[INFO] fetching crate gci 0.1.0...
[INFO] checking gci-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate gci 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate gci 0.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gci 0.1.0
[INFO] finished tweaking crates.io crate gci 0.1.0
[INFO] tweaked toml for crates.io crate gci 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate gci 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded newline-converter v0.2.0
[INFO] [stderr]   Downloaded inquire v0.2.1
[INFO] [stderr]   Downloaded smallvec v1.9.0
[INFO] [stderr]   Downloaded fastrand v1.8.0
[INFO] [stderr]   Downloaded crossterm_winapi v0.8.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.32
[INFO] [stderr]   Downloaded once_cell v1.13.0
[INFO] [stderr]   Downloaded crossterm v0.21.0
[INFO] [stderr]   Downloaded dialoguer v0.10.2
[INFO] [stderr]   Downloaded git2 v0.14.4
[INFO] [stderr]   Downloaded libc v0.2.129
[INFO] [stderr]   Downloaded openssl-sys v0.9.75
[INFO] [stderr]   Downloaded thiserror v1.0.32
[INFO] [stderr]   Downloaded libgit2-sys v0.13.4+1.4.2
[INFO] [stderr]   Downloaded libz-sys v1.1.8
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc98e0df822b95c199d430d48191fc2b25c0b23925200e387ed139c2eace411a
[INFO] running `Command { std: "docker" "start" "-a" "bc98e0df822b95c199d430d48191fc2b25c0b23925200e387ed139c2eace411a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc98e0df822b95c199d430d48191fc2b25c0b23925200e387ed139c2eace411a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc98e0df822b95c199d430d48191fc2b25c0b23925200e387ed139c2eace411a", kill_on_drop: false }`
[INFO] [stdout] bc98e0df822b95c199d430d48191fc2b25c0b23925200e387ed139c2eace411a
[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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0aa3b5dafcc63e4dbd2c67509b39f8f6b0ab4af1e16f3df7831326d8fec43685
[INFO] running `Command { std: "docker" "start" "-a" "0aa3b5dafcc63e4dbd2c67509b39f8f6b0ab4af1e16f3df7831326d8fec43685", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.129
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking newline-converter v0.2.0
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking console v0.15.1
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking crossterm v0.21.0
[INFO] [stderr]     Checking dialoguer v0.10.2
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.13.4+1.4.2
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking inquire v0.2.1
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking git2 v0.14.4
[INFO] [stderr]     Checking gci v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.61s
[INFO] running `Command { std: "docker" "inspect" "0aa3b5dafcc63e4dbd2c67509b39f8f6b0ab4af1e16f3df7831326d8fec43685", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aa3b5dafcc63e4dbd2c67509b39f8f6b0ab4af1e16f3df7831326d8fec43685", kill_on_drop: false }`
[INFO] [stdout] 0aa3b5dafcc63e4dbd2c67509b39f8f6b0ab4af1e16f3df7831326d8fec43685
[INFO] checking gci-0.1.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate gci 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate gci 0.1.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gci 0.1.0
[INFO] finished tweaking crates.io crate gci 0.1.0
[INFO] tweaked toml for crates.io crate gci 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate gci 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 630fe113a2740c6e0fdbc88f3aaa884a43e7cafb6e71f4e7fb164b80be0c3358
[INFO] running `Command { std: "docker" "start" "-a" "630fe113a2740c6e0fdbc88f3aaa884a43e7cafb6e71f4e7fb164b80be0c3358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "630fe113a2740c6e0fdbc88f3aaa884a43e7cafb6e71f4e7fb164b80be0c3358", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "630fe113a2740c6e0fdbc88f3aaa884a43e7cafb6e71f4e7fb164b80be0c3358", kill_on_drop: false }`
[INFO] [stdout] 630fe113a2740c6e0fdbc88f3aaa884a43e7cafb6e71f4e7fb164b80be0c3358
[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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08133f0d0eb34abd267684a95ee074de60d140bf5b1e529c84f5ec66e457b1b7
[INFO] running `Command { std: "docker" "start" "-a" "08133f0d0eb34abd267684a95ee074de60d140bf5b1e529c84f5ec66e457b1b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.129
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking unicode-segmentation v1.9.0
[INFO] [stderr]     Checking zeroize v1.5.7
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking newline-converter v0.2.0
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.14
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking console v0.15.1
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking dialoguer v0.10.2
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.21.0
[INFO] [stderr]    Compiling openssl-sys v0.9.75
[INFO] [stderr]    Compiling libz-sys v1.1.8
[INFO] [stderr]    Compiling libssh2-sys v0.2.23
[INFO] [stderr]    Compiling libgit2-sys v0.13.4+1.4.2
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling structopt-derive v0.4.18
[INFO] [stderr]     Checking structopt v0.3.26
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking inquire v0.2.1
[INFO] [stderr]     Checking git2 v0.14.4
[INFO] [stderr]     Checking gci v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.05s
[INFO] running `Command { std: "docker" "inspect" "08133f0d0eb34abd267684a95ee074de60d140bf5b1e529c84f5ec66e457b1b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08133f0d0eb34abd267684a95ee074de60d140bf5b1e529c84f5ec66e457b1b7", kill_on_drop: false }`
[INFO] [stdout] 08133f0d0eb34abd267684a95ee074de60d140bf5b1e529c84f5ec66e457b1b7