[INFO] fetching crate systemd-parser 0.1.3...
[INFO] checking systemd-parser-0.1.3 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate systemd-parser 0.1.3 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate systemd-parser 0.1.3 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate systemd-parser 0.1.3
[INFO] finished tweaking crates.io crate systemd-parser 0.1.3
[INFO] tweaked toml for crates.io crate systemd-parser 0.1.3 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding itertools v0.5.10 (available: v0.13.0)
[INFO] [stderr]       Adding nom v2.2.1 (available: v7.1.3)
[INFO] [stderr]       Adding quick-error v1.2.3 (available: v2.0.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7624a93ef988ec8ea1814aea0452e61612d723bc413a35d34ffa228d2c25c563
[INFO] running `Command { std: "docker" "start" "-a" "7624a93ef988ec8ea1814aea0452e61612d723bc413a35d34ffa228d2c25c563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7624a93ef988ec8ea1814aea0452e61612d723bc413a35d34ffa228d2c25c563", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7624a93ef988ec8ea1814aea0452e61612d723bc413a35d34ffa228d2c25c563", kill_on_drop: false }`
[INFO] [stdout] 7624a93ef988ec8ea1814aea0452e61612d723bc413a35d34ffa228d2c25c563
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01c055211fd52ee04100e881feef8f0657a35e2eafc8aa72a282ef7795be9867
[INFO] running `Command { std: "docker" "start" "-a" "01c055211fd52ee04100e881feef8f0657a35e2eafc8aa72a282ef7795be9867", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking either v1.13.0
[INFO] [stderr]     Checking nom v2.2.1
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking itertools v0.5.10
[INFO] [stderr]     Checking systemd-parser v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/items.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let mut cat = try!(UnitDirective::get_first_category(unit_items));
[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/items.rs:105:26
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let directives = try!(
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/items.rs:109:31
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let directives_hash = try!(
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/items.rs:137:21
[INFO] [stdout]     |
[INFO] [stdout] 137 |                     try!(SystemdUnit::validate_many(&vecs));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/parser.rs:57:38
[INFO] [stdout]    |
[INFO] [stdout] 57 |         (SystemdItem::Directive(key, (if value.is_empty() { None } else { Some(value) })))
[INFO] [stdout]    |                                      ^                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -         (SystemdItem::Directive(key, (if value.is_empty() { None } else { Some(value) })))
[INFO] [stdout] 57 +         (SystemdItem::Directive(key, if value.is_empty() { None } else { Some(value) }))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let units = try!(parser::parse_unit(&input));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:22:24
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let systemd_unit = try!(items::SystemdUnit::new(&units));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:35:57
[INFO] [stdout]    |
[INFO] [stdout] 35 |             display(error) -> ("{}, errors:\n{}", error.description(), helper_format(errors))
[INFO] [stdout]    |                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:40:48
[INFO] [stdout]    |
[INFO] [stdout] 40 |             display(error) -> ("{}: {}", error.description(), err)
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `#[macro_use]` import
[INFO] [stdout]  --> src/lib.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[macro_use]
[INFO] [stdout]   | ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/items.rs:49:23
[INFO] [stdout]    |
[INFO] [stdout] 49 |         let mut cat = try!(UnitDirective::get_first_category(unit_items));
[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/items.rs:105:26
[INFO] [stdout]     |
[INFO] [stdout] 105 |         let directives = try!(
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/items.rs:109:31
[INFO] [stdout]     |
[INFO] [stdout] 109 |         let directives_hash = try!(
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/items.rs:137:21
[INFO] [stdout]     |
[INFO] [stdout] 137 |                     try!(SystemdUnit::validate_many(&vecs));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/parser.rs:57:38
[INFO] [stdout]    |
[INFO] [stdout] 57 |         (SystemdItem::Directive(key, (if value.is_empty() { None } else { Some(value) })))
[INFO] [stdout]    |                                      ^                                                 ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 57 -         (SystemdItem::Directive(key, (if value.is_empty() { None } else { Some(value) })))
[INFO] [stdout] 57 +         (SystemdItem::Directive(key, if value.is_empty() { None } else { Some(value) }))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |     let units = try!(parser::parse_unit(&input));
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/lib.rs:22:24
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let systemd_unit = try!(items::SystemdUnit::new(&units));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:35:57
[INFO] [stdout]    |
[INFO] [stdout] 35 |             display(error) -> ("{}, errors:\n{}", error.description(), helper_format(errors))
[INFO] [stdout]    |                                                         ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/errors.rs:40:48
[INFO] [stdout]    |
[INFO] [stdout] 40 |             display(error) -> ("{}: {}", error.description(), err)
[INFO] [stdout]    |                                                ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_comment` and `is_category` are never used
[INFO] [stdout]   --> src/items.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<'a> SystemdItem<'a> {
[INFO] [stdout]    | ------------------------ methods in this implementation
[INFO] [stdout] 12 |     fn is_comment(&self) -> bool { match *self { SystemdItem::Comment(_) => true, _ => false } }
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 13 |     fn is_category(&self) -> bool { match *self { SystemdItem::Category(_) => true, _ => false } }
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `is_comment` and `is_category` are never used
[INFO] [stdout]   --> src/items.rs:12:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | impl<'a> SystemdItem<'a> {
[INFO] [stdout]    | ------------------------ methods in this implementation
[INFO] [stdout] 12 |     fn is_comment(&self) -> bool { match *self { SystemdItem::Comment(_) => true, _ => false } }
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 13 |     fn is_category(&self) -> bool { match *self { SystemdItem::Category(_) => true, _ => false } }
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.40s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v2.2.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "01c055211fd52ee04100e881feef8f0657a35e2eafc8aa72a282ef7795be9867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01c055211fd52ee04100e881feef8f0657a35e2eafc8aa72a282ef7795be9867", kill_on_drop: false }`
[INFO] [stdout] 01c055211fd52ee04100e881feef8f0657a35e2eafc8aa72a282ef7795be9867