[INFO] crate sled-extensions 0.2.0 is already in cache
[INFO] checking sled-extensions-0.2.0 against master#be493fe8cc40c3d3f6030a1313c1ff747fce770d for pr-69129
[INFO] extracting crate sled-extensions 0.2.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate sled-extensions 0.2.0 on toolchain be493fe8cc40c3d3f6030a1313c1ff747fce770d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate sled-extensions 0.2.0
[INFO] finished tweaking crates.io crate sled-extensions 0.2.0
[INFO] tweaked toml for crates.io crate sled-extensions 0.2.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "+be493fe8cc40c3d3f6030a1313c1ff747fce770d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 7c5276a2c9e9fab1fcf2b2ba34c8b71161565177a4b15f08b9e21a2f12a6bcbe
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "7c5276a2c9e9fab1fcf2b2ba34c8b71161565177a4b15f08b9e21a2f12a6bcbe"`
[INFO] [stderr]     Checking crossbeam-epoch v0.7.2
[INFO] [stderr]     Checking serde_bytes v0.11.3
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]     Checking sled v0.29.2
[INFO] [stderr]     Checking sled-extensions v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:117:39
[INFO] [stderr]     |
[INFO] [stderr] 117 |             Error::Custom(ref e) => e.description(),
[INFO] [stderr]     |                                       ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:118:37
[INFO] [stderr]     |
[INFO] [stderr] 118 |             Error::Sled(ref e) => e.description(),
[INFO] [stderr]     |                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:117:39
[INFO] [stderr]     |
[INFO] [stderr] 117 |             Error::Custom(ref e) => e.description(),
[INFO] [stderr]     |                                       ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/error.rs:118:37
[INFO] [stderr]     |
[INFO] [stderr] 118 |             Error::Sled(ref e) => e.description(),
[INFO] [stderr]     |                                     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.89s
[INFO] running `"docker" "inspect" "7c5276a2c9e9fab1fcf2b2ba34c8b71161565177a4b15f08b9e21a2f12a6bcbe"`
[INFO] running `"docker" "rm" "-f" "7c5276a2c9e9fab1fcf2b2ba34c8b71161565177a4b15f08b9e21a2f12a6bcbe"`
[INFO] [stdout] 7c5276a2c9e9fab1fcf2b2ba34c8b71161565177a4b15f08b9e21a2f12a6bcbe