[INFO] cloning repository https://github.com/nurelin/rust2email
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nurelin/rust2email" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnurelin%2Frust2email", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnurelin%2Frust2email'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 264a266117ae7b750223d6eae07ed5adca854d64
[INFO] testing nurelin/rust2email against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnurelin%2Frust2email" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nurelin/rust2email on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nurelin/rust2email
[INFO] finished tweaking git repo https://github.com/nurelin/rust2email
[INFO] tweaked toml for git repo https://github.com/nurelin/rust2email written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/nurelin/rust2email already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded slab v0.3.0
[INFO] [stderr]   Downloaded slab v0.4.0
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[INFO] [stderr]   Downloaded security-framework v0.1.16
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[INFO] [stderr]   Downloaded encoding v0.2.33
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[INFO] [stderr]   Downloaded syn v0.9.2
[INFO] [stderr]   Downloaded native-tls v0.1.4
[INFO] [stderr]   Downloaded tokio-core v0.1.10
[INFO] [stderr]   Downloaded tokio-io v0.1.3
[INFO] [stderr]   Downloaded encoding_rs v0.6.11
[INFO] [stderr]   Downloaded smallvec v0.2.1
[INFO] [stderr]   Downloaded siphasher v0.2.2
[INFO] [stderr]   Downloaded phf_shared v0.7.21
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[INFO] [stderr]   Downloaded serde_derive_internals v0.17.0
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[INFO] [stderr]   Downloaded openssl v0.9.20
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.1
[INFO] [stderr]   Downloaded openssl-sys v0.9.20
[INFO] [stderr]   Downloaded libflate v0.1.12
[INFO] [stderr]   Downloaded atty v0.2.3
[INFO] [stderr]   Downloaded textwrap v0.9.0
[INFO] [stderr]   Downloaded crypt32-sys v0.2.0
[INFO] [stderr]   Downloaded tokio-service v0.1.0
[INFO] [stderr]   Downloaded tokio-proto v0.1.1
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[INFO] [stderr]   Downloaded dbghelp-sys v0.2.0
[INFO] [stderr]   Downloaded chrono v0.4.0
[INFO] [stderr]   Downloaded lettre_email v0.7.0
[INFO] [stderr]   Downloaded string_cache v0.3.0
[INFO] [stderr]   Downloaded rustc_version v0.1.7
[INFO] [stderr]   Downloaded hyper-tls v0.1.2
[INFO] [stderr]   Downloaded build_const v0.2.0
[INFO] [stderr]   Downloaded slog-async v2.1.0
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[INFO] [stderr]   Downloaded vec_map v0.8.0
[INFO] [stderr]   Downloaded clap v2.27.1
[INFO] [stderr]   Downloaded html5ever-atoms v0.1.3
[INFO] [stderr]   Downloaded derive_builder v0.5.0
[INFO] [stderr]   Downloaded html5ever v0.9.0
[INFO] [stderr]   Downloaded lettre v0.7.0
[INFO] [stderr]   Downloaded slog-stdlog v2.0.0
[INFO] [stderr]   Downloaded crc-core v0.1.0
[INFO] [stderr]   Downloaded crc v1.5.0
[INFO] [stderr]   Downloaded trackable v0.2.8
[INFO] [stderr]   Downloaded html2text v0.1.6
[INFO] [stderr]   Downloaded slog-term v2.2.0
[INFO] [stderr]   Downloaded slog-scope v3.0.0
[INFO] [stderr]   Downloaded atom_syndication v0.5.5
[INFO] [stderr]   Downloaded crossbeam v0.2.10
[INFO] [stderr]   Downloaded serde v1.0.19
[INFO] [stderr]   Downloaded idna v0.1.4
[INFO] [stderr]   Downloaded sloggers v0.2.1
[INFO] [stderr]   Downloaded schannel v0.1.8
[INFO] [stderr]   Downloaded core-foundation v0.2.3
