[INFO] cloning repository https://github.com/shmutalov/LearnRust-abstract_factory
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/shmutalov/LearnRust-abstract_factory" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshmutalov%2FLearnRust-abstract_factory", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshmutalov%2FLearnRust-abstract_factory'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8c9c796f61e596805d2b728a3993e7b53e4a21bd
[INFO] checking shmutalov/LearnRust-abstract_factory against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fshmutalov%2FLearnRust-abstract_factory" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/shmutalov/LearnRust-abstract_factory on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/shmutalov/LearnRust-abstract_factory
[INFO] finished tweaking git repo https://github.com/shmutalov/LearnRust-abstract_factory
[INFO] tweaked toml for git repo https://github.com/shmutalov/LearnRust-abstract_factory written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/shmutalov/LearnRust-abstract_factory already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 614ac4570c1ef14f962701966f1f42fe9cdd37b63952864f574e2abc6ed3199b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "614ac4570c1ef14f962701966f1f42fe9cdd37b63952864f574e2abc6ed3199b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "614ac4570c1ef14f962701966f1f42fe9cdd37b63952864f574e2abc6ed3199b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "614ac4570c1ef14f962701966f1f42fe9cdd37b63952864f574e2abc6ed3199b", kill_on_drop: false }`
[INFO] [stdout] 614ac4570c1ef14f962701966f1f42fe9cdd37b63952864f574e2abc6ed3199b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb10021c3719a8fe1379f74016d39097d3dd3996787d394727e07c9ff3f93bfc
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eb10021c3719a8fe1379f74016d39097d3dd3996787d394727e07c9ff3f93bfc", kill_on_drop: false }`
[INFO] [stderr]     Checking abstract_factory v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/protocols/protocol_factory.rs:9:59
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn get_protocol(proto_type: ProtocolTypes) -> Box<Protocol> {
[INFO] [stdout]   |                                                           ^^^^^^^^ help: use `dyn`: `dyn Protocol`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/protocols/protocol_factory.rs:9:59
[INFO] [stdout]   |
[INFO] [stdout] 9 |     pub fn get_protocol(proto_type: ProtocolTypes) -> Box<Protocol> {
[INFO] [stdout]   |                                                           ^^^^^^^^ help: use `dyn`: `dyn Protocol`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]   = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]   = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "eb10021c3719a8fe1379f74016d39097d3dd3996787d394727e07c9ff3f93bfc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb10021c3719a8fe1379f74016d39097d3dd3996787d394727e07c9ff3f93bfc", kill_on_drop: false }`
[INFO] [stdout] eb10021c3719a8fe1379f74016d39097d3dd3996787d394727e07c9ff3f93bfc