[INFO] cloning repository https://github.com/vi/moshudp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vi/moshudp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvi%2Fmoshudp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvi%2Fmoshudp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8798c59efa0636f86628ef18cff29dfee4bed7f3
[INFO] testing vi/moshudp 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%2Fvi%2Fmoshudp" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/vi/moshudp
[INFO] finished tweaking git repo https://github.com/vi/moshudp
[INFO] tweaked toml for git repo https://github.com/vi/moshudp written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vi/moshudp 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/vi/moshudp 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 }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gumdrop v0.8.1
[INFO] [stderr]   Downloaded argh_shared v0.1.7
[INFO] [stderr]   Downloaded argh_derive v0.1.7
[INFO] [stderr]   Downloaded chacha20 v0.8.1
[INFO] [stderr]   Downloaded argh v0.1.7
[INFO] [stderr]   Downloaded gumdrop_derive v0.8.1
[INFO] [stderr]   Downloaded chacha20poly1305 v0.9.0
[INFO] [stderr]   Downloaded nix v0.23.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3150cf707e1c873d0e710773bc147c9652e9cd5f29a0b81842d12c092b8edca3
[INFO] running `Command { std: "docker" "start" "-a" "3150cf707e1c873d0e710773bc147c9652e9cd5f29a0b81842d12c092b8edca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3150cf707e1c873d0e710773bc147c9652e9cd5f29a0b81842d12c092b8edca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3150cf707e1c873d0e710773bc147c9652e9cd5f29a0b81842d12c092b8edca3", kill_on_drop: false }`
[INFO] [stdout] 3150cf707e1c873d0e710773bc147c9652e9cd5f29a0b81842d12c092b8edca3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 00cd219126d5cfc3d9365a64fe4e670266552997568cc33b0a3ff28cf8e4bcd0
[INFO] running `Command { std: "docker" "start" "-a" "00cd219126d5cfc3d9365a64fe4e670266552997568cc33b0a3ff28cf8e4bcd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling argh_shared v0.1.7
[INFO] [stderr]    Compiling zeroize v1.4.3
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]    Compiling universal-hash v0.4.1
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling aead v0.4.3
[INFO] [stderr]    Compiling poly1305 v0.7.2
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling chacha20 v0.8.1
[INFO] [stderr]    Compiling chacha20poly1305 v0.9.0
[INFO] [stderr]    Compiling nix v0.23.1
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling gumdrop_derive v0.8.1
[INFO] [stderr]    Compiling argh_derive v0.1.7
[INFO] [stderr]    Compiling gumdrop v0.8.1
[INFO] [stderr]    Compiling argh v0.1.7
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling moshudp v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/server.rs:167:35
[INFO] [stdout]     |
[INFO] [stdout] 167 |                         Ok(sz) => (&buf[..sz]),
[INFO] [stdout]     |                                   ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -                         Ok(sz) => (&buf[..sz]),
[INFO] [stdout] 167 +                         Ok(sz) => &buf[..sz],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.45s
[INFO] running `Command { std: "docker" "inspect" "00cd219126d5cfc3d9365a64fe4e670266552997568cc33b0a3ff28cf8e4bcd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "00cd219126d5cfc3d9365a64fe4e670266552997568cc33b0a3ff28cf8e4bcd0", kill_on_drop: false }`
[INFO] [stdout] 00cd219126d5cfc3d9365a64fe4e670266552997568cc33b0a3ff28cf8e4bcd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] fede15c595e80adcfa9e953ab805d95629ba57466434c63fbf65756e3f7e4b89
[INFO] running `Command { std: "docker" "start" "-a" "fede15c595e80adcfa9e953ab805d95629ba57466434c63fbf65756e3f7e4b89", kill_on_drop: false }`
[INFO] [stderr]    Compiling moshudp v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around match arm expression
[INFO] [stdout]    --> src/server.rs:167:35
[INFO] [stdout]     |
[INFO] [stdout] 167 |                         Ok(sz) => (&buf[..sz]),
[INFO] [stdout]     |                                   ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 167 -                         Ok(sz) => (&buf[..sz]),
[INFO] [stdout] 167 +                         Ok(sz) => &buf[..sz],
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.85s
[INFO] running `Command { std: "docker" "inspect" "fede15c595e80adcfa9e953ab805d95629ba57466434c63fbf65756e3f7e4b89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fede15c595e80adcfa9e953ab805d95629ba57466434c63fbf65756e3f7e4b89", kill_on_drop: false }`
[INFO] [stdout] fede15c595e80adcfa9e953ab805d95629ba57466434c63fbf65756e3f7e4b89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] eb7549a28a0ae8cfa2bb79e170abe77c38ee85da58de869d5c674b21e2c1d2e5
[INFO] running `Command { std: "docker" "start" "-a" "eb7549a28a0ae8cfa2bb79e170abe77c38ee85da58de869d5c674b21e2c1d2e5", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around match arm expression
[INFO] [stderr]    --> src/server.rs:167:35
[INFO] [stderr]     |
[INFO] [stderr] 167 |                         Ok(sz) => (&buf[..sz]),
[INFO] [stderr]     |                                   ^          ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 167 -                         Ok(sz) => (&buf[..sz]),
[INFO] [stderr] 167 +                         Ok(sz) => &buf[..sz],
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `moshudp` (bin "moshudp" test) generated 1 warning (run `cargo fix --bin "moshudp" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/moshudp-724c829ce0488bdb)
[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" "eb7549a28a0ae8cfa2bb79e170abe77c38ee85da58de869d5c674b21e2c1d2e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb7549a28a0ae8cfa2bb79e170abe77c38ee85da58de869d5c674b21e2c1d2e5", kill_on_drop: false }`
[INFO] [stdout] eb7549a28a0ae8cfa2bb79e170abe77c38ee85da58de869d5c674b21e2c1d2e5