[INFO] fetching crate wrapped2d 0.4.1...
[INFO] testing wrapped2d-0.4.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate wrapped2d 0.4.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate wrapped2d 0.4.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wrapped2d 0.4.1
[INFO] finished tweaking crates.io crate wrapped2d 0.4.1
[INFO] tweaked toml for crates.io crate wrapped2d 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 219acc622abcc3739cfa4d1af140683b0bc6c5a5f12aea34afe1ec8482168213
[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" "219acc622abcc3739cfa4d1af140683b0bc6c5a5f12aea34afe1ec8482168213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "219acc622abcc3739cfa4d1af140683b0bc6c5a5f12aea34afe1ec8482168213", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "219acc622abcc3739cfa4d1af140683b0bc6c5a5f12aea34afe1ec8482168213", kill_on_drop: false }`
[INFO] [stdout] 219acc622abcc3739cfa4d1af140683b0bc6c5a5f12aea34afe1ec8482168213
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be8c8e00c0f3f1f7e247384186e1d236e0543db8b0ded5abf8735db0dfd7f1e3
[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" "be8c8e00c0f3f1f7e247384186e1d236e0543db8b0ded5abf8735db0dfd7f1e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling wrapped2d v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/user_data.rs:36:58
[INFO] [stdout]    |
[INFO] [stdout] 36 |     unsafe fn set_internal_user_data<T: ?Sized, U>(self, *mut InternalUserData<T, U>);
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: *mut InternalUserData<T, U>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.36s
[INFO] running `Command { std: "docker" "inspect" "be8c8e00c0f3f1f7e247384186e1d236e0543db8b0ded5abf8735db0dfd7f1e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be8c8e00c0f3f1f7e247384186e1d236e0543db8b0ded5abf8735db0dfd7f1e3", kill_on_drop: false }`
[INFO] [stdout] be8c8e00c0f3f1f7e247384186e1d236e0543db8b0ded5abf8735db0dfd7f1e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 20320611f80bb5c0d1686b973db019aa1ab0b1e39f532e2d8d7047f1b16da738
[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" "20320611f80bb5c0d1686b973db019aa1ab0b1e39f532e2d8d7047f1b16da738", kill_on_drop: false }`
[INFO] [stderr]    Compiling wrapped2d v0.4.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/user_data.rs:36:58
[INFO] [stdout]    |
[INFO] [stdout] 36 |     unsafe fn set_internal_user_data<T: ?Sized, U>(self, *mut InternalUserData<T, U>);
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: *mut InternalUserData<T, U>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stdout]   --> src/user_data.rs:36:58
[INFO] [stdout]    |
[INFO] [stdout] 36 |     unsafe fn set_internal_user_data<T: ?Sized, U>(self, *mut InternalUserData<T, U>);
[INFO] [stdout]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: *mut InternalUserData<T, U>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.62s
[INFO] running `Command { std: "docker" "inspect" "20320611f80bb5c0d1686b973db019aa1ab0b1e39f532e2d8d7047f1b16da738", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20320611f80bb5c0d1686b973db019aa1ab0b1e39f532e2d8d7047f1b16da738", kill_on_drop: false }`
[INFO] [stdout] 20320611f80bb5c0d1686b973db019aa1ab0b1e39f532e2d8d7047f1b16da738
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f29e2f74d07dd3bdd21ab5bce172a4f68ae352ea0317f46c3c6f149faf77f891
[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" "f29e2f74d07dd3bdd21ab5bce172a4f68ae352ea0317f46c3c6f149faf77f891", kill_on_drop: false }`
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition.
[INFO] [stderr]   --> src/user_data.rs:36:58
[INFO] [stderr]    |
[INFO] [stderr] 36 |     unsafe fn set_internal_user_data<T: ?Sized, U>(self, *mut InternalUserData<T, U>);
[INFO] [stderr]    |                                                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: *mut InternalUserData<T, U>`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stderr] 
[INFO] [stderr] warning: `wrapped2d` (lib) generated 1 warning
[INFO] [stderr] warning: `wrapped2d` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/wrapped2d-e254017abbd34bef)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test handle::test::remove ... ok
[INFO] [stdout] test handle::test::access_with_old_handle ... ok
[INFO] [stdout] test handle::test::access_after_remove ... ok
[INFO] [stdout] test handle::test::insert ... ok
[INFO] [stdout] test handle::test::remove_with_old_handle - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/fall.rs (/opt/rustwide/target/debug/deps/fall-84121e90a6000207)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wrapped2d
[INFO] [stdout] running 1 test
[INFO] [stdout] test fall ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] test src/lib.rs - (line 21) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.85s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f29e2f74d07dd3bdd21ab5bce172a4f68ae352ea0317f46c3c6f149faf77f891", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f29e2f74d07dd3bdd21ab5bce172a4f68ae352ea0317f46c3c6f149faf77f891", kill_on_drop: false }`
[INFO] [stdout] f29e2f74d07dd3bdd21ab5bce172a4f68ae352ea0317f46c3c6f149faf77f891