[INFO] cloning repository https://github.com/jneumann/Rust-RSS-Reader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jneumann/Rust-RSS-Reader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjneumann%2FRust-RSS-Reader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjneumann%2FRust-RSS-Reader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 90935ac7313e5bd7b40ebeb8374f9786654254b4
[INFO] testing jneumann/Rust-RSS-Reader against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjneumann%2FRust-RSS-Reader" "/workspace/builds/worker-107/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-107/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jneumann/Rust-RSS-Reader on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jneumann/Rust-RSS-Reader
[INFO] finished tweaking git repo https://github.com/jneumann/Rust-RSS-Reader
[INFO] tweaked toml for git repo https://github.com/jneumann/Rust-RSS-Reader written to /workspace/builds/worker-107/source/Cargo.toml
[INFO] crate git repo https://github.com/jneumann/Rust-RSS-Reader already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_cpus v1.4.0
[INFO] [stderr]   Downloaded gcc v0.3.46
[INFO] [stderr]   Downloaded url v1.4.0
[INFO] [stderr]   Downloaded openssl-probe v0.1.1
[INFO] [stderr]   Downloaded mime v0.3.2
[INFO] [stderr]   Downloaded httparse v1.2.2
[INFO] [stderr]   Downloaded mime v0.2.4
[INFO] [stderr]   Downloaded unicase v2.0.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.12
[INFO] [stderr]   Downloaded matches v0.1.4
[INFO] [stderr]   Downloaded unicode-bidi v0.2.5
[INFO] [stderr]   Downloaded curl v0.4.6
[INFO] [stderr]   Downloaded libflate v0.1.8
[INFO] [stderr]   Downloaded libz-sys v1.0.13
[INFO] [stderr]   Downloaded hyper-native-tls v0.2.2
[INFO] [stderr]   Downloaded idna v0.1.1
[INFO] [stderr]   Downloaded xml-rs v0.4.1
[INFO] [stderr]   Downloaded hyper v0.10.10
[INFO] [stderr]   Downloaded schannel v0.1.4
[INFO] [stderr]   Downloaded reqwest v0.6.2
[INFO] [stderr]   Downloaded curl-sys v0.3.11
[INFO] [stderr]   Downloaded openssl v0.9.12
[INFO] [stderr]   Downloaded rss v0.6.1
[INFO] [stderr]   Downloaded quick-xml v0.8.0
[INFO] [stderr]   Downloaded encoding_rs v0.6.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 14e408d7437523e152e4ec9e936e756c7e279a5f3898600b96adc5f9d8c558d0
[INFO] running `Command { std: "docker" "start" "-a" "14e408d7437523e152e4ec9e936e756c7e279a5f3898600b96adc5f9d8c558d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "14e408d7437523e152e4ec9e936e756c7e279a5f3898600b96adc5f9d8c558d0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14e408d7437523e152e4ec9e936e756c7e279a5f3898600b96adc5f9d8c558d0", kill_on_drop: false }`
[INFO] [stdout] 14e408d7437523e152e4ec9e936e756c7e279a5f3898600b96adc5f9d8c558d0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-107/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe346ff5ee393c8e10d182e9fd6b2bd5ccee2a933d7c4e12854c258c50621c70
[INFO] running `Command { std: "docker" "start" "-a" "fe346ff5ee393c8e10d182e9fd6b2bd5ccee2a933d7c4e12854c258c50621c70", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gcc v0.3.46
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]    Compiling matches v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.4
[INFO] [stderr]    Compiling num-traits v0.1.39
[INFO] [stderr]    Compiling openssl v0.9.12
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling cfg-if v0.1.1
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling foreign-types v0.2.0
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling lazy_static v0.2.8
[INFO] [stderr]    Compiling itoa v0.3.1
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling httparse v1.2.2
[INFO] [stderr]    Compiling rustc-demangle v0.1.4
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling dtoa v0.4.1
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling serde v1.0.9
[INFO] [stderr]    Compiling antidote v1.0.0
[INFO] [stderr]    Compiling openssl-probe v0.1.1
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling unicode-bidi v0.2.5
[INFO] [stderr]    Compiling time v0.1.37
[INFO] [stderr]    Compiling num_cpus v1.4.0
[INFO] [stderr]    Compiling xml-rs v0.4.1
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling libflate v0.1.8
[INFO] [stderr]    Compiling encoding_rs v0.6.11
[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] [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` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fe346ff5ee393c8e10d182e9fd6b2bd5ccee2a933d7c4e12854c258c50621c70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe346ff5ee393c8e10d182e9fd6b2bd5ccee2a933d7c4e12854c258c50621c70", kill_on_drop: false }`
[INFO] [stdout] fe346ff5ee393c8e10d182e9fd6b2bd5ccee2a933d7c4e12854c258c50621c70