[INFO] cloning repository https://github.com/LightStrawberry/cow [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LightStrawberry/cow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLightStrawberry%2Fcow", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLightStrawberry%2Fcow'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3bada0ce01b169c7dbce0bba508734a8dc5f833e [INFO] checking LightStrawberry/cow against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLightStrawberry%2Fcow" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LightStrawberry/cow on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/LightStrawberry/cow [INFO] finished tweaking git repo https://github.com/LightStrawberry/cow [INFO] tweaked toml for git repo https://github.com/LightStrawberry/cow written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/LightStrawberry/cow already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pretty_env_logger v0.3.1 [INFO] [stderr] Downloaded handlebars v2.0.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 694d6b54f5b3d3218a417348d393b6b2494cf1b02f703efeb22ca8ff47ee9709 [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" "694d6b54f5b3d3218a417348d393b6b2494cf1b02f703efeb22ca8ff47ee9709", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "694d6b54f5b3d3218a417348d393b6b2494cf1b02f703efeb22ca8ff47ee9709", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "694d6b54f5b3d3218a417348d393b6b2494cf1b02f703efeb22ca8ff47ee9709", kill_on_drop: false }` [INFO] [stdout] 694d6b54f5b3d3218a417348d393b6b2494cf1b02f703efeb22ca8ff47ee9709 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b537a492de52927b038336577d9953bdd98fcab181f8dcb2c0745343cc26a6c3 [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" "b537a492de52927b038336577d9953bdd98fcab181f8dcb2c0745343cc26a6c3", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling autocfg v0.1.6 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking futures v0.1.29 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling proc-macro2 v1.0.4 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Checking regex-syntax v0.6.12 [INFO] [stderr] Compiling ucd-trie v0.1.2 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Checking linked-hash-map v0.5.2 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking rust-ini v0.13.0 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling pest v2.1.2 [INFO] [stderr] Checking yaml-rust v0.4.3 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling num-integer v0.1.41 [INFO] [stderr] Checking arrayvec v0.4.11 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Compiling unicase v2.5.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking time v0.1.42 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking tokio-executor v0.1.8 [INFO] [stderr] Checking tokio-sync v0.1.6 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling pest_meta v2.1.2 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Checking serde_test v0.8.23 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking http v0.1.18 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-threadpool v0.1.15 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Checking serde-hjson v0.8.2 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking pretty_env_logger v0.3.1 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-udp v0.1.5 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Compiling pest_generator v2.1.1 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking hashbrown v0.5.0 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling derive_more v0.15.0 [INFO] [stderr] Checking config v0.9.3 [INFO] [stderr] Checking handlebars v2.0.2 [INFO] [stderr] Checking cow v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0463]: can't find crate for `bytes` [INFO] [stdout] --> examples/connect.rs:19:1 [INFO] [stdout] | [INFO] [stdout] 19 | extern crate bytes; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ can't find crate [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 E0463`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cow` [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] warning: unnecessary braces around function argument [INFO] [stdout] --> src/main.rs:365:20 [INFO] [stdout] | [INFO] [stdout] 365 | future::result({ render_error_html(status) }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary braces around function argument [INFO] [stdout] --> src/main.rs:365:20 [INFO] [stdout] | [INFO] [stdout] 365 | future::result({ render_error_html(status) }) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these braces [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:201:21 [INFO] [stdout] | [INFO] [stdout] 201 | respond_with_dir(path) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ expected struct `Finished`, found opaque type [INFO] [stdout] ... [INFO] [stdout] 334 | fn respond_with_dir(path: PathBuf) -> impl Future, Error=Error> { [INFO] [stdout] | --------------------------------------------- the found opaque type [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Finished, Error>` [INFO] [stdout] found opaque type `impl futures::Future` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:201:21 [INFO] [stdout] | [INFO] [stdout] 201 | respond_with_dir(path) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ expected struct `Finished`, found opaque type [INFO] [stdout] ... [INFO] [stdout] 334 | fn respond_with_dir(path: PathBuf) -> impl Future, Error=Error> { [INFO] [stdout] | --------------------------------------------- the found opaque type [INFO] [stdout] | [INFO] [stdout] = note: expected struct `Finished, Error>` [INFO] [stdout] found opaque type `impl futures::Future` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `http::response::Builder: futures::Future` is not satisfied [INFO] [stdout] --> src/main.rs:334:39 [INFO] [stdout] | [INFO] [stdout] 334 | fn respond_with_dir(path: PathBuf) -> impl Future, Error=Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `futures::Future` is not implemented for `http::response::Builder` [INFO] [stdout] 335 | / Response::builder() [INFO] [stdout] 336 | | .status(StatusCode::OK) [INFO] [stdout] 337 | | .header("cow", "0.0.1") [INFO] [stdout] | |_______________________________- this returned value is of type `&mut http::response::Builder` [INFO] [stdout] | [INFO] [stdout] = note: required because of the requirements on the impl of `futures::Future` for `&mut http::response::Builder` [INFO] [stdout] = note: the return type of a function must have a statically known size [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the trait bound `http::response::Builder: futures::Future` is not satisfied [INFO] [stdout] --> src/main.rs:334:39 [INFO] [stdout] | [INFO] [stdout] 334 | fn respond_with_dir(path: PathBuf) -> impl Future, Error=Error> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the trait `futures::Future` is not implemented for `http::response::Builder` [INFO] [stdout] 335 | / Response::builder() [INFO] [stdout] 336 | | .status(StatusCode::OK) [INFO] [stdout] 337 | | .header("cow", "0.0.1") [INFO] [stdout] | |_______________________________- this returned value is of type `&mut http::response::Builder` [INFO] [stdout] | [INFO] [stdout] = note: required because of the requirements on the impl of `futures::Future` for `&mut http::response::Builder` [INFO] [stdout] = note: the return type of a function must have a statically known size [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0308. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "b537a492de52927b038336577d9953bdd98fcab181f8dcb2c0745343cc26a6c3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b537a492de52927b038336577d9953bdd98fcab181f8dcb2c0745343cc26a6c3", kill_on_drop: false }` [INFO] [stdout] b537a492de52927b038336577d9953bdd98fcab181f8dcb2c0745343cc26a6c3