[INFO] fetching crate cargo-ls-crates 0.4.7...
[INFO] checking cargo-ls-crates-0.4.7 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate cargo-ls-crates 0.4.7 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate cargo-ls-crates 0.4.7 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 cargo-ls-crates 0.4.7
[INFO] finished tweaking crates.io crate cargo-ls-crates 0.4.7
[INFO] tweaked toml for crates.io crate cargo-ls-crates 0.4.7 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate cargo-ls-crates 0.4.7 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 26fe7ae2fb56352640b08877e0e016aeb7b8c9bb1a8ac73c08faebe7db0ceab1
[INFO] running `Command { std: "docker" "start" "-a" "26fe7ae2fb56352640b08877e0e016aeb7b8c9bb1a8ac73c08faebe7db0ceab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26fe7ae2fb56352640b08877e0e016aeb7b8c9bb1a8ac73c08faebe7db0ceab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26fe7ae2fb56352640b08877e0e016aeb7b8c9bb1a8ac73c08faebe7db0ceab1", kill_on_drop: false }`
[INFO] [stdout] 26fe7ae2fb56352640b08877e0e016aeb7b8c9bb1a8ac73c08faebe7db0ceab1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 7257ab1f0681ea78127ba4e64c8d99eb192bd86dff4153b89c98ee161b2a34b4
[INFO] running `Command { std: "docker" "start" "-a" "7257ab1f0681ea78127ba4e64c8d99eb192bd86dff4153b89c98ee161b2a34b4", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.146
[INFO] [stderr]     Checking regex-syntax v0.7.2
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking regex v1.8.4
[INFO] [stderr]     Checking cargo-ls-crates v0.4.7 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.93s
[INFO] running `Command { std: "docker" "inspect" "7257ab1f0681ea78127ba4e64c8d99eb192bd86dff4153b89c98ee161b2a34b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7257ab1f0681ea78127ba4e64c8d99eb192bd86dff4153b89c98ee161b2a34b4", kill_on_drop: false }`
[INFO] [stdout] 7257ab1f0681ea78127ba4e64c8d99eb192bd86dff4153b89c98ee161b2a34b4