[INFO] updating cached repository koshkin-kna/maxim_ip_learn [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/koshkin-kna/maxim_ip_learn [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/koshkin-kna/maxim_ip_learn" "work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/koshkin-kna/maxim_ip_learn"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/koshkin-kna/maxim_ip_learn'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/koshkin-kna/maxim_ip_learn" "work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/koshkin-kna/maxim_ip_learn"` [INFO] [stderr] Cloning into 'work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/koshkin-kna/maxim_ip_learn'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 73c9536022d4e65da29f43672355c9cd66b268a3 [INFO] sha for GitHub repo koshkin-kna/maxim_ip_learn: 73c9536022d4e65da29f43672355c9cd66b268a3 [INFO] validating manifest of koshkin-kna/maxim_ip_learn on toolchain master#e305df1846a6d985315917ae0c81b74af8b4e641 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of koshkin-kna/maxim_ip_learn on toolchain try#99a7498759a22b5684caf798a98b7e90ad9d2443 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing koshkin-kna/maxim_ip_learn [INFO] finished frobbing koshkin-kna/maxim_ip_learn [INFO] frobbed toml for koshkin-kna/maxim_ip_learn written to work/ex/pr-60039-1/sources/master#e305df1846a6d985315917ae0c81b74af8b4e641/gh/koshkin-kna/maxim_ip_learn/Cargo.toml [INFO] started frobbing koshkin-kna/maxim_ip_learn [INFO] finished frobbing koshkin-kna/maxim_ip_learn [INFO] frobbed toml for koshkin-kna/maxim_ip_learn written to work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/koshkin-kna/maxim_ip_learn/Cargo.toml [INFO] crate koshkin-kna/maxim_ip_learn already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e305df1846a6d985315917ae0c81b74af8b4e641-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking koshkin-kna/maxim_ip_learn against try#99a7498759a22b5684caf798a98b7e90ad9d2443 for pr-60039-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-60039-1/worker-6/try#99a7498759a22b5684caf798a98b7e90ad9d2443:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-60039-1/sources/try#99a7498759a22b5684caf798a98b7e90ad9d2443/gh/koshkin-kna/maxim_ip_learn:/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" "+99a7498759a22b5684caf798a98b7e90ad9d2443-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] a6625c3dc91ac4f2ce8ebe6432f3c6bcd9b53eff0325079d5a4fdb385cf4f450 [INFO] running `"docker" "start" "-a" "a6625c3dc91ac4f2ce8ebe6432f3c6bcd9b53eff0325079d5a4fdb385cf4f450"` [INFO] [stderr] Compiling openssl v0.10.14 [INFO] [stderr] Checking ego-tree v0.5.0 [INFO] [stderr] Checking memchr v1.0.2 [INFO] [stderr] Compiling email v0.0.20 [INFO] [stderr] Checking servo_arc v0.1.1 [INFO] [stderr] Checking encoding_rs v0.8.10 [INFO] [stderr] Compiling syn v0.13.11 [INFO] [stderr] Checking tokio-io v0.1.9 [INFO] [stderr] Compiling openssl v0.9.24 [INFO] [stderr] Compiling native-tls v0.2.1 [INFO] [stderr] Checking crossbeam-epoch v0.5.2 [INFO] [stderr] Compiling syn v0.15.13 [INFO] [stderr] Compiling syn v0.14.9 [INFO] [stderr] Checking tendril v0.4.0 [INFO] [stderr] Checking nom v3.2.1 [INFO] [stderr] Checking crossbeam-deque v0.6.1 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking h2 v0.1.13 [INFO] [stderr] Compiling string_cache_codegen v0.4.1 [INFO] [stderr] Checking tokio-threadpool v0.1.7 [INFO] [stderr] Compiling selectors v0.19.0 [INFO] [stderr] Checking tokio-reactor v0.1.6 [INFO] [stderr] Compiling string_cache v0.7.3 [INFO] [stderr] Checking native-tls v0.1.5 [INFO] [stderr] Checking tokio-fs v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.2 [INFO] [stderr] Checking tokio-udp v0.1.2 [INFO] [stderr] Checking tokio-tcp v0.1.2 [INFO] [stderr] Compiling serde_derive v1.0.80 [INFO] [stderr] Checking tokio v0.1.11 [INFO] [stderr] Checking hyper v0.12.12 [INFO] [stderr] Checking hyper-tls v0.3.1 [INFO] [stderr] Checking reqwest v0.9.3 [INFO] [stderr] Compiling cssparser-macros v0.3.4 [INFO] [stderr] Compiling cssparser v0.23.10 [INFO] [stderr] Compiling html5ever v0.22.3 [INFO] [stderr] Compiling markup5ever v0.7.3 [INFO] [stderr] Checking lettre v0.8.2 [INFO] [stderr] Checking lettre_email v0.8.2 [INFO] [stderr] warning[E0506]: cannot assign to `self.input.cached_token` because it is borrowed [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/cssparser-0.23.10/src/parser.rs:572:17 [INFO] [stderr] | [INFO] [stderr] 547 | pub fn next_including_whitespace_and_comments(&mut self) -> Result<&Token<'i>, BasicParseError<'i>> { [INFO] [stderr] | - let's call the lifetime of this reference `'1` [INFO] [stderr] ... [INFO] [stderr] 560 | Some(ref cached_token) [INFO] [stderr] | ---------------- borrow of `self.input.cached_token` occurs here [INFO] [stderr] ... [INFO] [stderr] 572 | self.input.cached_token = Some(CachedToken { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ assignment to borrowed `self.input.cached_token` occurs here [INFO] [stderr] ... [INFO] [stderr] 584 | Ok(token) [INFO] [stderr] | --------- returning this value requires that `self.input.cached_token.0` is borrowed for `'1` [INFO] [stderr] | [INFO] [stderr] = warning: this error has been downgraded to a warning for backwards compatibility with previous releases [INFO] [stderr] = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future [INFO] [stderr] [INFO] [stderr] Checking scraper v0.7.0 [INFO] [stderr] Checking maxim_ip v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused return value of `core::str::::trim` that must be used [INFO] [stderr] --> src/main.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | email_client.trim(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stderr] [INFO] [stderr] warning: unused return value of `core::str::::trim` that must be used [INFO] [stderr] --> src/main.rs:68:5 [INFO] [stderr] | [INFO] [stderr] 68 | email_client.trim(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this returns the trimmed string as a slice, without modifying the original [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2m 00s [INFO] running `"docker" "inspect" "a6625c3dc91ac4f2ce8ebe6432f3c6bcd9b53eff0325079d5a4fdb385cf4f450"` [INFO] running `"docker" "rm" "-f" "a6625c3dc91ac4f2ce8ebe6432f3c6bcd9b53eff0325079d5a4fdb385cf4f450"` [INFO] [stdout] a6625c3dc91ac4f2ce8ebe6432f3c6bcd9b53eff0325079d5a4fdb385cf4f450