[INFO] fetching crate plugin-test-api 0.1.2...
[INFO] testing plugin-test-api-0.1.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate plugin-test-api 0.1.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate plugin-test-api 0.1.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate plugin-test-api 0.1.2
[INFO] finished tweaking crates.io crate plugin-test-api 0.1.2
[INFO] tweaked toml for crates.io crate plugin-test-api 0.1.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8ac536d9fb12b8c32c9542b2d7f8bdf3fc1738a75d66acae2cebd0972968d79
[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" "f8ac536d9fb12b8c32c9542b2d7f8bdf3fc1738a75d66acae2cebd0972968d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8ac536d9fb12b8c32c9542b2d7f8bdf3fc1738a75d66acae2cebd0972968d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8ac536d9fb12b8c32c9542b2d7f8bdf3fc1738a75d66acae2cebd0972968d79", kill_on_drop: false }`
[INFO] [stdout] f8ac536d9fb12b8c32c9542b2d7f8bdf3fc1738a75d66acae2cebd0972968d79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea64f6b917c58493d7d29cfd6753f40016191cd1a6e4b46d8f209550bdde95f6
[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" "ea64f6b917c58493d7d29cfd6753f40016191cd1a6e4b46d8f209550bdde95f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling plugin-test-api v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 |   fn get_instance(&self) -> Box<SayHello>;
[INFO] [stdout]   |                                 ^^^^^^^^ help: use `dyn`: `dyn SayHello`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.21s
[INFO] running `Command { std: "docker" "inspect" "ea64f6b917c58493d7d29cfd6753f40016191cd1a6e4b46d8f209550bdde95f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea64f6b917c58493d7d29cfd6753f40016191cd1a6e4b46d8f209550bdde95f6", kill_on_drop: false }`
[INFO] [stdout] ea64f6b917c58493d7d29cfd6753f40016191cd1a6e4b46d8f209550bdde95f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "test" "--frozen" "--no-run" "--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] 2066aaa685ce6c9fdab28c4a8b6dfe35a9ac0bce74ae6530a40c968b3513a2a5
[INFO] running `Command { std: "docker" "start" "-a" "2066aaa685ce6c9fdab28c4a8b6dfe35a9ac0bce74ae6530a40c968b3513a2a5", kill_on_drop: false }`
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 |   fn get_instance(&self) -> Box<SayHello>;
[INFO] [stdout]   |                                 ^^^^^^^^ help: use `dyn`: `dyn SayHello`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling plugin-test-api v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib.rs:4:33
[INFO] [stdout]   |
[INFO] [stdout] 4 |   fn get_instance(&self) -> Box<SayHello>;
[INFO] [stdout]   |                                 ^^^^^^^^ help: use `dyn`: `dyn SayHello`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "2066aaa685ce6c9fdab28c4a8b6dfe35a9ac0bce74ae6530a40c968b3513a2a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2066aaa685ce6c9fdab28c4a8b6dfe35a9ac0bce74ae6530a40c968b3513a2a5", kill_on_drop: false }`
[INFO] [stdout] 2066aaa685ce6c9fdab28c4a8b6dfe35a9ac0bce74ae6530a40c968b3513a2a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cdce206e9703af146a14fc2b38b858f24fa0239e2189123f1c8b5126a624ccd3
[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" "cdce206e9703af146a14fc2b38b858f24fa0239e2189123f1c8b5126a624ccd3", kill_on_drop: false }`
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:4:33
[INFO] [stderr]   |
[INFO] [stderr] 4 |   fn get_instance(&self) -> Box<SayHello>;
[INFO] [stderr]   |                                 ^^^^^^^^ help: use `dyn`: `dyn SayHello`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]  --> src/lib.rs:4:33
[INFO] [stderr]   |
[INFO] [stderr] 4 |   fn get_instance(&self) -> Box<SayHello>;
[INFO] [stderr]   |                                 ^^^^^^^^ help: use `dyn`: `dyn SayHello`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/plugin_test_api-b5eae8333c32050d
[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] [stderr]    Doc-tests plugin-test-api
[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" "cdce206e9703af146a14fc2b38b858f24fa0239e2189123f1c8b5126a624ccd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdce206e9703af146a14fc2b38b858f24fa0239e2189123f1c8b5126a624ccd3", kill_on_drop: false }`
[INFO] [stdout] cdce206e9703af146a14fc2b38b858f24fa0239e2189123f1c8b5126a624ccd3