[INFO] fetching crate oper 0.3.0...
[INFO] checking oper-0.3.0 against try#8a5e87609850cdd8679aada01eb0f3062f254ca8 for pr-71140
[INFO] extracting crate oper 0.3.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate oper 0.3.0 on toolchain 8a5e87609850cdd8679aada01eb0f3062f254ca8
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate oper 0.3.0
[INFO] finished tweaking crates.io crate oper 0.3.0
[INFO] tweaked toml for crates.io crate oper 0.3.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate oper 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+8a5e87609850cdd8679aada01eb0f3062f254ca8" "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] 257dccbe13114b8b281c844c1680a858cb18a8ec75a5cb069e42624e907aebc5
[INFO] running `"docker" "start" "-a" "257dccbe13114b8b281c844c1680a858cb18a8ec75a5cb069e42624e907aebc5"`
[INFO] [stderr]    Compiling winapi v0.3.8
[INFO] [stderr]     Checking array-macro v1.0.3
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling proc-macro2 v1.0.3
[INFO] [stderr]    Compiling jobserver v0.1.21
[INFO] [stderr]    Compiling num_cpus v1.12.0
[INFO] [stderr]     Checking clicolors-control v1.0.1
[INFO] [stderr]     Checking termios v0.3.1
[INFO] [stderr]     Checking num-integer v0.1.41
[INFO] [stderr]     Checking enumset v0.4.0
[INFO] [stderr]     Checking enum-map-internals v0.1.3
[INFO] [stderr]     Checking console v0.9.2
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]     Checking num-rational v0.2.2
[INFO] [stderr]     Checking chrono v0.4.10
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking winconsole v0.10.0
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]     Checking colored v1.8.0
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]    Compiling libz-sys v1.0.25
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling libssh2-sys v0.2.11
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling libgit2-sys v0.10.0
[INFO] [stderr]     Checking simple_logger v1.5.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking indicatif v0.14.0
[INFO] [stderr]     Checking git2 v0.11.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling enum-map-derive v0.4.2
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]     Checking enum-map v0.5.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.0
[INFO] [stderr]     Checking cursive v0.12.0
[INFO] [stderr]     Checking time-macros v0.1.0
[INFO] [stderr]     Checking time v0.2.6
[INFO] [stderr]     Checking oper v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/main.rs:88:28
[INFO] [stderr]    |
[INFO] [stderr] 88 |         .or_else(|e| Err(e.description().into()))
[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/main.rs:106:61
[INFO] [stderr]     |
[INFO] [stderr] 106 |         .map_err(|e| io::Error::new(io::ErrorKind::Other, 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/main.rs:88:28
[INFO] [stderr]    |
[INFO] [stderr] 88 |         .or_else(|e| Err(e.description().into()))
[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/main.rs:106:61
[INFO] [stderr]     |
[INFO] [stderr] 106 |         .map_err(|e| io::Error::new(io::ErrorKind::Other, e.description()))?;
[INFO] [stderr]     |                                                             ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 35.72s
[INFO] running `"docker" "inspect" "257dccbe13114b8b281c844c1680a858cb18a8ec75a5cb069e42624e907aebc5"`
[INFO] running `"docker" "rm" "-f" "257dccbe13114b8b281c844c1680a858cb18a8ec75a5cb069e42624e907aebc5"`
[INFO] [stdout] 257dccbe13114b8b281c844c1680a858cb18a8ec75a5cb069e42624e907aebc5