[INFO] fetching crate deck-rs 0.1.0...
[INFO] checking deck-rs-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate deck-rs 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate deck-rs 0.1.0 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 deck-rs 0.1.0
[INFO] finished tweaking crates.io crate deck-rs 0.1.0
[INFO] tweaked toml for crates.io crate deck-rs 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate deck-rs 0.1.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.3.13
[INFO] [stderr]   Downloaded pest_derive v2.2.1
[INFO] [stderr]   Downloaded typed-arena v1.7.0
[INFO] [stderr]   Downloaded xdg v2.4.1
[INFO] [stderr]   Downloaded argh_shared v0.1.8
[INFO] [stderr]   Downloaded crossterm v0.23.2
[INFO] [stderr]   Downloaded argh_derive v0.1.8
[INFO] [stderr]   Downloaded argh v0.1.8
[INFO] [stderr]   Downloaded entities v1.0.1
[INFO] [stderr]   Downloaded ucd-trie v0.1.4
[INFO] [stderr]   Downloaded pest v2.2.1
[INFO] [stderr]   Downloaded cpufeatures v0.2.3
[INFO] [stderr]   Downloaded pest_meta v2.2.1
[INFO] [stderr]   Downloaded pest_generator v2.2.1
[INFO] [stderr]   Downloaded comrak v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 93da72c3c64c850dee1b5c99da6e6f5e3e50061a4cd5b00d94f545bfe6733e82
[INFO] running `Command { std: "docker" "start" "-a" "93da72c3c64c850dee1b5c99da6e6f5e3e50061a4cd5b00d94f545bfe6733e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93da72c3c64c850dee1b5c99da6e6f5e3e50061a4cd5b00d94f545bfe6733e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93da72c3c64c850dee1b5c99da6e6f5e3e50061a4cd5b00d94f545bfe6733e82", kill_on_drop: false }`
[INFO] [stdout] 93da72c3c64c850dee1b5c99da6e6f5e3e50061a4cd5b00d94f545bfe6733e82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 938089e91e42c866fc7d584e1afd44ae55b1fd769ea29a15f29b330376f425dd
[INFO] running `Command { std: "docker" "start" "-a" "938089e91e42c866fc7d584e1afd44ae55b1fd769ea29a15f29b330376f425dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling ucd-trie v0.1.4
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking itoa v1.0.3
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]    Compiling once_cell v1.13.1
[INFO] [stderr]    Compiling serde_derive v1.0.143
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling onig_sys v69.8.1
[INFO] [stderr]    Compiling serde_json v1.0.83
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking time v0.3.13
[INFO] [stderr]     Checking dirs-sys v0.3.7
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking xml-rs v0.8.4
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking dirs v4.0.0
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]    Compiling argh_shared v0.1.8
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking xdg v2.4.1
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]     Checking entities v1.0.1
[INFO] [stderr]     Checking typed-arena v1.7.0
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking crossterm v0.23.2
[INFO] [stderr]     Checking tui v0.19.0
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling argh_derive v0.1.8
[INFO] [stderr]     Checking plist v1.3.1
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]    Compiling thiserror v1.0.32
[INFO] [stderr]     Checking argh v0.1.8
[INFO] [stderr]    Compiling pest v2.2.1
[INFO] [stderr]     Checking onig v6.4.0
[INFO] [stderr]    Compiling pest_meta v2.2.1
[INFO] [stderr]    Compiling pest_generator v2.2.1
[INFO] [stderr]     Checking syntect v4.6.0
[INFO] [stderr]    Compiling pest_derive v2.2.1
[INFO] [stderr]     Checking comrak v0.14.0
[INFO] [stderr]     Checking deck-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.77s
[INFO] running `Command { std: "docker" "inspect" "938089e91e42c866fc7d584e1afd44ae55b1fd769ea29a15f29b330376f425dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "938089e91e42c866fc7d584e1afd44ae55b1fd769ea29a15f29b330376f425dd", kill_on_drop: false }`
[INFO] [stdout] 938089e91e42c866fc7d584e1afd44ae55b1fd769ea29a15f29b330376f425dd
[INFO] checking deck-rs-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate deck-rs 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate deck-rs 0.1.0 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 deck-rs 0.1.0
[INFO] finished tweaking crates.io crate deck-rs 0.1.0
[INFO] tweaked toml for crates.io crate deck-rs 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate deck-rs 0.1.0 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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 50f0605312f9b818ba3b36d26de1de4ba16c16d3246760f3bdc9870df632351d
[INFO] running `Command { std: "docker" "start" "-a" "50f0605312f9b818ba3b36d26de1de4ba16c16d3246760f3bdc9870df632351d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50f0605312f9b818ba3b36d26de1de4ba16c16d3246760f3bdc9870df632351d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f0605312f9b818ba3b36d26de1de4ba16c16d3246760f3bdc9870df632351d", kill_on_drop: false }`
[INFO] [stdout] 50f0605312f9b818ba3b36d26de1de4ba16c16d3246760f3bdc9870df632351d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 197246313cc73485d329a8b186ab7e5dfcda30130bc14b490741e7c37e13d712
[INFO] running `Command { std: "docker" "start" "-a" "197246313cc73485d329a8b186ab7e5dfcda30130bc14b490741e7c37e13d712", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/signal-hook-registry-1.4.0/src/half_lock.rs:145:13
[INFO] [stdout]     |
[INFO] [stdout] 145 |             unsafe { libc::abort() };
[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 `signal-hook-registry` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "197246313cc73485d329a8b186ab7e5dfcda30130bc14b490741e7c37e13d712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "197246313cc73485d329a8b186ab7e5dfcda30130bc14b490741e7c37e13d712", kill_on_drop: false }`
[INFO] [stdout] 197246313cc73485d329a8b186ab7e5dfcda30130bc14b490741e7c37e13d712