[INFO] fetching crate zbox 0.6.1...
[INFO] extracting crate zbox 0.6.1 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/zbox/0.6.1
[INFO] extracting crate zbox 0.6.1 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/zbox/0.6.1
[INFO] validating manifest of zbox-0.6.1 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 zbox-0.6.1 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 zbox-0.6.1
[INFO] finished frobbing zbox-0.6.1
[INFO] frobbed toml for zbox-0.6.1 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/zbox/0.6.1/Cargo.toml
[INFO] started frobbing zbox-0.6.1
[INFO] finished frobbing zbox-0.6.1
[INFO] frobbed toml for zbox-0.6.1 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/zbox/0.6.1/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking zbox-0.6.1 against try#d3301713b54af69ca9de941a8c6b0d8287dbd6df for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-0/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/zbox/0.6.1:/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" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6e1099b68396138bc6a676fda5c5aaef9bc8c272534975164dc635fca9cd4478
[INFO] running `"docker" "start" "-a" "6e1099b68396138bc6a676fda5c5aaef9bc8c272534975164dc635fca9cd4478"`
[INFO] [stderr]    Compiling remove_dir_all v0.5.2
[INFO] [stderr]    Compiling lz4-sys v1.8.3
[INFO] [stderr]    Compiling zbox v0.6.1 (/opt/crater/workdir)
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling pulldown-cmark v0.2.0
[INFO] [stderr]     Checking serde_test v1.0.92
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]     Checking rmp v0.8.7
[INFO] [stderr]     Checking rmp-serde v0.13.7
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling cargo_metadata v0.6.4
[INFO] [stderr]    Compiling skeptic v0.13.4
[INFO] [stderr]    Compiling lz4 v1.23.1
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:202:32
[INFO] [stderr]     |
[INFO] [stderr] 202 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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/trans/trans.rs:28:36
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub type TransableRef = Arc<RwLock<Transable>>;
[INFO] [stderr]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn Transable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/volume/storage/storage.rs:37:16
[INFO] [stderr]    |
[INFO] [stderr] 37 |     depot: Box<Storable>,
[INFO] [stderr]    |                ^^^^^^^^ help: use `dyn`: `dyn Storable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/volume/storage/storage.rs:66:24
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let depot: Box<Storable> = if uri.starts_with("mem://") {
[INFO] [stderr]    |                        ^^^^^^^^ help: use `dyn`: `dyn Storable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/volume/storage/storage.rs:120:41
[INFO] [stderr]     |
[INFO] [stderr] 120 |     pub fn depot_mut(&mut self) -> &mut Storable {
[INFO] [stderr]     |                                         ^^^^^^^^ help: use `dyn`: `dyn Storable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/volume/super_block.rs:89:51
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn save(&mut self, pwd: &str, depot: &mut Storable) -> Result<()> {
[INFO] [stderr]    |                                                   ^^^^^^^^ help: use `dyn`: `dyn Storable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/volume/super_block.rs:125:53
[INFO] [stderr]     |
[INFO] [stderr] 125 |     fn load_arm(suffix: u64, pwd: &str, depot: &mut Storable) -> Result<Self> {
[INFO] [stderr]     |                                                     ^^^^^^^^ help: use `dyn`: `dyn Storable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/volume/super_block.rs:150:40
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn load(pwd: &str, depot: &mut Storable) -> Result<Self> {
[INFO] [stderr]     |                                        ^^^^^^^^ help: use `dyn`: `dyn Storable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/volume/volume.rs:188:16
[INFO] [stderr]     |
[INFO] [stderr] 188 |     inner: Box<Read>,
[INFO] [stderr]     |                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/error.rs:202:32
[INFO] [stderr]     |
[INFO] [stderr] 202 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]     |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[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/trans/trans.rs:28:36
[INFO] [stderr]    |
[INFO] [stderr] 28 | pub type TransableRef = Arc<RwLock<Transable>>;
