[INFO] cloning repository https://github.com/mathiasmagnusson/cargis
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mathiasmagnusson/cargis" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathiasmagnusson%2Fcargis", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathiasmagnusson%2Fcargis'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c09529848b647773b0acf40abd759c4fa8eaa86c
[INFO] fixing mathiasmagnusson/cargis against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmathiasmagnusson%2Fcargis" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mathiasmagnusson/cargis
[INFO] finished tweaking git repo https://github.com/mathiasmagnusson/cargis
[INFO] tweaked toml for git repo https://github.com/mathiasmagnusson/cargis written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mathiasmagnusson/cargis on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mathiasmagnusson/cargis already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded redox_syscall v0.1.43
[INFO] [stderr]   Downloaded msdos_time v0.1.6
[INFO] [stderr]   Downloaded unzip v0.1.0
[INFO] [stderr]   Downloaded podio v0.1.6
[INFO] [stderr]   Downloaded zip v0.2.8
[INFO] [stderr]   Downloaded crossbeam-utils v0.6.1
[INFO] [stderr]   Downloaded rand_core v0.2.2
[INFO] [stderr]   Downloaded string v0.1.2
[INFO] [stderr]   Downloaded miniz_oxide v0.2.0
[INFO] [stderr]   Downloaded text_io v0.1.7
[INFO] [stderr]   Downloaded hyper-tls v0.3.1
[INFO] [stderr]   Downloaded tokio-io v0.1.10
[INFO] [stderr]   Downloaded crossbeam-deque v0.6.2
[INFO] [stderr]   Downloaded adler32 v1.0.3
[INFO] [stderr]   Downloaded security-framework v0.2.1
[INFO] [stderr]   Downloaded crc v1.8.1
[INFO] [stderr]   Downloaded tokio-fs v0.1.4
[INFO] [stderr]   Downloaded tokio-executor v0.1.5
[INFO] [stderr]   Downloaded tokio-uds v0.2.4
[INFO] [stderr]   Downloaded tokio-timer v0.2.8
[INFO] [stderr]   Downloaded build_const v0.2.1
[INFO] [stderr]   Downloaded slab v0.4.1
[INFO] [stderr]   Downloaded mime v0.3.12
[INFO] [stderr]   Downloaded transformation-pipeline v0.1.0
[INFO] [stderr]   Downloaded tokio-tcp v0.1.2
[INFO] [stderr]   Downloaded security-framework-sys v0.2.1
[INFO] [stderr]   Downloaded tempfile v3.0.5
[INFO] [stderr]   Downloaded tokio-reactor v0.1.7
[INFO] [stderr]   Downloaded crc32fast v1.1.2
[INFO] [stderr]   Downloaded smallvec v0.6.7
[INFO] [stderr]   Downloaded arrayvec v0.4.8
[INFO] [stderr]   Downloaded openssl-sys v0.9.39
[INFO] [stderr]   Downloaded byteorder v1.2.7
[INFO] [stderr]   Downloaded tokio v0.1.13
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.9
[INFO] [stderr]   Downloaded flate2 v1.0.6
[INFO] [stderr]   Downloaded cc v1.0.25
[INFO] [stderr]   Downloaded crossbeam-epoch v0.6.1
[INFO] [stderr]   Downloaded http v0.1.14
[INFO] [stderr]   Downloaded hyper v0.12.17
[INFO] [stderr]   Downloaded h2 v0.1.14
[INFO] [stderr]   Downloaded rand v0.5.5
[INFO] [stderr]   Downloaded miniz_oxide_c_api v0.2.0
[INFO] [stderr]   Downloaded openssl v0.10.15
[INFO] [stderr] warning: spurious network error (3 tries remaining): failed to get successful HTTP response from `https://static.crates.io/crates/easy-http-request/0.0.7/download` (151.101.2.137), got 500
[INFO] [stderr] body:
[INFO] [stderr] error sending request: generic send error: Error occurred processing send to backend us-west-1
[INFO] [stderr] warning: spurious network error (2 tries remaining): failed to get successful HTTP response from `https://static.crates.io/crates/easy-http-request/0.0.7/download` (151.101.2.137), got 500
[INFO] [stderr] body:
[INFO] [stderr] error sending request: generic send error: Error occurred processing send to backend us-west-1
[INFO] [stderr] warning: spurious network error (1 try remaining): failed to get successful HTTP response from `https://static.crates.io/crates/easy-http-request/0.0.7/download` (151.101.2.137), got 500
[INFO] [stderr] body:
[INFO] [stderr] error sending request: generic send error: Error occurred processing send to backend us-west-1
[INFO] [stderr] error: failed to download from `https://static.crates.io/crates/easy-http-request/0.0.7/download`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to get successful HTTP response from `https://static.crates.io/crates/easy-http-request/0.0.7/download` (151.101.2.137), got 500
[INFO] [stderr]   debug headers:
[INFO] [stderr]   x-served-by: cache-chi-kigq8000148-CHI
[INFO] [stderr]   body:
[INFO] [stderr]   error sending request: generic send error: Error occurred processing send to backend us-west-1


