[INFO] updating cached repository fredrikpe/less2
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fredrikpe/less2
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fredrikpe/less2" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/fredrikpe/less2"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/fredrikpe/less2'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fredrikpe/less2" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/fredrikpe/less2"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/fredrikpe/less2'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b5afc238f829837cf21e4040192e1f7354d1eb26
[INFO] sha for GitHub repo fredrikpe/less2: b5afc238f829837cf21e4040192e1f7354d1eb26
[INFO] validating manifest of fredrikpe/less2 on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of fredrikpe/less2 on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing fredrikpe/less2
[INFO] finished frobbing fredrikpe/less2
[INFO] frobbed toml for fredrikpe/less2 written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/fredrikpe/less2/Cargo.toml
[INFO] started frobbing fredrikpe/less2
[INFO] finished frobbing fredrikpe/less2
[INFO] frobbed toml for fredrikpe/less2 written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/fredrikpe/less2/Cargo.toml
[INFO] crate fredrikpe/less2 already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking fredrikpe/less2 against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/fredrikpe/less2:/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" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5eec2d49ace03ed43c4378f60546ed67f98d7a9e9bd6bda9a00cf851282f2f5f
[INFO] running `"docker" "start" "-a" "5eec2d49ace03ed43c4378f60546ed67f98d7a9e9bd6bda9a00cf851282f2f5f"`
[INFO] [stderr]    Compiling encoding_rs v0.8.12
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking grep-matcher v0.1.1
[INFO] [stderr]    Compiling syn v0.15.21
[INFO] [stderr]     Checking regex v1.0.6
[INFO] [stderr]     Checking clap v2.32.0
[INFO] [stderr]     Checking globset v0.4.2
[INFO] [stderr]     Checking grep-regex v0.1.1
[INFO] [stderr]     Checking grep-cli v0.1.1
[INFO] [stderr]     Checking encoding_rs_io v0.1.3
[INFO] [stderr]     Checking grep-searcher v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.80
[INFO] [stderr]     Checking grep-printer v0.1.1
[INFO] [stderr]     Checking grep v0.2.3
[INFO] [stderr]     Checking less2 v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:26:32
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:26:32
[INFO] [stderr]    |
[INFO] [stderr] 26 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/printer.rs:88:41
[INFO] [stderr]    |
[INFO] [stderr] 88 |                         while let Some((index, grapheme)) = iter.next() {
[INFO] [stderr]    |                                         ^^^^^ help: consider prefixing with an underscore: `_index`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `align_offset` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(align_offset)]
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `index`
[INFO] [stderr]   --> src/printer.rs:88:41
[INFO] [stderr]    |
[INFO] [stderr] 88 |                         while let Some((index, grapheme)) = iter.next() {
[INFO] [stderr]    |                                         ^^^^^ help: consider prefixing with an underscore: `_index`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `align_offset` has been stable since 1.36.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> src/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(align_offset)]
[INFO] [stderr]   |            ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.96s
[INFO] running `"docker" "inspect" "5eec2d49ace03ed43c4378f60546ed67f98d7a9e9bd6bda9a00cf851282f2f5f"`
[INFO] running `"docker" "rm" "-f" "5eec2d49ace03ed43c4378f60546ed67f98d7a9e9bd6bda9a00cf851282f2f5f"`
[INFO] [stdout] 5eec2d49ace03ed43c4378f60546ed67f98d7a9e9bd6bda9a00cf851282f2f5f