[INFO] fetching crate tock-registers 0.6.0...
[INFO] checking tock-registers-0.6.0 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate tock-registers 0.6.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate tock-registers 0.6.0 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tock-registers 0.6.0
[INFO] finished tweaking crates.io crate tock-registers 0.6.0
[INFO] tweaked toml for crates.io crate tock-registers 0.6.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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] cd8f449cdbfde1de4bf26460afe930c28675daa2c78a905a8d5776c41fad29c4
[INFO] running `Command { std: "docker" "start" "-a" "cd8f449cdbfde1de4bf26460afe930c28675daa2c78a905a8d5776c41fad29c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd8f449cdbfde1de4bf26460afe930c28675daa2c78a905a8d5776c41fad29c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd8f449cdbfde1de4bf26460afe930c28675daa2c78a905a8d5776c41fad29c4", kill_on_drop: false }`
[INFO] [stdout] cd8f449cdbfde1de4bf26460afe930c28675daa2c78a905a8d5776c41fad29c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b1a122a6e9a68e2d67e33c3d9deacf8980a88286f1683dfada938084508389a0
[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" "b1a122a6e9a68e2d67e33c3d9deacf8980a88286f1683dfada938084508389a0", kill_on_drop: false }`
[INFO] [stderr]     Checking tock-registers v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> src/registers.rs:730:19
[INFO] [stdout]     |
[INFO] [stdout] 730 |             Self::try_from(v as u32)
[INFO] [stdout]     |                   ^^^^^^^^ multiple `try_from` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `TryFrom` for the type `T`
[INFO] [stdout] note: candidate #2 is defined in the trait `TryFromValue`
[INFO] [stdout]    --> src/registers.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn try_from(v: V) -> Option<Self::EnumType>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 730 |             TryFrom::try_from(v as u32)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 730 |             TryFromValue::try_from(v as u32)
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> src/registers.rs:812:69
[INFO] [stdout]     |
[INFO] [stdout] 812 |                     assert_eq!(field.read_as_enum(x << shift), Foo::try_from(x));
[INFO] [stdout]     |                                                                     ^^^^^^^^ multiple `try_from` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `TryFrom` for the type `T`
[INFO] [stdout] note: candidate #2 is defined in the trait `TryFromValue`
[INFO] [stdout]    --> src/registers.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     fn try_from(v: V) -> Option<Self::EnumType>;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 812 |                     assert_eq!(field.read_as_enum(x << shift), TryFrom::try_from(x));
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 812 |                     assert_eq!(field.read_as_enum(x << shift), TryFromValue::try_from(x));
[INFO] [stdout]     |                                                                ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TryFromValue`
[INFO] [stdout]    --> src/registers.rs:752:35
[INFO] [stdout]     |
[INFO] [stdout] 752 |         use super::super::{Field, TryFromValue};
[INFO] [stdout]     |                                   ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tock-registers`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "b1a122a6e9a68e2d67e33c3d9deacf8980a88286f1683dfada938084508389a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1a122a6e9a68e2d67e33c3d9deacf8980a88286f1683dfada938084508389a0", kill_on_drop: false }`
[INFO] [stdout] b1a122a6e9a68e2d67e33c3d9deacf8980a88286f1683dfada938084508389a0