[INFO] cloning repository https://github.com/toidiu/talk_rust_2093
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/toidiu/talk_rust_2093" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoidiu%2Ftalk_rust_2093", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoidiu%2Ftalk_rust_2093'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a7ad5b55a8620d45588a427aca31290ce8cef0fd
[INFO] checking toidiu/talk_rust_2093/a7ad5b55a8620d45588a427aca31290ce8cef0fd against master#4068bafedd8ba724e332a5221c06a6fa531a30d2 for pr-146978
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftoidiu%2Ftalk_rust_2093" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/toidiu/talk_rust_2093
[INFO] finished tweaking git repo https://github.com/toidiu/talk_rust_2093
[INFO] tweaked toml for git repo https://github.com/toidiu/talk_rust_2093 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/toidiu/talk_rust_2093 on toolchain 4068bafedd8ba724e332a5221c06a6fa531a30d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4068bafedd8ba724e332a5221c06a6fa531a30d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/toidiu/talk_rust_2093 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" "+4068bafedd8ba724e332a5221c06a6fa531a30d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: /workspace/builds/worker-2-tc1/source/lib/infer/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: /workspace/builds/worker-2-tc1/source/lib/explicit/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: /workspace/builds/worker-2-tc1/source/bin/present/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4068bafedd8ba724e332a5221c06a6fa531a30d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0f6ef746a89304a70c0e26b9a466fc1ac58d0a6458be983ab6d4f799b5e8f32d
[INFO] running `Command { std: "docker" "start" "-a" "0f6ef746a89304a70c0e26b9a466fc1ac58d0a6458be983ab6d4f799b5e8f32d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f6ef746a89304a70c0e26b9a466fc1ac58d0a6458be983ab6d4f799b5e8f32d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f6ef746a89304a70c0e26b9a466fc1ac58d0a6458be983ab6d4f799b5e8f32d", kill_on_drop: false }`
[INFO] [stdout] 0f6ef746a89304a70c0e26b9a466fc1ac58d0a6458be983ab6d4f799b5e8f32d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4068bafedd8ba724e332a5221c06a6fa531a30d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41fb15673ace3cc66e173e944b238347305ad0ba838269369914ab76b19e7486
[INFO] running `Command { std: "docker" "start" "-a" "41fb15673ace3cc66e173e944b238347305ad0ba838269369914ab76b19e7486", kill_on_drop: false }`
[INFO] [stderr] warning: /opt/rustwide/workdir/lib/infer/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: /opt/rustwide/workdir/lib/explicit/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: /opt/rustwide/workdir/bin/present/Cargo.toml: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]     Checking infer v0.1.0 (/opt/rustwide/workdir/lib/infer)
[INFO] [stderr]     Checking explicit v0.1.0 (/opt/rustwide/workdir/lib/explicit)
[INFO] [stdout] warning: the feature `infer_outlives_requirements` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> lib/infer/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(infer_outlives_requirements)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Foo` is never constructed
[INFO] [stdout]  --> lib/infer/src/lib.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Foo<'a, T> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Foo` is never constructed
[INFO] [stdout]  --> lib/explicit/src/lib.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Foo<'a, T>
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Foo` is never constructed
[INFO] [stdout]  --> lib/explicit/src/lib.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct Foo<'a, T>
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the feature `infer_outlives_requirements` has been stable since 1.30.0 and no longer requires an attribute to enable
[INFO] [stdout]  --> lib/infer/src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(infer_outlives_requirements)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(stable_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Foo` is never constructed
[INFO] [stdout]  --> lib/infer/src/lib.rs:3:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | struct Foo<'a, T> {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking present v0.1.0 (/opt/rustwide/workdir/bin/present)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "41fb15673ace3cc66e173e944b238347305ad0ba838269369914ab76b19e7486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41fb15673ace3cc66e173e944b238347305ad0ba838269369914ab76b19e7486", kill_on_drop: false }`
[INFO] [stdout] 41fb15673ace3cc66e173e944b238347305ad0ba838269369914ab76b19e7486