[INFO] fetching crate mlua-crc16 1.0.0...
[INFO] checking mlua-crc16-1.0.0 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate mlua-crc16 1.0.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate mlua-crc16 1.0.0 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 mlua-crc16 1.0.0
[INFO] finished tweaking crates.io crate mlua-crc16 1.0.0
[INFO] tweaked toml for crates.io crate mlua-crc16 1.0.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 39 packages
[INFO] [stderr]       Adding linux-raw-sys v0.4.13 (latest: v0.6.4)
[INFO] [stderr]       Adding winsafe v0.0.19 (latest: v0.0.20)
[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 which v6.0.1
[INFO] [stderr]   Downloaded crc16 v0.4.0
[INFO] [stderr]   Downloaded mlua-sys v0.5.1
[INFO] [stderr]   Downloaded mlua v0.9.6
[INFO] [stderr]   Downloaded winsafe v0.0.19
[INFO] [stderr]   Downloaded lua-src v546.0.2
[INFO] [stderr]   Downloaded luajit-src v210.5.7+d06beb0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 754846eb59691d43a129bf241c6134f220fc6bc826309c70c3a7d25cd043b2e3
[INFO] running `Command { std: "docker" "start" "-a" "754846eb59691d43a129bf241c6134f220fc6bc826309c70c3a7d25cd043b2e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "754846eb59691d43a129bf241c6134f220fc6bc826309c70c3a7d25cd043b2e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "754846eb59691d43a129bf241c6134f220fc6bc826309c70c3a7d25cd043b2e3", kill_on_drop: false }`
[INFO] [stdout] 754846eb59691d43a129bf241c6134f220fc6bc826309c70c3a7d25cd043b2e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] c0f5c6b11ed92c6cc7f9d21419243d22b9c73cff45993585ded1df88ddef21f7
[INFO] running `Command { std: "docker" "start" "-a" "c0f5c6b11ed92c6cc7f9d21419243d22b9c73cff45993585ded1df88ddef21f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc16 v0.4.0
[INFO] [stderr]    Compiling lua-src v546.0.2
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking bstr v1.9.1
[INFO] [stderr]    Compiling which v6.0.1
[INFO] [stderr]    Compiling luajit-src v210.5.7+d06beb0
[INFO] [stderr]    Compiling mlua-sys v0.5.1
[INFO] [stderr]     Checking mlua v0.9.6
[INFO] [stderr]     Checking mlua-crc16 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.21s
[INFO] running `Command { std: "docker" "inspect" "c0f5c6b11ed92c6cc7f9d21419243d22b9c73cff45993585ded1df88ddef21f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0f5c6b11ed92c6cc7f9d21419243d22b9c73cff45993585ded1df88ddef21f7", kill_on_drop: false }`
[INFO] [stdout] c0f5c6b11ed92c6cc7f9d21419243d22b9c73cff45993585ded1df88ddef21f7