[INFO] cloning repository https://github.com/gabrielhamel/rust-mc-ping-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gabrielhamel/rust-mc-ping-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrielhamel%2Frust-mc-ping-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrielhamel%2Frust-mc-ping-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a89309596ba5b3eff43db55bb5594f53fb6c64e
[INFO] testing gabrielhamel/rust-mc-ping-server against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgabrielhamel%2Frust-mc-ping-server" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gabrielhamel/rust-mc-ping-server on toolchain a7ce54db9b096bd1098d07c645b489195a667c9f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gabrielhamel/rust-mc-ping-server
[INFO] finished tweaking git repo https://github.com/gabrielhamel/rust-mc-ping-server
[INFO] tweaked toml for git repo https://github.com/gabrielhamel/rust-mc-ping-server written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/gabrielhamel/rust-mc-ping-server 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" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58f82474627f4b573f0cadd8910f471adf66f656e9a99638634835b1c697493b
[INFO] running `Command { std: "docker" "start" "-a" "58f82474627f4b573f0cadd8910f471adf66f656e9a99638634835b1c697493b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58f82474627f4b573f0cadd8910f471adf66f656e9a99638634835b1c697493b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f82474627f4b573f0cadd8910f471adf66f656e9a99638634835b1c697493b", kill_on_drop: false }`
[INFO] [stdout] 58f82474627f4b573f0cadd8910f471adf66f656e9a99638634835b1c697493b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e6c8d300e6b331f56586261084ccec783247c8581e2b29b9977babc6be54975
[INFO] running `Command { std: "docker" "start" "-a" "6e6c8d300e6b331f56586261084ccec783247c8581e2b29b9977babc6be54975", kill_on_drop: false }`
[INFO] [stderr]    Compiling mc_ping_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ushort` is never used
[INFO] [stdout]  --> src/protobuf/write.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl BufWriter {
[INFO] [stdout]   | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub fn ushort(&mut self, ushort: u16) {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "6e6c8d300e6b331f56586261084ccec783247c8581e2b29b9977babc6be54975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e6c8d300e6b331f56586261084ccec783247c8581e2b29b9977babc6be54975", kill_on_drop: false }`
[INFO] [stdout] 6e6c8d300e6b331f56586261084ccec783247c8581e2b29b9977babc6be54975
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87269dadb8d76518050a47b1ad96024e0cfc43c1b72970b438546c92eb640898
[INFO] running `Command { std: "docker" "start" "-a" "87269dadb8d76518050a47b1ad96024e0cfc43c1b72970b438546c92eb640898", kill_on_drop: false }`
[INFO] [stderr]    Compiling mc_ping_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/main.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `ushort` is never used
[INFO] [stdout]  --> src/protobuf/write.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | impl BufWriter {
[INFO] [stdout]   | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 8 |     pub fn ushort(&mut self, ushort: u16) {
[INFO] [stdout]   |            ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "87269dadb8d76518050a47b1ad96024e0cfc43c1b72970b438546c92eb640898", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87269dadb8d76518050a47b1ad96024e0cfc43c1b72970b438546c92eb640898", kill_on_drop: false }`
[INFO] [stdout] 87269dadb8d76518050a47b1ad96024e0cfc43c1b72970b438546c92eb640898
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+a7ce54db9b096bd1098d07c645b489195a667c9f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 220faa8df4bba8f48dfd5de924555a3425f53313010cb499f41189b904925a33
[INFO] running `Command { std: "docker" "start" "-a" "220faa8df4bba8f48dfd5de924555a3425f53313010cb499f41189b904925a33", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::ops::Add`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::ops::Add;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method `ushort` is never used
[INFO] [stderr]  --> src/protobuf/write.rs:8:12
[INFO] [stderr]   |
[INFO] [stderr] 3 | impl BufWriter {
[INFO] [stderr]   | -------------- method in this implementation
[INFO] [stderr] ...
[INFO] [stderr] 8 |     pub fn ushort(&mut self, ushort: u16) {
[INFO] [stderr]   |            ^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mc_ping_server` (bin "mc_ping_server" test) generated 2 warnings (run `cargo fix --bin "mc_ping_server" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mc_ping_server-f32fd7119ac7e16a)
[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" "220faa8df4bba8f48dfd5de924555a3425f53313010cb499f41189b904925a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "220faa8df4bba8f48dfd5de924555a3425f53313010cb499f41189b904925a33", kill_on_drop: false }`
[INFO] [stdout] 220faa8df4bba8f48dfd5de924555a3425f53313010cb499f41189b904925a33