[INFO] fetching crate flexi_logger 0.15.3...
[INFO] checking flexi_logger-0.15.3 against try#879b8cb7dc2ad9102994457e73cf78d124926ea5 for pr-73084
[INFO] extracting crate flexi_logger 0.15.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate flexi_logger 0.15.3 on toolchain 879b8cb7dc2ad9102994457e73cf78d124926ea5
[INFO] running `"/workspace/cargo-home/bin/cargo" "+879b8cb7dc2ad9102994457e73cf78d124926ea5" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate flexi_logger 0.15.3
[INFO] finished tweaking crates.io crate flexi_logger 0.15.3
[INFO] tweaked toml for crates.io crate flexi_logger 0.15.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate flexi_logger 0.15.3 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+879b8cb7dc2ad9102994457e73cf78d124926ea5" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+879b8cb7dc2ad9102994457e73cf78d124926ea5" "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] 17e2136fd583ea8db4a017525ffe5c88f16e3cf44422678628a1fcd7ff4f9298
[INFO] running `"docker" "start" "-a" "17e2136fd583ea8db4a017525ffe5c88f16e3cf44422678628a1fcd7ff4f9298"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling pulldown-cmark v0.7.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]     Checking syn v1.0.30
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.19
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking version-sync v0.9.0
[INFO] [stderr]     Checking thiserror v1.0.19
[INFO] [stderr]     Checking flexi_logger v0.15.3 (/opt/rustwide/workdir)
[INFO] [stderr] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> benches/bench_reconfigurable.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(extern_crate_item_prelude)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `extern_crate_item_prelude` has been stable since 1.31.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> benches/bench_standard.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(extern_crate_item_prelude)]
[INFO] [stderr]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.66s
[INFO] running `"docker" "inspect" "17e2136fd583ea8db4a017525ffe5c88f16e3cf44422678628a1fcd7ff4f9298"`
[INFO] running `"docker" "rm" "-f" "17e2136fd583ea8db4a017525ffe5c88f16e3cf44422678628a1fcd7ff4f9298"`
[INFO] [stdout] 17e2136fd583ea8db4a017525ffe5c88f16e3cf44422678628a1fcd7ff4f9298