[INFO] fetching crate simple_bitfield 0.1.8...
[INFO] testing simple_bitfield-0.1.8 against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] extracting crate simple_bitfield 0.1.8 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate simple_bitfield 0.1.8 on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", 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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35ac7e9c436fe37589d3e2fd9fb39915264274f9f0d7ac3e03f8ce7a98171c76
[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" "35ac7e9c436fe37589d3e2fd9fb39915264274f9f0d7ac3e03f8ce7a98171c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35ac7e9c436fe37589d3e2fd9fb39915264274f9f0d7ac3e03f8ce7a98171c76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35ac7e9c436fe37589d3e2fd9fb39915264274f9f0d7ac3e03f8ce7a98171c76", kill_on_drop: false }`
[INFO] [stdout] 35ac7e9c436fe37589d3e2fd9fb39915264274f9f0d7ac3e03f8ce7a98171c76
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1fef46431dc355690ab8df0af583ebac594bc2c903615a91697a4f40c92b8cd4
[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" "1fef46431dc355690ab8df0af583ebac594bc2c903615a91697a4f40c92b8cd4", 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 0.16s
[INFO] running `Command { std: "docker" "inspect" "1fef46431dc355690ab8df0af583ebac594bc2c903615a91697a4f40c92b8cd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fef46431dc355690ab8df0af583ebac594bc2c903615a91697a4f40c92b8cd4", kill_on_drop: false }`
[INFO] [stdout] 1fef46431dc355690ab8df0af583ebac594bc2c903615a91697a4f40c92b8cd4
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 95a0ade416f1a9a1a1ed2e887e189f97fa7df6217e7a271430420044bcc00436
[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" "95a0ade416f1a9a1a1ed2e887e189f97fa7df6217e7a271430420044bcc00436", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_bitfield v0.1.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
[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(safe_packed_borrows)]` 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 #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stdout]     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "95a0ade416f1a9a1a1ed2e887e189f97fa7df6217e7a271430420044bcc00436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95a0ade416f1a9a1a1ed2e887e189f97fa7df6217e7a271430420044bcc00436", kill_on_drop: false }`
[INFO] [stdout] 95a0ade416f1a9a1a1ed2e887e189f97fa7df6217e7a271430420044bcc00436
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bd9d15c8cd1e910b9a4c87b1e8fa709989795b6dbed4eeb11b78bedf4fb4ce04
[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" "bd9d15c8cd1e910b9a4c87b1e8fa709989795b6dbed4eeb11b78bedf4fb4ce04", kill_on_drop: false }`
[INFO] [stderr] warning: borrow of packed field is unsafe and requires unsafe function or block (error E0133)
[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(safe_packed_borrows)]` 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 #46043 <https://github.com/rust-lang/rust/issues/46043>
[INFO] [stderr]     = note: fields of packed structs might be misaligned: dereferencing a misaligned pointer or even just creating a misaligned reference is undefined behavior
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/simple_bitfield-8c9441990f06ad9a
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::validity ... ok
[INFO] [stdout] test tests::use_in_struct ... ok
[INFO] [stdout] test tests::use_as_function_arguments ... ok
[INFO] [stdout] test tests::size ... ok
[INFO] [stdout] test tests::printing ... ok
[INFO] [stdout] test tests::offset ... ok
[INFO] [stdout] test tests::mask ... ok
[INFO] [stdout] test tests::data_get ... ok
[INFO] [stdout] test tests::data_set_checked ... ok
[INFO] [stderr]    Doc-tests simple_bitfield
[INFO] [stdout] test tests::data_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - TestBitfield::field_2 (line 536) ... ok
[INFO] [stdout] test src/lib.rs - TestBitfield::field_1 (line 536) ... ok
[INFO] [stdout] test src/lib.rs - Field::MASK (line 129) ... ok
[INFO] [stdout] test src/lib.rs - Field::set_checked (line 222) ... ok
[INFO] [stdout] test src/lib.rs - Field::set (line 190) ... ok
[INFO] [stdout] test src/lib.rs - (line 18) ... ok
[INFO] [stdout] test src/lib.rs - TestBitfield::Fields (line 538) ... ok
[INFO] [stdout] test src/lib.rs - bitfield (line 286) ... ok
[INFO] [stdout] test src/lib.rs - Field::get (line 165) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "bd9d15c8cd1e910b9a4c87b1e8fa709989795b6dbed4eeb11b78bedf4fb4ce04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd9d15c8cd1e910b9a4c87b1e8fa709989795b6dbed4eeb11b78bedf4fb4ce04", kill_on_drop: false }`
[INFO] [stdout] bd9d15c8cd1e910b9a4c87b1e8fa709989795b6dbed4eeb11b78bedf4fb4ce04