[INFO] crate nihdb 0.3.0 is already in cache
[INFO] extracting crate nihdb 0.3.0 into work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/nihdb/0.3.0
[INFO] extracting crate nihdb 0.3.0 into work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/nihdb/0.3.0
[INFO] validating manifest of nihdb-0.3.0 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 nihdb-0.3.0 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 nihdb-0.3.0
[INFO] finished frobbing nihdb-0.3.0
[INFO] frobbed toml for nihdb-0.3.0 written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/reg/nihdb/0.3.0/Cargo.toml
[INFO] started frobbing nihdb-0.3.0
[INFO] finished frobbing nihdb-0.3.0
[INFO] frobbed toml for nihdb-0.3.0 written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/nihdb/0.3.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 nihdb-0.3.0 against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-1/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/reg/nihdb/0.3.0:/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] c83a1d76b9c47aa697a6de43e7ae3221530b6d687fa0f05f30de976c8987c93f
[INFO] running `"docker" "start" "-a" "c83a1d76b9c47aa697a6de43e7ae3221530b6d687fa0f05f30de976c8987c93f"`
[INFO] [stderr]     Checking nihdb v0.3.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/disk.rs:161:42
[INFO] [stderr]     |
[INFO] [stderr] 161 |     pub fn finish(mut self, writer: &mut Write) -> Result<(u64, u64, Buf, Buf)> {
[INFO] [stderr]     |                                          ^^^^^ help: use `dyn`: `dyn Write`
[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:20:46
[INFO] [stderr]    |
[INFO] [stderr] 20 |             &Error::IoError(ref e) => (e as &std::error::Error).description(),
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iter.rs:20:20
[INFO] [stderr]    |
[INFO] [stderr] 20 |     iters: Vec<Box<MutationIterator + 'a>>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MutationIterator + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iter.rs:40:36
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn make(mut iters: Vec<Box<MutationIterator + 'a>>, direction: Direction) -> Result<MergeIterator<'a>> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MutationIterator + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iter.rs:89:19
[INFO] [stderr]    |
[INFO] [stderr] 89 |     next_gen: Box<FnMut() -> Result<Option<Box<TableIterator>>> + 'a>,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> Result<Option<Box<TableIterator>>> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iter.rs:93:35
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub fn make(mut next_gen: Box<FnMut() -> Result<Option<Box<TableIterator>>> + 'a>
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> Result<Option<Box<TableIterator>>> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: the item `libc` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:130:13
[INFO] [stderr]     |
[INFO] [stderr] 29  | extern crate libc;
[INFO] [stderr]     | ------------------ the item `libc` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 130 |         use libc;
[INFO] [stderr]     |             ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:238:36
[INFO] [stderr]     |
[INFO] [stderr] 238 |             let mut iters: Vec<Box<MutationIterator + 'a>> = Vec::new();
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MutationIterator + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:441:36
[INFO] [stderr]     |
[INFO] [stderr] 441 |         &self, iters: &mut Vec<Box<MutationIterator + 'a>>, table_id: TableId, interval: &Interval<Buf>,
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MutationIterator + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:457:32
[INFO] [stderr]     |
[INFO] [stderr] 457 |         let mut iters: Vec<Box<MutationIterator + 'a>> = Vec::new();
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MutationIterator + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/disk.rs:161:42
[INFO] [stderr]     |
[INFO] [stderr] 161 |     pub fn finish(mut self, writer: &mut Write) -> Result<(u64, u64, Buf, Buf)> {
[INFO] [stderr]     |                                          ^^^^^ help: use `dyn`: `dyn Write`
[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:20:46
[INFO] [stderr]    |
[INFO] [stderr] 20 |             &Error::IoError(ref e) => (e as &std::error::Error).description(),
[INFO] [stderr]    |                                              ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:48:32
[INFO] [stderr]    |
[INFO] [stderr] 48 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iter.rs:20:20
[INFO] [stderr]    |
[INFO] [stderr] 20 |     iters: Vec<Box<MutationIterator + 'a>>,
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MutationIterator + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iter.rs:40:36
[INFO] [stderr]    |
[INFO] [stderr] 40 |     pub fn make(mut iters: Vec<Box<MutationIterator + 'a>>, direction: Direction) -> Result<MergeIterator<'a>> {
[INFO] [stderr]    |                                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MutationIterator + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iter.rs:89:19
[INFO] [stderr]    |
[INFO] [stderr] 89 |     next_gen: Box<FnMut() -> Result<Option<Box<TableIterator>>> + 'a>,
[INFO] [stderr]    |                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> Result<Option<Box<TableIterator>>> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/iter.rs:93:35
[INFO] [stderr]    |
[INFO] [stderr] 93 |     pub fn make(mut next_gen: Box<FnMut() -> Result<Option<Box<TableIterator>>> + 'a>
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut() -> Result<Option<Box<TableIterator>>> + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: the item `libc` is imported redundantly
[INFO] [stderr]    --> src/lib.rs:130:13
[INFO] [stderr]     |
[INFO] [stderr] 29  | extern crate libc;
[INFO] [stderr]     | ------------------ the item `libc` is already imported here
[INFO] [stderr] ...
[INFO] [stderr] 130 |         use libc;
[INFO] [stderr]     |             ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:238:36
[INFO] [stderr]     |
[INFO] [stderr] 238 |             let mut iters: Vec<Box<MutationIterator + 'a>> = Vec::new();
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MutationIterator + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:441:36
[INFO] [stderr]     |
[INFO] [stderr] 441 |         &self, iters: &mut Vec<Box<MutationIterator + 'a>>, table_id: TableId, interval: &Interval<Buf>,
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MutationIterator + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:457:32
[INFO] [stderr]     |
[INFO] [stderr] 457 |         let mut iters: Vec<Box<MutationIterator + 'a>> = Vec::new();
[INFO] [stderr]     |                                ^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn MutationIterator + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "c83a1d76b9c47aa697a6de43e7ae3221530b6d687fa0f05f30de976c8987c93f"`
[INFO] running `"docker" "rm" "-f" "c83a1d76b9c47aa697a6de43e7ae3221530b6d687fa0f05f30de976c8987c93f"`
[INFO] [stdout] c83a1d76b9c47aa697a6de43e7ae3221530b6d687fa0f05f30de976c8987c93f