[INFO] crate finch 0.2.0 is already in cache
[INFO] extracting crate finch 0.2.0 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/finch/0.2.0
[INFO] extracting crate finch 0.2.0 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/finch/0.2.0
[INFO] validating manifest of finch-0.2.0 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of finch-0.2.0 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing finch-0.2.0
[INFO] finished frobbing finch-0.2.0
[INFO] frobbed toml for finch-0.2.0 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/finch/0.2.0/Cargo.toml
[INFO] started frobbing finch-0.2.0
[INFO] finished frobbing finch-0.2.0
[INFO] frobbed toml for finch-0.2.0 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/finch/0.2.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking finch-0.2.0 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-6/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/finch/0.2.0:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f6ad22fe0c3962279247d69342ce5fbefa856d291cfa7bf2cd555e6b7f761b77
[INFO] running `"docker" "start" "-a" "f6ad22fe0c3962279247d69342ce5fbefa856d291cfa7bf2cd555e6b7f761b77"`
[INFO] [stderr]     Checking murmurhash3 v0.0.5
[INFO] [stderr]     Checking capnp v0.9.5
[INFO] [stderr]     Checking zip v0.4.2
[INFO] [stderr]     Checking needletail v0.2.2
[INFO] [stderr]     Checking finch v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/serialization.rs:174:39
[INFO] [stderr]     |
[INFO] [stderr] 174 | pub fn write_mash_file(mut file: &mut Write, sketches: &MultiSketch) -> FinchResult<()> {
[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/serialization.rs:231:38
[INFO] [stderr]     |
[INFO] [stderr] 231 | pub fn read_mash_file(mut file: &mut BufRead) -> FinchResult<MultiSketch> {
[INFO] [stderr]     |                                      ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/serialization.rs:174:39
[INFO] [stderr]     |
[INFO] [stderr] 174 | pub fn write_mash_file(mut file: &mut Write, sketches: &MultiSketch) -> FinchResult<()> {
[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/serialization.rs:231:38
[INFO] [stderr]     |
[INFO] [stderr] 231 | pub fn read_mash_file(mut file: &mut BufRead) -> FinchResult<MultiSketch> {
[INFO] [stderr]     |                                      ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `queue`
[INFO] [stderr]    --> src/minhashes.rs:170:13
[INFO] [stderr]     |
[INFO] [stderr] 170 |     let mut queue = MinHashKmers::new(100, 42);
[INFO] [stderr]     |             ^^^^^ help: consider prefixing with an underscore: `_queue`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/minhashes.rs:170:9
[INFO] [stderr]     |
[INFO] [stderr] 170 |     let mut queue = MinHashKmers::new(100, 42);
[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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:45:16
[INFO] [stderr]    |
[INFO] [stderr] 45 |     F: Fn(&mut Write) -> Result<()>,
[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/main.rs:45:16
[INFO] [stderr]    |
[INFO] [stderr] 45 |     F: Fn(&mut Write) -> Result<()>,
[INFO] [stderr]    |                ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.75s
[INFO] running `"docker" "inspect" "f6ad22fe0c3962279247d69342ce5fbefa856d291cfa7bf2cd555e6b7f761b77"`
[INFO] running `"docker" "rm" "-f" "f6ad22fe0c3962279247d69342ce5fbefa856d291cfa7bf2cd555e6b7f761b77"`
[INFO] [stdout] f6ad22fe0c3962279247d69342ce5fbefa856d291cfa7bf2cd555e6b7f761b77