[INFO] cloning repository https://github.com/korewaChino/ifm-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/korewaChino/ifm-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkorewaChino%2Fifm-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkorewaChino%2Fifm-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b0a47742854e6828912b4af0d4a07327a8fb6f5
[INFO] testing korewaChino/ifm-rs against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FkorewaChino%2Fifm-rs" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/korewaChino/ifm-rs on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/korewaChino/ifm-rs
[INFO] finished tweaking git repo https://github.com/korewaChino/ifm-rs
[INFO] tweaked toml for git repo https://github.com/korewaChino/ifm-rs written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/korewaChino/ifm-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded packet v0.1.4
[INFO] [stderr]   Downloaded hwaddr v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d88acba1999278522acdde69dcbeda0f2f097f1663f6d2b91d9be904e81c7a31
[INFO] running `Command { std: "docker" "start" "-a" "d88acba1999278522acdde69dcbeda0f2f097f1663f6d2b91d9be904e81c7a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d88acba1999278522acdde69dcbeda0f2f097f1663f6d2b91d9be904e81c7a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d88acba1999278522acdde69dcbeda0f2f097f1663f6d2b91d9be904e81c7a31", kill_on_drop: false }`
[INFO] [stdout] d88acba1999278522acdde69dcbeda0f2f097f1663f6d2b91d9be904e81c7a31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08039f60d3f27c4a456ed540095ca6fcf3a022263a7d04b8676fffb522ee15ef
[INFO] running `Command { std: "docker" "start" "-a" "08039f60d3f27c4a456ed540095ca6fcf3a022263a7d04b8676fffb522ee15ef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling siphasher v0.3.9
[INFO] [stderr]    Compiling hwaddr v0.1.7
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling packet v0.1.4
[INFO] [stderr]    Compiling ifmproto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 let mut pair = pair.split_once("#");
[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] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut pair = pair.split_once("-");
[INFO] [stdout]    |                     ----^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.02s
[INFO] running `Command { std: "docker" "inspect" "08039f60d3f27c4a456ed540095ca6fcf3a022263a7d04b8676fffb522ee15ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08039f60d3f27c4a456ed540095ca6fcf3a022263a7d04b8676fffb522ee15ef", kill_on_drop: false }`
[INFO] [stdout] 08039f60d3f27c4a456ed540095ca6fcf3a022263a7d04b8676fffb522ee15ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d2e8427d2e5840f3360b005e63e3f59bd44e4dd3d76287e691ca0889c68156ef
[INFO] running `Command { std: "docker" "start" "-a" "d2e8427d2e5840f3360b005e63e3f59bd44e4dd3d76287e691ca0889c68156ef", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ifmproto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:27:21
[INFO] [stdout]    |
[INFO] [stdout] 27 |                 let mut pair = pair.split_once("#");
[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] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let mut pair = pair.split_once("-");
[INFO] [stdout]    |                     ----^^^^
[INFO] [stdout]    |                     |
[INFO] [stdout]    |                     help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "d2e8427d2e5840f3360b005e63e3f59bd44e4dd3d76287e691ca0889c68156ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2e8427d2e5840f3360b005e63e3f59bd44e4dd3d76287e691ca0889c68156ef", kill_on_drop: false }`
[INFO] [stdout] d2e8427d2e5840f3360b005e63e3f59bd44e4dd3d76287e691ca0889c68156ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0d07efb58ada0ccbc2e9088564e4537c55769192be72d96638c69856100b29ea
[INFO] running `Command { std: "docker" "start" "-a" "0d07efb58ada0ccbc2e9088564e4537c55769192be72d96638c69856100b29ea", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:27:21
[INFO] [stderr]    |
[INFO] [stderr] 27 |                 let mut pair = pair.split_once("#");
[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: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:38:21
[INFO] [stderr]    |
[INFO] [stderr] 38 |                 let mut pair = pair.split_once("-");
[INFO] [stderr]    |                     ----^^^^
[INFO] [stderr]    |                     |
[INFO] [stderr]    |                     help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `ifmproto` (bin "ifmproto" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ifmproto-052dbe125e22f9f6)
[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" "0d07efb58ada0ccbc2e9088564e4537c55769192be72d96638c69856100b29ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d07efb58ada0ccbc2e9088564e4537c55769192be72d96638c69856100b29ea", kill_on_drop: false }`
[INFO] [stdout] 0d07efb58ada0ccbc2e9088564e4537c55769192be72d96638c69856100b29ea