[INFO] fetching crate comet-cli 0.1.6...
[INFO] checking comet-cli-0.1.6 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate comet-cli 0.1.6 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate comet-cli 0.1.6 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 comet-cli 0.1.6
[INFO] finished tweaking crates.io crate comet-cli 0.1.6
[INFO] tweaked toml for crates.io crate comet-cli 0.1.6 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate comet-cli 0.1.6 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]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a6fcdcb4b3ea73355e2523d226c15ef41c90bc322d3484522a4f7466d879b253
[INFO] running `Command { std: "docker" "start" "-a" "a6fcdcb4b3ea73355e2523d226c15ef41c90bc322d3484522a4f7466d879b253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6fcdcb4b3ea73355e2523d226c15ef41c90bc322d3484522a4f7466d879b253", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6fcdcb4b3ea73355e2523d226c15ef41c90bc322d3484522a4f7466d879b253", kill_on_drop: false }`
[INFO] [stdout] a6fcdcb4b3ea73355e2523d226c15ef41c90bc322d3484522a4f7466d879b253
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] def65a68296b321d9d2cd0bbaf91fa7fc2a3798d6362024b17c0e376329ce384
[INFO] running `Command { std: "docker" "start" "-a" "def65a68296b321d9d2cd0bbaf91fa7fc2a3798d6362024b17c0e376329ce384", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking which v4.3.0
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking env_logger v0.9.1
[INFO] [stderr]     Checking comet-cli v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.12s
[INFO] running `Command { std: "docker" "inspect" "def65a68296b321d9d2cd0bbaf91fa7fc2a3798d6362024b17c0e376329ce384", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "def65a68296b321d9d2cd0bbaf91fa7fc2a3798d6362024b17c0e376329ce384", kill_on_drop: false }`
[INFO] [stdout] def65a68296b321d9d2cd0bbaf91fa7fc2a3798d6362024b17c0e376329ce384