[INFO] updating cached repository Geal/grad [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Geal/grad [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Geal/grad" "work/ex/beta-1.38-1/sources/1.37.0/gh/Geal/grad"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Geal/grad'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Geal/grad" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Geal/grad"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Geal/grad'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 995c8051062e924283d41bf79c65aa244c376a22 [INFO] sha for GitHub repo Geal/grad: 995c8051062e924283d41bf79c65aa244c376a22 [INFO] validating manifest of Geal/grad on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Geal/grad on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Geal/grad [INFO] finished frobbing Geal/grad [INFO] frobbed toml for Geal/grad written to work/ex/beta-1.38-1/sources/1.37.0/gh/Geal/grad/Cargo.toml [INFO] started frobbing Geal/grad [INFO] finished frobbing Geal/grad [INFO] frobbed toml for Geal/grad written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Geal/grad/Cargo.toml [INFO] crate Geal/grad already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing Geal/grad against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Geal/grad:/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" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] deb31a182236134e039745f4a74882af9189a28d9d119a3a1bc08a818c27010a [INFO] running `"docker" "start" "-a" "deb31a182236134e039745f4a74882af9189a28d9d119a3a1bc08a818c27010a"` [INFO] [stderr] Compiling typenum v1.10.0 [INFO] [stderr] Compiling proc-macro2 v0.4.13 [INFO] [stderr] Compiling serde v1.0.75 [INFO] [stderr] Compiling ucd-util v0.1.1 [INFO] [stderr] Compiling arrayref v0.3.5 [INFO] [stderr] Compiling byte-tools v0.2.0 [INFO] [stderr] Compiling regex v1.0.4 [INFO] [stderr] Compiling fake-simd v0.1.2 [INFO] [stderr] Compiling utf8-ranges v1.0.1 [INFO] [stderr] Compiling utf-8 v0.7.4 [INFO] [stderr] Compiling termcolor v1.0.2 [INFO] [stderr] Compiling urlencoding v1.0.0 [INFO] [stderr] Compiling scoped-tls v0.1.2 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicase v2.1.0 [INFO] [stderr] Compiling memchr v2.0.2 [INFO] [stderr] Compiling log v0.4.4 [INFO] [stderr] Compiling base64 v0.9.2 [INFO] [stderr] Compiling regex-syntax v0.6.2 [INFO] [stderr] Compiling block-buffer v0.3.3 [INFO] [stderr] Compiling futures-cpupool v0.1.8 [INFO] [stderr] Compiling tokio-current-thread v0.1.1 [INFO] [stderr] Compiling tokio-timer v0.2.6 [INFO] [stderr] Compiling clap v2.32.0 [INFO] [stderr] Compiling aho-corasick v0.6.8 [INFO] [stderr] Compiling nom v4.0.0 [INFO] [stderr] Compiling parking_lot_core v0.2.14 [INFO] [stderr] Compiling http v0.1.10 [INFO] [stderr] Compiling input_buffer v0.2.0 [INFO] [stderr] Compiling mio v0.6.15 [INFO] [stderr] Compiling tokio-io v0.1.8 [INFO] [stderr] Compiling want v0.0.6 [INFO] [stderr] Compiling crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling quote v0.6.8 [INFO] [stderr] Compiling parking_lot v0.6.3 [INFO] [stderr] Compiling phf_shared v0.7.23 [INFO] [stderr] Compiling tokio-codec v0.1.0 [INFO] [stderr] Compiling mio-uds v0.6.6 [INFO] [stderr] Compiling mime v0.3.9 [INFO] [stderr] Compiling crossbeam-deque v0.6.1 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Compiling tokio-reactor v0.1.4 [INFO] [stderr] Compiling phf_generator v0.7.23 [INFO] [stderr] Compiling phf v0.7.23 [INFO] [stderr] Compiling h2 v0.1.12 [INFO] [stderr] Compiling tokio-threadpool v0.1.6 [INFO] [stderr] Compiling generic-array v0.9.0 [INFO] [stderr] Compiling phf_codegen v0.7.23 [INFO] [stderr] Compiling tokio-udp v0.1.2 [INFO] [stderr] Compiling tokio-uds v0.2.1 [INFO] [stderr] Compiling tokio-tcp v0.1.1 [INFO] [stderr] Compiling env_logger v0.5.13 [INFO] [stderr] Compiling mime_guess v2.0.0-alpha.6 [INFO] [stderr] Compiling digest v0.7.5 [INFO] [stderr] Compiling tokio-fs v0.1.3 [INFO] [stderr] Compiling pretty_env_logger v0.2.4 [INFO] [stderr] Compiling sha-1 v0.7.0 [INFO] [stderr] Compiling tungstenite v0.6.0 [INFO] [stderr] Compiling tokio v0.1.8 [INFO] [stderr] Compiling serde_json v1.0.26 [INFO] [stderr] Compiling serde_urlencoded v0.5.3 [INFO] [stderr] Compiling hyper v0.12.8 [INFO] [stderr] Compiling serde_derive v1.0.75 [INFO] [stderr] Compiling warp v0.1.2 [INFO] [stderr] Compiling grad v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `Response`, `StatusCode` [INFO] [stderr] --> src/main.rs:19:18 [INFO] [stderr] | [INFO] [stderr] 19 | use warp::http::{Response,StatusCode}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around method argument [INFO] [stderr] --> src/main.rs:87:29 [INFO] [stderr] | [INFO] [stderr] 87 | warp::serve(routes).run((server)); [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/metrics/mod.rs:44:15 [INFO] [stderr] | [INFO] [stderr] 