[INFO] fetching crate fireengine 0.1.0...
[INFO] testing fireengine-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate fireengine 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate fireengine 0.1.0
[INFO] finished tweaking crates.io crate fireengine 0.1.0
[INFO] tweaked toml for crates.io crate fireengine 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate fireengine 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate fireengine 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f762f416296b0d14e00caf35c77b5270df310c568fb73d41bf2b2bc644cef494
[INFO] running `Command { std: "docker" "start" "-a" "f762f416296b0d14e00caf35c77b5270df310c568fb73d41bf2b2bc644cef494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f762f416296b0d14e00caf35c77b5270df310c568fb73d41bf2b2bc644cef494", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f762f416296b0d14e00caf35c77b5270df310c568fb73d41bf2b2bc644cef494", kill_on_drop: false }`
[INFO] [stdout] f762f416296b0d14e00caf35c77b5270df310c568fb73d41bf2b2bc644cef494
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0985c3c20d4c93edb2475dcf5f703d66358c9831a0ea21fe03e264a45ba35357
[INFO] running `Command { std: "docker" "start" "-a" "0985c3c20d4c93edb2475dcf5f703d66358c9831a0ea21fe03e264a45ba35357", kill_on_drop: false }`
[INFO] [stderr]    Compiling fireengine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `version` and `name` are never read
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct ProgramInfo {
[INFO] [stdout]   |        ----------- fields in this struct
[INFO] [stdout] 3 |     version: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 4 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ProgramInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "0985c3c20d4c93edb2475dcf5f703d66358c9831a0ea21fe03e264a45ba35357", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0985c3c20d4c93edb2475dcf5f703d66358c9831a0ea21fe03e264a45ba35357", kill_on_drop: false }`
[INFO] [stdout] 0985c3c20d4c93edb2475dcf5f703d66358c9831a0ea21fe03e264a45ba35357
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b8cd9edaf5b7593e8711efe65d5366270a9c857bff4a2fa720c1b46d150bd51b
[INFO] running `Command { std: "docker" "start" "-a" "b8cd9edaf5b7593e8711efe65d5366270a9c857bff4a2fa720c1b46d150bd51b", kill_on_drop: false }`
[INFO] [stderr]    Compiling fireengine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `version` and `name` are never read
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct ProgramInfo {
[INFO] [stdout]   |        ----------- fields in this struct
[INFO] [stdout] 3 |     version: String,
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout] 4 |     name: String,
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `ProgramInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "b8cd9edaf5b7593e8711efe65d5366270a9c857bff4a2fa720c1b46d150bd51b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8cd9edaf5b7593e8711efe65d5366270a9c857bff4a2fa720c1b46d150bd51b", kill_on_drop: false }`
[INFO] [stdout] b8cd9edaf5b7593e8711efe65d5366270a9c857bff4a2fa720c1b46d150bd51b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 91ebb2766c500933fb3d5864a0612b418b21e5d657e9ccf426a230a8abe1a2ae
[INFO] running `Command { std: "docker" "start" "-a" "91ebb2766c500933fb3d5864a0612b418b21e5d657e9ccf426a230a8abe1a2ae", kill_on_drop: false }`
[INFO] [stderr] warning: fields `version` and `name` are never read
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | struct ProgramInfo {
[INFO] [stderr]   |        ----------- fields in this struct
[INFO] [stderr] 3 |     version: String,
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 4 |     name: String,
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `ProgramInfo` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `fireengine` (bin "fireengine" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/fireengine-93b7125e17635a17)
[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" "91ebb2766c500933fb3d5864a0612b418b21e5d657e9ccf426a230a8abe1a2ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91ebb2766c500933fb3d5864a0612b418b21e5d657e9ccf426a230a8abe1a2ae", kill_on_drop: false }`
[INFO] [stdout] 91ebb2766c500933fb3d5864a0612b418b21e5d657e9ccf426a230a8abe1a2ae