[INFO] fetching crate ig_learn_rust 0.1.0...
[INFO] testing ig_learn_rust-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate ig_learn_rust 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ig_learn_rust 0.1.0
[INFO] finished tweaking crates.io crate ig_learn_rust 0.1.0
[INFO] tweaked toml for crates.io crate ig_learn_rust 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ig_learn_rust 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ig_learn_rust 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c960789934452681dfcd7602488091a934e9c8efba3c85f0b6bd6cc438d64e96
[INFO] running `Command { std: "docker" "start" "-a" "c960789934452681dfcd7602488091a934e9c8efba3c85f0b6bd6cc438d64e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c960789934452681dfcd7602488091a934e9c8efba3c85f0b6bd6cc438d64e96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c960789934452681dfcd7602488091a934e9c8efba3c85f0b6bd6cc438d64e96", kill_on_drop: false }`
[INFO] [stdout] c960789934452681dfcd7602488091a934e9c8efba3c85f0b6bd6cc438d64e96
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42e59cfd50231feda1e9f3374730fdb9094ef1d07eba49c6274ce03a115dc8b8
[INFO] running `Command { std: "docker" "start" "-a" "42e59cfd50231feda1e9f3374730fdb9094ef1d07eba49c6274ce03a115dc8b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling ig_learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `get_largest` is never used
[INFO] [stdout]   --> src/main.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn get_largest<T: PartialOrd + Copy>(numbers: Vec<T>) -> T {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[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 0.25s
[INFO] running `Command { std: "docker" "inspect" "42e59cfd50231feda1e9f3374730fdb9094ef1d07eba49c6274ce03a115dc8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e59cfd50231feda1e9f3374730fdb9094ef1d07eba49c6274ce03a115dc8b8", kill_on_drop: false }`
[INFO] [stdout] 42e59cfd50231feda1e9f3374730fdb9094ef1d07eba49c6274ce03a115dc8b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38b111d10788f51e3e9a7a48193033631b9d3989b63950474dba355295f6b652
[INFO] running `Command { std: "docker" "start" "-a" "38b111d10788f51e3e9a7a48193033631b9d3989b63950474dba355295f6b652", kill_on_drop: false }`
[INFO] [stderr]    Compiling ig_learn_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `get_largest` is never used
[INFO] [stdout]   --> src/main.rs:74:4
[INFO] [stdout]    |
[INFO] [stdout] 74 | fn get_largest<T: PartialOrd + Copy>(numbers: Vec<T>) -> T {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[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 0.28s
[INFO] running `Command { std: "docker" "inspect" "38b111d10788f51e3e9a7a48193033631b9d3989b63950474dba355295f6b652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38b111d10788f51e3e9a7a48193033631b9d3989b63950474dba355295f6b652", kill_on_drop: false }`
[INFO] [stdout] 38b111d10788f51e3e9a7a48193033631b9d3989b63950474dba355295f6b652
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df83586320aed9bf3d31d6e7f4ff4df3bf2ed0e4f1e7257938f8598c6d555f0e
[INFO] running `Command { std: "docker" "start" "-a" "df83586320aed9bf3d31d6e7f4ff4df3bf2ed0e4f1e7257938f8598c6d555f0e", kill_on_drop: false }`
[INFO] [stderr] warning: function `get_largest` is never used
[INFO] [stderr]   --> src/main.rs:74:4
[INFO] [stderr]    |
[INFO] [stderr] 74 | fn get_largest<T: PartialOrd + Copy>(numbers: Vec<T>) -> T {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ig_learn_rust` (bin "ig_learn_rust" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ig_learn_rust-a32458d18d442b55)
[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" "df83586320aed9bf3d31d6e7f4ff4df3bf2ed0e4f1e7257938f8598c6d555f0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df83586320aed9bf3d31d6e7f4ff4df3bf2ed0e4f1e7257938f8598c6d555f0e", kill_on_drop: false }`
[INFO] [stdout] df83586320aed9bf3d31d6e7f4ff4df3bf2ed0e4f1e7257938f8598c6d555f0e