[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 master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLightStrawberry%2Fcow" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LightStrawberry/cow on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded handlebars v2.0.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4645791969f072cfa9deb23b77c009d9ef3353a4524c915f8dcc514dcaf1cba1 [INFO] running `Command { std: "docker" "start" "-a" "4645791969f072cfa9deb23b77c009d9ef3353a4524c915f8dcc514dcaf1cba1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4645791969f072cfa9deb23b77c009d9ef3353a4524c915f8dcc514dcaf1cba1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4645791969f072cfa9deb23b77c009d9ef3353a4524c915f8dcc514dcaf1cba1", kill_on_drop: false }` [INFO] [stdout] 4645791969f072cfa9deb23b77c009d9ef3353a4524c915f8dcc514dcaf1cba1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 286a58ce9862184f989482cd8dda4706162cf03a1039ac70f7fb448ebfcf70bb [INFO] running `Command { std: "docker" "start" "-a" "286a58ce9862184f989482cd8dda4706162cf03a1039ac70f7fb448ebfcf70bb", kill_on_drop: false }` [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Compiling proc-macro2 v1.0.4 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling ucd-trie v0.1.2 [INFO] [stderr] Checking quick-error v1.2.2 [INFO] [stderr] Checking regex v1.3.1 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking serde v0.8.23 [INFO] [stderr] Checking ryu v1.0.0 [INFO] [stderr] Compiling nom v4.2.3 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling bitflags v1.2.0 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Compiling hyper v0.12.35 [INFO] [stderr] Compiling pest v2.1.2 [INFO] [stderr] Checking lazy_static v0.2.11 [INFO] [stderr] Checking unicode-width v0.1.6 [INFO] [stderr] Checking termcolor v1.0.5 [INFO] [stderr] Checking try-lock v0.2.2 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking tokio-executor v0.1.8 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking yaml-rust v0.4.3 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-threadpool v0.1.15 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Compiling unicase v2.5.1 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking env_logger v0.6.2 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling pest_meta v2.1.2 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking vec_map v0.8.1 [INFO] [stderr] Checking num-integer v0.1.41 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Checking num-traits v0.1.43 [INFO] [stderr] Checking rust-ini v0.13.0 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking mime v0.3.14 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio-udp v0.1.5 [INFO] [stderr] Checking chrono v0.4.9 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking serde_test v0.8.23 [INFO] [stderr] Checking linked-hash-map v0.3.0 [INFO] [stderr] Checking serde-hjson v0.8.2 [INFO] [stderr] Checking pretty_env_logger v0.3.1 [INFO] [stderr] Compiling pest_generator v2.1.1 [INFO] [stderr] Compiling derive_more v0.15.0 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking toml v0.4.10 [INFO] [stderr] Checking hashbrown v0.5.0 [INFO] [stderr] Compiling pest_derive v2.1.0 [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[E0463]: can't find crate for `tokio_io` [INFO] [stdout] --> examples/connect.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | extern crate tokio_io; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ can't find crate [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `Read` is imported redundantly [INFO] [stdout] --> examples/connect.rs:25:21 [INFO] [stdout] | [INFO] [stdout] 25 | use std::io::{self, Read, Write}; [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | use tokio::prelude::*; [INFO] [stdout] | ----------------- the item `Read` is already imported here [INFO] [stdout] | [INFO] [stdout] note: the lint level is defined here [INFO] [stdout] --> examples/connect.rs:17:9 [INFO] [stdout] | [INFO] [stdout] 17 | #![deny(warnings)] [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] = note: `#[deny(unused_imports)]` implied by `#[deny(warnings)]` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `Write` is imported redundantly [INFO] [stdout] --> examples/connect.rs:25:27 [INFO] [stdout] | [INFO] [stdout] 25 | use std::io::{self, Read, Write}; [INFO] [stdout] | ^^^^^ [INFO] [stdout] ... [INFO] [stdout] 30 | use tokio::prelude::*; [INFO] [stdout] | ----------------- the item `Write` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `tokio` is