[INFO] updating cached repository Zensey/rust-json-helloworld
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Zensey/rust-json-helloworld
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Zensey/rust-json-helloworld" "work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Zensey/rust-json-helloworld"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Zensey/rust-json-helloworld'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Zensey/rust-json-helloworld" "work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Zensey/rust-json-helloworld"`
[INFO] [stderr] Cloning into 'work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Zensey/rust-json-helloworld'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b389f6da0116177a6cbac9a176c2b23cffda5d65
[INFO] sha for GitHub repo Zensey/rust-json-helloworld: b389f6da0116177a6cbac9a176c2b23cffda5d65
[INFO] validating manifest of Zensey/rust-json-helloworld on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Zensey/rust-json-helloworld on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Zensey/rust-json-helloworld
[INFO] finished frobbing Zensey/rust-json-helloworld
[INFO] frobbed toml for Zensey/rust-json-helloworld written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Zensey/rust-json-helloworld/Cargo.toml
[INFO] started frobbing Zensey/rust-json-helloworld
[INFO] finished frobbing Zensey/rust-json-helloworld
[INFO] frobbed toml for Zensey/rust-json-helloworld written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/gh/Zensey/rust-json-helloworld/Cargo.toml
[INFO] crate Zensey/rust-json-helloworld already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking Zensey/rust-json-helloworld against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/gh/Zensey/rust-json-helloworld:/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" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 40fb16cbe048c920848de7e3554f2c13181d93695254672905cdc895aa7337cd
[INFO] running `"docker" "start" "-a" "40fb16cbe048c920848de7e3554f2c13181d93695254672905cdc895aa7337cd"`
[INFO] [stderr]    Compiling flate2-crc v0.1.1
[INFO] [stderr]     Checking askama_escape v0.1.0
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling actix-web v0.7.14
[INFO] [stderr]     Checking socket2 v0.3.8
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking url v1.7.2
[INFO] [stderr]     Checking brotli-sys v0.3.2
[INFO] [stderr]     Checking miniz-sys v0.1.11
[INFO] [stderr]     Checking mio v0.6.16
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling actix_derive v0.3.2
[INFO] [stderr]     Checking resolv-conf v0.6.1
[INFO] [stderr]     Checking rust-crypto v0.2.36
[INFO] [stderr]     Checking brotli2 v0.3.2
[INFO] [stderr]     Checking tokio-threadpool v0.1.9
[INFO] [stderr]     Checking crossbeam-channel v0.2.6
[INFO] [stderr]     Checking serde_urlencoded v0.5.4
[INFO] [stderr]     Checking tokio-reactor v0.1.7
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking flate2 v1.0.5
[INFO] [stderr]     Checking tokio-tcp v0.1.2
[INFO] [stderr]     Checking tokio-udp v0.1.3
[INFO] [stderr]     Checking tokio-uds v0.2.4
[INFO] [stderr]     Checking tokio-signal v0.2.7
[INFO] [stderr]     Checking tokio-fs v0.1.4
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking tokio v0.1.13
[INFO] [stderr]     Checking cookie v0.11.0
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking trust-dns-proto v0.5.0
[INFO] [stderr]     Checking trust-dns-resolver v0.10.0
[INFO] [stderr]     Checking actix v0.7.7
[INFO] [stderr]     Checking actix-net v0.2.4
[INFO] [stderr]     Checking basics v0.0.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.52s
[INFO] running `"docker" "inspect" "40fb16cbe048c920848de7e3554f2c13181d93695254672905cdc895aa7337cd"`
[INFO] running `"docker" "rm" "-f" "40fb16cbe048c920848de7e3554f2c13181d93695254672905cdc895aa7337cd"`
[INFO] [stdout] 40fb16cbe048c920848de7e3554f2c13181d93695254672905cdc895aa7337cd