[INFO] cloning repository https://github.com/ThePrimeagen/this-isnt-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ThePrimeagen/this-isnt-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePrimeagen%2Fthis-isnt-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePrimeagen%2Fthis-isnt-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 63cb1c89613977d87e9011bed897af2ddc9d2466
[INFO] testing ThePrimeagen/this-isnt-rust against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FThePrimeagen%2Fthis-isnt-rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ThePrimeagen/this-isnt-rust
[INFO] finished tweaking git repo https://github.com/ThePrimeagen/this-isnt-rust
[INFO] tweaked toml for git repo https://github.com/ThePrimeagen/this-isnt-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ThePrimeagen/this-isnt-rust on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ThePrimeagen/this-isnt-rust 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8827830ae06257d2395f87976e57275675f79ecf99798d2af3b8e90930d1a1b6
[INFO] running `Command { std: "docker" "start" "-a" "8827830ae06257d2395f87976e57275675f79ecf99798d2af3b8e90930d1a1b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8827830ae06257d2395f87976e57275675f79ecf99798d2af3b8e90930d1a1b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8827830ae06257d2395f87976e57275675f79ecf99798d2af3b8e90930d1a1b6", kill_on_drop: false }`
[INFO] [stdout] 8827830ae06257d2395f87976e57275675f79ecf99798d2af3b8e90930d1a1b6
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] d33f3e6d4d1d8963d4ef68f47bdd3cf9419b8ace81d8545c59851510063f3eec
[INFO] running `Command { std: "docker" "start" "-a" "d33f3e6d4d1d8963d4ef68f47bdd3cf9419b8ace81d8545c59851510063f3eec", kill_on_drop: false }`
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[INFO] [stderr]    Compiling num_cpus v1.13.1
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[INFO] [stderr]    Compiling tokio-timer v0.2.13
[INFO] [stderr]    Compiling tokio-current-thread v0.1.7
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[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling anyhow v1.0.62
[INFO] [stderr]    Compiling tokio v0.1.22
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling unwrap v1.2.1
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling future-utils v0.12.1
[INFO] [stderr]    Compiling futures-macro v0.3.23
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling thiserror v1.0.32
[INFO] [stderr]    Compiling tungstenite v0.17.3
[INFO] [stderr]    Compiling futures-executor v0.3.23
[INFO] [stderr]    Compiling futures v0.3.23
[INFO] [stderr]    Compiling tokio-tungstenite v0.17.2
[INFO] [stderr]    Compiling this-isnt-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ops::Index`
[INFO] [stdout]  --> src/bin/server.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     ops::Index,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/bin/server.rs:34:20
[INFO] [stdout]    |
[INFO] [stdout] 34 |         if let Err(e) = writer.send(Message::text(msg)).await {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/server.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 | async fn handle_connection(mut stream: TcpStream, mut rx: Rx) {
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "d33f3e6d4d1d8963d4ef68f47bdd3cf9419b8ace81d8545c59851510063f3eec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d33f3e6d4d1d8963d4ef68f47bdd3cf9419b8ace81d8545c59851510063f3eec", kill_on_drop: false }`
[INFO] [stdout] d33f3e6d4d1d8963d4ef68f47bdd3cf9419b8ace81d8545c59851510063f3eec
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 66c16121ac1676c73b1d0ea33da9c63d9c31410ed234ee5ef215933995404230
[INFO] running `Command { std: "docker" "start" "-a" "66c16121ac1676c73b1d0ea33da9c63d9c31410ed234ee5ef215933995404230", kill_on_drop: false }`
[INFO] [stderr]    Compiling this-isnt-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `ops::Index`
[INFO] [stdout]  --> src/bin/server.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     ops::Index,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/bin/server.rs:34:20
[INFO] [stdout]    |
[INFO] [stdout] 34 |         if let Err(e) = writer.send(Message::text(msg)).await {
[INFO] [stdout]    |                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/bin/server.rs:22:28
[INFO] [stdout]    |
[INFO] [stdout] 22 | async fn handle_connection(mut stream: TcpStream, mut rx: Rx) {
[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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "66c16121ac1676c73b1d0ea33da9c63d9c31410ed234ee5ef215933995404230", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66c16121ac1676c73b1d0ea33da9c63d9c31410ed234ee5ef215933995404230", kill_on_drop: false }`
[INFO] [stdout] 66c16121ac1676c73b1d0ea33da9c63d9c31410ed234ee5ef215933995404230
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 8c52f5fb6642022c2639830b835ad0ebbf18f54b07a44b5cf7616ff71ab94595
[INFO] running `Command { std: "docker" "start" "-a" "8c52f5fb6642022c2639830b835ad0ebbf18f54b07a44b5cf7616ff71ab94595", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `ops::Index`
[INFO] [stderr]  --> src/bin/server.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     ops::Index,
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `e`
[INFO] [stderr]   --> src/bin/server.rs:34:20
[INFO] [stderr]    |
[INFO] [stderr] 34 |         if let Err(e) = writer.send(Message::text(msg)).await {
[INFO] [stderr]    |                    ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/bin/server.rs:22:28
[INFO] [stderr]    |
[INFO] [stderr] 22 | async fn handle_connection(mut stream: TcpStream, mut rx: Rx) {
[INFO] [stderr]    |                            ----^^^^^^
[INFO] [stderr]    |                            |
[INFO] [stderr]    |                            help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `this-isnt-rust` (bin "server" test) generated 3 warnings (run `cargo fix --bin "server" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests src/bin/server.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/server-8bd6ae2b2cac80f1)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8c52f5fb6642022c2639830b835ad0ebbf18f54b07a44b5cf7616ff71ab94595", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c52f5fb6642022c2639830b835ad0ebbf18f54b07a44b5cf7616ff71ab94595", kill_on_drop: false }`
[INFO] [stdout] 8c52f5fb6642022c2639830b835ad0ebbf18f54b07a44b5cf7616ff71ab94595