[INFO] fetching crate rusnap-api 0.1.1...
[INFO] checking rusnap-api-0.1.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate rusnap-api 0.1.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate rusnap-api 0.1.1 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 rusnap-api 0.1.1
[INFO] finished tweaking crates.io crate rusnap-api 0.1.1
[INFO] tweaked toml for crates.io crate rusnap-api 0.1.1 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 42 packages
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rusnap-utils v0.1.0
[INFO] [stderr]   Downloaded serde-wasm-bindgen v0.6.5
[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] 1d75f2b02222dd34d3f58f4308af4fa242eaef8a6841481befc0a771b4b8457b
[INFO] running `Command { std: "docker" "start" "-a" "1d75f2b02222dd34d3f58f4308af4fa242eaef8a6841481befc0a771b4b8457b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d75f2b02222dd34d3f58f4308af4fa242eaef8a6841481befc0a771b4b8457b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d75f2b02222dd34d3f58f4308af4fa242eaef8a6841481befc0a771b4b8457b", kill_on_drop: false }`
[INFO] [stdout] 1d75f2b02222dd34d3f58f4308af4fa242eaef8a6841481befc0a771b4b8457b
[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] 289b58c7f33f9c4366715c5a7c5270c5fdf3de2a49dad084a1509fbd5eee586f
[INFO] running `Command { std: "docker" "start" "-a" "289b58c7f33f9c4366715c5a7c5270c5fdf3de2a49dad084a1509fbd5eee586f", kill_on_drop: false }`
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking serde-wasm-bindgen v0.6.5
[INFO] [stderr]     Checking const-hex v1.11.3
[INFO] [stderr]     Checking rusnap-utils v0.1.0
[INFO] [stderr]     Checking rusnap-api v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.72s
[INFO] running `Command { std: "docker" "inspect" "289b58c7f33f9c4366715c5a7c5270c5fdf3de2a49dad084a1509fbd5eee586f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "289b58c7f33f9c4366715c5a7c5270c5fdf3de2a49dad084a1509fbd5eee586f", kill_on_drop: false }`
[INFO] [stdout] 289b58c7f33f9c4366715c5a7c5270c5fdf3de2a49dad084a1509fbd5eee586f