imported redundantly [INFO] [stdout] --> examples/connect.rs:122:9 [INFO] [stdout] | [INFO] [stdout] 21 | extern crate tokio; [INFO] [stdout] | ------------------- the item `tokio` is already imported here [INFO] [stdout] ... [INFO] [stdout] 122 | use tokio; [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: the item `tokio` is imported redundantly [INFO] [stdout] --> examples/connect.rs:180:9 [INFO] [stdout] | [INFO] [stdout] 21 | extern crate tokio; [INFO] [stdout] | ------------------- the item `tokio` is already imported here [INFO] [stdout] ... [INFO] [stdout] 180 | use tokio; [INFO] [stdout] | ^^^^^ [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] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 365 - future::result({ render_error_html(status) }) [INFO] [stdout] 365 + future::result(render_error_html(status)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time [INFO] [stdout] --> examples/connect.rs:76:29 [INFO] [stdout] | [INFO] [stdout] 76 | .for_each(move |chunk| out.write_all(&chunk)) [INFO] [stdout] | ^^^^^ doesn't have a size known at compile-time [INFO] [stdout] | [INFO] [stdout] = help: the trait `Sized` is not implemented for `[u8]` [INFO] [stdout] = note: all function arguments must have a statically known size [INFO] [stdout] = help: unsized fn params are gated as an unstable feature [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] | ^^ ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_braces)]` on by default [INFO] [stdout] help: remove these braces [INFO] [stdout] | [INFO] [stdout] 365 - future::result({ render_error_html(status) }) [INFO] [stdout] 365 + future::result(render_error_html(status)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:201:21 [INFO] [stdout] | [INFO] [stdout] 199 | return Either::A( [INFO] [stdout] | --------- arguments to this enum variant are incorrect [INFO] [stdout] 200 | // open file and make response with file [INFO] [stdout] 201 | respond_with_dir(path) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ expected `Done, Error>`, 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 `Failed, Error>` [INFO] [stdout] found opaque type `impl futures::Future, Error = Error>` [INFO] [stdout] help: the type constructed contains `impl futures::Future, Error = Error>` due to the type of the argument passed [INFO] [stdout] --> src/main.rs:199:24 [INFO] [stdout] | [INFO] [stdout] 199 | return Either::A( [INFO] [stdout] | ________________________^ [INFO] [stdout] 200 | | // open file and make response with file [INFO] [stdout] 201 | | respond_with_dir(path) [INFO] [stdout] | | ---------------------- this argument influences the type of `Either` [INFO] [stdout] 202 | | ) [INFO] [stdout] | |_________________^ [INFO] [stdout] note: tuple variant defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-0.1.29/src/future/either.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | A(A), [INFO] [stdout] | ^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 7 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0463. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cow` (example "connect") due to 8 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/main.rs:201:21 [INFO] [stdout] | [INFO] [stdout] 199 | return Either::A( [INFO] [stdout] | --------- arguments to this enum variant are incorrect [INFO] [stdout] 200 | // open file and make response with file [INFO] [stdout] 201 | respond_with_dir(path) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ expected `Done, Error>`, 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 `Failed, Error>` [INFO] [stdout] found opaque type `impl futures::Future, Error = Error>` [INFO] [stdout] help: the type constructed contains `impl futures::Future, Error = Error>` due to the type of the argument passed [INFO] [stdout] --> src/main.rs:199:24 [INFO] [stdout] | [INFO] [stdout] 199 | return Either::A( [INFO] [stdout] | ________________________^ [INFO] [stdout] 200 | | // open file and make response with file [INFO] [stdout] 201 | | respond_with_dir(path) [INFO] [stdout] | | ---------------------- this argument influences the type of `Either` [INFO] [stdout] 202 | | ) [INFO] [stdout] | |_________________^ [INFO] [stdout] note: tuple variant defined here [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/futures-0.1.29/src/future/either.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | A(A), [INFO] [stdout] | ^ [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`, which is required by `&mut http::response::Builder: futures::Future` [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `futures::Future`: [INFO] [stdout] &'a mut F [INFO] [stdout] AssertUnwindSafe [INFO] [stdout] BiLockAcquire [INFO] [stdout] Box [INFO] [stdout] CloneFuture [INFO] [stdout] Concat2 [INFO] [stdout] Connecting [INFO] [stdout] CreateFuture

