[INFO] cloning repository https://github.com/FranklinChen/baker-samefringe-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/FranklinChen/baker-samefringe-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranklinChen%2Fbaker-samefringe-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranklinChen%2Fbaker-samefringe-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ababe2474a14033a21a039955aef4cb5584f4eb
[INFO] checking FranklinChen/baker-samefringe-rust against master#0dce3f606e05cffab7361c132a399d3550ab0df8 for pr-78376
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FFranklinChen%2Fbaker-samefringe-rust" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/FranklinChen/baker-samefringe-rust on toolchain 0dce3f606e05cffab7361c132a399d3550ab0df8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/FranklinChen/baker-samefringe-rust
[INFO] finished tweaking git repo https://github.com/FranklinChen/baker-samefringe-rust
[INFO] tweaked toml for git repo https://github.com/FranklinChen/baker-samefringe-rust written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/FranklinChen/baker-samefringe-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4183dd772acb0ed6ef04d23558b27cd9280e8f1f0277a3cbc220922e1a0fe03
[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" "b4183dd772acb0ed6ef04d23558b27cd9280e8f1f0277a3cbc220922e1a0fe03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4183dd772acb0ed6ef04d23558b27cd9280e8f1f0277a3cbc220922e1a0fe03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4183dd772acb0ed6ef04d23558b27cd9280e8f1f0277a3cbc220922e1a0fe03", kill_on_drop: false }`
[INFO] [stdout] b4183dd772acb0ed6ef04d23558b27cd9280e8f1f0277a3cbc220922e1a0fe03
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+0dce3f606e05cffab7361c132a399d3550ab0df8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 6831628b0cba93e0828b38a5bc3283baa4d5a59104c2b66f26a94f9c8b709ce1
[INFO] running `Command { std: "docker" "start" "-a" "6831628b0cba93e0828b38a5bc3283baa4d5a59104c2b66f26a94f9c8b709ce1", kill_on_drop: false }`
[INFO] [stderr]     Checking baker-samefringe-rust v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/algorithm/continuations.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Generator<'a, T: 'a>(&'a Fn(&Consumer<T>) -> bool);
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Consumer<T>) -> bool`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/algorithm/continuations.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Consumer<'a, T: 'a>(&'a Fn(Option<(&T, &Generator<T>)>) -> bool);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Option<(&T, &Generator<T>)>) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/algorithm/continuations.rs:9:33
[INFO] [stdout]   |
[INFO] [stdout] 9 | struct Generator<'a, T: 'a>(&'a Fn(&Consumer<T>) -> bool);
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Consumer<T>) -> bool`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/algorithm/continuations.rs:15:32
[INFO] [stdout]    |
[INFO] [stdout] 15 | struct Consumer<'a, T: 'a>(&'a Fn(Option<(&T, &Generator<T>)>) -> bool);
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Option<(&T, &Generator<T>)>) -> bool`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "6831628b0cba93e0828b38a5bc3283baa4d5a59104c2b66f26a94f9c8b709ce1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6831628b0cba93e0828b38a5bc3283baa4d5a59104c2b66f26a94f9c8b709ce1", kill_on_drop: false }`
[INFO] [stdout] 6831628b0cba93e0828b38a5bc3283baa4d5a59104c2b66f26a94f9c8b709ce1