[INFO] fetching crate blockishfire 0.3.0...
[INFO] checking blockishfire-0.3.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate blockishfire 0.3.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate blockishfire 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 blockishfire 0.3.0
[INFO] finished tweaking crates.io crate blockishfire 0.3.0
[INFO] tweaked toml for crates.io crate blockishfire 0.3.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate blockishfire 0.3.0 already has a lockfile, it will not be regenerated
[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] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded smallvec v1.4.2
[INFO] [stderr]   Downloaded net2 v0.2.34
[INFO] [stderr]   Downloaded arc-swap v0.4.7
[INFO] [stderr]   Downloaded signal-hook v0.1.16
[INFO] [stderr]   Downloaded signal-hook-registry v1.2.1
[INFO] [stderr]   Downloaded crossterm_winapi v0.6.1
[INFO] [stderr]   Downloaded either v1.6.0
[INFO] [stderr]   Downloaded memoffset v0.5.5
[INFO] [stderr]   Downloaded png v0.15.3
[INFO] [stderr]   Downloaded yaml-rust v0.3.5
[INFO] [stderr]   Downloaded rayon-core v1.7.1
[INFO] [stderr]   Downloaded mio v0.6.22
[INFO] [stderr]   Downloaded rayon v1.3.1
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.20
[INFO] [stderr]   Downloaded image v0.22.5
[INFO] [stderr]   Downloaded libc v0.2.74
[INFO] [stderr]   Downloaded blockish v0.1.0
[INFO] [stderr]   Downloaded crossbeam-deque v0.7.3
[INFO] [stderr]   Downloaded num-iter v0.1.41
[INFO] [stderr]   Downloaded tiff v0.3.1
[INFO] [stderr]   Downloaded crossterm v0.15.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 69c32bedf7bd2e7c566f62715be434d42a0c1259edcbd99c513b3c9f9afbe5f0
[INFO] running `Command { std: "docker" "start" "-a" "69c32bedf7bd2e7c566f62715be434d42a0c1259edcbd99c513b3c9f9afbe5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69c32bedf7bd2e7c566f62715be434d42a0c1259edcbd99c513b3c9f9afbe5f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69c32bedf7bd2e7c566f62715be434d42a0c1259edcbd99c513b3c9f9afbe5f0", kill_on_drop: false }`
[INFO] [stdout] 69c32bedf7bd2e7c566f62715be434d42a0c1259edcbd99c513b3c9f9afbe5f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 63fd1bfccd79db427ec145b79921f9a087778b4ae9c1360de56fea9901492f2a
[INFO] running `Command { std: "docker" "start" "-a" "63fd1bfccd79db427ec145b79921f9a087778b4ae9c1360de56fea9901492f2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crossterm v0.15.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.20
[INFO] [stderr]     Checking tiff v0.3.1
[INFO] [stderr]     Checking image v0.22.5
[INFO] [stderr]     Checking blockish v0.1.0
[INFO] [stderr]     Checking blockishfire v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.39s
[INFO] running `Command { std: "docker" "inspect" "63fd1bfccd79db427ec145b79921f9a087778b4ae9c1360de56fea9901492f2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63fd1bfccd79db427ec145b79921f9a087778b4ae9c1360de56fea9901492f2a", kill_on_drop: false }`
[INFO] [stdout] 63fd1bfccd79db427ec145b79921f9a087778b4ae9c1360de56fea9901492f2a
[INFO] checking blockishfire-0.3.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate blockishfire 0.3.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate blockishfire 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 blockishfire 0.3.0
[INFO] finished tweaking crates.io crate blockishfire 0.3.0
[INFO] tweaked toml for crates.io crate blockishfire 0.3.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate blockishfire 0.3.0 already has a lockfile, it will not be regenerated
[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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 507b617b6b6c8d90f90d554a9cc3da744351bf64e0031660bc5f3a3df60c5a70
[INFO] running `Command { std: "docker" "start" "-a" "507b617b6b6c8d90f90d554a9cc3da744351bf64e0031660bc5f3a3df60c5a70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "507b617b6b6c8d90f90d554a9cc3da744351bf64e0031660bc5f3a3df60c5a70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "507b617b6b6c8d90f90d554a9cc3da744351bf64e0031660bc5f3a3df60c5a70", kill_on_drop: false }`
[INFO] [stdout] 507b617b6b6c8d90f90d554a9cc3da744351bf64e0031660bc5f3a3df60c5a70
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 549d6196d287b435adce029f8c172734615a1ac451a04254ec29bd2945c92e42
[INFO] running `Command { std: "docker" "start" "-a" "549d6196d287b435adce029f8c172734615a1ac451a04254ec29bd2945c92e42", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking either v1.6.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.3
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.34
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking deflate v0.7.20
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking smallvec v1.4.2
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking mio v0.6.22
[INFO] [stderr]     Checking signal-hook-registry v1.2.1
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking png v0.15.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking term_size v0.3.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking signal-hook v0.1.16
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking crossterm v0.15.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/crossterm-0.15.0/src/event/source/unix.rs:132:29
[INFO] [stdout]     |
[INFO] [stdout] 132 | / ...                   match signal as libc::c_int {
[INFO] [stdout] 133 | | ...                       signal_hook::SIGWINCH => {
[INFO] [stdout] 134 | | ...                           // TODO Should we remove tput?
[INFO] [stdout] 135 | | ...                           //
[INFO] [stdout] ...   |
[INFO] [stdout] 146 | | ...                       _ => unreachable!("Synchronize signal registration & handling"),
[INFO] [stdout] 147 | | ...                   };
[INFO] [stdout]     | |_______________________^ cannot infer type
[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 `crossterm` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "549d6196d287b435adce029f8c172734615a1ac451a04254ec29bd2945c92e42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "549d6196d287b435adce029f8c172734615a1ac451a04254ec29bd2945c92e42", kill_on_drop: false }`
[INFO] [stdout] 549d6196d287b435adce029f8c172734615a1ac451a04254ec29bd2945c92e42