[INFO] updating cached repository sonald/math-service
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/sonald/math-service
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/sonald/math-service" "work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/sonald/math-service"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/sonald/math-service'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/sonald/math-service" "work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/sonald/math-service"`
[INFO] [stderr] Cloning into 'work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/sonald/math-service'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d2ca2aea1d38b681b82e7580b71929c4d17d614d
[INFO] sha for GitHub repo sonald/math-service: d2ca2aea1d38b681b82e7580b71929c4d17d614d
[INFO] validating manifest of sonald/math-service on toolchain master#39401465da4ce27aeeb2c2a26133ac35c63aa515
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of sonald/math-service on toolchain try#f45cc3094ee337acd688771b9234318046b0572d
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing sonald/math-service
[INFO] finished frobbing sonald/math-service
[INFO] frobbed toml for sonald/math-service written to work/ex/pr-60914/sources/master#39401465da4ce27aeeb2c2a26133ac35c63aa515/gh/sonald/math-service/Cargo.toml
[INFO] started frobbing sonald/math-service
[INFO] finished frobbing sonald/math-service
[INFO] frobbed toml for sonald/math-service written to work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/sonald/math-service/Cargo.toml
[INFO] crate sonald/math-service already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+39401465da4ce27aeeb2c2a26133ac35c63aa515-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] checking sonald/math-service against try#f45cc3094ee337acd688771b9234318046b0572d for pr-60914
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-60914/worker-7/try#f45cc3094ee337acd688771b9234318046b0572d:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-60914/sources/try#f45cc3094ee337acd688771b9234318046b0572d/gh/sonald/math-service:/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" "+f45cc3094ee337acd688771b9234318046b0572d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] e332a04550eade63b93ad5138ffeb1dc3e3190308bbddeeaffc8ad039e4d4760
[INFO] running `"docker" "start" "-a" "e332a04550eade63b93ad5138ffeb1dc3e3190308bbddeeaffc8ad039e4d4760"`
[INFO] [stderr]    Compiling cairo-rs v0.6.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling glib-sys v0.8.0
[INFO] [stderr]    Compiling libsqlite3-sys v0.12.0
[INFO] [stderr]    Compiling gobject-sys v0.8.0
[INFO] [stderr]    Compiling cairo-sys-rs v0.8.0
[INFO] [stderr]     Checking crc32fast v1.1.2
[INFO] [stderr]     Checking r2d2 v0.8.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]    Compiling nom v4.2.2
[INFO] [stderr]    Compiling syn v0.15.27
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking regex v1.1.2
[INFO] [stderr]     Checking parking_lot_core v0.4.0
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]     Checking crossbeam-epoch v0.7.1
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking tokio-executor v0.1.6
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[INFO] [stderr]     Checking tokio-current-thread v0.1.5
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[INFO] [stderr]     Checking crossbeam-deque v0.7.1
[INFO] [stderr]     Checking tokio-codec v0.1.1
[INFO] [stderr]     Checking h2 v0.1.16
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]     Checking tokio-threadpool v0.1.12
[INFO] [stderr]     Checking tokio-reactor v0.1.9
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[INFO] [stderr]     Checking glib v0.7.1
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.5
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking tokio-fs v0.1.6
[INFO] [stderr]     Checking tokio v0.1.16
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling v_escape_derive v0.2.1
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]    Compiling diesel_derives v1.4.0
[INFO] [stderr]    Compiling serde_derive v1.0.89
[INFO] [stderr]     Checking v_escape v0.3.2
[INFO] [stderr]     Checking v_htmlescape v0.3.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking trust-dns-proto v0.6.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking dotenv v0.13.0
[INFO] [stderr]     Checking diesel v1.4.1
[INFO] [stderr]     Checking trust-dns-resolver v0.10.3
[INFO] [stderr]     Checking actix v0.7.9
[INFO] [stderr]     Checking actix-net v0.2.6
[INFO] [stderr]     Checking actix-web v0.7.18
[INFO] [stderr]     Checking r2d2-diesel v1.0.0
[INFO] [stderr]     Checking mathgen v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: field is never used: `requests`
[INFO] [stderr]   --> src/bin/paint_service.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     requests: Cell<i32>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `incr`
[INFO] [stderr]   --> src/bin/paint_service.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn incr(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `index2`
[INFO] [stderr]   --> src/bin/paint_service.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn index2(req: &HttpRequest<MathState>) -> impl Responder {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never used: `requests`
[INFO] [stderr]   --> src/bin/paint_service.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     requests: Cell<i32>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `incr`
[INFO] [stderr]   --> src/bin/paint_service.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     fn incr(&self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `index2`
[INFO] [stderr]   --> src/bin/paint_service.rs:55:1
[INFO] [stderr]    |
[INFO] [stderr] 55 | fn index2(req: &HttpRequest<MathState>) -> impl Responder {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 00s
[INFO] running `"docker" "inspect" "e332a04550eade63b93ad5138ffeb1dc3e3190308bbddeeaffc8ad039e4d4760"`
[INFO] running `"docker" "rm" "-f" "e332a04550eade63b93ad5138ffeb1dc3e3190308bbddeeaffc8ad039e4d4760"`
[INFO] [stdout] e332a04550eade63b93ad5138ffeb1dc3e3190308bbddeeaffc8ad039e4d4760