[INFO] updating cached repository zyxw59/pingviz
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/zyxw59/pingviz
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/zyxw59/pingviz" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/zyxw59/pingviz"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/zyxw59/pingviz'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/zyxw59/pingviz" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/zyxw59/pingviz"`
[INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/zyxw59/pingviz'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b0858ba6c44ece45703a53fe8617d933ea3914f1
[INFO] sha for GitHub repo zyxw59/pingviz: b0858ba6c44ece45703a53fe8617d933ea3914f1
[INFO] validating manifest of zyxw59/pingviz on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of zyxw59/pingviz on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing zyxw59/pingviz
[INFO] finished frobbing zyxw59/pingviz
[INFO] frobbed toml for zyxw59/pingviz written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/zyxw59/pingviz/Cargo.toml
[INFO] started frobbing zyxw59/pingviz
[INFO] finished frobbing zyxw59/pingviz
[INFO] frobbed toml for zyxw59/pingviz written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/zyxw59/pingviz/Cargo.toml
[INFO] crate zyxw59/pingviz already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking zyxw59/pingviz against try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-6/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/zyxw59/pingviz:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] b051fd1916478764924c724331390c9f381ae5a57032f00c2f4d4232a3950fde
[INFO] running `"docker" "start" "-a" "b051fd1916478764924c724331390c9f381ae5a57032f00c2f4d4232a3950fde"`
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]    Compiling gdk-pixbuf v0.3.0
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]    Compiling cairo-rs v0.3.0
[INFO] [stderr]    Compiling gio v0.3.0
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]     Checking c_vec v1.2.1
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]    Compiling gdk v0.7.0
[INFO] [stderr]    Compiling gtk v0.3.0
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling glib-sys v0.5.0
[INFO] [stderr]    Compiling gobject-sys v0.5.0
[INFO] [stderr]    Compiling gio-sys v0.5.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.5.0
[INFO] [stderr]    Compiling gdk-pixbuf-sys v0.5.0
[INFO] [stderr]    Compiling pango-sys v0.5.0
[INFO] [stderr]    Compiling gdk-sys v0.5.0
[INFO] [stderr]    Compiling atk-sys v0.5.0
[INFO] [stderr]    Compiling gtk-sys v0.5.0
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking bytes v0.4.6
[INFO] [stderr]     Checking tokio-io v0.1.4
[INFO] [stderr]     Checking glib v0.4.1
[INFO] [stderr]     Checking futures-glib v0.3.2
[INFO] [stderr]     Checking relm-core v0.11.0
[INFO] [stderr]     Checking relm-state v0.11.0
[INFO] [stderr]     Checking pango v0.3.0
[INFO] [stderr]    Compiling relm-gen-widget v0.11.0
[INFO] [stderr]    Compiling relm-derive-common v0.11.0
[INFO] [stderr]    Compiling relm-derive v0.11.0
[INFO] [stderr]     Checking relm v0.11.0
[INFO] [stderr]     Checking pingviz v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]    --> src/util.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 |     pub fn clear(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cap`
[INFO] [stderr]    --> src/util.rs:210:5
[INFO] [stderr]     |
[INFO] [stderr] 210 |     pub fn cap(&self) -> Option<usize> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `start`
[INFO] [stderr]    --> src/util.rs:218:5
[INFO] [stderr]     |
[INFO] [stderr] 218 |     pub fn start(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]   --> src/view.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn clear(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `mean`
[INFO] [stderr]    --> src/view.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     pub fn mean(&self) -> f64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `var`
[INFO] [stderr]    --> src/view.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn var(&self) -> f64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `std`
[INFO] [stderr]    --> src/view.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 125 |     pub fn std(&self) -> f64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]    --> src/util.rs:204:5
[INFO] [stderr]     |
[INFO] [stderr] 204 |     pub fn clear(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `cap`
[INFO] [stderr]    --> src/util.rs:210:5
[INFO] [stderr]     |
[INFO] [stderr] 210 |     pub fn cap(&self) -> Option<usize> {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `start`
[INFO] [stderr]    --> src/util.rs:218:5
[INFO] [stderr]     |
[INFO] [stderr] 218 |     pub fn start(&self) -> usize {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `clear`
[INFO] [stderr]   --> src/view.rs:40:5
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn clear(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `mean`
[INFO] [stderr]    --> src/view.rs:114:5
[INFO] [stderr]     |
[INFO] [stderr] 114 |     pub fn mean(&self) -> f64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `var`
[INFO] [stderr]    --> src/view.rs:119:5
[INFO] [stderr]     |
[INFO] [stderr] 119 |     pub fn var(&self) -> f64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `std`
[INFO] [stderr]    --> src/view.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 125 |     pub fn std(&self) -> f64 {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `"docker" "inspect" "b051fd1916478764924c724331390c9f381ae5a57032f00c2f4d4232a3950fde"`
[INFO] running `"docker" "rm" "-f" "b051fd1916478764924c724331390c9f381ae5a57032f00c2f4d4232a3950fde"`
[INFO] [stdout] b051fd1916478764924c724331390c9f381ae5a57032f00c2f4d4232a3950fde