[INFO] fetching crate the_tower 0.1.0...
[INFO] testing the_tower-0.1.0 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate the_tower 0.1.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate the_tower 0.1.0
[INFO] finished tweaking crates.io crate the_tower 0.1.0
[INFO] tweaked toml for crates.io crate the_tower 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate the_tower 0.1.0 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate the_tower 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d29a86fad831b433f9b73592ce1d8592f650c748f2b7bf6773e5af57bff3904d
[INFO] running `Command { std: "docker" "start" "-a" "d29a86fad831b433f9b73592ce1d8592f650c748f2b7bf6773e5af57bff3904d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d29a86fad831b433f9b73592ce1d8592f650c748f2b7bf6773e5af57bff3904d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d29a86fad831b433f9b73592ce1d8592f650c748f2b7bf6773e5af57bff3904d", kill_on_drop: false }`
[INFO] [stdout] d29a86fad831b433f9b73592ce1d8592f650c748f2b7bf6773e5af57bff3904d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de63c08a3032730b68c190c4cc9645242bd1e923c37fbf1a22d2c1db04898b4d
[INFO] running `Command { std: "docker" "start" "-a" "de63c08a3032730b68c190c4cc9645242bd1e923c37fbf1a22d2c1db04898b4d", kill_on_drop: false }`
[INFO] [stderr]    Compiling the_tower v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `trait_desc` is never read
[INFO] [stdout]  --> src/characters.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Character {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 5 |     pub name: String,
[INFO] [stdout] 6 |     pub trait_desc: String,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Character` 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 0.54s
[INFO] running `Command { std: "docker" "inspect" "de63c08a3032730b68c190c4cc9645242bd1e923c37fbf1a22d2c1db04898b4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de63c08a3032730b68c190c4cc9645242bd1e923c37fbf1a22d2c1db04898b4d", kill_on_drop: false }`
[INFO] [stdout] de63c08a3032730b68c190c4cc9645242bd1e923c37fbf1a22d2c1db04898b4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96200fa1d688e29bef2a46365763d4fb675ef044477723dbef91cacf01fe1a95
[INFO] running `Command { std: "docker" "start" "-a" "96200fa1d688e29bef2a46365763d4fb675ef044477723dbef91cacf01fe1a95", kill_on_drop: false }`
[INFO] [stderr]    Compiling the_tower v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `trait_desc` is never read
[INFO] [stdout]  --> src/characters.rs:6:9
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct Character {
[INFO] [stdout]   |            --------- field in this struct
[INFO] [stdout] 5 |     pub name: String,
[INFO] [stdout] 6 |     pub trait_desc: String,
[INFO] [stdout]   |         ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `Character` 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 0.34s
[INFO] running `Command { std: "docker" "inspect" "96200fa1d688e29bef2a46365763d4fb675ef044477723dbef91cacf01fe1a95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96200fa1d688e29bef2a46365763d4fb675ef044477723dbef91cacf01fe1a95", kill_on_drop: false }`
[INFO] [stdout] 96200fa1d688e29bef2a46365763d4fb675ef044477723dbef91cacf01fe1a95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 28b739278eff49856679299edb6a2c2026e60a3489024edfcea07af2c4df6f89
[INFO] running `Command { std: "docker" "start" "-a" "28b739278eff49856679299edb6a2c2026e60a3489024edfcea07af2c4df6f89", kill_on_drop: false }`
[INFO] [stderr] warning: field `trait_desc` is never read
[INFO] [stderr]  --> src/characters.rs:6:9
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Character {
[INFO] [stderr]   |            --------- field in this struct
[INFO] [stderr] 5 |     pub name: String,
[INFO] [stderr] 6 |     pub trait_desc: String,
[INFO] [stderr]   |         ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `Character` 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: `the_tower` (bin "the_tower" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/the_tower-b9da7db64e8ccb3b)
[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" "28b739278eff49856679299edb6a2c2026e60a3489024edfcea07af2c4df6f89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28b739278eff49856679299edb6a2c2026e60a3489024edfcea07af2c4df6f89", kill_on_drop: false }`
[INFO] [stdout] 28b739278eff49856679299edb6a2c2026e60a3489024edfcea07af2c4df6f89