[INFO] fetching crate jod-thread 0.1.2...
[INFO] checking jod-thread-0.1.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate jod-thread 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate jod-thread 0.1.2 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jod-thread 0.1.2
[INFO] finished tweaking crates.io crate jod-thread 0.1.2
[INFO] tweaked toml for crates.io crate jod-thread 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dfcbffc54496119cf968e88bb03b6ccff7578ac34de6848eb649fee52ac22b07
[INFO] running `Command { std: "docker" "start" "-a" "dfcbffc54496119cf968e88bb03b6ccff7578ac34de6848eb649fee52ac22b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dfcbffc54496119cf968e88bb03b6ccff7578ac34de6848eb649fee52ac22b07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dfcbffc54496119cf968e88bb03b6ccff7578ac34de6848eb649fee52ac22b07", kill_on_drop: false }`
[INFO] [stdout] dfcbffc54496119cf968e88bb03b6ccff7578ac34de6848eb649fee52ac22b07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2615b01fb10e4850725a14f98aea33c8b181e0d8807255ffdb1ed1f993074543
[INFO] running `Command { std: "docker" "start" "-a" "2615b01fb10e4850725a14f98aea33c8b181e0d8807255ffdb1ed1f993074543", kill_on_drop: false }`
[INFO] [stderr]     Checking jod-thread v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] running `Command { std: "docker" "inspect" "2615b01fb10e4850725a14f98aea33c8b181e0d8807255ffdb1ed1f993074543", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2615b01fb10e4850725a14f98aea33c8b181e0d8807255ffdb1ed1f993074543", kill_on_drop: false }`
[INFO] [stdout] 2615b01fb10e4850725a14f98aea33c8b181e0d8807255ffdb1ed1f993074543
[INFO] checking jod-thread-0.1.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate jod-thread 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate jod-thread 0.1.2 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jod-thread 0.1.2
[INFO] finished tweaking crates.io crate jod-thread 0.1.2
[INFO] tweaked toml for crates.io crate jod-thread 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6eee4bea3a1ec928412eaef0555bae5e78ca0d33d62454513deeaf2f524f37be
[INFO] running `Command { std: "docker" "start" "-a" "6eee4bea3a1ec928412eaef0555bae5e78ca0d33d62454513deeaf2f524f37be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6eee4bea3a1ec928412eaef0555bae5e78ca0d33d62454513deeaf2f524f37be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6eee4bea3a1ec928412eaef0555bae5e78ca0d33d62454513deeaf2f524f37be", kill_on_drop: false }`
[INFO] [stdout] 6eee4bea3a1ec928412eaef0555bae5e78ca0d33d62454513deeaf2f524f37be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5605ebc9abc56892c4a3d1fbd88e3db17653b43931c4d4393eb7e4ef1c6627a7
[INFO] running `Command { std: "docker" "start" "-a" "5605ebc9abc56892c4a3d1fbd88e3db17653b43931c4d4393eb7e4ef1c6627a7", kill_on_drop: false }`
[INFO] [stderr]     Checking jod-thread v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed for `Result<_, Box<dyn Any + Send>>`
[INFO] [stdout]   --> src/lib.rs:91:9
[INFO] [stdout]    |
[INFO] [stdout] 91 |       let res = std::panic::catch_unwind(|| {
[INFO] [stdout]    |  _________^^^___-
[INFO] [stdout] 92 | |         let _handle = Builder::new()
[INFO] [stdout] 93 | |             .name("panicky".to_string())
[INFO] [stdout] 94 | |             .spawn(|| COUNTER.fetch_add(1, Ordering::SeqCst))
[INFO] [stdout] 95 | |             .unwrap();
[INFO] [stdout] 96 | |         panic!("boom")
[INFO] [stdout] 97 | |     });
[INFO] [stdout]    | |______- type must be known at this point
[INFO] [stdout]    |
[INFO] [stdout] help: consider giving `res` an explicit type, where the type for type parameter `R` is specified
[INFO] [stdout]    |
[INFO] [stdout] 91 |     let res: Result<_, Box<dyn Any + Send>> = std::panic::catch_unwind(|| {
[INFO] [stdout]    |            ++++++++++++++++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `jod-thread` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "5605ebc9abc56892c4a3d1fbd88e3db17653b43931c4d4393eb7e4ef1c6627a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5605ebc9abc56892c4a3d1fbd88e3db17653b43931c4d4393eb7e4ef1c6627a7", kill_on_drop: false }`
[INFO] [stdout] 5605ebc9abc56892c4a3d1fbd88e3db17653b43931c4d4393eb7e4ef1c6627a7