[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] testing FranklinChen/baker-samefringe-rust against beta-2020-07-24 for beta-1.46-1
[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 beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "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" "+beta-2020-07-24" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6047a57d4c616ed9b2d35ad416be8ac64434e7b9d04c2d16d68ae4836a4878dc
[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" "6047a57d4c616ed9b2d35ad416be8ac64434e7b9d04c2d16d68ae4836a4878dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6047a57d4c616ed9b2d35ad416be8ac64434e7b9d04c2d16d68ae4836a4878dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6047a57d4c616ed9b2d35ad416be8ac64434e7b9d04c2d16d68ae4836a4878dc", kill_on_drop: false }`
[INFO] [stdout] 6047a57d4c616ed9b2d35ad416be8ac64434e7b9d04c2d16d68ae4836a4878dc
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d04e887110c3675f2cb8ed9017685e794c61cba62eaaf38e783256494818082
[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" "3d04e887110c3675f2cb8ed9017685e794c61cba62eaaf38e783256494818082", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "3d04e887110c3675f2cb8ed9017685e794c61cba62eaaf38e783256494818082", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d04e887110c3675f2cb8ed9017685e794c61cba62eaaf38e783256494818082", kill_on_drop: false }`
[INFO] [stdout] 3d04e887110c3675f2cb8ed9017685e794c61cba62eaaf38e783256494818082
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9d89f344d75bfc16af1ed6a1a724fb6b7bef523584f9573e2731c8f7f7984b1
[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" "a9d89f344d75bfc16af1ed6a1a724fb6b7bef523584f9573e2731c8f7f7984b1", kill_on_drop: false }`
[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] [stderr]    Compiling 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: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "a9d89f344d75bfc16af1ed6a1a724fb6b7bef523584f9573e2731c8f7f7984b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9d89f344d75bfc16af1ed6a1a724fb6b7bef523584f9573e2731c8f7f7984b1", kill_on_drop: false }`
[INFO] [stdout] a9d89f344d75bfc16af1ed6a1a724fb6b7bef523584f9573e2731c8f7f7984b1
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 17a5420abde0607145be9ce984dd2d4605ae157a36d249e037b2094c2763423f
[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" "17a5420abde0607145be9ce984dd2d4605ae157a36d249e037b2094c2763423f", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/algorithm/continuations.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct Generator<'a, T: 'a>(&'a Fn(&Consumer<T>) -> bool);
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Consumer<T>) -> bool`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithm/continuations.rs:15:32
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct Consumer<'a, T: 'a>(&'a Fn(Option<(&T, &Generator<T>)>) -> bool);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Option<(&T, &Generator<T>)>) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/algorithm/continuations.rs:9:33
[INFO] [stderr]   |
[INFO] [stderr] 9 | struct Generator<'a, T: 'a>(&'a Fn(&Consumer<T>) -> bool);
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&Consumer<T>) -> bool`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/algorithm/continuations.rs:15:32
[INFO] [stderr]    |
[INFO] [stderr] 15 | struct Consumer<'a, T: 'a>(&'a Fn(Option<(&T, &Generator<T>)>) -> bool);
[INFO] [stderr]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Option<(&T, &Generator<T>)>) -> bool`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/baker_samefringe_rust-064c633b837f7fc7
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test immutable::test::internal_fold_works ... ok
[INFO] [stdout] test immutable::test::map_into_works ... ok
[INFO] [stdout] test algorithm::continuations::test::different_shapes_different_fringe ... ok
[INFO] [stdout] test iterators::test::iteration_with_mutation ... ok
[INFO] [stdout] test algorithm::continuations::test::different_shapes_same_fringe ... ok
[INFO] [stdout] test algorithm::iterators::test::different_shapes_different_fringe ... ok
[INFO] [stdout] test immutable::test::map_works ... ok
[INFO] [stdout] test algorithm::iterators::test::different_shapes_same_fringe ... ok
[INFO] [stdout] test iterators::test::iteration_is_in_order ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests baker-samefringe-rust
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "17a5420abde0607145be9ce984dd2d4605ae157a36d249e037b2094c2763423f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17a5420abde0607145be9ce984dd2d4605ae157a36d249e037b2094c2763423f", kill_on_drop: false }`
[INFO] [stdout] 17a5420abde0607145be9ce984dd2d4605ae157a36d249e037b2094c2763423f