[INFO] fetching crate minivec 0.5.0...
[INFO] checking minivec-0.5.0 against 1.95.0 for pr-155915
[INFO] extracting crate minivec 0.5.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate minivec 0.5.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate minivec 0.5.0
[INFO] tweaked toml for crates.io crate minivec 0.5.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate minivec 0.5.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 18 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6fd09c3d97afa4d0071e1f8a94259074185c25f759052b5c160ac57dcff32a2d
[INFO] running `Command { std: "docker" "start" "-a" "6fd09c3d97afa4d0071e1f8a94259074185c25f759052b5c160ac57dcff32a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6fd09c3d97afa4d0071e1f8a94259074185c25f759052b5c160ac57dcff32a2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6fd09c3d97afa4d0071e1f8a94259074185c25f759052b5c160ac57dcff32a2d", kill_on_drop: false }`
[INFO] [stdout] 6fd09c3d97afa4d0071e1f8a94259074185c25f759052b5c160ac57dcff32a2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4aa738d448dd51c82e50551f90bf2a13a35cf9b8a820e68b65cb31eeeb402ac
[INFO] running `Command { std: "docker" "start" "-a" "c4aa738d448dd51c82e50551f90bf2a13a35cf9b8a820e68b65cb31eeeb402ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking minivec v0.5.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:543:19
[INFO] [stdout]     |
[INFO] [stdout] 543 |   pub fn drain<R>(&mut self, range: R) -> Drain<T>
[INFO] [stdout]     |                   ^^^^^^^^^               ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 543 |   pub fn drain<R>(&mut self, range: R) -> Drain<'_, T>
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1369:23
[INFO] [stdout]      |
[INFO] [stdout] 1369 |   pub fn splice<R, I>(&mut self, range: R, replace_with: I) -> Splice<<I as IntoIterator>::IntoIter>
[INFO] [stdout]      |                       ^^^^^^^^^ the lifetime is elided here    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1369 |   pub fn splice<R, I>(&mut self, range: R, replace_with: I) -> Splice<'_, <I as IntoIterator>::IntoIter>
[INFO] [stdout]      |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/minivec_benches.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(slice_partition_dedup, test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `minivec` (bench "minivec_benches") due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:543:19
[INFO] [stdout]     |
[INFO] [stdout] 543 |   pub fn drain<R>(&mut self, range: R) -> Drain<T>
[INFO] [stdout]     |                   ^^^^^^^^^               ^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                   |
[INFO] [stdout]     |                   the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 543 |   pub fn drain<R>(&mut self, range: R) -> Drain<'_, T>
[INFO] [stdout]     |                                                 +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]     --> src/lib.rs:1369:23
[INFO] [stdout]      |
[INFO] [stdout] 1369 |   pub fn splice<R, I>(&mut self, range: R, replace_with: I) -> Splice<<I as IntoIterator>::IntoIter>
[INFO] [stdout]      |                       ^^^^^^^^^ the lifetime is elided here    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]      |
[INFO] [stdout]      = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]      |
[INFO] [stdout] 1369 |   pub fn splice<R, I>(&mut self, range: R, replace_with: I) -> Splice<'_, <I as IntoIterator>::IntoIter>
[INFO] [stdout]      |                                                                       +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c4aa738d448dd51c82e50551f90bf2a13a35cf9b8a820e68b65cb31eeeb402ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4aa738d448dd51c82e50551f90bf2a13a35cf9b8a820e68b65cb31eeeb402ac", kill_on_drop: false }`
[INFO] [stdout] c4aa738d448dd51c82e50551f90bf2a13a35cf9b8a820e68b65cb31eeeb402ac
