[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] checking nurelin/rust2email against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnurelin%2Frust2email" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nurelin/rust2email on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-9/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" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 57e63684fe36caf207cb03aeff394a139686189cb60e1c5c3e2ef376b6ab96d0
[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" "57e63684fe36caf207cb03aeff394a139686189cb60e1c5c3e2ef376b6ab96d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57e63684fe36caf207cb03aeff394a139686189cb60e1c5c3e2ef376b6ab96d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57e63684fe36caf207cb03aeff394a139686189cb60e1c5c3e2ef376b6ab96d0", kill_on_drop: false }`
[INFO] [stdout] 57e63684fe36caf207cb03aeff394a139686189cb60e1c5c3e2ef376b6ab96d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f994267f4aa71726f6056a43ec19fb67f70ad407bf5996b66e73ee9aba6f9146
[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" "f994267f4aa71726f6056a43ec19fb67f70ad407bf5996b66e73ee9aba6f9146", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking byteorder v1.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]     Checking futures v0.1.17
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking lazycell v0.5.1
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]    Compiling unicode-xid v0.0.3
[INFO] [stderr]     Checking slog v2.0.12
[INFO] [stderr]    Compiling crc-core v0.1.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling derive_builder v0.5.0
[INFO] [stderr]     Checking httparse v1.2.3
[INFO] [stderr]     Checking crossbeam v0.2.10
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking take_mut v0.1.3
[INFO] [stderr]     Checking strsim v0.6.0
[INFO] [stderr]     Checking ansi_term v0.9.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking isatty v0.1.5
[INFO] [stderr]    Compiling openssl-sys v0.9.20
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking encoding_rs v0.6.11
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]     Checking toml v0.4.5
[INFO] [stderr]     Checking serde_json v1.0.5
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking xml-rs v0.6.1
[INFO] [stderr]    Compiling crc v1.5.0
[INFO] [stderr]     Checking trackable v0.2.8
[INFO] [stderr]    Compiling phf_generator v0.7.21
[INFO] [stderr]    Compiling unicase v2.0.0
[INFO] [stderr]    Compiling email v0.0.18
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking bytes v0.4.5
[INFO] [stderr]     Checking base64 v0.6.0
[INFO] [stderr]     Checking base64 v0.7.0
[INFO] [stderr]    Compiling syn v0.9.2
[INFO] [stderr]     Checking slog-scope v3.0.0
[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]     Checking debug_unreachable v0.1.1
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking mio v0.6.11
[INFO] [stderr]    Compiling string_cache_codegen v0.3.1
[INFO] [stderr]    Compiling phf_codegen v0.7.21
[INFO] [stderr]     Checking backtrace-sys v0.1.16
[INFO] [stderr]     Checking num v0.1.40
[INFO] [stderr]    Compiling string_cache v0.2.29
[INFO] [stderr]     Checking url v1.6.0
[INFO] [stderr]     Checking clap v2.27.1
[INFO] [stderr]     Checking slog-stdlog v2.0.0
[INFO] [stderr]     Checking futf v0.1.3
[INFO] [stderr]     Checking slog-async v2.1.0
[INFO] [stderr]     Checking chrono v0.4.0
[INFO] [stderr]     Checking backtrace v0.3.3
[INFO] [stderr]     Checking tendril v0.2.4
[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" "f994267f4aa71726f6056a43ec19fb67f70ad407bf5996b66e73ee9aba6f9146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f994267f4aa71726f6056a43ec19fb67f70ad407bf5996b66e73ee9aba6f9146", kill_on_drop: false }`
[INFO] [stdout] f994267f4aa71726f6056a43ec19fb67f70ad407bf5996b66e73ee9aba6f9146