44 | let mut agg = SumAggregator::from( [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/metrics/mod.rs:61:15 [INFO] [stderr] | [INFO] [stderr] 61 | let mut agg = MeanAggregator::from( [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `NoneAggregator` [INFO] [stderr] --> src/metrics/mod.rs:172:1 [INFO] [stderr] | [INFO] [stderr] 172 | pub struct NoneAggregator> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `from` [INFO] [stderr] --> src/metrics/mod.rs:177:3 [INFO] [stderr] | [INFO] [stderr] 177 | pub fn from(iterator: T) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `send_test` [INFO] [stderr] --> src/main.rs:90:1 [INFO] [stderr] | [INFO] [stderr] 90 | fn send_test() -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:125:3 [INFO] [stderr] | [INFO] [stderr] 125 | write!(&mut s, "{} series, {} values\n", state.series.keys().count(), state.counter); [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] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:128:7 [INFO] [stderr] | [INFO] [stderr] 128 | write!(&mut s, "\n{}[{}]: {:?}", key, count, metric_type); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:130:9 [INFO] [stderr] | [INFO] [stderr] 130 | write!(&mut s, ", {}={}", tag.key, tag.value); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 04s [INFO] running `"docker" "inspect" "deb31a182236134e039745f4a74882af9189a28d9d119a3a1bc08a818c27010a"` [INFO] running `"docker" "rm" "-f" "deb31a182236134e039745f4a74882af9189a28d9d119a3a1bc08a818c27010a"` [INFO] [stdout] deb31a182236134e039745f4a74882af9189a28d9d119a3a1bc08a818c27010a [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Geal/grad:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] 57936de53420cccade462e2333809d239c026670a34e735d9f9b60d6b40a98c3 [INFO] running `"docker" "start" "-a" "57936de53420cccade462e2333809d239c026670a34e735d9f9b60d6b40a98c3"` [INFO] [stderr] Compiling grad v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused imports: `Response`, `StatusCode` [INFO] [stderr] --> src/main.rs:19:18 [INFO] [stderr] | [INFO] [stderr] 19 | use warp::http::{Response,StatusCode}; [INFO] [stderr] | ^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around method argument [INFO] [stderr] --> src/main.rs:87:29 [INFO] [stderr] | [INFO] [stderr] 87 | warp::serve(routes).run((server)); [INFO] [stderr] | ^^^^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/metrics/mod.rs:44:15 [INFO] [stderr] | [INFO] [stderr] 44 | let mut agg = SumAggregator::from( [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/metrics/mod.rs:61:15 [INFO] [stderr] | [INFO] [stderr] 61 | let mut agg = MeanAggregator::from( [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `NoneAggregator` [INFO] [stderr] --> src/metrics/mod.rs:172:1 [INFO] [stderr] | [INFO] [stderr] 172 | pub struct NoneAggregator> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: method is never used: `from` [INFO] [stderr] --> src/metrics/mod.rs:177:3 [INFO] [stderr] | [INFO] [stderr] 177 | pub fn from(iterator: T) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `send_test` [INFO] [stderr] --> src/main.rs:90:1 [INFO] [stderr] | [INFO] [stderr] 90 | fn send_test() -> Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:125:3 [INFO] [stderr] | [INFO] [stderr] 125 | write!(&mut s, "{} series, {} values\n", state.series.keys().count(), state.counter); [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] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:128:7 [INFO] [stderr] | [INFO] [stderr] 128 | write!(&mut s, "\n{}[{}]: {:?}", key, count, metric_type); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:130:9 [INFO] [stderr] | [INFO] [stderr] 130 | write!(&mut s, ", {}={}", tag.key, tag.value); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.07s [INFO] running `"docker" "inspect" "57936de53420cccade462e2333809d239c026670a34e735d9f9b60d6b40a98c3"` [INFO] running `"docker" "rm" "-f" "57936de53420cccade462e2333809d239c026670a34e735d9f9b60d6b40a98c3"` [INFO] [stdout] 57936de53420cccade462e2333809d239c026670a34e735d9f9b60d6b40a98c3 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Geal/grad:/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" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] cb993ccee33b170d99bc4d647f56a15ac0fb3173828137e4feeb134696ed6bc5 [INFO] running `"docker" "start" "-a" "cb993ccee33b170d99bc4d647f56a15ac0fb3173828137e4feeb134696ed6bc5"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.24s [INFO] [stderr] Running /opt/crater/target/debug/deps/grad-a8500606324c0b19 [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" "cb993ccee33b170d99bc4d647f56a15ac0fb3173828137e4feeb134696ed6bc5"` [INFO] running `"docker" "rm" "-f" "cb993ccee33b170d99bc4d647f56a15ac0fb3173828137e4feeb134696ed6bc5"` [INFO] [stdout] cb993ccee33b170d99bc4d647f56a15ac0fb3173828137e4feeb134696ed6bc5