[INFO] cloning repository https://github.com/JohnScience/headless_browser_example [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JohnScience/headless_browser_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnScience%2Fheadless_browser_example", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnScience%2Fheadless_browser_example'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 690000bfade5b6fb7994fec3763c72458edc3a74 [INFO] checking JohnScience/headless_browser_example against master#e9271846294c4ee5bd7706df68180320c0b5ff20 for pr-119825 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnScience%2Fheadless_browser_example" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JohnScience/headless_browser_example on toolchain e9271846294c4ee5bd7706df68180320c0b5ff20 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JohnScience/headless_browser_example [INFO] finished tweaking git repo https://github.com/JohnScience/headless_browser_example [INFO] tweaked toml for git repo https://github.com/JohnScience/headless_browser_example written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/JohnScience/headless_browser_example already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded websocket v0.23.0 [INFO] [stderr] Downloaded headless_chrome v0.9.0 [INFO] [stderr] Downloaded libc v0.2.122 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 58bcb7d7d6689d7eb6f7b1f3a9e9650f478ddf0af9d482091f86653f27158cba [INFO] running `Command { std: "docker" "start" "-a" "58bcb7d7d6689d7eb6f7b1f3a9e9650f478ddf0af9d482091f86653f27158cba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "58bcb7d7d6689d7eb6f7b1f3a9e9650f478ddf0af9d482091f86653f27158cba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "58bcb7d7d6689d7eb6f7b1f3a9e9650f478ddf0af9d482091f86653f27158cba", kill_on_drop: false }` [INFO] [stdout] 58bcb7d7d6689d7eb6f7b1f3a9e9650f478ddf0af9d482091f86653f27158cba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+e9271846294c4ee5bd7706df68180320c0b5ff20" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] dfbaaac5f85e202b0dea441cef74e7e5321984d4fe6d6a1c0911e6f03579736c [INFO] running `Command { std: "docker" "start" "-a" "dfbaaac5f85e202b0dea441cef74e7e5321984d4fe6d6a1c0911e6f03579736c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.122 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling httparse v1.6.0 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Compiling backtrace v0.3.64 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking sha1_smol v1.0.0 [INFO] [stderr] Compiling derive_builder v0.7.2 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking sha1 v0.6.1 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking ryu v1.0.9 [INFO] [stderr] Checking addr2line v0.17.0 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Checking itoa v1.0.1 [INFO] [stderr] Checking termcolor v1.1.3 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking tempfile v3.3.0 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking websocket v0.23.0 [INFO] [stderr] Compiling darling_core v0.9.0 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking which v2.0.1 [INFO] [stderr] Compiling darling_macro v0.9.0 [INFO] [stderr] Compiling darling v0.9.0 [INFO] [stderr] Compiling derive_builder_core v0.5.0 [INFO] [stderr] Checking headless_chrome v0.9.0 [INFO] [stderr] Checking headless_browser_example v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.79s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: traitobject v0.1.0 [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" "dfbaaac5f85e202b0dea441cef74e7e5321984d4fe6d6a1c0911e6f03579736c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dfbaaac5f85e202b0dea441cef74e7e5321984d4fe6d6a1c0911e6f03579736c", kill_on_drop: false }` [INFO] [stdout] dfbaaac5f85e202b0dea441cef74e7e5321984d4fe6d6a1c0911e6f03579736c [INFO] checking JohnScience/headless_browser_example against try#925e66ec5d7d73da31ddd13e53f21e4674feb4ba for pr-119825 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJohnScience%2Fheadless_browser_example" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JohnScience/headless_browser_example on toolchain 925e66ec5d7d73da31ddd13e53f21e4674feb4ba [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JohnScience/headless_browser_example [INFO] finished tweaking git repo https://github.com/JohnScience/headless_browser_example [INFO] tweaked toml for git repo https://github.com/JohnScience/headless_browser_example written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/JohnScience/headless_browser_example already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d5e9f6212750ab28a22d8632f3a8090a9c3c00cb52016199220fd53d05c24e1c [INFO] running `Command { std: "docker" "start" "-a" "d5e9f6212750ab28a22d8632f3a8090a9c3c00cb52016199220fd53d05c24e1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d5e9f6212750ab28a22d8632f3a8090a9c3c00cb52016199220fd53d05c24e1c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d5e9f6212750ab28a22d8632f3a8090a9c3c00cb52016199220fd53d05c24e1c", kill_on_drop: false }` [INFO] [stdout] d5e9f6212750ab28a22d8632f3a8090a9c3c00cb52016199220fd53d05c24e1c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+925e66ec5d7d73da31ddd13e53f21e4674feb4ba" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6e685d19354bac8495417de649f553d92cc5e0dfe1b9b9c203474f15057827f0 [INFO] running `Command { std: "docker" "start" "-a" "6e685d19354bac8495417de649f553d92cc5e0dfe1b9b9c203474f15057827f0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.122 [INFO] [stderr] Compiling proc-macro2 v1.0.37 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling autocfg v0.1.8 [INFO] [stderr] Compiling syn v1.0.91 [INFO] [stderr] Compiling log v0.4.16 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling strsim v0.7.0 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling cc v1.0.73 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling serde_derive v1.0.136 [INFO] [stderr] Checking gimli v0.26.1 [INFO] [stderr] Compiling httparse v1.6.