[INFO] cloning repository https://github.com/jdmichaud/wgrep2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jdmichaud/wgrep2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdmichaud%2Fwgrep2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdmichaud%2Fwgrep2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8ae922fd86e3cff33d59d17ea5ff82553b70a45b
[INFO] checking jdmichaud/wgrep2 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdmichaud%2Fwgrep2" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jdmichaud/wgrep2 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jdmichaud/wgrep2
[INFO] finished tweaking git repo https://github.com/jdmichaud/wgrep2
[INFO] tweaked toml for git repo https://github.com/jdmichaud/wgrep2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/jdmichaud/wgrep2 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking jdmichaud/wgrep2 against master#09bc67b9158392361780e779d32997f14cc75c39 for opaque-soundness-fix
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjdmichaud%2Fwgrep2" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jdmichaud/wgrep2 on toolchain 09bc67b9158392361780e779d32997f14cc75c39
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jdmichaud/wgrep2
[INFO] finished tweaking git repo https://github.com/jdmichaud/wgrep2
[INFO] tweaked toml for git repo https://github.com/jdmichaud/wgrep2 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/jdmichaud/wgrep2 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" "+09bc67b9158392361780e779d32997f14cc75c39" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[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 serde_json v0.9.9
[INFO] [stderr]   Downloaded serde v0.9.11
[INFO] [stderr]   Downloaded syn v0.11.9
[INFO] [stderr]   Downloaded serde_derive v0.9.12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+09bc67b9158392361780e779d32997f14cc75c39" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5d31d6428bdbf741502369ad88c66b56d13fc4cacb9bfb768d7954acdc7e629b
[INFO] running `Command { std: "docker" "start" "-a" "5d31d6428bdbf741502369ad88c66b56d13fc4cacb9bfb768d7954acdc7e629b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5d31d6428bdbf741502369ad88c66b56d13fc4cacb9bfb768d7954acdc7e629b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5d31d6428bdbf741502369ad88c66b56d13fc4cacb9bfb768d7954acdc7e629b", kill_on_drop: false }`
[INFO] [stdout] 5d31d6428bdbf741502369ad88c66b56d13fc4cacb9bfb768d7954acdc7e629b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+09bc67b9158392361780e779d32997f14cc75c39" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1474f01c6c0e6b599e22359165a68251dc492538ff742bb32d1d736fee7de78
[INFO] running `Command { std: "docker" "start" "-a" "d1474f01c6c0e6b599e22359165a68251dc492538ff742bb32d1d736fee7de78", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]     Checking serde v0.9.11
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling syn v0.11.9
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.2
[INFO] [stderr]    Compiling serde_derive v0.9.12
[INFO] [stderr]     Checking serde_json v0.9.9
[INFO] [stderr]     Checking wgrep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: comparison operators cannot be chained
[INFO] [stdout]   --> src/wglib/server.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let res = serde_json::from_str<Request>(buffer);
[INFO] [stdout]    |                                   ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: use `::<...>` instead of `<...>` to specify lifetime, type, or const arguments
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let res = serde_json::from_str::<Request>(buffer);
[INFO] [stdout]    |                                   ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: comparison operators cannot be chained
[INFO] [stdout]   --> src/wglib/server.rs:22:35
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let res = serde_json::from_str<Request>(buffer);
[INFO] [stdout]    |                                   ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: use `::<...>` instead of `<...>` to specify lifetime, type, or const arguments
[INFO] [stdout]    |
[INFO] [stdout] 22 |     let res = serde_json::from_str::<Request>(buffer);
[INFO] [stdout]    |                                   ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: comparison operators cannot be chained
[INFO] [stdout]   --> src/wglib/server.rs:26:33
[INFO] [stdout]    |
[INFO] [stdout] 26 |       res = serde_json::from_str<Request>(buffer);
[INFO] [stdout]    |                                 ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: use `::<...>` instead of `<...>` to specify lifetime, type, or const arguments
[INFO] [stdout]    |
[INFO] [stdout] 26 |       res = serde_json::from_str::<Request>(buffer);
[INFO] [stdout]    |                                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: comparison operators cannot be chained
[INFO] [stdout]   --> src/wglib/server.rs:26:33
[INFO] [stdout]    |
[INFO] [stdout] 26 |       res = serde_json::from_str<Request>(buffer);
[INFO] [stdout]    |                                 ^       ^
[INFO] [stdout]    |
[INFO] [stdout] help: use `::<...>` instead of `<...>` to specify lifetime, type, or const arguments
[INFO] [stdout]    |
[INFO] [stdout] 26 |       res = serde_json::from_str::<Request>(buffer);
[INFO] [stdout]    |                                 ++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]  --> src/wglib/error.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Serialize, Deserialize, Debug)]
[INFO] [stdout]   |          ^^^^^^^^^ can't find crate
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]  --> src/wglib/error.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Serialize, Deserialize, Debug)]
[INFO] [stdout]   |                     ^^^^^^^^^^^ can't find crate
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]  --> src/wglib/error.rs:3:10
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Serialize, Deserialize, Debug)]
[INFO] [stdout]   |          ^^^^^^^^^ can't find crate
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `serde`
[INFO] [stdout]  --> src/wglib/error.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | #[derive(Serialize, Deserialize, Debug)]
[INFO] [stdout]   |                     ^^^^^^^^^^^ can't find crate
[INFO] [stdout]   |
