[INFO] cloning repository https://github.com/jack-greenberg/lantenna
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jack-greenberg/lantenna" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjack-greenberg%2Flantenna", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjack-greenberg%2Flantenna'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 915fbd6d7664db3a341db35395ac60800478e4a4
[INFO] testing jack-greenberg/lantenna against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjack-greenberg%2Flantenna" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jack-greenberg/lantenna on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jack-greenberg/lantenna
[INFO] finished tweaking git repo https://github.com/jack-greenberg/lantenna
[INFO] tweaked toml for git repo https://github.com/jack-greenberg/lantenna written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] crate git repo https://github.com/jack-greenberg/lantenna already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62f5de8fab71d4e9d1046239d5fde7cbc16f070604a89992785415c9fddc358c
[INFO] running `Command { std: "docker" "start" "-a" "62f5de8fab71d4e9d1046239d5fde7cbc16f070604a89992785415c9fddc358c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62f5de8fab71d4e9d1046239d5fde7cbc16f070604a89992785415c9fddc358c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62f5de8fab71d4e9d1046239d5fde7cbc16f070604a89992785415c9fddc358c", kill_on_drop: false }`
[INFO] [stdout] 62f5de8fab71d4e9d1046239d5fde7cbc16f070604a89992785415c9fddc358c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad9a0ea59d407bf6243e926480dc85d973321a05f445e417356ee859d47d413d
[INFO] running `Command { std: "docker" "start" "-a" "ad9a0ea59d407bf6243e926480dc85d973321a05f445e417356ee859d47d413d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling serde_json v1.0.70
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling os_str_bytes v4.2.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde-hjson v0.9.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling config v0.11.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.5
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling clap v3.0.0-beta.5
[INFO] [stderr]    Compiling lantenna v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 | /             match args.value_of("INPUT") {
[INFO] [stdout] 32 | |                 Some(file) => send(&socket, &target, std::fs::read(file).unwrap()),
[INFO] [stdout] 33 | |                 None => {
[INFO] [stdout] 34 | |                     let mut v = Vec::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |                 }
[INFO] [stdout] 38 | |             };
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.92s
[INFO] running `Command { std: "docker" "inspect" "ad9a0ea59d407bf6243e926480dc85d973321a05f445e417356ee859d47d413d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad9a0ea59d407bf6243e926480dc85d973321a05f445e417356ee859d47d413d", kill_on_drop: false }`
[INFO] [stdout] ad9a0ea59d407bf6243e926480dc85d973321a05f445e417356ee859d47d413d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2dd736d89901a4eeb9f141b738fcf2e2fedf59f22b9835d92710e8c77a27a84e
[INFO] running `Command { std: "docker" "start" "-a" "2dd736d89901a4eeb9f141b738fcf2e2fedf59f22b9835d92710e8c77a27a84e", kill_on_drop: false }`
[INFO] [stderr]    Compiling lantenna v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:31:13
[INFO] [stdout]    |
[INFO] [stdout] 31 | /             match args.value_of("INPUT") {
[INFO] [stdout] 32 | |                 Some(file) => send(&socket, &target, std::fs::read(file).unwrap()),
[INFO] [stdout] 33 | |                 None => {
[INFO] [stdout] 34 | |                     let mut v = Vec::new();
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |                 }
[INFO] [stdout] 38 | |             };
[INFO] [stdout]    | |______________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/lantenna-6e308a55c00816cf)
[INFO] running `Command { std: "docker" "inspect" "2dd736d89901a4eeb9f141b738fcf2e2fedf59f22b9835d92710e8c77a27a84e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2dd736d89901a4eeb9f141b738fcf2e2fedf59f22b9835d92710e8c77a27a84e", kill_on_drop: false }`
[INFO] [stdout] 2dd736d89901a4eeb9f141b738fcf2e2fedf59f22b9835d92710e8c77a27a84e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a60443969da1b0fee52be1a83067817745e5fee6306ef02534852f76e275fdf6
[INFO] running `Command { std: "docker" "start" "-a" "a60443969da1b0fee52be1a83067817745e5fee6306ef02534852f76e275fdf6", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/main.rs:31:13
[INFO] [stderr]    |
[INFO] [stderr] 31 | /             match args.value_of("INPUT") {
[INFO] [stderr] 32 | |                 Some(file) => send(&socket, &target, std::fs::read(file).unwrap()),
[INFO] [stderr] 33 | |                 None => {
[INFO] [stderr] 34 | |                     let mut v = Vec::new();
[INFO] [stderr] ...  |
[INFO] [stderr] 37 | |                 }
[INFO] [stderr] 38 | |             };
[INFO] [stderr]    | |______________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `lantenna` (bin "lantenna" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lantenna-6e308a55c00816cf)
[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" "a60443969da1b0fee52be1a83067817745e5fee6306ef02534852f76e275fdf6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a60443969da1b0fee52be1a83067817745e5fee6306ef02534852f76e275fdf6", kill_on_drop: false }`
[INFO] [stdout] a60443969da1b0fee52be1a83067817745e5fee6306ef02534852f76e275fdf6