[INFO] fetching crate rebootinto-cli 0.1.0...
[INFO] checking rebootinto-cli-0.1.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate rebootinto-cli 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate rebootinto-cli 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 rebootinto-cli 0.1.0
[INFO] finished tweaking crates.io crate rebootinto-cli 0.1.0
[INFO] tweaked toml for crates.io crate rebootinto-cli 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate rebootinto-cli 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]  Downloading crates ...
[INFO] [stderr]   Downloaded rebootinto-core v0.1.2
[INFO] [stderr]   Downloaded simplereboot v0.1.0
[INFO] [stderr]   Downloaded efi-loadopt v0.1.0
[INFO] [stderr]   Downloaded efibootnext v0.2.1
[INFO] [stderr]   Downloaded vswhom v0.1.0
[INFO] [stderr]   Downloaded efivar v0.1.0
[INFO] [stderr]   Downloaded embed-resource v1.3.1
[INFO] [stderr]   Downloaded vswhom-sys v0.1.0
[INFO] [stderr]   Downloaded backtrace v0.3.42
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 5f9c4e1a9f0ceb5a4aa51c8276663cf2d4b83044f880173d8b67219ec3faf850
[INFO] running `Command { std: "docker" "start" "-a" "5f9c4e1a9f0ceb5a4aa51c8276663cf2d4b83044f880173d8b67219ec3faf850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f9c4e1a9f0ceb5a4aa51c8276663cf2d4b83044f880173d8b67219ec3faf850", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f9c4e1a9f0ceb5a4aa51c8276663cf2d4b83044f880173d8b67219ec3faf850", kill_on_drop: false }`
[INFO] [stdout] 5f9c4e1a9f0ceb5a4aa51c8276663cf2d4b83044f880173d8b67219ec3faf850
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ac4a0ddbef2988ee309671216af5eb133e766f446b6ec6e648357e84bff4cbe8
[INFO] running `Command { std: "docker" "start" "-a" "ac4a0ddbef2988ee309671216af5eb133e766f446b6ec6e648357e84bff4cbe8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling embed-resource v1.3.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling rebootinto-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking simplereboot v0.1.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking backtrace v0.3.42
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking efivar v0.1.0
[INFO] [stderr]     Checking efi-loadopt v0.1.0
[INFO] [stderr]     Checking efibootnext v0.2.1
[INFO] [stderr]     Checking rebootinto-core v0.1.2
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.84s
[INFO] running `Command { std: "docker" "inspect" "ac4a0ddbef2988ee309671216af5eb133e766f446b6ec6e648357e84bff4cbe8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac4a0ddbef2988ee309671216af5eb133e766f446b6ec6e648357e84bff4cbe8", kill_on_drop: false }`
[INFO] [stdout] ac4a0ddbef2988ee309671216af5eb133e766f446b6ec6e648357e84bff4cbe8
[INFO] checking rebootinto-cli-0.1.0 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback
[INFO] extracting crate rebootinto-cli 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate rebootinto-cli 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 rebootinto-cli 0.1.0
[INFO] finished tweaking crates.io crate rebootinto-cli 0.1.0
[INFO] tweaked toml for crates.io crate rebootinto-cli 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate rebootinto-cli 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a0830d48329dba063a79357c815a2b96acd3d44c388f647110a84b67e4ad1a37
[INFO] running `Command { std: "docker" "start" "-a" "a0830d48329dba063a79357c815a2b96acd3d44c388f647110a84b67e4ad1a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a0830d48329dba063a79357c815a2b96acd3d44c388f647110a84b67e4ad1a37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0830d48329dba063a79357c815a2b96acd3d44c388f647110a84b67e4ad1a37", kill_on_drop: false }`
[INFO] [stdout] a0830d48329dba063a79357c815a2b96acd3d44c388f647110a84b67e4ad1a37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] efb769eaa7d9c32a098e04d0cb9f2802412b0b50b43031ba37d56d342ed8268b
[INFO] running `Command { std: "docker" "start" "-a" "efb769eaa7d9c32a098e04d0cb9f2802412b0b50b43031ba37d56d342ed8268b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling embed-resource v1.3.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]    Compiling rebootinto-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking simplereboot v0.1.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking backtrace v0.3.42
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]     Checking failure v0.1.6
[INFO] [stderr]     Checking efivar v0.1.0
[INFO] [stderr]     Checking efi-loadopt v0.1.0
[INFO] [stderr]     Checking efibootnext v0.2.1
[INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/efibootnext-0.2.1/src/load_option_iter.rs:30:21
[INFO] [stdout]    |
[INFO] [stdout] 30 | /                     if let Some(NoSuchLoadOption { .. }) = err.downcast_ref() {
[INFO] [stdout] 31 | |                         continue;
[INFO] [stdout] 32 | |                     } else {
[INFO] [stdout] 33 | |                         return Some(Err(err));
[INFO] [stdout] 34 | |                     }
[INFO] [stdout]    | |_____________________^ cannot satisfy `_ -> _`
[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 E0284`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `efibootnext` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "efb769eaa7d9c32a098e04d0cb9f2802412b0b50b43031ba37d56d342ed8268b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efb769eaa7d9c32a098e04d0cb9f2802412b0b50b43031ba37d56d342ed8268b", kill_on_drop: false }`
[INFO] [stdout] efb769eaa7d9c32a098e04d0cb9f2802412b0b50b43031ba37d56d342ed8268b