overridden task result to prepare-fail:unknown

Caused by:
    0: uncategorized prepare error
    1: command failed: exit status: 101
       
           Updating crates.io index
           Blocking waiting for file lock on package cache
        Downloading crates ...
         Downloaded redox_syscall v0.1.43
         Downloaded msdos_time v0.1.6
         Downloaded unzip v0.1.0
         Downloaded podio v0.1.6
         Downloaded zip v0.2.8
         Downloaded crossbeam-utils v0.6.1
         Downloaded rand_core v0.2.2
         Downloaded string v0.1.2
         Downloaded miniz_oxide v0.2.0
         Downloaded text_io v0.1.7
         Downloaded hyper-tls v0.3.1
         Downloaded tokio-io v0.1.10
         Downloaded crossbeam-deque v0.6.2
         Downloaded adler32 v1.0.3
         Downloaded security-framework v0.2.1
         Downloaded crc v1.8.1
         Downloaded tokio-fs v0.1.4
         Downloaded tokio-executor v0.1.5
         Downloaded tokio-uds v0.2.4
         Downloaded tokio-timer v0.2.8
         Downloaded build_const v0.2.1
         Downloaded slab v0.4.1
         Downloaded mime v0.3.12
         Downloaded transformation-pipeline v0.1.0
         Downloaded tokio-tcp v0.1.2
         Downloaded security-framework-sys v0.2.1
         Downloaded tempfile v3.0.5
         Downloaded tokio-reactor v0.1.7
         Downloaded crc32fast v1.1.2
         Downloaded smallvec v0.6.7
         Downloaded arrayvec v0.4.8
         Downloaded openssl-sys v0.9.39
         Downloaded byteorder v1.2.7
         Downloaded tokio v0.1.13
         Downloaded tokio-threadpool v0.1.9
         Downloaded flate2 v1.0.6
         Downloaded cc v1.0.25
         Downloaded crossbeam-epoch v0.6.1
         Downloaded http v0.1.14
         Downloaded hyper v0.12.17
         Downloaded h2 v0.1.14
         Downloaded rand v0.5.5
         Downloaded miniz_oxide_c_api v0.2.0
         Downloaded openssl v0.10.15
       warning: spurious network error (3 tries remaining): failed to get successful HTTP response from `https://static.crates.io/crates/easy-http-request/0.0.7/download` (151.101.2.137), got 500
       body:
       error sending request: generic send error: Error occurred processing send to backend us-west-1
       warning: spurious network error (2 tries remaining): failed to get successful HTTP response from `https://static.crates.io/crates/easy-http-request/0.0.7/download` (151.101.2.137), got 500
       body:
       error sending request: generic send error: Error occurred processing send to backend us-west-1
       warning: spurious network error (1 try remaining): failed to get successful HTTP response from `https://static.crates.io/crates/easy-http-request/0.0.7/download` (151.101.2.137), got 500
       body:
       error sending request: generic send error: Error occurred processing send to backend us-west-1
       error: failed to download from `https://static.crates.io/crates/easy-http-request/0.0.7/download`
       
       Caused by:
         failed to get successful HTTP response from `https://static.crates.io/crates/easy-http-request/0.0.7/download` (151.101.2.137), got 500
         debug headers:
         x-served-by: cache-chi-kigq8000148-CHI
         body:
         error sending request: generic send error: Error occurred processing send to backend us-west-1