[INFO] fetching crate idcontain 0.7.5...
[INFO] checking idcontain-0.7.5 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate idcontain 0.7.5 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate idcontain 0.7.5 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate idcontain 0.7.5
[INFO] finished tweaking crates.io crate idcontain 0.7.5
[INFO] tweaked toml for crates.io crate idcontain 0.7.5 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b1cbfc86e8057432d98ce61e543c9094fdf2af8fe3fc281b77f088fdc751d345
[INFO] running `"docker" "start" "-a" "b1cbfc86e8057432d98ce61e543c9094fdf2af8fe3fc281b77f088fdc751d345"`
[INFO] [stderr]     Checking idcontain v0.7.5 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0505]: cannot move out of `_` because it is borrowed
[INFO] [stderr]    --> src/slab.rs:457:13
[INFO] [stderr]     |
[INFO] [stderr] 451 |     fn get_mut_or_tagged_slot(&mut self, id: Id<T>) -> Result<&mut T, Option<&mut TaggedSlot<T>>> {
[INFO] [stderr]     |                               - let's call the lifetime of this reference `'1`
[INFO] [stderr] ...
[INFO] [stderr] 454 |                      slot: Slot::Occupied { ref mut value },
[INFO] [stderr]     |                                             ------------- borrow of value occurs here
[INFO] [stderr] 455 |                      tag,
[INFO] [stderr] 456 |                  }) if tag == id.tag => Ok(value),
[INFO] [stderr]     |                                         --------- returning this value requires that borrow lasts for `'1`
[INFO] [stderr] 457 |             tagged_slot => Err(tagged_slot),
[INFO] [stderr]     |             ^^^^^^^^^^^ move out of value occurs here
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0505`.
[INFO] [stderr] error: could not compile `idcontain`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0505]: cannot move out of `_` because it is borrowed
[INFO] [stderr]    --> src/slab.rs:457:13
[INFO] [stderr]     |
[INFO] [stderr] 451 |     fn get_mut_or_tagged_slot(&mut self, id: Id<T>) -> Result<&mut T, Option<&mut TaggedSlot<T>>> {
[INFO] [stderr]     |                               - let's call the lifetime of this reference `'1`
[INFO] [stderr] ...
[INFO] [stderr] 454 |                      slot: Slot::Occupied { ref mut value },
[INFO] [stderr]     |                                             ------------- borrow of value occurs here
[INFO] [stderr] 455 |                      tag,
[INFO] [stderr] 456 |                  }) if tag == id.tag => Ok(value),
[INFO] [stderr]     |                                         --------- returning this value requires that borrow lasts for `'1`
[INFO] [stderr] 457 |             tagged_slot => Err(tagged_slot),
[INFO] [stderr]     |             ^^^^^^^^^^^ move out of value occurs here
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0505`.
[INFO] [stderr] error: could not compile `idcontain`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "b1cbfc86e8057432d98ce61e543c9094fdf2af8fe3fc281b77f088fdc751d345"`
[INFO] running `"docker" "rm" "-f" "b1cbfc86e8057432d98ce61e543c9094fdf2af8fe3fc281b77f088fdc751d345"`
[INFO] [stdout] b1cbfc86e8057432d98ce61e543c9094fdf2af8fe3fc281b77f088fdc751d345