[INFO] [stdout]   = note: this error originates in the derive macro `Deserialize` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0449]: visibility qualifiers are not permitted here
[INFO] [stdout]   --> src/wglib/server.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 |   pub fn poll<F>(&mut self, closure: F) -> () where F: Fn(Request, Fn(&str)) -> () {
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: trait items always share the visibility of their trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0449]: visibility qualifiers are not permitted here
[INFO] [stdout]   --> src/wglib/server.rs:32:3
[INFO] [stdout]    |
[INFO] [stdout] 32 |   pub fn send(&mut self, value: Value) -> () {
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: trait items always share the visibility of their trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `wglib::buffer`
[INFO] [stdout]  --> src/wglib/request.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use wglib::buffer::*;
[INFO] [stdout]   |            ^^^^^^ could not find `buffer` in `wglib`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0449]: visibility qualifiers are not permitted here
[INFO] [stdout]   --> src/wglib/server.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 |   pub fn poll<F>(&mut self, closure: F) -> () where F: Fn(Request, Fn(&str)) -> () {
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: trait items always share the visibility of their trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0449]: visibility qualifiers are not permitted here
[INFO] [stdout]   --> src/wglib/server.rs:32:3
[INFO] [stdout]    |
[INFO] [stdout] 32 |   pub fn send(&mut self, value: Value) -> () {
[INFO] [stdout]    |   ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: trait items always share the visibility of their trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `wglib::buffer`
[INFO] [stdout]  --> src/wglib/request.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use wglib::buffer::*;
[INFO] [stdout]   |            ^^^^^^ could not find `buffer` in `wglib`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/wglib/request.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |   verb: &str,
[INFO] [stdout]   |         ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 5 ~ struct Request<'a> {
[INFO] [stdout] 6 ~   verb: &'a str,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `request` in this scope
[INFO] [stdout]   --> src/wglib/server.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Ok(request) = res;
[INFO] [stdout]    |        ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `request` in this scope
[INFO] [stdout]   --> src/wglib/server.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 |     F(request, self.send);
[INFO] [stdout]    |       ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0106]: missing lifetime specifier
[INFO] [stdout]  --> src/wglib/request.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 6 |   verb: &str,
[INFO] [stdout]   |         ^ expected named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] help: consider introducing a named lifetime parameter
[INFO] [stdout]   |
[INFO] [stdout] 5 ~ struct Request<'a> {
[INFO] [stdout] 6 ~   verb: &'a str,
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Request` in this scope
[INFO] [stdout]   --> src/main.rs:17:28
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn handle_request(request: Request, send: Fn(FDServer, &str)) -> () {
[INFO] [stdout]    |                            ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 10 + use std::error::Request;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: struct `Request` is private
[INFO] [stdout]  --> src/wglib/server.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use wglib::request::Request;
[INFO] [stdout]   |                     ^^^^^^^ private struct
[INFO] [stdout]   |
[INFO] [stdout] note: the struct `Request` is defined here
[INFO] [stdout]  --> src/wglib/request.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Request {
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/wglib/count.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, Read};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]  --> src/wglib/server.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `request` in this scope
[INFO] [stdout]   --> src/wglib/server.rs:28:8
[INFO] [stdout]    |
[INFO] [stdout] 28 |     Ok(request) = res;
[INFO] [stdout]    |        ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wglib::error::*`
[INFO] [stdout]  --> src/wglib/request.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wglib::error::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find value `request` in this scope
[INFO] [stdout]   --> src/wglib/server.rs:29:7
[INFO] [stdout]    |
[INFO] [stdout] 29 |     F(request, self.send);
[INFO] [stdout]    |       ^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/wglib/error.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Request` in this scope
[INFO] [stdout]   --> src/main.rs:17:28
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn handle_request(request: Request, send: Fn(FDServer, &str)) -> () {
[INFO] [stdout]    |                            ^^^^^^^ not found in this scope
[INFO] [stdout]    |
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout] 10 + use std::error::Request;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use serde_json::Value;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0603]: struct `Request` is private
[INFO] [stdout]  --> src/wglib/server.rs:4:21
[INFO] [stdout]   |
[INFO] [stdout] 4 | use wglib::request::Request;
[INFO] [stdout]   |                     ^^^^^^^ private struct
[INFO] [stdout]   |
[INFO] [stdout] note: the struct `Request` is defined here
[INFO] [stdout]  --> src/wglib/request.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | struct Request {
[INFO] [stdout]   | ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wglib::count::count`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use wglib::count::count;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self`
[INFO] [stdout]  --> src/wglib/count.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{self, Read};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json`
[INFO] [stdout]  --> src/wglib/server.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use serde_json;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wglib::error::*`
