[INFO] cloning repository https://github.com/antoineduez/abyss
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/antoineduez/abyss" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoineduez%2Fabyss", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoineduez%2Fabyss'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb2d1b928035ebbdc3e2e901e8c0b7a907d10aad
[INFO] testing antoineduez/abyss against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fantoineduez%2Fabyss" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/antoineduez/abyss on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/antoineduez/abyss
[INFO] finished tweaking git repo https://github.com/antoineduez/abyss
[INFO] tweaked toml for git repo https://github.com/antoineduez/abyss written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/antoineduez/abyss already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1b841a523e5400faa6b9e6b9197d67658b4c95b8cdc84a5cb8adb15caa1386ea
[INFO] running `Command { std: "docker" "start" "-a" "1b841a523e5400faa6b9e6b9197d67658b4c95b8cdc84a5cb8adb15caa1386ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1b841a523e5400faa6b9e6b9197d67658b4c95b8cdc84a5cb8adb15caa1386ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b841a523e5400faa6b9e6b9197d67658b4c95b8cdc84a5cb8adb15caa1386ea", kill_on_drop: false }`
[INFO] [stdout] 1b841a523e5400faa6b9e6b9197d67658b4c95b8cdc84a5cb8adb15caa1386ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32d10f167a36330b8db098a4f9a045d31628042e58cbd73ed24ea494f8c964ef
[INFO] running `Command { std: "docker" "start" "-a" "32d10f167a36330b8db098a4f9a045d31628042e58cbd73ed24ea494f8c964ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling abyss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `buffer`
[INFO] [stdout]  --> src/network/packet_manager.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     buffer: Vec<u8>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/network/packet_manager.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         self.stream.read(&mut header);
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/network/packet_manager.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             self.stream.read(&mut octet);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "32d10f167a36330b8db098a4f9a045d31628042e58cbd73ed24ea494f8c964ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32d10f167a36330b8db098a4f9a045d31628042e58cbd73ed24ea494f8c964ef", kill_on_drop: false }`
[INFO] [stdout] 32d10f167a36330b8db098a4f9a045d31628042e58cbd73ed24ea494f8c964ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa5828425c818e94cd7b6abe55f37103818adf1dd3f7d05179c49bc642ee1afb
[INFO] running `Command { std: "docker" "start" "-a" "aa5828425c818e94cd7b6abe55f37103818adf1dd3f7d05179c49bc642ee1afb", kill_on_drop: false }`
[INFO] [stderr]    Compiling abyss v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `buffer`
[INFO] [stdout]  --> src/network/packet_manager.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     buffer: Vec<u8>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/network/packet_manager.rs:18:9
[INFO] [stdout]    |
[INFO] [stdout] 18 |         self.stream.read(&mut header);
[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: unused `Result` that must be used
[INFO] [stdout]   --> src/network/packet_manager.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             self.stream.read(&mut octet);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] running `Command { std: "docker" "inspect" "aa5828425c818e94cd7b6abe55f37103818adf1dd3f7d05179c49bc642ee1afb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa5828425c818e94cd7b6abe55f37103818adf1dd3f7d05179c49bc642ee1afb", kill_on_drop: false }`
[INFO] [stdout] aa5828425c818e94cd7b6abe55f37103818adf1dd3f7d05179c49bc642ee1afb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a28e953452b2a0dac745c66bae86faf583b0f33ab2a1ce2c762a44af3d75f3c4
[INFO] running `Command { std: "docker" "start" "-a" "a28e953452b2a0dac745c66bae86faf583b0f33ab2a1ce2c762a44af3d75f3c4", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `buffer`
[INFO] [stderr]  --> src/network/packet_manager.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     buffer: Vec<u8>,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/network/packet_manager.rs:18:9
[INFO] [stderr]    |
[INFO] [stderr] 18 |         self.stream.read(&mut header);
[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: unused `Result` that must be used
[INFO] [stderr]   --> src/network/packet_manager.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |             self.stream.read(&mut octet);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/abyss-5b082d59822b0d2a)
[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" "a28e953452b2a0dac745c66bae86faf583b0f33ab2a1ce2c762a44af3d75f3c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a28e953452b2a0dac745c66bae86faf583b0f33ab2a1ce2c762a44af3d75f3c4", kill_on_drop: false }`
[INFO] [stdout] a28e953452b2a0dac745c66bae86faf583b0f33ab2a1ce2c762a44af3d75f3c4