[INFO] cloning repository https://github.com/dommyrock/tcp_hijack
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dommyrock/tcp_hijack" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdommyrock%2Ftcp_hijack", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdommyrock%2Ftcp_hijack'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84996d772936153c18bb99021fc06f9f45f9bbfc
[INFO] testing dommyrock/tcp_hijack against try#a7ce54db9b096bd1098d07c645b489195a667c9f for pr-137940
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdommyrock%2Ftcp_hijack" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dommyrock/tcp_hijack 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/dommyrock/tcp_hijack
[INFO] finished tweaking git repo https://github.com/dommyrock/tcp_hijack
[INFO] tweaked toml for git repo https://github.com/dommyrock/tcp_hijack written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/dommyrock/tcp_hijack 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6bb64dba536d7b3e959be62cfe6520c189ce857e6b872e844dfb95a90d3a8896
[INFO] running `Command { std: "docker" "start" "-a" "6bb64dba536d7b3e959be62cfe6520c189ce857e6b872e844dfb95a90d3a8896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bb64dba536d7b3e959be62cfe6520c189ce857e6b872e844dfb95a90d3a8896", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb64dba536d7b3e959be62cfe6520c189ce857e6b872e844dfb95a90d3a8896", kill_on_drop: false }`
[INFO] [stdout] 6bb64dba536d7b3e959be62cfe6520c189ce857e6b872e844dfb95a90d3a8896
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 6c26654f9d05c57d46875413e9e49d05436b2c14f350e9d779605f2cab5ffb6b
[INFO] running `Command { std: "docker" "start" "-a" "6c26654f9d05c57d46875413e9e49d05436b2c14f350e9d779605f2cab5ffb6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp_hijack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sl`
[INFO] [stdout]   --> src/main.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let sl = fields[0];
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_sl`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx_queue`
[INFO] [stdout]   --> src/main.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 let tx_queue = i32::from_str_radix(fields[4], 16).unwrap();
[INFO] [stdout]    |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tx_queue`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx_queue`
[INFO] [stdout]   --> src/main.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 let rx_queue = i32::from_str_radix(fields[5], 16).unwrap();
[INFO] [stdout]    |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rx_queue`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]   --> src/main.rs:48:21
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 let tr = i32::from_str_radix(fields[6], 16).unwrap();
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tm_when`
[INFO] [stdout]   --> src/main.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let tm_when = i32::from_str_radix(fields[7], 16).unwrap();
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tm_when`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `retrnsmt`
[INFO] [stdout]   --> src/main.rs:50:21
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 let retrnsmt = i32::from_str_radix(fields[8], 16).unwrap();
[INFO] [stdout]    |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_retrnsmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timeout`
[INFO] [stdout]   --> src/main.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let timeout = i32::from_str_radix(fields[10], 16).unwrap();
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `numconns` is never read
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct TCPList {
[INFO] [stdout]   |        ------- field in this struct
[INFO] [stdout] 7 |     conns: Vec<TCPConn>,
[INFO] [stdout] 8 |     numconns: usize,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `uid` is never read
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct TCPConn {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     uid: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "6c26654f9d05c57d46875413e9e49d05436b2c14f350e9d779605f2cab5ffb6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c26654f9d05c57d46875413e9e49d05436b2c14f350e9d779605f2cab5ffb6b", kill_on_drop: false }`
[INFO] [stdout] 6c26654f9d05c57d46875413e9e49d05436b2c14f350e9d779605f2cab5ffb6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 448ea6692d91fd1c91cd65506449d59c9014e4138351166a7862b205c158e7aa
[INFO] running `Command { std: "docker" "start" "-a" "448ea6692d91fd1c91cd65506449d59c9014e4138351166a7862b205c158e7aa", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp_hijack v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sl`
[INFO] [stdout]   --> src/main.rs:38:21
[INFO] [stdout]    |
[INFO] [stdout] 38 |                 let sl = fields[0];
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_sl`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tx_queue`
[INFO] [stdout]   --> src/main.rs:46:21
[INFO] [stdout]    |
[INFO] [stdout] 46 |                 let tx_queue = i32::from_str_radix(fields[4], 16).unwrap();
[INFO] [stdout]    |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tx_queue`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rx_queue`
[INFO] [stdout]   --> src/main.rs:47:21
[INFO] [stdout]    |
[INFO] [stdout] 47 |                 let rx_queue = i32::from_str_radix(fields[5], 16).unwrap();
[INFO] [stdout]    |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rx_queue`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tr`
[INFO] [stdout]   --> src/main.rs:48:21
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 let tr = i32::from_str_radix(fields[6], 16).unwrap();
[INFO] [stdout]    |                     ^^ help: if this is intentional, prefix it with an underscore: `_tr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `tm_when`
[INFO] [stdout]   --> src/main.rs:49:21
[INFO] [stdout]    |
[INFO] [stdout] 49 |                 let tm_when = i32::from_str_radix(fields[7], 16).unwrap();
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_tm_when`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `retrnsmt`
[INFO] [stdout]   --> src/main.rs:50:21
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 let retrnsmt = i32::from_str_radix(fields[8], 16).unwrap();
[INFO] [stdout]    |                     ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_retrnsmt`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `timeout`
[INFO] [stdout]   --> src/main.rs:52:21
[INFO] [stdout]    |
[INFO] [stdout] 52 |                 let timeout = i32::from_str_radix(fields[10], 16).unwrap();
[INFO] [stdout]    |                     ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_timeout`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `numconns` is never read
[INFO] [stdout]  --> src/main.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | struct TCPList {
[INFO] [stdout]   |        ------- field in this struct
[INFO] [stdout] 7 |     conns: Vec<TCPConn>,
[INFO] [stdout] 8 |     numconns: usize,
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `uid` is never read
[INFO] [stdout]   --> src/main.rs:17:5
[INFO] [stdout]    |
[INFO] [stdout] 11 | struct TCPConn {
[INFO] [stdout]    |        ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 17 |     uid: u32,
[INFO] [stdout]    |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not parse/generate dep info at: /opt/rustwide/target/debug/deps/tcp_hijack-005f67dadefdd845.d
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to write `/opt/rustwide/target/debug/.fingerprint/tcp_hijack-005f67dadefdd845/dep-test-bin-tcp_hijack`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] running `Command { std: "docker" "inspect" "448ea6692d91fd1c91cd65506449d59c9014e4138351166a7862b205c158e7aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "448ea6692d91fd1c91cd65506449d59c9014e4138351166a7862b205c158e7aa", kill_on_drop: false }`
[INFO] [stdout] 448ea6692d91fd1c91cd65506449d59c9014e4138351166a7862b205c158e7aa