[INFO] fetching crate derive-from-ext 0.1.0...
[INFO] testing derive-from-ext-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate derive-from-ext 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate derive-from-ext 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate derive-from-ext 0.1.0
[INFO] finished tweaking crates.io crate derive-from-ext 0.1.0
[INFO] tweaked toml for crates.io crate derive-from-ext 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b7fb64c8403d051586abad6887eafabe243624a6a14fb64ad2603b9bc7b4af1
[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" "9b7fb64c8403d051586abad6887eafabe243624a6a14fb64ad2603b9bc7b4af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b7fb64c8403d051586abad6887eafabe243624a6a14fb64ad2603b9bc7b4af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b7fb64c8403d051586abad6887eafabe243624a6a14fb64ad2603b9bc7b4af1", kill_on_drop: false }`
[INFO] [stdout] 9b7fb64c8403d051586abad6887eafabe243624a6a14fb64ad2603b9bc7b4af1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--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] 5e75ddadc9e3420acada6b2bba9c75e957ce022f81d26958b7723faff064d787
[INFO] running `Command { std: "docker" "start" "-a" "5e75ddadc9e3420acada6b2bba9c75e957ce022f81d26958b7723faff064d787", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn-unnamed-struct v0.1.0
[INFO] [stderr]    Compiling derive-from-ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.53s
[INFO] running `Command { std: "docker" "inspect" "5e75ddadc9e3420acada6b2bba9c75e957ce022f81d26958b7723faff064d787", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e75ddadc9e3420acada6b2bba9c75e957ce022f81d26958b7723faff064d787", kill_on_drop: false }`
[INFO] [stdout] 5e75ddadc9e3420acada6b2bba9c75e957ce022f81d26958b7723faff064d787
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08ab06f4a4e07b338f012abe022f55523781e6ab6ca25a2193f6bfeabf22f15d
[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" "08ab06f4a4e07b338f012abe022f55523781e6ab6ca25a2193f6bfeabf22f15d", kill_on_drop: false }`
[INFO] [stderr]    Compiling derive-from-ext v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `derive_from`
[INFO] [stdout]  --> tests/derive.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     use derive_from::From;
[INFO] [stdout]   |         ^^^^^^^^^^^ use of undeclared crate or module `derive_from`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot determine resolution for the derive macro `From`
[INFO] [stdout]   --> tests/derive.rs:21:21
[INFO] [stdout]    |
[INFO] [stdout] 21 |     #[derive(Debug, From)]
[INFO] [stdout]    |                     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: import resolution is stuck, try simplifying macro imports
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `from` in this scope
[INFO] [stdout]   --> tests/derive.rs:22:7
[INFO] [stdout]    |
[INFO] [stdout] 22 |     #[from(A, B)]
[INFO] [stdout]    |       ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `from` in this scope
[INFO] [stdout]   --> tests/derive.rs:25:11
[INFO] [stdout]    |
[INFO] [stdout] 25 |         #[from(overrides=(A=(rename="first_name"), B=(rename="other_name", map="lowercase")))]
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `from` in this scope
[INFO] [stdout]   --> tests/derive.rs:27:11
[INFO] [stdout]    |
[INFO] [stdout] 27 |         #[from(rename="age")]
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `from` in this scope
[INFO] [stdout]   --> tests/derive.rs:29:11
[INFO] [stdout]    |
[INFO] [stdout] 29 |         #[from(skip)]
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `from` in this scope
[INFO] [stdout]   --> tests/derive.rs:31:11
[INFO] [stdout]    |
[INFO] [stdout] 31 |         #[from(skip, default="String::from(\"here you go\")")]
[INFO] [stdout]    |           ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `C: From<A>` is not satisfied
[INFO] [stdout]   --> tests/derive.rs:43:22
[INFO] [stdout]    |
[INFO] [stdout] 43 |         let c: C = a.into();
[INFO] [stdout]    |                      ^^^^ the trait `From<A>` is not implemented for `C`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because of the requirements on the impl of `Into<C>` for `A`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `C: From<B>` is not satisfied
[INFO] [stdout]   --> tests/derive.rs:52:23
[INFO] [stdout]    |
[INFO] [stdout] 52 |         let c2: C = b.into();
[INFO] [stdout]    |                       ^^^^ the trait `From<B>` is not implemented for `C`
[INFO] [stdout]    |
[INFO] [stdout]    = note: required because of the requirements on the impl of `Into<C>` for `B`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 9 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `derive-from-ext` due to 10 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "08ab06f4a4e07b338f012abe022f55523781e6ab6ca25a2193f6bfeabf22f15d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08ab06f4a4e07b338f012abe022f55523781e6ab6ca25a2193f6bfeabf22f15d", kill_on_drop: false }`
[INFO] [stdout] 08ab06f4a4e07b338f012abe022f55523781e6ab6ca25a2193f6bfeabf22f15d