[INFO] [stdout]  --> src/wglib/request.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use wglib::error::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]  --> src/wglib/error.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use serde_json::Value;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `serde_json::Value`
[INFO] [stdout]   --> src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use serde_json::Value;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `wglib::count::count`
[INFO] [stdout]   --> src/main.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use wglib::count::count;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `proc_macro` has been stable since 1.29.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(proc_macro)]
[INFO] [stdout]   |            ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:17:43
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn handle_request(request: Request, send: Fn(FDServer, &str)) -> () {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn handle_request(request: Request, send: dyn Fn(FDServer, &str)) -> () {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/wglib/server.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 |     where F: Fn(Request, Fn(WGServer, &str)) -> ();
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 8 |     where F: Fn(Request, dyn Fn(WGServer, &str)) -> ();
[INFO] [stdout]   |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/wglib/server.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 |     where F: Fn(Request, Fn(WGServer, &str)) -> ();
[INFO] [stdout]   |                             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 8 |     where F: Fn(Request, Fn(dyn WGServer, &str)) -> ();
[INFO] [stdout]   |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/wglib/server.rs:19:68
[INFO] [stdout]    |
[INFO] [stdout] 19 |   pub fn poll<F>(&mut self, closure: F) -> () where F: Fn(Request, Fn(&str)) -> () {
[INFO] [stdout]    |                                                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 |   pub fn poll<F>(&mut self, closure: F) -> () where F: Fn(Request, dyn Fn(&str)) -> () {
[INFO] [stdout]    |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected function, tuple struct or tuple variant, found type parameter `F`
[INFO] [stdout]   --> src/wglib/server.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |   pub fn poll<F>(&mut self, closure: F) -> () where F: Fn(Request, Fn(&str)) -> () {
[INFO] [stdout]    |               - found this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 29 |     F(request, self.send);
[INFO] [stdout]    |     ^ not a function, tuple struct or tuple variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `register` in this scope
[INFO] [stdout]   --> src/wglib/request.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |   match register(filename) {
[INFO] [stdout]    |         ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0106, E0412, E0423, E0425, E0432, E0449, E0463, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:17:43
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn handle_request(request: Request, send: Fn(FDServer, &str)) -> () {
[INFO] [stdout]    |                                           ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 17 | fn handle_request(request: Request, send: dyn Fn(FDServer, &str)) -> () {
[INFO] [stdout]    |                                           +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/wglib/server.rs:8:26
[INFO] [stdout]   |
[INFO] [stdout] 8 |     where F: Fn(Request, Fn(WGServer, &str)) -> ();
[INFO] [stdout]   |                          ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 8 |     where F: Fn(Request, dyn Fn(WGServer, &str)) -> ();
[INFO] [stdout]   |                          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wgrep` (bin "wgrep" test) due to 15 previous errors; 11 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/wglib/server.rs:8:29
[INFO] [stdout]   |
[INFO] [stdout] 8 |     where F: Fn(Request, Fn(WGServer, &str)) -> ();
[INFO] [stdout]   |                             ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]   |
[INFO] [stdout] 8 |     where F: Fn(Request, Fn(dyn WGServer, &str)) -> ();
[INFO] [stdout]   |                             +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/wglib/server.rs:19:68
[INFO] [stdout]    |
[INFO] [stdout] 19 |   pub fn poll<F>(&mut self, closure: F) -> () where F: Fn(Request, Fn(&str)) -> () {
[INFO] [stdout]    |                                                                    ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is an object-safe trait, use `dyn`
[INFO] [stdout]    |
[INFO] [stdout] 19 |   pub fn poll<F>(&mut self, closure: F) -> () where F: Fn(Request, dyn Fn(&str)) -> () {
[INFO] [stdout]    |                                                                    +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0423]: expected function, tuple struct or tuple variant, found type parameter `F`
[INFO] [stdout]   --> src/wglib/server.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 19 |   pub fn poll<F>(&mut self, closure: F) -> () where F: Fn(Request, Fn(&str)) -> () {
[INFO] [stdout]    |               - found this type parameter
[INFO] [stdout] ...
[INFO] [stdout] 29 |     F(request, self.send);
[INFO] [stdout]    |     ^ not a function, tuple struct or tuple variant
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `register` in this scope
[INFO] [stdout]   --> src/wglib/request.rs:11:9
[INFO] [stdout]    |
[INFO] [stdout] 11 |   match register(filename) {
[INFO] [stdout]    |         ^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 14 previous errors; 11 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0106, E0412, E0423, E0425, E0432, E0449, E0463, E0603.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0106`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wgrep` (bin "wgrep") due to 15 previous errors; 11 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "d1474f01c6c0e6b599e22359165a68251dc492538ff742bb32d1d736fee7de78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1474f01c6c0e6b599e22359165a68251dc492538ff742bb32d1d736fee7de78", kill_on_drop: false }`
[INFO] [stdout] d1474f01c6c0e6b599e22359165a68251dc492538ff742bb32d1d736fee7de78
