[INFO] fetching crate rust_runnables 0.2.0...
[INFO] testing rust_runnables-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rust_runnables 0.2.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rust_runnables 0.2.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rust_runnables 0.2.0
[INFO] finished tweaking crates.io crate rust_runnables 0.2.0
[INFO] tweaked toml for crates.io crate rust_runnables 0.2.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 44f536afe216f48a9a104659960e9c60a2d1d9b7fc8f2f39ece43290756c4f38
[INFO] running `Command { std: "docker" "start" "-a" "44f536afe216f48a9a104659960e9c60a2d1d9b7fc8f2f39ece43290756c4f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44f536afe216f48a9a104659960e9c60a2d1d9b7fc8f2f39ece43290756c4f38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44f536afe216f48a9a104659960e9c60a2d1d9b7fc8f2f39ece43290756c4f38", kill_on_drop: false }`
[INFO] [stdout] 44f536afe216f48a9a104659960e9c60a2d1d9b7fc8f2f39ece43290756c4f38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--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] e46538a3c508e07b077d6a714032cbf3389ae55fec5b8f73a8a5a547d8aba3a8
[INFO] running `Command { std: "docker" "start" "-a" "e46538a3c508e07b077d6a714032cbf3389ae55fec5b8f73a8a5a547d8aba3a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_runnables v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "e46538a3c508e07b077d6a714032cbf3389ae55fec5b8f73a8a5a547d8aba3a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e46538a3c508e07b077d6a714032cbf3389ae55fec5b8f73a8a5a547d8aba3a8", kill_on_drop: false }`
[INFO] [stdout] e46538a3c508e07b077d6a714032cbf3389ae55fec5b8f73a8a5a547d8aba3a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 165f4734e6ec197a82e889579fd696327987c39579048b7957d4d2b82bb52956
[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" "165f4734e6ec197a82e889579fd696327987c39579048b7957d4d2b82bb52956", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_runnables v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:139:31
[INFO] [stdout]     |
[INFO] [stdout] 139 |         closure_field: &'life Fn(),
[INFO] [stdout]     |                               ^^^^ help: use `dyn`: `dyn Fn()`
[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/lib.rs:143:31
[INFO] [stdout]     |
[INFO] [stdout] 143 |         closure_field: &'life Fn() -> i32,
[INFO] [stdout]     |                               ^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> i32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "165f4734e6ec197a82e889579fd696327987c39579048b7957d4d2b82bb52956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "165f4734e6ec197a82e889579fd696327987c39579048b7957d4d2b82bb52956", kill_on_drop: false }`
[INFO] [stdout] 165f4734e6ec197a82e889579fd696327987c39579048b7957d4d2b82bb52956
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83d218b1d6b450806384418ce5954f64b3daac783387b8b1f02b2997e94eb430
[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" "83d218b1d6b450806384418ce5954f64b3daac783387b8b1f02b2997e94eb430", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:139:31
[INFO] [stderr]     |
[INFO] [stderr] 139 |         closure_field: &'life Fn(),
[INFO] [stderr]     |                               ^^^^ help: use `dyn`: `dyn Fn()`
[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/lib.rs:143:31
[INFO] [stderr]     |
[INFO] [stderr] 143 |         closure_field: &'life Fn() -> i32,
[INFO] [stderr]     |                               ^^^^^^^^^^^ help: use `dyn`: `dyn Fn() -> i32`
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_runnables-b64ffec5bc9bc9a2
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::callable_can_be_called ... ok
[INFO] [stdout] test tests::runnable_passed_as_closure ... ok
[INFO] [stdout] test tests::runnable_can_run ... ok
[INFO] [stdout] test tests::callable_passed_as_closure ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rust_runnables
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - Callable (line 63) ... ok
[INFO] [stdout] test src/lib.rs - Runnable (line 19) ... ok
[INFO] [stdout] test src/lib.rs - Runnable (line 37) ... ok
[INFO] [stdout] test src/lib.rs - Callable (line 77) ... ok
[INFO] [stdout] test src/lib.rs - Runnable (line 7) ... ok
[INFO] [stdout] test src/lib.rs - Callable (line 97) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "83d218b1d6b450806384418ce5954f64b3daac783387b8b1f02b2997e94eb430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83d218b1d6b450806384418ce5954f64b3daac783387b8b1f02b2997e94eb430", kill_on_drop: false }`
[INFO] [stdout] 83d218b1d6b450806384418ce5954f64b3daac783387b8b1f02b2997e94eb430