[INFO] fetching crate htmlescape 0.3.1...
[INFO] checking htmlescape-0.3.1 against 1.55.0 for beta-1.56-3
[INFO] extracting crate htmlescape 0.3.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate htmlescape 0.3.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate htmlescape 0.3.1
[INFO] finished tweaking crates.io crate htmlescape 0.3.1
[INFO] tweaked toml for crates.io crate htmlescape 0.3.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02f426fe95bb2ae9acfd970448e854f38e974f1d8a35a61a97ee678cc3217f28
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "02f426fe95bb2ae9acfd970448e854f38e974f1d8a35a61a97ee678cc3217f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02f426fe95bb2ae9acfd970448e854f38e974f1d8a35a61a97ee678cc3217f28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02f426fe95bb2ae9acfd970448e854f38e974f1d8a35a61a97ee678cc3217f28", kill_on_drop: false }`
[INFO] [stdout] 02f426fe95bb2ae9acfd970448e854f38e974f1d8a35a61a97ee678cc3217f28
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 426edb689fa5b715bf3dfdd019176a5976db738716e348e5b2e9128f96af65f6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "426edb689fa5b715bf3dfdd019176a5976db738716e348e5b2e9128f96af65f6", kill_on_drop: false }`
[INFO] [stderr]     Checking htmlescape v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encode.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |             None => try!(write_char(writer, c)),
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encode.rs:61:29
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Some(entity) => try!(writer.write_all(entity.as_bytes()))
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encode.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         try!(res);
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encode.rs:134:5
[INFO] [stdout]     |
[INFO] [stdout] 134 |     try!(writer.write(b"&#x"));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> benches/bench.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(test)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `htmlescape` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encode.rs:60:21
[INFO] [stdout]    |
[INFO] [stdout] 60 |             None => try!(write_char(writer, c)),
[INFO] [stdout]    |                     ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/encode.rs:61:29
[INFO] [stdout]    |
[INFO] [stdout] 61 |             Some(entity) => try!(writer.write_all(entity.as_bytes()))
[INFO] [stdout]    |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encode.rs:117:9
[INFO] [stdout]     |
[INFO] [stdout] 117 |         try!(res);
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/encode.rs:134:5
[INFO] [stdout]     |
[INFO] [stdout] 134 |     try!(writer.write(b"&#x"));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition
[INFO] [stdout]   --> tests/test.rs:12:1
[INFO] [stdout]    |
[INFO] [stdout] 12 | / macro_rules! assert_typed_eq (($T: ty, $given: expr, $expected: expr) => ({
[INFO] [stdout] 13 | |     let given_val: &$T = $given;
[INFO] [stdout] 14 | |     let expected_val: &$T = $expected;
[INFO] [stdout] 15 | |     assert_eq!(given_val, expected_val);
[INFO] [stdout] 16 | | }));
[INFO] [stdout]    | |____^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "426edb689fa5b715bf3dfdd019176a5976db738716e348e5b2e9128f96af65f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "426edb689fa5b715bf3dfdd019176a5976db738716e348e5b2e9128f96af65f6", kill_on_drop: false }`
[INFO] [stdout] 426edb689fa5b715bf3dfdd019176a5976db738716e348e5b2e9128f96af65f6
