[INFO] fetching crate xrpicker 2.2.1...
[INFO] checking xrpicker-2.2.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate xrpicker 2.2.1 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate xrpicker 2.2.1 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 xrpicker 2.2.1
[INFO] finished tweaking crates.io crate xrpicker 2.2.1
[INFO] tweaked toml for crates.io crate xrpicker 2.2.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate xrpicker 2.2.1 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 iswow64 v0.1.0
[INFO] [stderr]   Downloaded special-folder v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 5afed7c4a6abbbee1d1f6f948d0a2a1ca68afa241376cb8d78b0c6fb23997aae
[INFO] running `Command { std: "docker" "start" "-a" "5afed7c4a6abbbee1d1f6f948d0a2a1ca68afa241376cb8d78b0c6fb23997aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5afed7c4a6abbbee1d1f6f948d0a2a1ca68afa241376cb8d78b0c6fb23997aae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5afed7c4a6abbbee1d1f6f948d0a2a1ca68afa241376cb8d78b0c6fb23997aae", kill_on_drop: false }`
[INFO] [stdout] 5afed7c4a6abbbee1d1f6f948d0a2a1ca68afa241376cb8d78b0c6fb23997aae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 615ca46de934ca1fdcf902b7d2a37606a4b06f8008e5058b70be5eb6d6a908f2
[INFO] running `Command { std: "docker" "start" "-a" "615ca46de934ca1fdcf902b7d2a37606a4b06f8008e5058b70be5eb6d6a908f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror-core v1.0.38
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]    Compiling serde_json v1.0.107
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking ryu v1.0.15
[INFO] [stderr]     Checking itoa v1.0.9
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking flate2 v1.0.27
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking xdg v2.5.2
[INFO] [stderr]     Checking dirs-sys v0.4.1
[INFO] [stderr]     Checking dirs v5.0.1
[INFO] [stderr]    Compiling thiserror-core-impl v1.0.38
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]     Checking ruzstd v0.4.0
[INFO] [stderr]     Checking object v0.32.1
[INFO] [stderr]     Checking xrpicker v2.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.27s
[INFO] running `Command { std: "docker" "inspect" "615ca46de934ca1fdcf902b7d2a37606a4b06f8008e5058b70be5eb6d6a908f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "615ca46de934ca1fdcf902b7d2a37606a4b06f8008e5058b70be5eb6d6a908f2", kill_on_drop: false }`
[INFO] [stdout] 615ca46de934ca1fdcf902b7d2a37606a4b06f8008e5058b70be5eb6d6a908f2