[INFO] updating cached repository https://github.com/illicitonion/cargo-ensure-prefix
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e500675d302b81641835c2aef3a41749b1aba2af
[INFO] testing illicitonion/cargo-ensure-prefix against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fillicitonion%2Fcargo-ensure-prefix" "work/builds/worker-2/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/illicitonion/cargo-ensure-prefix on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/illicitonion/cargo-ensure-prefix
[INFO] finished tweaking git repo https://github.com/illicitonion/cargo-ensure-prefix
[INFO] tweaked toml for git repo https://github.com/illicitonion/cargo-ensure-prefix written to work/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/illicitonion/cargo-ensure-prefix already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] fb8470dbad48a37c9ae8b083a2e907d8a16dc07451b22956ed4b4eeb53a45d29
[INFO] running `"docker" "start" "-a" "fb8470dbad48a37c9ae8b083a2e907d8a16dc07451b22956ed4b4eeb53a45d29"`
[INFO] [stderr]    Compiling bytesize v1.0.0
[INFO] [stderr]    Compiling home v0.3.3
[INFO] [stderr]    Compiling libnghttp2-sys v0.1.1
[INFO] [stderr]    Compiling curl-sys v0.4.15
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling openssl-sys v0.9.40
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling serde_ignored v0.0.4
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling jobserver v0.1.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.33
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling tar v0.4.20
[INFO] [stderr]    Compiling serde_derive v1.0.83
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling flate2 v1.0.6
[INFO] [stderr]    Compiling globset v0.4.2
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling openssl v0.10.16
[INFO] [stderr]    Compiling opener v0.3.2
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling structopt-derive v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.1.0
[INFO] [stderr]    Compiling rand_pcg v0.1.1
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling crypto-hash v0.3.3
[INFO] [stderr]    Compiling tempfile v3.0.5
[INFO] [stderr]    Compiling structopt v0.3.0
[INFO] [stderr]    Compiling parking_lot v0.7.0
[INFO] [stderr]    Compiling crossbeam-channel v0.3.4
[INFO] [stderr]    Compiling rustfix v0.4.4
[INFO] [stderr]    Compiling ignore v0.4.5
[INFO] [stderr]    Compiling libgit2-sys v0.7.11
[INFO] [stderr]    Compiling curl v0.4.19
[INFO] [stderr]    Compiling crates-io v0.20.0
[INFO] [stderr]    Compiling git2 v0.7.5
[INFO] [stderr]    Compiling git2-curl v0.8.2
[INFO] [stderr]    Compiling cargo v0.32.0
[INFO] [stderr] error: could not compile `cargo`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cargo /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cargo-0.32.0/src/cargo/lib.rs --color never --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 -C metadata=660084cd056ecf31 -C extra-filename=-660084cd056ecf31 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern atty=/opt/rustwide/target/debug/deps/libatty-90e7af9bcbe8516c.rmeta --extern bytesize=/opt/rustwide/target/debug/deps/libbytesize-0149f81f75a6dd97.rmeta --extern clap=/opt/rustwide/target/debug/deps/libclap-c61a4715a84fa02f.rmeta --extern crates_io=/opt/rustwide/target/debug/deps/libcrates_io-4d7a1a494362fade.rmeta --extern crossbeam_utils=/opt/rustwide/target/debug/deps/libcrossbeam_utils-538c43d5faa40e7f.rmeta --extern crypto_hash=/opt/rustwide/target/debug/deps/libcrypto_hash-cc9b7c8caea69b6c.rmeta --extern curl=/opt/rustwide/target/debug/deps/libcurl-35df056de49d4990.rmeta --extern curl_sys=/opt/rustwide/target/debug/deps/libcurl_sys-6af7654d16a35fea.