[INFO] [stderr]   Downloaded serde_json v1.0.5
[INFO] [stderr]   Downloaded quick-xml v0.7.3
[INFO] [stderr]   Downloaded pkg-config v0.3.9
[INFO] [stderr]   Downloaded vcpkg v0.2.2
[INFO] [stderr]   Downloaded rss v0.7.0
[INFO] [stderr]   Downloaded backtrace v0.3.3
[INFO] [stderr]   Downloaded take_mut v0.1.3
[INFO] [stderr]   Downloaded num v0.1.40
[INFO] [stderr]   Downloaded log v0.3.8
[INFO] [stderr]   Downloaded num-traits v0.1.40
[INFO] [stderr]   Downloaded slog v2.0.12
[INFO] [stderr]   Downloaded term v0.4.6
[INFO] [stderr]   Downloaded quick-xml v0.8.1
[INFO] [stderr]   Downloaded lazy_static v0.2.9
[INFO] [stderr]   Downloaded rand v0.3.18
[INFO] [stderr]   Downloaded bitflags v0.9.1
[INFO] [stderr]   Downloaded xml-rs v0.6.1
[INFO] [stderr]   Downloaded tendril v0.2.4
[INFO] [stderr]   Downloaded phf v0.7.21
[INFO] [stderr]   Downloaded phf_codegen v0.7.21
[INFO] [stderr]   Downloaded string_cache v0.2.29
[INFO] [stderr]   Downloaded base64 v0.7.0
[INFO] [stderr]   Downloaded email v0.0.18
[INFO] [stderr]   Downloaded gcc v0.3.54
[INFO] [stderr]   Downloaded rust-crypto v0.2.36
[INFO] [stderr]   Downloaded semver v0.1.20
[INFO] [stderr]   Downloaded adler32 v1.0.2
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[INFO] [stderr]   Downloaded tempdir v0.3.5
[INFO] [stderr]   Downloaded net2 v0.2.31
[INFO] [stderr]   Downloaded scoped-tls v0.1.0
[INFO] [stderr]   Downloaded reqwest v0.7.3
[INFO] [stderr]   Downloaded bytes v0.4.5
[INFO] [stderr]   Downloaded utf-8 v0.6.0
[INFO] [stderr]   Downloaded serde v0.8.23
[INFO] [stderr]   Downloaded encoding-index-japanese v1.20141219.5
[INFO] [stderr]   Downloaded byteorder v1.1.0
[INFO] [stderr]   Downloaded tokio-tls v0.1.3
[INFO] [stderr]   Downloaded url v1.6.0
[INFO] [stderr]   Downloaded backtrace-sys v0.1.16
[INFO] [stderr]   Downloaded toml v0.4.5
[INFO] [stderr]   Downloaded matches v0.1.6
[INFO] [stderr]   Downloaded percent-encoding v1.0.0
[INFO] [stderr]   Downloaded debug_unreachable v0.1.1
[INFO] [stderr]   Downloaded futures v0.1.17
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded unicode-width v0.1.4
[INFO] [stderr]   Downloaded encoding-index-korean v1.20141219.5
[INFO] [stderr]   Downloaded encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]   Downloaded encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]   Downloaded unicode-normalization v0.1.5
[INFO] [stderr]   Downloaded xdg v2.1.0
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[INFO] [stderr]   Downloaded take v0.1.0
[INFO] [stderr]   Downloaded bufstream v0.1.3
[INFO] [stderr]   Downloaded uuid v0.5.1
[INFO] [stderr]   Downloaded futures-cpupool v0.1.7
[INFO] [stderr]   Downloaded mio v0.6.11
[INFO] [stderr]   Downloaded httparse v1.2.3
[INFO] [stderr]   Downloaded relay v0.1.0
[INFO] [stderr]   Downloaded core-foundation-sys v0.2.3
[INFO] [stderr]   Downloaded derive_builder_core v0.1.7
[INFO] [stderr]   Downloaded security-framework-sys v0.1.16
[INFO] [stderr]   Downloaded iovec v0.1.1
[INFO] [stderr]   Downloaded cc v1.0.3
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d79365750af1c3b93357cf50914f57e72457948b582b51f4a1d6e8670f4a03d7
[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" "d79365750af1c3b93357cf50914f57e72457948b582b51f4a1d6e8670f4a03d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d79365750af1c3b93357cf50914f57e72457948b582b51f4a1d6e8670f4a03d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d79365750af1c3b93357cf50914f57e72457948b582b51f4a1d6e8670f4a03d7", kill_on_drop: false }`
