[INFO] crate username 0.2.0 is already in cache
[INFO] checking username-0.2.0 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate username 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate username 0.2.0 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate username 0.2.0
[INFO] finished tweaking crates.io crate username 0.2.0
[INFO] tweaked toml for crates.io crate username 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "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] b78f63721be39f2c8aa4960e3378aa13596cb405f9e30743a2ceae6a8ac4c6df
[INFO] running `"docker" "start" "-a" "b78f63721be39f2c8aa4960e3378aa13596cb405f9e30743a2ceae6a8ac4c6df"`
[INFO] [stderr]     Checking username v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 |     Ok(try!(std::env::var("LOGNAME")))
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:36:32
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:68:8
[INFO] [stderr]    |
[INFO] [stderr] 68 |     Ok(try!(std::env::var("LOGNAME")))
[INFO] [stderr]    |        ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:36:32
[INFO] [stderr]    |
[INFO] [stderr] 36 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` 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/lib.rs:26:30
[INFO] [stderr]    |
[INFO] [stderr] 26 |         write!(f, "{}", self.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/lib.rs:32:35
[INFO] [stderr]    |
[INFO] [stderr] 32 |             Error::IO(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/lib.rs:33:36
[INFO] [stderr]    |
[INFO] [stderr] 33 |             Error::Var(ref e) => e.description(),
[INFO] [stderr]    |                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/lib.rs:26:30
[INFO] [stderr]    |
[INFO] [stderr] 26 |         write!(f, "{}", self.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/lib.rs:32:35
[INFO] [stderr]    |
[INFO] [stderr] 32 |             Error::IO(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/lib.rs:33:36
[INFO] [stderr]    |
[INFO] [stderr] 33 |             Error::Var(ref e) => e.description(),
[INFO] [stderr]    |                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `"docker" "inspect" "b78f63721be39f2c8aa4960e3378aa13596cb405f9e30743a2ceae6a8ac4c6df"`
[INFO] running `"docker" "rm" "-f" "b78f63721be39f2c8aa4960e3378aa13596cb405f9e30743a2ceae6a8ac4c6df"`
[INFO] [stdout] b78f63721be39f2c8aa4960e3378aa13596cb405f9e30743a2ceae6a8ac4c6df