[INFO] updating cached repository mgax/dedup
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mgax/dedup
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mgax/dedup" "work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/mgax/dedup"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/mgax/dedup'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mgax/dedup" "work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mgax/dedup"`
[INFO] [stderr] Cloning into 'work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mgax/dedup'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 3a647cc46255876b23652711f3bc66cf2b16b2b9
[INFO] sha for GitHub repo mgax/dedup: 3a647cc46255876b23652711f3bc66cf2b16b2b9
[INFO] validating manifest of mgax/dedup 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 mgax/dedup 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 mgax/dedup
[INFO] finished frobbing mgax/dedup
[INFO] frobbed toml for mgax/dedup written to work/ex/pr-62849/sources/master#435236b8877cdb98c82eaebfb7887782277265c5/gh/mgax/dedup/Cargo.toml
[INFO] started frobbing mgax/dedup
[INFO] finished frobbing mgax/dedup
[INFO] frobbed toml for mgax/dedup written to work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mgax/dedup/Cargo.toml
[INFO] crate mgax/dedup already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+435236b8877cdb98c82eaebfb7887782277265c5-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+b5c7f157c20453dde8d47371abe73b32351b4e7f-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking mgax/dedup against try#b5c7f157c20453dde8d47371abe73b32351b4e7f for pr-62849
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-62849/worker-0/try#b5c7f157c20453dde8d47371abe73b32351b4e7f:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-62849/sources/try#b5c7f157c20453dde8d47371abe73b32351b4e7f/gh/mgax/dedup:/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] 59a7939c6c231adc4d5177facabe4f7b06a8de44a9cb26d350c2e781574401a8
[INFO] running `"docker" "start" "-a" "59a7939c6c231adc4d5177facabe4f7b06a8de44a9cb26d350c2e781574401a8"`
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking thread-id v3.0.0
[INFO] [stderr]     Checking memchr v1.0.0
[INFO] [stderr]     Checking thread_local v0.3.2
[INFO] [stderr]     Checking regex v0.2.0
[INFO] [stderr]     Checking dedup v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/deduplicator.rs:9:21
[INFO] [stderr]   |
[INFO] [stderr] 9 |     reader: &'a mut Read,
[INFO] [stderr]   |                     ^^^^ help: use `dyn`: `dyn Read`
[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/deduplicator.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 |     repo: &'b mut Repo,
[INFO] [stderr]    |                   ^^^^ help: use `dyn`: `dyn Repo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/deduplicator.rs:122:32
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn store(repo: &'b mut Repo, name: &str, reader: &'a mut Read) -> Result<Stats, SaveError> {
[INFO] [stderr]     |                                ^^^^ help: use `dyn`: `dyn Repo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/deduplicator.rs:122:66
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn store(repo: &'b mut Repo, name: &str, reader: &'a mut Read) -> Result<Stats, SaveError> {
[INFO] [stderr]     |                                                                  ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:24
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn save(repo: &mut Repo, name: &str, reader: &mut Read) -> Result<Stats, SaveError> {
[INFO] [stderr]    |                        ^^^^ help: use `dyn`: `dyn Repo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:55
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn save(repo: &mut Repo, name: &str, reader: &mut Read) -> Result<Stats, SaveError> {
[INFO] [stderr]    |                                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:39:20
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn load(repo: &Repo, name: &str, writer: &mut Write) -> Result<(), LoadError> {
[INFO] [stderr]    |                    ^^^^ help: use `dyn`: `dyn Repo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:39:51
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn load(repo: &Repo, name: &str, writer: &mut Write) -> Result<(), LoadError> {
[INFO] [stderr]    |                                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/deduplicator.rs:9:21
[INFO] [stderr]   |
[INFO] [stderr] 9 |     reader: &'a mut Read,
[INFO] [stderr]   |                     ^^^^ help: use `dyn`: `dyn Read`
[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/deduplicator.rs:10:19
[INFO] [stderr]    |
[INFO] [stderr] 10 |     repo: &'b mut Repo,
[INFO] [stderr]    |                   ^^^^ help: use `dyn`: `dyn Repo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/deduplicator.rs:122:32
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn store(repo: &'b mut Repo, name: &str, reader: &'a mut Read) -> Result<Stats, SaveError> {
[INFO] [stderr]     |                                ^^^^ help: use `dyn`: `dyn Repo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/deduplicator.rs:122:66
[INFO] [stderr]     |
[INFO] [stderr] 122 |     pub fn store(repo: &'b mut Repo, name: &str, reader: &'a mut Read) -> Result<Stats, SaveError> {
[INFO] [stderr]     |                                                                  ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/testsuite.rs:5:17
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn _load(repo: &Repo, name: &str) -> Vec<u8> {
[INFO] [stderr]   |                 ^^^^ help: use `dyn`: `dyn Repo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/testsuite.rs:11:37
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub fn single_small_file(repo: &mut Repo) {
[INFO] [stderr]    |                                     ^^^^ help: use `dyn`: `dyn Repo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/testsuite.rs:17:35
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn two_small_files(repo: &mut Repo) {
[INFO] [stderr]    |                                   ^^^^ help: use `dyn`: `dyn Repo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/testsuite.rs:26:35
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn not_found_error(repo: &mut Repo) {
[INFO] [stderr]    |                                   ^^^^ help: use `dyn`: `dyn Repo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:24
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn save(repo: &mut Repo, name: &str, reader: &mut Read) -> Result<Stats, SaveError> {
[INFO] [stderr]    |                        ^^^^ help: use `dyn`: `dyn Repo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:35:55
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn save(repo: &mut Repo, name: &str, reader: &mut Read) -> Result<Stats, SaveError> {
[INFO] [stderr]    |                                                       ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:39:20
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn load(repo: &Repo, name: &str, writer: &mut Write) -> Result<(), LoadError> {
[INFO] [stderr]    |                    ^^^^ help: use `dyn`: `dyn Repo`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:39:51
[INFO] [stderr]    |
[INFO] [stderr] 39 | pub fn load(repo: &Repo, name: &str, writer: &mut Write) -> Result<(), LoadError> {
[INFO] [stderr]    |                                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.69s
[INFO] running `"docker" "inspect" "59a7939c6c231adc4d5177facabe4f7b06a8de44a9cb26d350c2e781574401a8"`
[INFO] running `"docker" "rm" "-f" "59a7939c6c231adc4d5177facabe4f7b06a8de44a9cb26d350c2e781574401a8"`
[INFO] [stdout] 59a7939c6c231adc4d5177facabe4f7b06a8de44a9cb26d350c2e781574401a8