[INFO] updating cached repository ItinoseSan/check-hub
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ItinoseSan/check-hub
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ItinoseSan/check-hub" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/ItinoseSan/check-hub"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/ItinoseSan/check-hub'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ItinoseSan/check-hub" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/ItinoseSan/check-hub"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/ItinoseSan/check-hub'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2a916c9b02832f98573c632f20fd453150faa01e
[INFO] sha for GitHub repo ItinoseSan/check-hub: 2a916c9b02832f98573c632f20fd453150faa01e
[INFO] validating manifest of ItinoseSan/check-hub on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ItinoseSan/check-hub on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing ItinoseSan/check-hub
[INFO] finished frobbing ItinoseSan/check-hub
[INFO] frobbed toml for ItinoseSan/check-hub written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/ItinoseSan/check-hub/Cargo.toml
[INFO] started frobbing ItinoseSan/check-hub
[INFO] finished frobbing ItinoseSan/check-hub
[INFO] frobbed toml for ItinoseSan/check-hub written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/ItinoseSan/check-hub/Cargo.toml
[INFO] crate ItinoseSan/check-hub already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking ItinoseSan/check-hub against try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-7/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/ItinoseSan/check-hub:/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" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 3e05230f1e5674ac7d709caf917d5083adfd84d97b067dfbd56a43235d0de984
[INFO] running `"docker" "start" "-a" "3e05230f1e5674ac7d709caf917d5083adfd84d97b067dfbd56a43235d0de984"`
[INFO] [stderr]    Compiling cc v1.0.5
[INFO] [stderr]    Compiling libc v0.2.39
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]    Compiling build_const v0.2.0
[INFO] [stderr]     Checking scoped-tls v0.1.1
[INFO] [stderr]     Checking num-traits v0.2.1
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]     Checking atty v0.2.10
[INFO] [stderr]     Checking base64 v0.9.0
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]    Compiling crc v1.7.0
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking uuid v0.5.1
[INFO] [stderr]     Checking mio v0.6.13
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling phf_shared v0.7.21
[INFO] [stderr]     Checking serde_json v1.0.10
[INFO] [stderr]     Checking serde_urlencoded v0.5.1
[INFO] [stderr]     Checking phf v0.7.21
[INFO] [stderr]     Checking libflate v0.1.14
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]     Checking tokio-io v0.1.5
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling openssl-sys v0.9.27
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]     Checking tokio-core v0.1.12
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]     Checking tokio-proto v0.1.1
[INFO] [stderr]     Checking hyper v0.11.22
[INFO] [stderr]     Checking native-tls v0.1.5
[INFO] [stderr]     Checking tokio-tls v0.1.4
[INFO] [stderr]     Checking hyper-tls v0.1.2
[INFO] [stderr]     Checking reqwest v0.8.5
[INFO] [stderr]     Checking check-hub v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `yaml_rust::YamlLoader`
[INFO] [stderr]   --> src/main.rs:13:5
[INFO] [stderr]    |
[INFO] [stderr] 13 | use yaml_rust::YamlLoader;
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `repository_count`
[INFO] [stderr]   --> src/json.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn repository_count(&self, json: &str)-> Result<(), Error>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:51:41
[INFO] [stderr]    |
[INFO] [stderr] 51 |             Some("name")           => { json_decoder.name(json); },
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:52:41
[INFO] [stderr]    |
[INFO] [stderr] 52 |             Some("login")          => { json_decoder.login(json); },
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:53:41
[INFO] [stderr]    |
[INFO] [stderr] 53 |             Some("bio")            => { json_decoder.bio(json); },
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:54:41
[INFO] [stderr]    |
[INFO] [stderr] 54 |             Some("gist-count")     => { json_decoder.gist_count(json); },
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:55:41
[INFO] [stderr]    |
[INFO] [stderr] 55 |             Some("follow-count")   => { json_decoder.follow_count(json); },
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:56:41
[INFO] [stderr]    |
[INFO] [stderr] 56 |             Some("follower-count") => { json_decoder.follower_count(json); },
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:57:41
[INFO] [stderr]    |
[INFO] [stderr] 57 |             Some("location")       => { json_decoder.location(json); },            
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/http.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         resp.read_to_string(&mut s);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `repository_count`
[INFO] [stderr]   --> src/json.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub fn repository_count(&self, json: &str)-> Result<(), Error>{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:51:41
[INFO] [stderr]    |
[INFO] [stderr] 51 |             Some("name")           => { json_decoder.name(json); },
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:52:41
[INFO] [stderr]    |
[INFO] [stderr] 52 |             Some("login")          => { json_decoder.login(json); },
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:53:41
[INFO] [stderr]    |
[INFO] [stderr] 53 |             Some("bio")            => { json_decoder.bio(json); },
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:54:41
[INFO] [stderr]    |
[INFO] [stderr] 54 |             Some("gist-count")     => { json_decoder.gist_count(json); },
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:55:41
[INFO] [stderr]    |
[INFO] [stderr] 55 |             Some("follow-count")   => { json_decoder.follow_count(json); },
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:56:41
[INFO] [stderr]    |
[INFO] [stderr] 56 |             Some("follower-count") => { json_decoder.follower_count(json); },
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:57:41
[INFO] [stderr]    |
[INFO] [stderr] 57 |             Some("location")       => { json_decoder.location(json); },            
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/http.rs:14:9
[INFO] [stderr]    |
[INFO] [stderr] 14 |         resp.read_to_string(&mut s);
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 45.34s
[INFO] running `"docker" "inspect" "3e05230f1e5674ac7d709caf917d5083adfd84d97b067dfbd56a43235d0de984"`
[INFO] running `"docker" "rm" "-f" "3e05230f1e5674ac7d709caf917d5083adfd84d97b067dfbd56a43235d0de984"`
[INFO] [stdout] 3e05230f1e5674ac7d709caf917d5083adfd84d97b067dfbd56a43235d0de984