[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/beta-1.37-6/sources/1.36.0/gh/brundonsmith/loading_dock"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/brundonsmith/loading_dock'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/brundonsmith/loading_dock" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/brundonsmith/loading_dock"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/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 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of brundonsmith/loading_dock on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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/beta-1.37-6/sources/1.36.0/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/beta-1.37-6/sources/beta-2019-07-23/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" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing brundonsmith/loading_dock against 1.36.0 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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=warn" "-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" "+1.36.0" "build" "--frozen"` [INFO] [stdout] dd5bea0aecf390c5f686436b4070692f4653ced944ba673ceb5b56db732d2921 [INFO] running `"docker" "start" "-a" "dd5bea0aecf390c5f686436b4070692f4653ced944ba673ceb5b56db732d2921"` [INFO] [stderr] Compiling backtrace v0.3.26 [INFO] [stderr] Compiling want v0.0.6 [INFO] [stderr] Compiling nix v0.5.1 [INFO] [stderr] Compiling filetime v0.1.15 [INFO] [stderr] Compiling inotify v0.2.3 [INFO] [stderr] Compiling tokio-timer v0.2.11 [INFO] [stderr] Compiling openssl-sys v0.9.47 [INFO] [stderr] Compiling bytes v0.4.12 [INFO] [stderr] Compiling mio v0.6.19 [INFO] [stderr] Compiling miniz_oxide_c_api v0.2.1 [INFO] [stderr] Compiling miow v0.1.5 [INFO] [stderr] Compiling hyper v0.10.16 [INFO] [stderr] Compiling tokio-threadpool v0.1.14 [INFO] [stderr] Compiling openssl v0.10.23 [INFO] [stderr] Compiling serde v1.0.91 [INFO] [stderr] Compiling flate2 v1.0.7 [INFO] [stderr] Compiling tokio-io v0.1.12 [INFO] [stderr] Compiling tokio-buf v0.1.1 [INFO] [stderr] Compiling http v0.1.17 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling tokio-reactor v0.1.9 [INFO] [stderr] Compiling publicsuffix v1.5.2 [INFO] [stderr] Compiling mio v0.5.1 [INFO] [stderr] Compiling native-tls v0.2.3 [INFO] [stderr] Compiling notify v3.0.1 [INFO] [stderr] Compiling tokio-tcp v0.1.3 [INFO] [stderr] Compiling tokio v0.1.21 [INFO] [stderr] Compiling iron v0.6.0 [INFO] [stderr] Compiling router v0.6.0 [INFO] [stderr] Compiling serde_json v1.0.39 [INFO] [stderr] Compiling serde_urlencoded v0.5.5 [INFO] [stderr] Compiling serde_cbor v0.9.0 [INFO] [stderr] Compiling h2 v0.1.21 [INFO] [stderr] Compiling http-body v0.1.0 [INFO] [stderr] Compiling cookie_store v0.7.0 [INFO] [stderr] Compiling hyper v0.12.29 [INFO] [stderr] Compiling hyper-tls v0.3.2 [INFO] [stderr] Compiling reqwest v0.9.17 [INFO] [stderr] Compiling 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] Finished dev [unoptimized + debuginfo] target(s) in 1m 59s [INFO] running `"docker" "inspect" "dd5bea0aecf390c5f686436b4070692f4653ced944ba673ceb5b56db732d2921"` [INFO] running `"docker" "rm" "-f" "dd5bea0aecf390c5f686436b4070692f4653ced944ba673ceb5b56db732d2921"` [INFO] [stdout] dd5bea0aecf390c5f686436b4070692f4653ced944ba673ceb5b56db732d2921 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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=warn" "-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" "+1.36.0" "test" "--frozen" "--no-run"` [INFO] [stdout] a6c28b59618913a9e897d1e2879e619a0529f70cb46f994ccd602dac964cf33e [INFO] running `"docker" "start" "-a" "a6c28b59618913a9e897d1e2879e619a0529f70cb46f994ccd602dac964cf33e"` [INFO] [stderr] Compiling 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] Finished dev [unoptimized + debuginfo] target(s) in 6.75s [INFO] running `"docker" "inspect" "a6c28b59618913a9e897d1e2879e619a0529f70cb46f994ccd602dac964cf33e"` [INFO] running `"docker" "rm" "-f" "a6c28b59618913a9e897d1e2879e619a0529f70cb46f994ccd602dac964cf33e"` [INFO] [stdout] a6c28b59618913a9e897d1e2879e619a0529f70cb46f994ccd602dac964cf33e [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/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=warn" "-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" "+1.36.0" "test" "--frozen"` [INFO] [stdout] fe217a4b3328f1253d7df5df1a64eaa644409dfdd546c7d3a22c5a987b7e9840 [INFO] running `"docker" "start" "-a" "fe217a4b3328f1253d7df5df1a64eaa644409dfdd546c7d3a22c5a987b7e9840"` [INFO] [stderr] Blocking waiting for file lock on package cache lock [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.66s [INFO] [stderr] Running /opt/crater/target/debug/deps/loading_dock-1db8789b24fa3459 [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" "fe217a4b3328f1253d7df5df1a64eaa644409dfdd546c7d3a22c5a987b7e9840"` [INFO] running `"docker" "rm" "-f" "fe217a4b3328f1253d7df5df1a64eaa644409dfdd546c7d3a22c5a987b7e9840"` [INFO] [stdout] fe217a4b3328f1253d7df5df1a64eaa644409dfdd546c7d3a22c5a987b7e9840