[INFO] fetching crate leveldb-rs 0.0.7...
[INFO] testing leveldb-rs-0.0.7 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] extracting crate leveldb-rs 0.0.7 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate leveldb-rs 0.0.7 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate leveldb-rs 0.0.7
[INFO] finished tweaking crates.io crate leveldb-rs 0.0.7
[INFO] tweaked toml for crates.io crate leveldb-rs 0.0.7 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40d6545fba99d9cf9e8646135969cff256e009bf540d9109482273288022d3c8
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "40d6545fba99d9cf9e8646135969cff256e009bf540d9109482273288022d3c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40d6545fba99d9cf9e8646135969cff256e009bf540d9109482273288022d3c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40d6545fba99d9cf9e8646135969cff256e009bf540d9109482273288022d3c8", kill_on_drop: false }`
[INFO] [stdout] 40d6545fba99d9cf9e8646135969cff256e009bf540d9109482273288022d3c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 102bb350a33126aecbcd2b051c6f5cac92453257adfdcac36d9643b3e4fd37e3
[INFO] running `Command { std: "docker" "start" "-a" "102bb350a33126aecbcd2b051c6f5cac92453257adfdcac36d9643b3e4fd37e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling cmake v0.1.45
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling leveldb-sys v2.0.8
[INFO] [stderr]    Compiling leveldb-rs v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:286:14
[INFO] [stdout]     |
[INFO] [stdout] 286 |     cmp: Box<Fn(&[u8], &[u8]) -> Ordering + 'static>,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8], &[u8]) -> Ordering + 'static`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:590:21
[INFO] [stdout]     |
[INFO] [stdout] 590 |     pub put:    Box<FnMut(&'a [u8], &'a [u8]) + 'a>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&'a [u8], &'a [u8]) + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:591:21
[INFO] [stdout]     |
[INFO] [stdout] 591 |     pub delete: Box<FnMut(&'a [u8]) + 'a>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&'a [u8]) + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:894:9
[INFO] [stdout]     |
[INFO] [stdout] 894 |         try!(with_errptr(|errptr| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:912:9
[INFO] [stdout]     |
[INFO] [stdout] 912 |         try!(with_errptr(|errptr| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:928:9
[INFO] [stdout]     |
[INFO] [stdout] 928 |         try!(with_errptr(|errptr| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:945:20
[INFO] [stdout]     |
[INFO] [stdout] 945 |         let buff = try!(with_errptr(|errptr| {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.77s
[INFO] running `Command { std: "docker" "inspect" "102bb350a33126aecbcd2b051c6f5cac92453257adfdcac36d9643b3e4fd37e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "102bb350a33126aecbcd2b051c6f5cac92453257adfdcac36d9643b3e4fd37e3", kill_on_drop: false }`
[INFO] [stdout] 102bb350a33126aecbcd2b051c6f5cac92453257adfdcac36d9643b3e4fd37e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b91c7de6e66c4715b6d3aef9f3a1457093293c24c96e9071a7f358154b39ffd3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b91c7de6e66c4715b6d3aef9f3a1457093293c24c96e9071a7f358154b39ffd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:286:14
[INFO] [stdout]     |
[INFO] [stdout] 286 |     cmp: Box<Fn(&[u8], &[u8]) -> Ordering + 'static>,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8], &[u8]) -> Ordering + 'static`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:590:21
[INFO] [stdout]     |
[INFO] [stdout] 590 |     pub put:    Box<FnMut(&'a [u8], &'a [u8]) + 'a>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&'a [u8], &'a [u8]) + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:591:21
[INFO] [stdout]     |
[INFO] [stdout] 591 |     pub delete: Box<FnMut(&'a [u8]) + 'a>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&'a [u8]) + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:894:9
[INFO] [stdout]     |
[INFO] [stdout] 894 |         try!(with_errptr(|errptr| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:912:9
[INFO] [stdout]     |
[INFO] [stdout] 912 |         try!(with_errptr(|errptr| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:928:9
[INFO] [stdout]     |
[INFO] [stdout] 928 |         try!(with_errptr(|errptr| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:945:20
[INFO] [stdout]     |
[INFO] [stdout] 945 |         let buff = try!(with_errptr(|errptr| {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling leveldb-rs v0.0.7 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:286:14
[INFO] [stdout]     |
[INFO] [stdout] 286 |     cmp: Box<Fn(&[u8], &[u8]) -> Ordering + 'static>,
[INFO] [stdout]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8], &[u8]) -> Ordering + 'static`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:590:21
[INFO] [stdout]     |
[INFO] [stdout] 590 |     pub put:    Box<FnMut(&'a [u8], &'a [u8]) + 'a>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&'a [u8], &'a [u8]) + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:591:21
