[INFO] fetching crate easter 0.0.5...
[INFO] checking easter-0.0.5 against try#4662032ab74cd44d423120d08d251dfead4914a0 for pr-72788
[INFO] extracting crate easter 0.0.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate easter 0.0.5 on toolchain 4662032ab74cd44d423120d08d251dfead4914a0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate easter 0.0.5
[INFO] removed path dependency joker from crates.io crate easter 0.0.5
[INFO] finished tweaking crates.io crate easter 0.0.5
[INFO] tweaked toml for crates.io crate easter 0.0.5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4662032ab74cd44d423120d08d251dfead4914a0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unjson v0.0.5
[INFO] [stderr]   Downloaded joker v0.0.5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+4662032ab74cd44d423120d08d251dfead4914a0" "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] 82f8f37a70c3f7385007ee3c79d512c1776dbac9f5711e787c7327a8156e1f56
[INFO] running `"docker" "start" "-a" "82f8f37a70c3f7385007ee3c79d512c1776dbac9f5711e787c7327a8156e1f56"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking serde v0.7.15
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking serde_json v0.7.4
[INFO] [stderr]     Checking unjson v0.0.5
[INFO] [stderr]     Checking joker v0.0.5
[INFO] [stderr]     Checking easter v0.0.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/cover.rs:40:37
[INFO] [stderr]    |
[INFO] [stderr] 40 |                     prop_patts.push(try!(prop.into_assign_prop()));
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/cover.rs:48:44
[INFO] [stderr]    |
[INFO] [stderr] 48 |                         Some(expr) => Some(try!(expr.into_assign_patt())),
[INFO] [stderr]    |                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/cover.rs:68:36
[INFO] [stderr]    |
[INFO] [stderr] 68 |             PropVal::Init(expr) => try!(expr.into_assign_patt()),
[INFO] [stderr]    |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/cover.rs:40:37
[INFO] [stderr]    |
[INFO] [stderr] 40 |                     prop_patts.push(try!(prop.into_assign_prop()));
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/cover.rs:48:44
[INFO] [stderr]    |
[INFO] [stderr] 48 |                         Some(expr) => Some(try!(expr.into_assign_patt())),
[INFO] [stderr]    |                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/cover.rs:68:36
[INFO] [stderr]    |
[INFO] [stderr] 68 |             PropVal::Init(expr) => try!(expr.into_assign_patt()),
[INFO] [stderr]    |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.33s
[INFO] running `"docker" "inspect" "82f8f37a70c3f7385007ee3c79d512c1776dbac9f5711e787c7327a8156e1f56"`
[INFO] running `"docker" "rm" "-f" "82f8f37a70c3f7385007ee3c79d512c1776dbac9f5711e787c7327a8156e1f56"`
[INFO] [stdout] 82f8f37a70c3f7385007ee3c79d512c1776dbac9f5711e787c7327a8156e1f56