[INFO] [stderr]    |                                    ^^^^^^^^^ help: use `dyn`: `dyn Transable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/volume/storage/storage.rs:37:16
[INFO] [stderr]    |
[INFO] [stderr] 37 |     depot: Box<Storable>,
[INFO] [stderr]    |                ^^^^^^^^ help: use `dyn`: `dyn Storable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/volume/storage/storage.rs:66:24
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let depot: Box<Storable> = if uri.starts_with("mem://") {
[INFO] [stderr]    |                        ^^^^^^^^ help: use `dyn`: `dyn Storable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/volume/storage/storage.rs:120:41
[INFO] [stderr]     |
[INFO] [stderr] 120 |     pub fn depot_mut(&mut self) -> &mut Storable {
[INFO] [stderr]     |                                         ^^^^^^^^ help: use `dyn`: `dyn Storable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/volume/super_block.rs:89:51
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn save(&mut self, pwd: &str, depot: &mut Storable) -> Result<()> {
[INFO] [stderr]    |                                                   ^^^^^^^^ help: use `dyn`: `dyn Storable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/volume/super_block.rs:125:53
[INFO] [stderr]     |
[INFO] [stderr] 125 |     fn load_arm(suffix: u64, pwd: &str, depot: &mut Storable) -> Result<Self> {
[INFO] [stderr]     |                                                     ^^^^^^^^ help: use `dyn`: `dyn Storable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/volume/super_block.rs:150:40
[INFO] [stderr]     |
[INFO] [stderr] 150 |     pub fn load(pwd: &str, depot: &mut Storable) -> Result<Self> {
[INFO] [stderr]     |                                        ^^^^^^^^ help: use `dyn`: `dyn Storable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/volume/volume.rs:188:16
[INFO] [stderr]     |
[INFO] [stderr] 188 |     inner: Box<Read>,
[INFO] [stderr]     |                ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/common/fuzzer.rs:656:28
[INFO] [stderr]     |
[INFO] [stderr] 656 |         tester: Arc<RwLock<Testable>>,
[INFO] [stderr]     |                            ^^^^^^^^ help: use `dyn`: `dyn Testable`
[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]    --> tests/common/fuzzer.rs:727:43
[INFO] [stderr]     |
[INFO] [stderr] 727 |     pub fn rerun(batch: &str, tester: Box<Testable>) {
[INFO] [stderr]     |                                           ^^^^^^^^ help: use `dyn`: `dyn Testable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/common/fuzzer.rs:656:28
[INFO] [stderr]     |
[INFO] [stderr] 656 |         tester: Arc<RwLock<Testable>>,
[INFO] [stderr]     |                            ^^^^^^^^ help: use `dyn`: `dyn Testable`
[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]    --> tests/common/fuzzer.rs:727:43
[INFO] [stderr]     |
[INFO] [stderr] 727 |     pub fn rerun(batch: &str, tester: Box<Testable>) {
[INFO] [stderr]     |                                           ^^^^^^^^ help: use `dyn`: `dyn Testable`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]   --> tests/repo.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     RepoOpener::new().open(&path, &pwd).is_err();
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> tests/common/fuzzer.rs:656:28
[INFO] [stderr]     |
[INFO] [stderr] 656 |         tester: Arc<RwLock<Testable>>,
[INFO] [stderr]     |                            ^^^^^^^^ help: use `dyn`: `dyn Testable`
[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]    --> tests/common/fuzzer.rs:727:43
[INFO] [stderr]     |
[INFO] [stderr] 727 |     pub fn rerun(batch: &str, tester: Box<Testable>) {
[INFO] [stderr]     |                                           ^^^^^^^^ help: use `dyn`: `dyn Testable`
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `std::result::Result::<T, E>::is_err` that must be used
[INFO] [stderr]    --> tests/file.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 | /         OpenOptions::new()
[INFO] [stderr] 151 | |             .create(true)
[INFO] [stderr] 152 | |             .open(&mut repo, "/file/new")
[INFO] [stderr] 153 | |             .is_err();
[INFO] [stderr]     | |______________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.58s
[INFO] running `"docker" "inspect" "6e1099b68396138bc6a676fda5c5aaef9bc8c272534975164dc635fca9cd4478"`
[INFO] running `"docker" "rm" "-f" "6e1099b68396138bc6a676fda5c5aaef9bc8c272534975164dc635fca9cd4478"`
[INFO] [stdout] 6e1099b68396138bc6a676fda5c5aaef9bc8c272534975164dc635fca9cd4478