[INFO] crate hamcrest 0.1.5 is already in cache
[INFO] checking hamcrest-0.1.5 against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] extracting crate hamcrest 0.1.5 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate hamcrest 0.1.5 on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hamcrest 0.1.5
[INFO] finished tweaking crates.io crate hamcrest 0.1.5
[INFO] tweaked toml for crates.io crate hamcrest 0.1.5 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "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] 6d9e8df38f612861745c0cc2b309881b849e815095c743837f2b8c9e729bb06d
[INFO] running `"docker" "start" "-a" "6d9e8df38f612861745c0cc2b309881b849e815095c743837f2b8c9e729bb06d"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking ucd-util v0.1.8
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking regex v0.2.11
[INFO] [stderr]     Checking hamcrest v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/matchers/vecs.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |         try!(write!(f, "["));
[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/matchers/vecs.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 |                 try!(write!(f, ", "));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/matchers/vecs.rs:143:13
[INFO] [stderr]     |
[INFO] [stderr] 143 |             try!(write!(f, "{:?}", t));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/matchers/vecs.rs:138:9
[INFO] [stderr]     |
[INFO] [stderr] 138 |         try!(write!(f, "["));
[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/matchers/vecs.rs:141:17
[INFO] [stderr]     |
[INFO] [stderr] 141 |                 try!(write!(f, ", "));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/matchers/vecs.rs:143:13
[INFO] [stderr]     |
[INFO] [stderr] 143 |             try!(write!(f, "{:?}", t));
[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 12.53s
[INFO] running `"docker" "inspect" "6d9e8df38f612861745c0cc2b309881b849e815095c743837f2b8c9e729bb06d"`
[INFO] running `"docker" "rm" "-f" "6d9e8df38f612861745c0cc2b309881b849e815095c743837f2b8c9e729bb06d"`
[INFO] [stdout] 6d9e8df38f612861745c0cc2b309881b849e815095c743837f2b8c9e729bb06d