[INFO] fetching crate machinae 0.1.0...
[INFO] testing machinae-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate machinae 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate machinae 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate machinae 0.1.0
[INFO] finished tweaking crates.io crate machinae 0.1.0
[INFO] tweaked toml for crates.io crate machinae 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 236ed67071de10b7a210919df83d14fa8b727a03229efde8513c2eb67e106c6e
[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" "236ed67071de10b7a210919df83d14fa8b727a03229efde8513c2eb67e106c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "236ed67071de10b7a210919df83d14fa8b727a03229efde8513c2eb67e106c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "236ed67071de10b7a210919df83d14fa8b727a03229efde8513c2eb67e106c6e", kill_on_drop: false }`
[INFO] [stdout] 236ed67071de10b7a210919df83d14fa8b727a03229efde8513c2eb67e106c6e
[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=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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dc4ec8797c52e4460957e6a33429a8adefc769b96ef151af8c69b459afc9ecb1
[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" "dc4ec8797c52e4460957e6a33429a8adefc769b96ef151af8c69b459afc9ecb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling machinae v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:66:58
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub type DynMachine<A, E, F> = StateMachine<A, E, F, Box<DynState<A, E, F>>>;
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:69:48
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub type DynResult<A, E, F> = Result<Trans<Box<DynState<A, E, F>>>, E>;
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stdout]    |
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:139:38
[INFO] [stdout]     |
[INFO] [stdout] 139 | impl<A, E, F> State<A, E, F> for Box<DynState<A, E, F>> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stdout]     |
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "dc4ec8797c52e4460957e6a33429a8adefc769b96ef151af8c69b459afc9ecb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc4ec8797c52e4460957e6a33429a8adefc769b96ef151af8c69b459afc9ecb1", kill_on_drop: false }`
[INFO] [stdout] dc4ec8797c52e4460957e6a33429a8adefc769b96ef151af8c69b459afc9ecb1
[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=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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c8568475688af527316413635f93d6df4fd1ed5ff4ba22e5996b46ed97096a20
[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" "c8568475688af527316413635f93d6df4fd1ed5ff4ba22e5996b46ed97096a20", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:66:58
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub type DynMachine<A, E, F> = StateMachine<A, E, F, Box<DynState<A, E, F>>>;
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling machinae v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:69:48
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub type DynResult<A, E, F> = Result<Trans<Box<DynState<A, E, F>>>, E>;
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stdout]    |
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:139:38
[INFO] [stdout]     |
[INFO] [stdout] 139 | impl<A, E, F> State<A, E, F> for Box<DynState<A, E, F>> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stdout]     |
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:66:58
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub type DynMachine<A, E, F> = StateMachine<A, E, F, Box<DynState<A, E, F>>>;
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/lib.rs:69:48
[INFO] [stdout]    |
[INFO] [stdout] 69 | pub type DynResult<A, E, F> = Result<Trans<Box<DynState<A, E, F>>>, E>;
[INFO] [stdout]    |                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stdout]    |
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:139:38
[INFO] [stdout]     |
[INFO] [stdout] 139 | impl<A, E, F> State<A, E, F> for Box<DynState<A, E, F>> {
[INFO] [stdout]     |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stdout]     |
[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 <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "c8568475688af527316413635f93d6df4fd1ed5ff4ba22e5996b46ed97096a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8568475688af527316413635f93d6df4fd1ed5ff4ba22e5996b46ed97096a20", kill_on_drop: false }`
[INFO] [stdout] c8568475688af527316413635f93d6df4fd1ed5ff4ba22e5996b46ed97096a20
[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=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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 981e95235c37a8759981b69b4fc4afdce80cbae7b194c432c60444990b97553f
[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" "981e95235c37a8759981b69b4fc4afdce80cbae7b194c432c60444990b97553f", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:66:58
[INFO] [stderr]    |
[INFO] [stderr] 66 | pub type DynMachine<A, E, F> = StateMachine<A, E, F, Box<DynState<A, E, F>>>;
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:69:48
[INFO] [stderr]    |
[INFO] [stderr] 69 | pub type DynResult<A, E, F> = Result<Trans<Box<DynState<A, E, F>>>, E>;
[INFO] [stderr]    |                                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:139:38
[INFO] [stderr]     |
[INFO] [stderr] 139 | impl<A, E, F> State<A, E, F> for Box<DynState<A, E, F>> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn DynState<A, E, F>`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] 
[INFO] [stderr] warning: `machinae` (lib) generated 3 warnings
[INFO] [stderr] warning: `machinae` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/machinae-e74af86ee4be9369)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests machinae
[INFO] [stdout] test tests::start_and_stop ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - StateMachine<A, E, F, S>::stop (line 393) ... ok
[INFO] [stdout] test src/lib.rs - StateMachine<Ref<A>, E, F, S>::stop (line 385) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.19s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "981e95235c37a8759981b69b4fc4afdce80cbae7b194c432c60444990b97553f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "981e95235c37a8759981b69b4fc4afdce80cbae7b194c432c60444990b97553f", kill_on_drop: false }`
[INFO] [stdout] 981e95235c37a8759981b69b4fc4afdce80cbae7b194c432c60444990b97553f