[INFO] [stdout]     |
[INFO] [stdout] 591 |     pub delete: Box<FnMut(&'a [u8]) + 'a>,
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&'a [u8]) + 'a`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:894:9
[INFO] [stdout]     |
[INFO] [stdout] 894 |         try!(with_errptr(|errptr| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:912:9
[INFO] [stdout]     |
[INFO] [stdout] 912 |         try!(with_errptr(|errptr| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:928:9
[INFO] [stdout]     |
[INFO] [stdout] 928 |         try!(with_errptr(|errptr| {
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:945:20
[INFO] [stdout]     |
[INFO] [stdout] 945 |         let buff = try!(with_errptr(|errptr| {
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.17s
[INFO] running `Command { std: "docker" "inspect" "b91c7de6e66c4715b6d3aef9f3a1457093293c24c96e9071a7f358154b39ffd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b91c7de6e66c4715b6d3aef9f3a1457093293c24c96e9071a7f358154b39ffd3", kill_on_drop: false }`
[INFO] [stdout] b91c7de6e66c4715b6d3aef9f3a1457093293c24c96e9071a7f358154b39ffd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 252185c5df2a5b7c645deab59e1c02e482f9b08e87b6f5f83eaee23ada59a205
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "252185c5df2a5b7c645deab59e1c02e482f9b08e87b6f5f83eaee23ada59a205", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:286:14
[INFO] [stderr]     |
[INFO] [stderr] 286 |     cmp: Box<Fn(&[u8], &[u8]) -> Ordering + 'static>,
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8], &[u8]) -> Ordering + 'static`
[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/lib.rs:590:21
[INFO] [stderr]     |
[INFO] [stderr] 590 |     pub put:    Box<FnMut(&'a [u8], &'a [u8]) + 'a>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&'a [u8], &'a [u8]) + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:591:21
[INFO] [stderr]     |
[INFO] [stderr] 591 |     pub delete: Box<FnMut(&'a [u8]) + 'a>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&'a [u8]) + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:894:9
[INFO] [stderr]     |
[INFO] [stderr] 894 |         try!(with_errptr(|errptr| {
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:912:9
[INFO] [stderr]     |
[INFO] [stderr] 912 |         try!(with_errptr(|errptr| {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:928:9
[INFO] [stderr]     |
[INFO] [stderr] 928 |         try!(with_errptr(|errptr| {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:945:20
[INFO] [stderr]     |
[INFO] [stderr] 945 |         let buff = try!(with_errptr(|errptr| {
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:286:14
[INFO] [stderr]     |
[INFO] [stderr] 286 |     cmp: Box<Fn(&[u8], &[u8]) -> Ordering + 'static>,
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[u8], &[u8]) -> Ordering + 'static`
[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/lib.rs:590:21
[INFO] [stderr]     |
[INFO] [stderr] 590 |     pub put:    Box<FnMut(&'a [u8], &'a [u8]) + 'a>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&'a [u8], &'a [u8]) + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:591:21
[INFO] [stderr]     |
[INFO] [stderr] 591 |     pub delete: Box<FnMut(&'a [u8]) + 'a>,
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&'a [u8]) + 'a`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:894:9
[INFO] [stderr]     |
[INFO] [stderr] 894 |         try!(with_errptr(|errptr| {
[INFO] [stderr]     |         ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:912:9
[INFO] [stderr]     |
[INFO] [stderr] 912 |         try!(with_errptr(|errptr| {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:928:9
[INFO] [stderr]     |
[INFO] [stderr] 928 |         try!(with_errptr(|errptr| {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:945:20
[INFO] [stderr]     |
[INFO] [stderr] 945 |         let buff = try!(with_errptr(|errptr| {
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/leveldb_rs-2cd32cc4368342d4
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_can_get_version ... ok
[INFO] [stdout] test tests::test_comparator_create ... ok
[INFO] [stdout] test tests::test_can_create ... ok
[INFO] [stdout] test tests::test_comparator ... ok
[INFO] [stdout] test tests::test_snapshot ... ok
[INFO] [stdout] test tests::test_iteration_alloc ... ok
[INFO] [stderr]    Doc-tests leveldb-rs
[INFO] [stdout] test tests::test_iteration ... ok
[INFO] [stdout] test tests::test_put_and_get ... ok
[INFO] [stdout] test tests::test_write_batch ... ok
[INFO] [stdout] test tests::test_delete ... ok
[INFO] [stdout] test tests::test_put ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "252185c5df2a5b7c645deab59e1c02e482f9b08e87b6f5f83eaee23ada59a205", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "252185c5df2a5b7c645deab59e1c02e482f9b08e87b6f5f83eaee23ada59a205", kill_on_drop: false }`
[INFO] [stdout] 252185c5df2a5b7c645deab59e1c02e482f9b08e87b6f5f83eaee23ada59a205