[INFO] updating cached repository brundonsmith/loading_dock [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/brundonsmith/loading_dock [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/brundonsmith/loading_dock" "work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/brundonsmith/loading_dock"` [INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/brundonsmith/loading_dock'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/brundonsmith/loading_dock" "work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/brundonsmith/loading_dock"` [INFO] [stderr] Cloning into 'work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/brundonsmith/loading_dock'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 19121fec9b909a06667bcf833f4cccbad16923fd [INFO] sha for GitHub repo brundonsmith/loading_dock: 19121fec9b909a06667bcf833f4cccbad16923fd [INFO] validating manifest of brundonsmith/loading_dock on toolchain master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of brundonsmith/loading_dock on toolchain try#18481b65f318e0b4b20c0fc61340054701719d6c [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing brundonsmith/loading_dock [INFO] finished frobbing brundonsmith/loading_dock [INFO] frobbed toml for brundonsmith/loading_dock written to work/ex/pr-62507/sources/master#78ca1bda3522b14bc0336bc01dd1d49fdba2cda7/gh/brundonsmith/loading_dock/Cargo.toml [INFO] started frobbing brundonsmith/loading_dock [INFO] finished frobbing brundonsmith/loading_dock [INFO] frobbed toml for brundonsmith/loading_dock written to work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/brundonsmith/loading_dock/Cargo.toml [INFO] crate brundonsmith/loading_dock already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+78ca1bda3522b14bc0336bc01dd1d49fdba2cda7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking brundonsmith/loading_dock against try#18481b65f318e0b4b20c0fc61340054701719d6c for pr-62507 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62507/worker-3/try#18481b65f318e0b4b20c0fc61340054701719d6c:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62507/sources/try#18481b65f318e0b4b20c0fc61340054701719d6c/gh/brundonsmith/loading_dock:/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" "+18481b65f318e0b4b20c0fc61340054701719d6c-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] dc7e5a747cfa38c577d2065ee79d71630845789c328677d2dc4d317fc54e1f47 [INFO] running `"docker" "start" "-a" "dc7e5a747cfa38c577d2065ee79d71630845789c328677d2dc4d317fc54e1f47"` [INFO] [stderr] Checking pathdiff v0.1.0 [INFO] [stderr] Checking nix v0.5.1 [INFO] [stderr] Checking filetime v0.1.15 [INFO] [stderr] Checking inotify v0.2.3 [INFO] [stderr] Checking openssl-sys v0.9.47 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking backtrace v0.3.26 [INFO] [stderr] Checking miow v0.1.5 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking flate2 v1.0.7 [INFO] [stderr] Checking serde v1.0.91 [INFO] [stderr] Compiling mime_guess v1.8.7 [INFO] [stderr] Checking error-chain v0.12.1 [INFO] [stderr] Checking failure v0.1.5 [INFO] [stderr] Checking openssl v0.10.23 [INFO] [stderr] Checking publicsuffix v1.5.2 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking h2 v0.1.21 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking mio v0.5.1 [INFO] [stderr] Checking notify v3.0.1 [INFO] [stderr] Checking tokio v0.1.21 [INFO] [stderr] Checking iron v0.6.0 [INFO] [stderr] Checking native-tls v0.2.3 [INFO] [stderr] Checking hyper v0.12.29 [INFO] [stderr] Checking router v0.6.0 [INFO] [stderr] Checking serde_json v1.0.39 [INFO] [stderr] Checking serde_urlencoded v0.5.5 [INFO] [stderr] Checking serde_cbor v0.9.0 [INFO] [stderr] Checking hyper-tls v0.3.2 [INFO] [stderr] Checking cookie_store v0.7.0 [INFO] [stderr] Checking reqwest v0.9.17 [INFO] [stderr] Checking loading_dock v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `file_timestamps` [INFO] [stderr] --> src/requests.rs:19:22 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn greet_contact(file_timestamps: &'static Mutex>, other_nodes: &'static Mutex>, my_port: &str, address: &str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_file_timestamps` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Interspersed` [INFO] [stderr] --> src/serialization.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | struct Interspersed> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/serialization.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | fn new(source: I, delimiter: T) -> Interspersed { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `foo` [INFO] [stderr] --> src/serialization.rs:38:1 [INFO] [stderr] | [INFO] [stderr] 38 | fn foo() { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `deserialize_file_timestamps` [INFO] [stderr] --> src/serialization.rs:56:1 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn deserialize_file_timestamps(string: &str) -> HashMap { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stderr] --> src/serialization.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | Interspersed::new(vec![1, 2, 3, 4, 5].iter(), &0).collect::>(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `file_timestamps` [INFO] [stderr] --> src/requests.rs:19:22 [INFO] [stderr] | [INFO] [stderr] 19 | pub fn greet_contact(file_timestamps: &'static Mutex>, other_nodes: &'static Mutex>, my_port: &str, address: &str) { [INFO] [stderr] | ^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_file_timestamps` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Interspersed` [INFO] [stderr] --> src/serialization.rs:9:1 [INFO] [stderr] | [INFO] [stderr] 9 | struct Interspersed> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/serialization.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | fn new(source: I, delimiter: T) -> Interspersed { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `foo` [INFO] [stderr] --> src/serialization.rs:38:1 [INFO] [stderr] | [INFO] [stderr] 38 | fn foo() { [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `deserialize_file_timestamps` [INFO] [stderr] --> src/serialization.rs:56:1 [INFO] [stderr] | [INFO] [stderr] 56 | pub fn deserialize_file_timestamps(string: &str) -> HashMap { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::iter::Iterator::collect` that must be used [INFO] [stderr] --> src/serialization.rs:39:5 [INFO] [stderr] | [INFO] [stderr] 39 | Interspersed::new(vec![1, 2, 3, 4, 5].iter(), &0).collect::>(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: if you really need to exhaust the iterator, consider `.for_each(drop)` instead [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 08s [INFO] running `"docker" "inspect" "dc7e5a747cfa38c577d2065ee79d71630845789c328677d2dc4d317fc54e1f47"` [INFO] running `"docker" "rm" "-f" "dc7e5a747cfa38c577d2065ee79d71630845789c328677d2dc4d317fc54e1f47"` [INFO] [stdout] dc7e5a747cfa38c577d2065ee79d71630845789c328677d2dc4d317fc54e1f47