[INFO] updating cached repository andete/show_bgs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/andete/show_bgs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/andete/show_bgs" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/andete/show_bgs"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/andete/show_bgs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/andete/show_bgs" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/andete/show_bgs"` [INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/andete/show_bgs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 4089d645c78ba7c6e98e8321aaee5862aec97228 [INFO] sha for GitHub repo andete/show_bgs: 4089d645c78ba7c6e98e8321aaee5862aec97228 [INFO] validating manifest of andete/show_bgs on toolchain master#435236b8877cdb98c82eaebfb7887782277265c5 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of andete/show_bgs on toolchain try#b5c7f157c20453dde8d47371abe73b32351b4e7f [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing andete/show_bgs [INFO] finished frobbing andete/show_bgs [INFO] frobbed toml for andete/show_bgs written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/andete/show_bgs/Cargo.toml [INFO] started frobbing andete/show_bgs [INFO] finished frobbing andete/show_bgs [INFO] frobbed toml for andete/show_bgs written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/andete/show_bgs/Cargo.toml [INFO] crate andete/show_bgs already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking andete/show_bgs against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-3/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/andete/show_bgs:/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" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] d12218eb0d33891f03b0a0a29d7e7dc2cc711eaca49d50cb9bd0321e2c78ecbe [INFO] running `"docker" "start" "-a" "d12218eb0d33891f03b0a0a29d7e7dc2cc711eaca49d50cb9bd0321e2c78ecbe"` [INFO] [stderr] Compiling encoding_rs v0.8.12 [INFO] [stderr] Compiling pest v2.0.2 [INFO] [stderr] Checking uuid v0.6.5 [INFO] [stderr] Checking tokio-io v0.1.10 [INFO] [stderr] Checking tokio-threadpool v0.1.8 [INFO] [stderr] Compiling syn v0.15.21 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking chrono v0.4.6 [INFO] [stderr] Checking serde_urlencoded v0.5.3 [INFO] [stderr] Checking native-tls v0.1.5 [INFO] [stderr] Checking regex v1.0.6 [INFO] [stderr] Checking error-chain v0.12.0 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking parking_lot v0.6.4 [INFO] [stderr] Checking tokio-fs v0.1.4 [INFO] [stderr] Checking tokio-reactor v0.1.6 [INFO] [stderr] Compiling pest_meta v2.0.3 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-uds v0.2.3 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking badlog v1.1.1 [INFO] [stderr] Checking tokio v0.1.11 [INFO] [stderr] Compiling pest_generator v2.0.0 [INFO] [stderr] Checking tokio-core v0.1.17 [INFO] [stderr] Checking hyper v0.11.27 [INFO] [stderr] Checking tokio-tls v0.1.4 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling pest_derive v2.0.1 [INFO] [stderr] Checking tera v0.11.20 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Compiling failure_derive v0.1.3 [INFO] [stderr] Checking failure v0.1.3 [INFO] [stderr] Checking hyper-tls v0.1.4 [INFO] [stderr] Checking reqwest v0.8.8 [INFO] [stderr] Checking show_bgs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/fetch.rs:48:13 [INFO] [stderr] | [INFO] [stderr] 48 | let mut f = File::create(&n).unwrap(); [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/fetch.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | let mut f = File::create(&n).unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/fetch_fact.rs:40:13 [INFO] [stderr] | [INFO] [stderr] 40 | let mut f = File::create(&n).unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/fetch_fact.rs:51:13 [INFO] [stderr] | [INFO] [stderr] 51 | let mut f = File::create(&n).unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/fetch_fact.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | let mut f = File::create(&n).unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/fetch.rs:48:13 [INFO] [stderr] | [INFO] [stderr] 48 | let mut f = File::create(&n).unwrap(); [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/fetch.rs:66:13 [INFO] [stderr] | [INFO] [stderr] 66 | let mut f = File::create(&n).unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/fetch_fact.rs:40:13 [INFO] [stderr] | [INFO] [stderr] 40 | let mut f = File::create(&n).unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/fetch_fact.rs:51:13 [INFO] [stderr] | [INFO] [stderr] 51 | let mut f = File::create(&n).unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/fetch_fact.rs:57:13 [INFO] [stderr] | [INFO] [stderr] 57 | let mut f = File::create(&n).unwrap(); [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 23s [INFO] running `"docker" "inspect" "d12218eb0d33891f03b0a0a29d7e7dc2cc711eaca49d50cb9bd0321e2c78ecbe"` [INFO] running `"docker" "rm" "-f" "d12218eb0d33891f03b0a0a29d7e7dc2cc711eaca49d50cb9bd0321e2c78ecbe"` [INFO] [stdout] d12218eb0d33891f03b0a0a29d7e7dc2cc711eaca49d50cb9bd0321e2c78ecbe