[INFO] fetching crate panic-message 0.3.0...
[INFO] checking panic-message-0.3.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate panic-message 0.3.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate panic-message 0.3.0 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 panic-message 0.3.0
[INFO] finished tweaking crates.io crate panic-message 0.3.0
[INFO] tweaked toml for crates.io crate panic-message 0.3.0 written to /workspace/builds/worker-0-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-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6bb4d99cb422cb6d7ead5085dd699e65430dfc5c1ea82104e1f37d3d7f41cb77
[INFO] running `Command { std: "docker" "start" "-a" "6bb4d99cb422cb6d7ead5085dd699e65430dfc5c1ea82104e1f37d3d7f41cb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6bb4d99cb422cb6d7ead5085dd699e65430dfc5c1ea82104e1f37d3d7f41cb77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bb4d99cb422cb6d7ead5085dd699e65430dfc5c1ea82104e1f37d3d7f41cb77", kill_on_drop: false }`
[INFO] [stdout] 6bb4d99cb422cb6d7ead5085dd699e65430dfc5c1ea82104e1f37d3d7f41cb77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 482d530ebc615f781ccebb4159a71003d5ef680469d1b14dad8db4ee43769132
[INFO] running `Command { std: "docker" "start" "-a" "482d530ebc615f781ccebb4159a71003d5ef680469d1b14dad8db4ee43769132", kill_on_drop: false }`
[INFO] [stderr]     Checking panic-message v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] running `Command { std: "docker" "inspect" "482d530ebc615f781ccebb4159a71003d5ef680469d1b14dad8db4ee43769132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "482d530ebc615f781ccebb4159a71003d5ef680469d1b14dad8db4ee43769132", kill_on_drop: false }`
[INFO] [stdout] 482d530ebc615f781ccebb4159a71003d5ef680469d1b14dad8db4ee43769132
[INFO] checking panic-message-0.3.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate panic-message 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate panic-message 0.3.0 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 panic-message 0.3.0
[INFO] finished tweaking crates.io crate panic-message 0.3.0
[INFO] tweaked toml for crates.io crate panic-message 0.3.0 written to /workspace/builds/worker-0-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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 20652a4035033bdcb91ba9cd7154d80bdff59d3f401d1ef185e9ea308e3bfaa9
[INFO] running `Command { std: "docker" "start" "-a" "20652a4035033bdcb91ba9cd7154d80bdff59d3f401d1ef185e9ea308e3bfaa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "20652a4035033bdcb91ba9cd7154d80bdff59d3f401d1ef185e9ea308e3bfaa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20652a4035033bdcb91ba9cd7154d80bdff59d3f401d1ef185e9ea308e3bfaa9", kill_on_drop: false }`
[INFO] [stdout] 20652a4035033bdcb91ba9cd7154d80bdff59d3f401d1ef185e9ea308e3bfaa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 740c1e5c11453bc09faceaece9bf593db43c25c9ae3d8e66c2f7764b4a8c1165
[INFO] running `Command { std: "docker" "start" "-a" "740c1e5c11453bc09faceaece9bf593db43c25c9ae3d8e66c2f7764b4a8c1165", kill_on_drop: false }`
[INFO] [stderr]     Checking panic-message v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:150:36
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let payload = catch_unwind(|| panic!("gus")).unwrap_err();
[INFO] [stdout]     |                                    ^^
[INFO] [stdout]     |
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]     |
[INFO] [stdout] 150 |         let payload = catch_unwind(|| -> /* Type */ panic!("gus")).unwrap_err();
[INFO] [stdout]     |                                       +++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:159:36
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let payload = catch_unwind(|| std::panic::panic_any("gus".to_string())).unwrap_err();
[INFO] [stdout]     |                                    ^^
[INFO] [stdout]     |
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]     |
[INFO] [stdout] 159 |         let payload = catch_unwind(|| -> /* Type */ { std::panic::panic_any("gus".to_string()) }).unwrap_err();
[INFO] [stdout]     |                                       +++++++++++++++                                          +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/lib.rs:182:36
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let payload = catch_unwind(|| {
[INFO] [stdout]     |                                    ^^
[INFO] [stdout]     |
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]     |
[INFO] [stdout] 182 |         let payload = catch_unwind(|| -> /* Type */ {
[INFO] [stdout]     |                                       +++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `panic-message` (lib test) due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> tests/set_hook.rs:20:32
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let payload = catch_unwind(|| {
[INFO] [stdout]    |                                ^^
[INFO] [stdout]    |
[INFO] [stdout] help: try giving this closure an explicit return type
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let payload = catch_unwind(|| -> /* Type */ {
[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 `panic-message` (test "set_hook") due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "740c1e5c11453bc09faceaece9bf593db43c25c9ae3d8e66c2f7764b4a8c1165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "740c1e5c11453bc09faceaece9bf593db43c25c9ae3d8e66c2f7764b4a8c1165", kill_on_drop: false }`
[INFO] [stdout] 740c1e5c11453bc09faceaece9bf593db43c25c9ae3d8e66c2f7764b4a8c1165