[INFO] [stdout] and 110 others [INFO] [stdout] = note: required for `&mut http::response::Builder` to implement `futures::Future` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:358:40 [INFO] [stdout] | [INFO] [stdout] 358 | fn make_internal_server_error_response(err: Error) -> impl Future, Error = Error> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [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`, which is required by `&mut http::response::Builder: futures::Future` [INFO] [stdout] | [INFO] [stdout] = help: the following other types implement trait `futures::Future`: [INFO] [stdout] &'a mut F [INFO] [stdout] AssertUnwindSafe [INFO] [stdout] BiLockAcquire [INFO] [stdout] Box [INFO] [stdout] CloneFuture [INFO] [stdout] Concat2 [INFO] [stdout] Connecting [INFO] [stdout] CreateFuture

[INFO] [stdout] and 110 others [INFO] [stdout] = note: required for `&mut http::response::Builder` to implement `futures::Future` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> src/main.rs:358:40 [INFO] [stdout] | [INFO] [stdout] 358 | fn make_internal_server_error_response(err: Error) -> impl Future, Error = Error> { [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remote_addr` [INFO] [stdout] --> src/main.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let remote_addr = socket.remote_addr(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remote_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `remote_addr` [INFO] [stdout] --> src/main.rs:86:13 [INFO] [stdout] | [INFO] [stdout] 86 | let remote_addr = socket.remote_addr(); [INFO] [stdout] | ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_remote_addr` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:221:48 [INFO] [stdout] | [INFO] [stdout] 221 | local_path_for_request(uri, root_dir).map(|mut p: PathBuf| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings 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: could not compile `cow` (bin "cow") due to 3 previous errors; 4 warnings emitted [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/main.rs:221:48 [INFO] [stdout] | [INFO] [stdout] 221 | local_path_for_request(uri, root_dir).map(|mut p: PathBuf| { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings 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: could not compile `cow` (bin "cow" test) due to 3 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "286a58ce9862184f989482cd8dda4706162cf03a1039ac70f7fb448ebfcf70bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "286a58ce9862184f989482cd8dda4706162cf03a1039ac70f7fb448ebfcf70bb", kill_on_drop: false }` [INFO] [stdout] 286a58ce9862184f989482cd8dda4706162cf03a1039ac70f7fb448ebfcf70bb [INFO] checking LightStrawberry/cow against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLightStrawberry%2Fcow" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/LightStrawberry/cow on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-1-tc2/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fbc71132124c3fb91a28aae9385372a830fe19f8e132ee364b626cd2eb319db8 [INFO] running `Command { std: "docker" "start" "-a" "fbc71132124c3fb91a28aae9385372a830fe19f8e132ee364b626cd2eb319db8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fbc71132124c3fb91a28aae9385372a830fe19f8e132ee364b626cd2eb319db8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fbc71132124c3fb91a28aae9385372a830fe19f8e132ee364b626cd2eb319db8", kill_on_drop: false }` [INFO] [stdout] fbc71132124c3fb91a28aae9385372a830fe19f8e132ee364b626cd2eb319db8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eed980af1f7d287684ad99885a708b506dbb12d29177d14a596e226d95399840 [INFO] running `Command { std: "docker" "start" "-a" "eed980af1f7d287684ad99885a708b506dbb12d29177d14a596e226d95399840", kill_on_drop: false }` [INFO] [stderr] Copying to /tmp/fixit [INFO] [stderr] skipping non-2021 edition `2018` [INFO] running `Command { std: "docker" "inspect" "eed980af1f7d287684ad99885a708b506dbb12d29177d14a596e226d95399840", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eed980af1f7d287684ad99885a708b506dbb12d29177d14a596e226d95399840", kill_on_drop: false }` [INFO] [stdout] eed980af1f7d287684ad99885a708b506dbb12d29177d14a596e226d95399840