[INFO] crate enum-tryfrom 0.2.1 is already in cache
[INFO] checking enum-tryfrom-0.2.1 against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644
[INFO] extracting crate enum-tryfrom 0.2.1 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate enum-tryfrom 0.2.1 on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate enum-tryfrom 0.2.1
[INFO] finished tweaking crates.io crate enum-tryfrom 0.2.1
[INFO] tweaked toml for crates.io crate enum-tryfrom 0.2.1 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "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] 2cd177141c493e5a9debb2ac6e3d183cbfd0520607dbef2d5f9b2f8d35a5fbcb
[INFO] running `"docker" "start" "-a" "2cd177141c493e5a9debb2ac6e3d183cbfd0520607dbef2d5f9b2f8d35a5fbcb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.17
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling compiletest_rs v0.3.26
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking diff v0.1.12
[INFO] [stderr]     Checking enum-tryfrom v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking backtrace v0.3.48
[INFO] [stderr]     Checking filetime v0.2.10
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking term v0.6.1
[INFO] [stderr]     Checking aho-corasick v0.7.10
[INFO] [stderr]     Checking tester v0.6.0
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling syn v1.0.29
[INFO] [stderr]    Compiling enum-tryfrom-derive v0.2.1
[INFO] [stderr]     Checking regex v1.3.9
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking failure v0.1.8
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking rustfix v0.4.6
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> benches/main.rs:2:12
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![feature(try_from)]
[INFO] [stderr]   |            ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(stable_features)]` 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:41:44
[INFO] [stderr]    |
[INFO] [stderr] 41 |         assert_eq!(InvalidEnumValue::new().description(), DESCRIPTION);
[INFO] [stderr]    |                                            ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: the feature `try_from` has been stable since 1.34.0 and no longer requires an attribute to enable
[INFO] [stderr]  --> tests/main.rs:1:12
[INFO] [stderr]   |
[INFO] [stderr] 1 | #![feature(try_from)]
[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: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 56.81s
[INFO] running `"docker" "inspect" "2cd177141c493e5a9debb2ac6e3d183cbfd0520607dbef2d5f9b2f8d35a5fbcb"`
[INFO] running `"docker" "rm" "-f" "2cd177141c493e5a9debb2ac6e3d183cbfd0520607dbef2d5f9b2f8d35a5fbcb"`
[INFO] [stdout] 2cd177141c493e5a9debb2ac6e3d183cbfd0520607dbef2d5f9b2f8d35a5fbcb