[INFO] fetching crate fateful 0.1.2...
[INFO] checking fateful-0.1.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate fateful 0.1.2 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate fateful 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 fateful 0.1.2
[INFO] finished tweaking crates.io crate fateful 0.1.2
[INFO] tweaked toml for crates.io crate fateful 0.1.2 written to /workspace/builds/worker-3-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-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 781335044d79b1274abcf8589cbc795641edea36b8e8a83218b5f32e2f61a767
[INFO] running `Command { std: "docker" "start" "-a" "781335044d79b1274abcf8589cbc795641edea36b8e8a83218b5f32e2f61a767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "781335044d79b1274abcf8589cbc795641edea36b8e8a83218b5f32e2f61a767", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "781335044d79b1274abcf8589cbc795641edea36b8e8a83218b5f32e2f61a767", kill_on_drop: false }`
[INFO] [stdout] 781335044d79b1274abcf8589cbc795641edea36b8e8a83218b5f32e2f61a767
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d7b115fc0182c0306fea8091da71dded4c6fa5dc365d5544d60636049ad7de31
[INFO] running `Command { std: "docker" "start" "-a" "d7b115fc0182c0306fea8091da71dded4c6fa5dc365d5544d60636049ad7de31", kill_on_drop: false }`
[INFO] [stderr]     Checking fateful v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] running `Command { std: "docker" "inspect" "d7b115fc0182c0306fea8091da71dded4c6fa5dc365d5544d60636049ad7de31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7b115fc0182c0306fea8091da71dded4c6fa5dc365d5544d60636049ad7de31", kill_on_drop: false }`
[INFO] [stdout] d7b115fc0182c0306fea8091da71dded4c6fa5dc365d5544d60636049ad7de31
[INFO] checking fateful-0.1.2 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate fateful 0.1.2 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate fateful 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 fateful 0.1.2
[INFO] finished tweaking crates.io crate fateful 0.1.2
[INFO] tweaked toml for crates.io crate fateful 0.1.2 written to /workspace/builds/worker-3-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] [stderr]     Blocking waiting for file lock on package cache
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b17ce0ef60325e156afd7893a5f9698cee58b54e31ad30774252ab8e6601b45a
[INFO] running `Command { std: "docker" "start" "-a" "b17ce0ef60325e156afd7893a5f9698cee58b54e31ad30774252ab8e6601b45a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b17ce0ef60325e156afd7893a5f9698cee58b54e31ad30774252ab8e6601b45a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b17ce0ef60325e156afd7893a5f9698cee58b54e31ad30774252ab8e6601b45a", kill_on_drop: false }`
[INFO] [stdout] b17ce0ef60325e156afd7893a5f9698cee58b54e31ad30774252ab8e6601b45a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 17ed2ab31f2b0f0a95d2630ed06f7dbb938cc19105d19eedcb916a3d816775f1
[INFO] running `Command { std: "docker" "start" "-a" "17ed2ab31f2b0f0a95d2630ed06f7dbb938cc19105d19eedcb916a3d816775f1", kill_on_drop: false }`
[INFO] [stderr]     Checking fateful v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 | /     {
[INFO] [stdout] 27 | |       ::std::eprintln!($($arg)*);
[INFO] [stdout] 28 | |       $crate::fatal!()
[INFO] [stdout] 29 | |      }
[INFO] [stdout]    | |______^ cannot infer type
[INFO] [stdout] ...
[INFO] [stdout] 44 |           fatal!("Error");
[INFO] [stdout]    |           --------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the macro `fatal` (in Nightly builds, run with -Z macro-backtrace for more info)
[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 `fateful` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "17ed2ab31f2b0f0a95d2630ed06f7dbb938cc19105d19eedcb916a3d816775f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17ed2ab31f2b0f0a95d2630ed06f7dbb938cc19105d19eedcb916a3d816775f1", kill_on_drop: false }`
[INFO] [stdout] 17ed2ab31f2b0f0a95d2630ed06f7dbb938cc19105d19eedcb916a3d816775f1