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-f6047fb40adc8579.rmeta --extern failure=/opt/rustwide/target/debug/deps/libfailure-d014b4bbfc58a693.rmeta --extern filetime=/opt/rustwide/target/debug/deps/libfiletime-8e1deaa892d812be.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-e8f6a301a036f723.rmeta --extern fs2=/opt/rustwide/target/debug/deps/libfs2-7d0874ea13560212.rmeta --extern git2=/opt/rustwide/target/debug/deps/libgit2-7357f74de675c483.rmeta --extern git2_curl=/opt/rustwide/target/debug/deps/libgit2_curl-d9787fe8cc288678.rmeta --extern glob=/opt/rustwide/target/debug/deps/libglob-a652de60583b21ed.rmeta --extern hex=/opt/rustwide/target/debug/deps/libhex-ae2f110ebcc6e0d1.rmeta --extern home=/opt/rustwide/target/debug/deps/libhome-5123f6cac6be36a7.rmeta --extern ignore=/opt/rustwide/target/debug/deps/libignore-c59c95434a694316.rmeta --extern jobserver=/opt/rustwide/target/debug/deps/libjobserver-402dd0134c01e3e1.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-dc50c07bdb2aa9f0.rmeta --extern lazycell=/opt/rustwide/target/debug/deps/liblazycell-6c632e643bbac11a.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-9a6e86d2dafc22bc.rmeta --extern libgit2_sys=/opt/rustwide/target/debug/deps/liblibgit2_sys-99f8f5d848f5d8e7.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-90e9a5a5113b1c0d.rmeta --extern num_cpus=/opt/rustwide/target/debug/deps/libnum_cpus-ef25b2fed5089b12.rmeta --extern opener=/opt/rustwide/target/debug/deps/libopener-f4faf9fabf4ea2d3.rmeta --extern rustc_workspace_hack=/opt/rustwide/target/debug/deps/librustc_workspace_hack-ede98908eeba3e87.rmeta --extern rustfix=/opt/rustwide/target/debug/deps/librustfix-c4c5107e24a58a7c.rmeta --extern same_file=/opt/rustwide/target/debug/deps/libsame_file-df471b876b1b2b17.rmeta --extern semver=/opt/rustwide/target/debug/deps/libsemver-27fef66fdeb47aef.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-96d2ebf33969dc6d.rmeta --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-03c5a4fcefea25d7.so --extern serde_ignored=/opt/rustwide/target/debug/deps/libserde_ignored-1941df00d74a9410.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-3b2f64ad0879c3e3.rmeta --extern shell_escape=/opt/rustwide/target/debug/deps/libshell_escape-c4b63d1846d2d195.rmeta --extern tar=/opt/rustwide/target/debug/deps/libtar-219b2eb8660d9fd2.rmeta --extern tempfile=/opt/rustwide/target/debug/deps/libtempfile-b0d0e83aa72791e2.rmeta --extern termcolor=/opt/rustwide/target/debug/deps/libtermcolor-6ad15c1749c57b3b.rmeta --extern toml=/opt/rustwide/target/debug/deps/libtoml-19c38b2984577c8c.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-d9f8e4799bf0265c.rmeta --extern url=/opt/rustwide/target/debug/deps/liburl-5d6bf6776ced2503.rmeta --cap-lints allow --cap-lints=warn -L native=/opt/rustwide/target/debug/build/curl-sys-d3a93534bfd637eb/out/build -L native=/opt/rustwide/target/debug/build/libnghttp2-sys-e3474047d85bcadb/out/i/lib -L native=/usr/lib/x86_64-linux-gnu -L native=/opt/rustwide/target/debug/build/backtrace-sys-8356c7d2361169d5/out -L native=/opt/rustwide/target/debug/build/miniz-sys-5b7a2c9a891af61c/out -L native=/opt/rustwide/target/debug/build/libgit2-sys-50607c0859f76740/out/build -L native=/opt/rustwide/target/debug/build/libssh2-sys-e01eb2bff843accf/out/build` (signal: 9, SIGKILL: kill)
[INFO] running `"docker" "inspect" "fb8470dbad48a37c9ae8b083a2e907d8a16dc07451b22956ed4b4eeb53a45d29"`
[INFO] running `"docker" "rm" "-f" "fb8470dbad48a37c9ae8b083a2e907d8a16dc07451b22956ed4b4eeb53a45d29"`
[INFO] [stdout] fb8470dbad48a37c9ae8b083a2e907d8a16dc07451b22956ed4b4eeb53a45d29