[INFO] fetching crate simple_bitfield 0.1.8...
[INFO] testing simple_bitfield-0.1.8 against 1.55.0 for beta-1.56-1
[INFO] extracting crate simple_bitfield 0.1.8 into /workspace/builds/worker-105/source
[INFO] validating manifest of crates.io crate simple_bitfield 0.1.8 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 simple_bitfield 0.1.8
[INFO] finished tweaking crates.io crate simple_bitfield 0.1.8
[INFO] tweaked toml for crates.io crate simple_bitfield 0.1.8 written to /workspace/builds/worker-105/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-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 3c7133ac8e7da353129bd70b85cf1ac149220ed5ad90d1919a42698f7d2b501f
[INFO] running `Command { std: "docker" "start" "-a" "3c7133ac8e7da353129bd70b85cf1ac149220ed5ad90d1919a42698f7d2b501f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3c7133ac8e7da353129bd70b85cf1ac149220ed5ad90d1919a42698f7d2b501f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c7133ac8e7da353129bd70b85cf1ac149220ed5ad90d1919a42698f7d2b501f", kill_on_drop: false }`
[INFO] [stdout] 3c7133ac8e7da353129bd70b85cf1ac149220ed5ad90d1919a42698f7d2b501f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] fa7b4e723a35e3f4410bfafefb45adf687aeb8654dc8d4ad931a6fab1bbce270
[INFO] running `Command { std: "docker" "start" "-a" "fa7b4e723a35e3f4410bfafefb45adf687aeb8654dc8d4ad931a6fab1bbce270", kill_on_drop: false }`
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling simple_bitfield v0.1.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.80s
[INFO] running `Command { std: "docker" "inspect" "fa7b4e723a35e3f4410bfafefb45adf687aeb8654dc8d4ad931a6fab1bbce270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa7b4e723a35e3f4410bfafefb45adf687aeb8654dc8d4ad931a6fab1bbce270", kill_on_drop: false }`
[INFO] [stdout] fa7b4e723a35e3f4410bfafefb45adf687aeb8654dc8d4ad931a6fab1bbce270
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] f3a981a71915f05220486a2e16cb3f58a91fbb68e88fe1db16b3d648b074d4fe
[INFO] running `Command { std: "docker" "start" "-a" "f3a981a71915f05220486a2e16cb3f58a91fbb68e88fe1db16b3d648b074d4fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_bitfield v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: reference to packed field is unaligned
[INFO] [stdout]    --> src/tests.rs:169:16
[INFO] [stdout]     |
[INFO] [stdout] 169 |     assert_eq!(the_struct.bitfield1.field2.get(), 1);
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unaligned_references)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stdout]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `Command { std: "docker" "inspect" "f3a981a71915f05220486a2e16cb3f58a91fbb68e88fe1db16b3d648b074d4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f3a981a71915f05220486a2e16cb3f58a91fbb68e88fe1db16b3d648b074d4fe", kill_on_drop: false }`
[INFO] [stdout] f3a981a71915f05220486a2e16cb3f58a91fbb68e88fe1db16b3d648b074d4fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] e4c05b9957b5c274954664997028b47486d0d51a07b3fa7714b0f375a6214b96
[INFO] running `Command { std: "docker" "start" "-a" "e4c05b9957b5c274954664997028b47486d0d51a07b3fa7714b0f375a6214b96", kill_on_drop: false }`
[INFO] [stderr] warning: reference to packed field is unaligned
[INFO] [stderr]    --> src/tests.rs:169:16
[INFO] [stderr]     |
[INFO] [stderr] 169 |     assert_eq!(the_struct.bitfield1.field2.get(), 1);
[INFO] [stderr]     |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unaligned_references)]` on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #82523 <https://github.com/rust-lang/rust/issues/82523>
[INFO] [stderr]     = note: fields of packed structs are not properly aligned, and creating a misaligned reference is undefined behavior (even if that reference is never dereferenced)
[INFO] [stderr] 
[INFO] [stderr] warning: `simple_bitfield` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/simple_bitfield-ecc4b616395b57e2)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::data_get ... ok
[INFO] [stdout] test tests::data_set ... ok
[INFO] [stdout] test tests::data_set_checked ... ok
[INFO] [stdout] test tests::mask ... ok
[INFO] [stdout] test tests::printing ... ok
[INFO] [stdout] test tests::size ... ok
[INFO] [stdout] test tests::use_as_function_arguments ... ok
[INFO] [stdout] test tests::use_in_struct ... ok
[INFO] [stdout] test tests::validity ... ok
[INFO] [stderr]    Doc-tests simple_bitfield
[INFO] [stdout] test tests::offset ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - TestBitfield::field_2 (line 536) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - TestBitfield::field_1 (line 536) - compile fail ... ok
[INFO] [stdout] test src/lib.rs - TestBitfield::Fields (line 538) ... ok
[INFO] [stdout] test src/lib.rs - Field::set (line 190) ... ok
[INFO] [stdout] test src/lib.rs - Field::get (line 165) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - bitfield (line 286) ... ok
[INFO] [stdout] test src/lib.rs - Field::set_checked (line 222) ... ok
[INFO] [stdout] test src/lib.rs - Field::MASK (line 129) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.46s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e4c05b9957b5c274954664997028b47486d0d51a07b3fa7714b0f375a6214b96", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4c05b9957b5c274954664997028b47486d0d51a07b3fa7714b0f375a6214b96", kill_on_drop: false }`
[INFO] [stdout] e4c05b9957b5c274954664997028b47486d0d51a07b3fa7714b0f375a6214b96