[INFO] fetching crate covert_client 0.1.5...
[INFO] checking covert_client-0.1.5 against try#47af3d0de9d26c7deba4cfb203b710cc3f764e91 for pr-130443
[INFO] extracting crate covert_client 0.1.5 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate covert_client 0.1.5 on toolchain 47af3d0de9d26c7deba4cfb203b710cc3f764e91
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate covert_client 0.1.5
[INFO] finished tweaking crates.io crate covert_client 0.1.5
[INFO] tweaked toml for crates.io crate covert_client 0.1.5 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate covert_client 0.1.5 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" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d62ab4e86cd202db217b45bcc438e5441279165cc76ed3c1dfa60e479b42f70e
[INFO] running `Command { std: "docker" "start" "-a" "d62ab4e86cd202db217b45bcc438e5441279165cc76ed3c1dfa60e479b42f70e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d62ab4e86cd202db217b45bcc438e5441279165cc76ed3c1dfa60e479b42f70e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d62ab4e86cd202db217b45bcc438e5441279165cc76ed3c1dfa60e479b42f70e", kill_on_drop: false }`
[INFO] [stdout] d62ab4e86cd202db217b45bcc438e5441279165cc76ed3c1dfa60e479b42f70e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+47af3d0de9d26c7deba4cfb203b710cc3f764e91" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fe384f63632e7b4b93a303515d88e2332b602305632b51281dd36327a538598f
[INFO] running `Command { std: "docker" "start" "-a" "fe384f63632e7b4b93a303515d88e2332b602305632b51281dd36327a538598f", kill_on_drop: false }`
[INFO] [stderr]    Compiling windows_x86_64_gnu v0.39.0
[INFO] [stdout] error[E0463]: can't find crate for `core`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the `x86_64-pc-windows-gnu` target may not be installed
[INFO] [stdout]   = help: consider downloading the target with `rustup target add x86_64-pc-windows-gnu`
[INFO] [stdout]   = help: consider building the standard library from source with `cargo build -Zbuild-std`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `windows_x86_64_gnu` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "fe384f63632e7b4b93a303515d88e2332b602305632b51281dd36327a538598f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe384f63632e7b4b93a303515d88e2332b602305632b51281dd36327a538598f", kill_on_drop: false }`
[INFO] [stdout] fe384f63632e7b4b93a303515d88e2332b602305632b51281dd36327a538598f
