[INFO] cloning repository https://github.com/vincentg/tokio_tftpserver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vincentg/tokio_tftpserver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincentg%2Ftokio_tftpserver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincentg%2Ftokio_tftpserver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66822f1a38e388422452f530728391af79d512bb
[INFO] testing vincentg/tokio_tftpserver against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvincentg%2Ftokio_tftpserver" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/vincentg/tokio_tftpserver 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/vincentg/tokio_tftpserver
[INFO] finished tweaking git repo https://github.com/vincentg/tokio_tftpserver
[INFO] tweaked toml for git repo https://github.com/vincentg/tokio_tftpserver written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/vincentg/tokio_tftpserver 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded privdrop v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8676dd20afcef6671c5d961859b78805f26f2dd23c6749302f2a2bfe8ff1c74e
[INFO] running `Command { std: "docker" "start" "-a" "8676dd20afcef6671c5d961859b78805f26f2dd23c6749302f2a2bfe8ff1c74e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8676dd20afcef6671c5d961859b78805f26f2dd23c6749302f2a2bfe8ff1c74e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8676dd20afcef6671c5d961859b78805f26f2dd23c6749302f2a2bfe8ff1c74e", kill_on_drop: false }`
[INFO] [stdout] 8676dd20afcef6671c5d961859b78805f26f2dd23c6749302f2a2bfe8ff1c74e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 8ac2a03d842fa07bbd455d713cbe8647bc378c4f609e42d36e3a8d25c8b0ba6b
[INFO] running `Command { std: "docker" "start" "-a" "8ac2a03d842fa07bbd455d713cbe8647bc378c4f609e42d36e3a8d25c8b0ba6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling nix v0.19.1
[INFO] [stderr]    Compiling mio v0.7.11
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling privdrop v0.5.0
[INFO] [stderr]    Compiling tokio_tftpserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/tftp.rs:251:38
[INFO] [stdout]     |
[INFO] [stdout] 251 |    pub fn process_buffer(buf: &[u8], size: usize) -> Command {
[INFO] [stdout]     |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.95s
[INFO] running `Command { std: "docker" "inspect" "8ac2a03d842fa07bbd455d713cbe8647bc378c4f609e42d36e3a8d25c8b0ba6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ac2a03d842fa07bbd455d713cbe8647bc378c4f609e42d36e3a8d25c8b0ba6b", kill_on_drop: false }`
[INFO] [stdout] 8ac2a03d842fa07bbd455d713cbe8647bc378c4f609e42d36e3a8d25c8b0ba6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 44b4cd6f5c55487d5de59aa0990c52d0e2cd1d9b01398145c1e75d2383cbc92b
[INFO] running `Command { std: "docker" "start" "-a" "44b4cd6f5c55487d5de59aa0990c52d0e2cd1d9b01398145c1e75d2383cbc92b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio_tftpserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `size`
[INFO] [stdout]    --> src/tftp.rs:251:38
[INFO] [stdout]     |
[INFO] [stdout] 251 |    pub fn process_buffer(buf: &[u8], size: usize) -> Command {
[INFO] [stdout]     |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "44b4cd6f5c55487d5de59aa0990c52d0e2cd1d9b01398145c1e75d2383cbc92b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44b4cd6f5c55487d5de59aa0990c52d0e2cd1d9b01398145c1e75d2383cbc92b", kill_on_drop: false }`
[INFO] [stdout] 44b4cd6f5c55487d5de59aa0990c52d0e2cd1d9b01398145c1e75d2383cbc92b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 58cac35f69c6e565f76c231cf494e9ac623e06afecffef2250c4621c56a56981
[INFO] running `Command { std: "docker" "start" "-a" "58cac35f69c6e565f76c231cf494e9ac623e06afecffef2250c4621c56a56981", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `size`
[INFO] [stderr]    --> src/tftp.rs:251:38
[INFO] [stderr]     |
[INFO] [stderr] 251 |    pub fn process_buffer(buf: &[u8], size: usize) -> Command {
[INFO] [stderr]     |                                      ^^^^ help: if this is intentional, prefix it with an underscore: `_size`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_tftpserver-c05208eea307e123)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tftp::test::recv_ack ... ok
[INFO] [stdout] test tftp::test::recv_data ... ok
[INFO] [stdout] test tftp::test::recv_error ... ok
[INFO] [stdout] test tftp::test::recv_invalid ... ok
[INFO] [stdout] test tftp::test::recv_rrq ... ok
[INFO] [stdout] test tftp::test::recv_wrq ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "58cac35f69c6e565f76c231cf494e9ac623e06afecffef2250c4621c56a56981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58cac35f69c6e565f76c231cf494e9ac623e06afecffef2250c4621c56a56981", kill_on_drop: false }`
[INFO] [stdout] 58cac35f69c6e565f76c231cf494e9ac623e06afecffef2250c4621c56a56981