[INFO] fetching crate leveldb-rs 0.0.7...
[INFO] checking leveldb-rs-0.0.7 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate leveldb-rs 0.0.7 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate leveldb-rs 0.0.7 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f0b6e61b9d4ab2b7b45e360851e7de11a68976759948c1a39c311dccf04313ce
[INFO] running `Command { std: "docker" "start" "-a" "f0b6e61b9d4ab2b7b45e360851e7de11a68976759948c1a39c311dccf04313ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f0b6e61b9d4ab2b7b45e360851e7de11a68976759948c1a39c311dccf04313ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0b6e61b9d4ab2b7b45e360851e7de11a68976759948c1a39c311dccf04313ce", kill_on_drop: false }`
[INFO] [stdout] f0b6e61b9d4ab2b7b45e360851e7de11a68976759948c1a39c311dccf04313ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 00807f2044407cf654bff6d314c2e4d0b9c2a1acea2b07246c47e3c72d452426
[INFO] running `Command { std: "docker" "start" "-a" "00807f2044407cf654bff6d314c2e4d0b9c2a1acea2b07246c47e3c72d452426", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking ffi-opaque v2.0.1
[INFO] [stderr]    Compiling cmake v0.1.46
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling leveldb-sys v2.0.9
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking 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]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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: 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]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.91s
[INFO] running `Command { std: "docker" "inspect" "00807f2044407cf654bff6d314c2e4d0b9c2a1acea2b07246c47e3c72d452426", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00807f2044407cf654bff6d314c2e4d0b9c2a1acea2b07246c47e3c72d452426", kill_on_drop: false }`
[INFO] [stdout] 00807f2044407cf654bff6d314c2e4d0b9c2a1acea2b07246c47e3c72d452426