[INFO] cloning repository https://github.com/sheganinans/rust-assoc-type-talk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sheganinans/rust-assoc-type-talk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsheganinans%2Frust-assoc-type-talk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsheganinans%2Frust-assoc-type-talk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 93f177a1a531105afe792959f74c90bb4904fc83
[INFO] testing sheganinans/rust-assoc-type-talk against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsheganinans%2Frust-assoc-type-talk" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sheganinans/rust-assoc-type-talk on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sheganinans/rust-assoc-type-talk
[INFO] finished tweaking git repo https://github.com/sheganinans/rust-assoc-type-talk
[INFO] tweaked toml for git repo https://github.com/sheganinans/rust-assoc-type-talk written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/sheganinans/rust-assoc-type-talk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0f11ca0af5e7361c0d92e102b7758504e5d94ed50f8a1bf7f2f9cb955376937a
[INFO] running `Command { std: "docker" "start" "-a" "0f11ca0af5e7361c0d92e102b7758504e5d94ed50f8a1bf7f2f9cb955376937a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0f11ca0af5e7361c0d92e102b7758504e5d94ed50f8a1bf7f2f9cb955376937a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f11ca0af5e7361c0d92e102b7758504e5d94ed50f8a1bf7f2f9cb955376937a", kill_on_drop: false }`
[INFO] [stdout] 0f11ca0af5e7361c0d92e102b7758504e5d94ed50f8a1bf7f2f9cb955376937a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efab15d7fb45a64e8985625a07112109455c26f28b6dbb67778ab336a517cf45
[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" "efab15d7fb45a64e8985625a07112109455c26f28b6dbb67778ab336a517cf45", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-assoc-type-talk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/step1.rs:19:28
[INFO] [stdout]    |
[INFO] [stdout] 19 | fn print_num_legs(animal: &Animal) {
[INFO] [stdout]    |                            ^^^^^^ help: use `dyn`: `dyn Animal`
[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] error[E0119]: conflicting implementations of trait `std::ops::Add` for type `step7::Point`
[INFO] [stdout]   --> src/step7.rs:34:1
[INFO] [stdout]    |
[INFO] [stdout] 26 | impl Add for Point {
[INFO] [stdout]    | ------------------ first implementation here
[INFO] [stdout] ...
[INFO] [stdout] 34 | impl Add for Point {
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^ conflicting implementation for `step7::Point`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0119`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-assoc-type-talk` due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "efab15d7fb45a64e8985625a07112109455c26f28b6dbb67778ab336a517cf45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efab15d7fb45a64e8985625a07112109455c26f28b6dbb67778ab336a517cf45", kill_on_drop: false }`
[INFO] [stdout] efab15d7fb45a64e8985625a07112109455c26f28b6dbb67778ab336a517cf45