[INFO] fetching crate cargo-mommy 0.3.1...
[INFO] checking cargo-mommy-0.3.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate cargo-mommy 0.3.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate cargo-mommy 0.3.1 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 cargo-mommy 0.3.1
[INFO] finished tweaking crates.io crate cargo-mommy 0.3.1
[INFO] tweaked toml for crates.io crate cargo-mommy 0.3.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate cargo-mommy 0.3.1 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 serde-tuple-vec-map v1.0.1
[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] c17856bb0a6bc8f466196e1aefd94bc4655774945102428ee5d33a2d06cddbbb
[INFO] running `Command { std: "docker" "start" "-a" "c17856bb0a6bc8f466196e1aefd94bc4655774945102428ee5d33a2d06cddbbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c17856bb0a6bc8f466196e1aefd94bc4655774945102428ee5d33a2d06cddbbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c17856bb0a6bc8f466196e1aefd94bc4655774945102428ee5d33a2d06cddbbb", kill_on_drop: false }`
[INFO] [stdout] c17856bb0a6bc8f466196e1aefd94bc4655774945102428ee5d33a2d06cddbbb
[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] e51c488c7636014b50ce6b7287141051f14b6110ba8f687f0fad538991565a70
[INFO] running `Command { std: "docker" "start" "-a" "e51c488c7636014b50ce6b7287141051f14b6110ba8f687f0fad538991565a70", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling memchr v2.6.4
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling serde_derive v1.0.192
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling serde-tuple-vec-map v1.0.1
[INFO] [stderr]    Compiling cargo-mommy v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.29s
[INFO] running `Command { std: "docker" "inspect" "e51c488c7636014b50ce6b7287141051f14b6110ba8f687f0fad538991565a70", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e51c488c7636014b50ce6b7287141051f14b6110ba8f687f0fad538991565a70", kill_on_drop: false }`
[INFO] [stdout] e51c488c7636014b50ce6b7287141051f14b6110ba8f687f0fad538991565a70