.6.5
[INFO] [stderr]    Compiling scoped-pool v1.0.0
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling want v0.0.4
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling crossbeam-deque v0.3.1
[INFO] [stderr]    Compiling tar v0.4.16
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr]    Compiling tokio-io v0.1.7
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling libflate v0.1.16
[INFO] [stderr]    Compiling block-cipher-trait v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.2.10
[INFO] [stderr]    Compiling serde_derive v1.0.71
[INFO] [stderr]    Compiling tokio-threadpool v0.1.5
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]    Compiling phf v0.7.22
[INFO] [stderr]    Compiling blowfish v0.3.0
[INFO] [stderr]    Compiling tokio-codec v0.1.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.3
[INFO] [stderr]    Compiling structopt v0.2.10
[INFO] [stderr]    Compiling phf_codegen v0.7.22
[INFO] [stderr]    Compiling flate2 v1.0.2
[INFO] [stderr]    Compiling tokio-fs v0.1.3
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling tokio-udp v0.1.1
[INFO] [stderr]    Compiling tokio-tcp v0.1.1
[INFO] [stderr]    Compiling tokio v0.1.7
[INFO] [stderr]    Compiling backtrace v0.3.8
[INFO] [stderr]    Compiling failure v0.1.1
[INFO] [stderr]    Compiling vimdecrypt v0.1.1
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling serde_urlencoded v0.5.2
[INFO] [stderr]    Compiling serde_json v1.0.24
[INFO] [stderr]    Compiling toml v0.4.6
[INFO] [stderr]    Compiling native-tls v0.1.5
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling skim v0.5.0
[INFO] [stderr]    Compiling hyper v0.11.27
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling hyper-tls v0.1.4
[INFO] [stderr]    Compiling reqwest v0.8.7
[INFO] [stderr]    Compiling self_update v0.4.3
[INFO] [stderr]    Compiling sar v0.1.8 (/opt/crater/workdir)
[INFO] [stderr] warning[E0705]: the feature `rust_2018_preview` is included in the Rust 2018 edition
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(rust_2018_preview)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/main.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(rust_2018_preview)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]    --> src/main.rs:222:19
[INFO] [stderr]     |
[INFO] [stderr] 222 |     scope: &Scope<'a>,
[INFO] [stderr]     |                   ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error[E0261]: use of undeclared lifetime name `'a`
[INFO] [stderr]    --> src/main.rs:224:16
[INFO] [stderr]     |
[INFO] [stderr] 224 |     password: &'a Option<String>,
[INFO] [stderr]     |                ^^ undeclared lifetime
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0261, E0554, E0705.
[INFO] [stderr] For more information about an error, try `rustc --explain E0261`.
[INFO] [stderr] error: Could not compile `sar`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "ed5ba51321e6081ed34aea44c09eb9709e47c0022a401c19d5fccc8303377a73"`
[INFO] running `"docker" "rm" "-f" "ed5ba51321e6081ed34aea44c09eb9709e47c0022a401c19d5fccc8303377a73"`
[INFO] [stdout] ed5ba51321e6081ed34aea44c09eb9709e47c0022a401c19d5fccc8303377a73