[INFO] cloning repository grdw/sarkar-challange-rs
[INFO] running `"git" "clone" "--bare" "git://github.com/grdw/sarkar-challange-rs.git" "work/cache/sources/gh/grdw/sarkar-challange-rs"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/grdw/sarkar-challange-rs'...
[INFO] running `"git" "clone" "work/cache/sources/gh/grdw/sarkar-challange-rs" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/grdw/sarkar-challange-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/grdw/sarkar-challange-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/grdw/sarkar-challange-rs" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/grdw/sarkar-challange-rs"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/grdw/sarkar-challange-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ea7c3160dc445640b54c92e0a431d6043f3c8baf
[INFO] sha for GitHub repo grdw/sarkar-challange-rs: ea7c3160dc445640b54c92e0a431d6043f3c8baf
[INFO] validating manifest of grdw/sarkar-challange-rs on toolchain master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of grdw/sarkar-challange-rs on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing grdw/sarkar-challange-rs
[INFO] finished frobbing grdw/sarkar-challange-rs
[INFO] frobbed toml for grdw/sarkar-challange-rs written to work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/grdw/sarkar-challange-rs/Cargo.toml
[INFO] started frobbing grdw/sarkar-challange-rs
[INFO] finished frobbing grdw/sarkar-challange-rs
[INFO] frobbed toml for grdw/sarkar-challange-rs written to work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/grdw/sarkar-challange-rs/Cargo.toml
[INFO] crate grdw/sarkar-challange-rs already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing grdw/sarkar-challange-rs against master#c8865d8e195813ade6b84434ac9f8850e7112d1a for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/grdw/sarkar-challange-rs:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "build" "--frozen"`
[INFO] [stdout] 899f0751bbb6cc2afa9b9545a004bde7b5a81e06d5d82086349edc90121339df
[INFO] running `"docker" "start" "-a" "899f0751bbb6cc2afa9b9545a004bde7b5a81e06d5d82086349edc90121339df"`
[INFO] [stderr]    Compiling rand v0.6.4
[INFO] [stderr]    Compiling unicase v2.3.0
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling tokio-executor v0.1.6
[INFO] [stderr]    Compiling want v0.0.6
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling rand_os v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling num_cpus v1.9.0
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.0
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling libflate v0.1.21
[INFO] [stderr]    Compiling tokio-current-thread v0.1.4
[INFO] [stderr]    Compiling tokio-timer v0.2.8
[INFO] [stderr]    Compiling serde_urlencoded v0.5.4
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling bytes v0.4.11
[INFO] [stderr]    Compiling openssl-sys v0.9.42
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling openssl v0.10.19
[INFO] [stderr]    Compiling tokio-io v0.1.11
[INFO] [stderr]    Compiling http v0.1.16
[INFO] [stderr]    Compiling mime v0.3.13
[INFO] [stderr]    Compiling regex v1.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling uuid v0.7.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.6
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling crossbeam-channel v0.3.6
[INFO] [stderr]    Compiling tokio-reactor v0.1.8
[INFO] [stderr]    Compiling tokio-threadpool v0.1.10
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling env_logger v0.6.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling pretty_env_logger v0.3.0
[INFO] [stderr]    Compiling tokio v0.1.14
[INFO] [stderr]    Compiling h2 v0.1.15
[INFO] [stderr]    Compiling hyper v0.12.25
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling reqwest v0.9.11
[INFO] [stderr]    Compiling sarkar-challenge v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Write`, `self`
[INFO] [stderr]  --> src/main.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{self, Write};
[INFO] [stderr]   |               ^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Client`
[INFO] [stderr]  --> src/main.rs:5:46
[INFO] [stderr]   |
[INFO] [stderr] 5 | use hyper::{Body, Request, Response, Server, Client, StatusCode};
[INFO] [stderr]   |                                              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/main.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 | use hyper::rt::{self, Future, Stream};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Stream`
[INFO] [stderr]  --> src/main.rs:7:31
[INFO] [stderr]   |
[INFO] [stderr] 7 | use hyper::rt::{self, Future, Stream};
[INFO] [stderr]   |                               ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 13s
[INFO] running `"docker" "inspect" "899f0751bbb6cc2afa9b9545a004bde7b5a81e06d5d82086349edc90121339df"`
[INFO] running `"docker" "rm" "-f" "899f0751bbb6cc2afa9b9545a004bde7b5a81e06d5d82086349edc90121339df"`
[INFO] [stdout] 899f0751bbb6cc2afa9b9545a004bde7b5a81e06d5d82086349edc90121339df
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/grdw/sarkar-challange-rs:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] f4739e592b223ceef4493ada4a7e37889cddca205fb34783fa58135f26b36a58
[INFO] running `"docker" "start" "-a" "f4739e592b223ceef4493ada4a7e37889cddca205fb34783fa58135f26b36a58"`
[INFO] [stderr]    Compiling sarkar-challenge v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused imports: `Write`, `self`
[INFO] [stderr]  --> src/main.rs:4:15
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{self, Write};
[INFO] [stderr]   |               ^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Client`
[INFO] [stderr]  --> src/main.rs:5:46
[INFO] [stderr]   |
[INFO] [stderr] 5 | use hyper::{Body, Request, Response, Server, Client, StatusCode};
[INFO] [stderr]   |                                              ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `self`
[INFO] [stderr]  --> src/main.rs:7:17
[INFO] [stderr]   |
[INFO] [stderr] 7 | use hyper::rt::{self, Future, Stream};
[INFO] [stderr]   |                 ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Stream`
[INFO] [stderr]  --> src/main.rs:7:31
[INFO] [stderr]   |
[INFO] [stderr] 7 | use hyper::rt::{self, Future, Stream};
[INFO] [stderr]   |                               ^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `"docker" "inspect" "f4739e592b223ceef4493ada4a7e37889cddca205fb34783fa58135f26b36a58"`
[INFO] running `"docker" "rm" "-f" "f4739e592b223ceef4493ada4a7e37889cddca205fb34783fa58135f26b36a58"`
[INFO] [stdout] f4739e592b223ceef4493ada4a7e37889cddca205fb34783fa58135f26b36a58
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-0/master#c8865d8e195813ade6b84434ac9f8850e7112d1a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/grdw/sarkar-challange-rs:/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=forbid" "-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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "test" "--frozen"`
[INFO] [stdout] b763241cb91efe02448678de361f200278a5f70ef2e6f6507d5317cb6e2761aa
[INFO] running `"docker" "start" "-a" "b763241cb91efe02448678de361f200278a5f70ef2e6f6507d5317cb6e2761aa"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sarkar_challenge-2acdc8ac36f93164
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b763241cb91efe02448678de361f200278a5f70ef2e6f6507d5317cb6e2761aa"`
[INFO] running `"docker" "rm" "-f" "b763241cb91efe02448678de361f200278a5f70ef2e6f6507d5317cb6e2761aa"`
[INFO] [stdout] b763241cb91efe02448678de361f200278a5f70ef2e6f6507d5317cb6e2761aa