[INFO] crate galvanize 0.0.1 is already in cache
[INFO] extracting crate galvanize 0.0.1 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/galvanize/0.0.1
[INFO] extracting crate galvanize 0.0.1 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/galvanize/0.0.1
[INFO] validating manifest of galvanize-0.0.1 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 galvanize-0.0.1 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 galvanize-0.0.1
[INFO] finished frobbing galvanize-0.0.1
[INFO] frobbed toml for galvanize-0.0.1 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/galvanize/0.0.1/Cargo.toml
[INFO] started frobbing galvanize-0.0.1
[INFO] finished frobbing galvanize-0.0.1
[INFO] frobbed toml for galvanize-0.0.1 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/galvanize/0.0.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 galvanize-0.0.1 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/reg/galvanize/0.0.1:/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] 063ec2e24d9f63404737df673288d71969d46f6d92df4f50f40cd441942fa182
[INFO] running `"docker" "start" "-a" "063ec2e24d9f63404737df673288d71969d46f6d92df4f50f40cd441942fa182"`
[INFO] [stderr]     Checking galvanize v0.0.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/types.rs:47:32
[INFO] [stderr]    |
[INFO] [stderr] 47 |     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/types.rs:47:32
[INFO] [stderr]    |
[INFO] [stderr] 47 |     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: variable does not need to be mutable
[INFO] [stderr]    --> src/reader.rs:320:22
[INFO] [stderr]     |
[INFO] [stderr] 320 |     pub fn as_writer(mut self) -> Result<Writer<'a, File>> {
[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/reader.rs:325:21
[INFO] [stderr]     |
[INFO] [stderr] 325 |                 let mut buf = &mut [0 as u8; 8];
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> src/writer.rs:121:21
[INFO] [stderr]     |
[INFO] [stderr] 47  | impl<'a, F: Write + Read + Seek + 'a> Writer<'a, F> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] ...
[INFO] [stderr] 121 |         Reader::new(self.file)
[INFO] [stderr]     |         ------------^^^^^^^^^- returning this value requires that `*self.file` is borrowed for `'a`
[INFO] [stderr] 122 |     }
[INFO] [stderr]     |     - here, drop of `self` needs exclusive access to `*self.file`, because the type `writer::Writer<'_, F>` implements the `Drop` trait
[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]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/reader.rs:320:22
[INFO] [stderr]     |
[INFO] [stderr] 320 |     pub fn as_writer(mut self) -> Result<Writer<'a, File>> {
[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/reader.rs:325:21
[INFO] [stderr]     |
[INFO] [stderr] 325 |                 let mut buf = &mut [0 as u8; 8];
[INFO] [stderr]     |                     ----^^^
[INFO] [stderr]     |                     |
[INFO] [stderr]     |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> src/writer.rs:121:21
[INFO] [stderr]     |
[INFO] [stderr] 47  | impl<'a, F: Write + Read + Seek + 'a> Writer<'a, F> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] ...
[INFO] [stderr] 121 |         Reader::new(self.file)
[INFO] [stderr]     |         ------------^^^^^^^^^- returning this value requires that `*self.file` is borrowed for `'a`
[INFO] [stderr] 122 |     }
[INFO] [stderr]     |     - here, drop of `self` needs exclusive access to `*self.file`, because the type `writer::Writer<'_, F>` implements the `Drop` trait
[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]     = note: for more information, try `rustc --explain E0729`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `"docker" "inspect" "063ec2e24d9f63404737df673288d71969d46f6d92df4f50f40cd441942fa182"`
[INFO] running `"docker" "rm" "-f" "063ec2e24d9f63404737df673288d71969d46f6d92df4f50f40cd441942fa182"`
[INFO] [stdout] 063ec2e24d9f63404737df673288d71969d46f6d92df4f50f40cd441942fa182