[INFO] [stdout] d79365750af1c3b93357cf50914f57e72457948b582b51f4a1d6e8670f4a03d7
[INFO] running `Command { std: "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" "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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fa639b75264d8e52a960bd24fbdc9cb2ace3aa40c2a6320aecba44a1eb05660
[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" "1fa639b75264d8e52a960bd24fbdc9cb2ace3aa40c2a6320aecba44a1eb05660", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.33
[INFO] [stderr]    Compiling lazy_static v0.2.9
[INFO] [stderr]    Compiling futures v0.1.17
[INFO] [stderr]    Compiling openssl v0.9.20
[INFO] [stderr]    Compiling serde v1.0.19
[INFO] [stderr]    Compiling slog v2.0.12
[INFO] [stderr]    Compiling crc-core v0.1.0
[INFO] [stderr]    Compiling derive_builder v0.5.0
[INFO] [stderr]    Compiling bufstream v0.1.3
[INFO] [stderr]    Compiling take_mut v0.1.3
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling openssl-sys v0.9.20
[INFO] [stderr]    Compiling num-integer v0.1.35
[INFO] [stderr]    Compiling encoding_rs v0.6.11
[INFO] [stderr]    Compiling utf-8 v0.6.0
[INFO] [stderr]    Compiling base64 v0.7.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling syn v0.9.2
[INFO] [stderr]    Compiling email v0.0.18
[INFO] [stderr]    Compiling thread_local v0.3.4
[INFO] [stderr]    Compiling serde_derive_internals v0.17.0
[INFO] [stderr]    Compiling derive_builder_core v0.1.7
[INFO] [stderr]    Compiling crc v1.5.0
[INFO] [stdout] error[E0214]: parenthesized type parameters may only be used with a `Fn` trait
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/encoding_rs-0.6.11/src/utf_16.rs:33:44
[INFO] [stdout]    |
[INFO] [stdout] 33 |     pub fn additional_from_state(&self) -> usize() {
[INFO] [stdout]    |                                            ^^^^^^^ only `Fn` traits may use parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling futf v0.1.3
[INFO] [stderr]    Compiling url v1.6.0
[INFO] [stderr]    Compiling num-iter v0.1.34
[INFO] [stderr]    Compiling slog-scope v3.0.0
[INFO] [stderr]    Compiling slog-async v2.1.0
[INFO] [stderr]    Compiling rand v0.3.18
[INFO] [stderr]    Compiling time v0.1.38
[INFO] [stderr]    Compiling iovec v0.1.1
[INFO] [stderr]    Compiling net2 v0.2.31
[INFO] [stderr]    Compiling num_cpus v1.7.0
[INFO] [stderr]    Compiling isatty v0.1.5
[INFO] [stderr]    Compiling atty v0.2.3
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0214`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `encoding_rs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0713]: borrow may still be in use when destructor runs
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.6.0/src/form_urlencoded.rs:261:40
[INFO] [stdout]     |
[INFO] [stdout] 259 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stdout]     |      -- lifetime `'a` defined here
[INFO] [stdout] 260 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stdout] 261 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stdout]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stdout]     |                                        |
[INFO] [stdout]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[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 E0713`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "1fa639b75264d8e52a960bd24fbdc9cb2ace3aa40c2a6320aecba44a1eb05660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fa639b75264d8e52a960bd24fbdc9cb2ace3aa40c2a6320aecba44a1eb05660", kill_on_drop: false }`
[INFO] [stdout] 1fa639b75264d8e52a960bd24fbdc9cb2ace3aa40c2a6320aecba44a1eb05660