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.17 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Checking object v0.27.1 [INFO] [stderr] Compiling serde v1.0.136 [INFO] [stderr] Checking rustc-demangle v0.1.21 [INFO] [stderr] Checking mime v0.2.6 [INFO] [stderr] Checking unicase v1.4.2 [INFO] [stderr] Compiling backtrace v0.3.64 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling serde_json v1.0.79 [INFO] [stderr] Checking language-tags v0.2.2 [INFO] [stderr] Compiling derive_builder v0.7.2 [INFO] [stderr] Checking typeable v0.1.2 [INFO] [stderr] Checking sha1_smol v1.0.0 [INFO] [stderr] Checking traitobject v0.1.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking hyper v0.10.16 [INFO] [stderr] Checking sha1 v0.6.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking regex v1.5.5 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking base64 v0.10.1 [INFO] [stdout] error[E0592]: duplicate definitions with name `downcast_ref_unchecked` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/hyper-0.10.16/src/net.rs:113:5 [INFO] [stdout] | [INFO] [stdout] 113 | unsafe fn downcast_ref_unchecked(&self) -> &T { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ duplicate definitions for `downcast_ref_unchecked` [INFO] [stdout] ... [INFO] [stdout] 168 | unsafe fn downcast_ref_unchecked(&self) -> &T { [INFO] [stdout] | --------------------------------------------------------- other definition for `downcast_ref_unchecked` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0592]: duplicate definitions with name `downcast_mut_unchecked` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/hyper-0.10.16/src/net.rs:117:5 [INFO] [stdout] | [INFO] [stdout] 117 | unsafe fn downcast_mut_unchecked(&mut self) -> &mut T { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ duplicate definitions for `downcast_mut_unchecked` [INFO] [stdout] ... [INFO] [stdout] 172 | unsafe fn downcast_mut_unchecked(&mut self) -> &mut T { [INFO] [stdout] | ----------------------------------------------------------------- other definition for `downcast_mut_unchecked` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0592]: duplicate definitions with name `downcast_unchecked` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/hyper-0.10.16/src/net.rs:121:5 [INFO] [stdout] | [INFO] [stdout] 121 | unsafe fn downcast_unchecked(self: Box) -> Box { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ duplicate definitions for `downcast_unchecked` [INFO] [stdout] ... [INFO] [stdout] 176 | unsafe fn downcast_unchecked(self: Box) -> Box { [INFO] [stdout] | ----------------------------------------------------------------------------------- other definition for `downcast_unchecked` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0592]: duplicate definitions with name `is` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/hyper-0.10.16/src/net.rs:130:5 [INFO] [stdout] | [INFO] [stdout] 130 | pub fn is(&self) -> bool { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ duplicate definitions for `is` [INFO] [stdout] ... [INFO] [stdout] 185 | pub fn is(&self) -> bool { [INFO] [stdout] | -------------------------------- other definition for `is` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0592]: duplicate definitions with name `downcast_ref` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/hyper-0.10.16/src/net.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 136 | pub fn downcast_ref(&self) -> Option<&T> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ duplicate definitions for `downcast_ref` [INFO] [stdout] ... [INFO] [stdout] 191 | pub fn downcast_ref(&self) -> Option<&T> { [INFO] [stdout] | ------------------------------------------------ other definition for `downcast_ref` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0592]: duplicate definitions with name `downcast_mut` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/hyper-0.10.16/src/net.rs:147:5 [INFO] [stdout] | [INFO] [stdout] 147 | pub fn downcast_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ duplicate definitions for `downcast_mut` [INFO] [stdout] ... [INFO] [stdout] 202 | pub fn downcast_mut(&mut self) -> Option<&mut T> { [INFO] [stdout] | -------------------------------------------------------- other definition for `downcast_mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0592]: duplicate definitions with name `downcast` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/hyper-0.10.16/src/net.rs:157:5 [INFO] [stdout] | [INFO] [stdout] 157 | / pub fn downcast(self: Box) [INFO] [stdout] 158 | | -> Result, Box> { [INFO] [stdout] | |_________________________________________________^ duplicate definitions for `downcast` [INFO] [stdout] ... [INFO] [stdout] 212 | / pub fn downcast(self: Box) [INFO] [stdout] 213 | | -> Result, Box> { [INFO] [stdout] | |________________________________________________________- other definition for `downcast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0592`. [INFO] [stdout] [INFO] [stderr] error: could not compile `hyper` (lib) due to 8 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "6e685d19354bac8495417de649f553d92cc5e0dfe1b9b9c203474f15057827f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6e685d19354bac8495417de649f553d92cc5e0dfe1b9b9c203474f15057827f0", kill_on_drop: false }` [INFO] [stdout] 6e685d19354bac8495417de649f553d92cc5e0dfe1b9b9c203474f15057827f0