[INFO] fetching crate carrier-pigeon-netmsg-derive 0.1.0...
[INFO] checking carrier-pigeon-netmsg-derive-0.1.0 against master#7bdae134cba57426d3c56b5de737a351762445e1 for pr-123794
[INFO] extracting crate carrier-pigeon-netmsg-derive 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate carrier-pigeon-netmsg-derive 0.1.0 on toolchain 7bdae134cba57426d3c56b5de737a351762445e1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7bdae134cba57426d3c56b5de737a351762445e1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate carrier-pigeon-netmsg-derive 0.1.0
[INFO] finished tweaking crates.io crate carrier-pigeon-netmsg-derive 0.1.0
[INFO] tweaked toml for crates.io crate carrier-pigeon-netmsg-derive 0.1.0 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" "+7bdae134cba57426d3c56b5de737a351762445e1" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7bdae134cba57426d3c56b5de737a351762445e1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "+7bdae134cba57426d3c56b5de737a351762445e1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 000b8bc31eae93d345cd3b68da8c7392ddec8fce8c41b635de127fa068eae917
[INFO] running `Command { std: "docker" "start" "-a" "000b8bc31eae93d345cd3b68da8c7392ddec8fce8c41b635de127fa068eae917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "000b8bc31eae93d345cd3b68da8c7392ddec8fce8c41b635de127fa068eae917", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "000b8bc31eae93d345cd3b68da8c7392ddec8fce8c41b635de127fa068eae917", kill_on_drop: false }`
[INFO] [stdout] 000b8bc31eae93d345cd3b68da8c7392ddec8fce8c41b635de127fa068eae917
[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" "+7bdae134cba57426d3c56b5de737a351762445e1" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba840c1f76f888479124b44726b130e5527d22639353b96ee405d61ebdc4d81f
[INFO] running `Command { std: "docker" "start" "-a" "ba840c1f76f888479124b44726b130e5527d22639353b96ee405d61ebdc4d81f", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: failed to download `proc-macro2 v1.0.79`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   attempting to make an HTTP request, but --frozen was specified
[INFO] running `Command { std: "docker" "inspect" "ba840c1f76f888479124b44726b130e5527d22639353b96ee405d61ebdc4d81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba840c1f76f888479124b44726b130e5527d22639353b96ee405d61ebdc4d81f", kill_on_drop: false }`
[INFO] [stdout] ba840c1f76f888479124b44726b130e5527d22639353b96ee405d61ebdc4d81f
[INFO] checking carrier-pigeon-netmsg-derive-0.1.0 against try#f0a46ffcb8bbd220fe569642e5e175207d8e3fea for pr-123794
[INFO] extracting crate carrier-pigeon-netmsg-derive 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate carrier-pigeon-netmsg-derive 0.1.0 on toolchain f0a46ffcb8bbd220fe569642e5e175207d8e3fea
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate carrier-pigeon-netmsg-derive 0.1.0
[INFO] finished tweaking crates.io crate carrier-pigeon-netmsg-derive 0.1.0
[INFO] tweaked toml for crates.io crate carrier-pigeon-netmsg-derive 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "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]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 5 packages
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4506813fc4c76fd1f5c851da981a3b686e776e827014bb99fd9a3a9c4725c84b
[INFO] running `Command { std: "docker" "start" "-a" "4506813fc4c76fd1f5c851da981a3b686e776e827014bb99fd9a3a9c4725c84b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4506813fc4c76fd1f5c851da981a3b686e776e827014bb99fd9a3a9c4725c84b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4506813fc4c76fd1f5c851da981a3b686e776e827014bb99fd9a3a9c4725c84b", kill_on_drop: false }`
[INFO] [stdout] 4506813fc4c76fd1f5c851da981a3b686e776e827014bb99fd9a3a9c4725c84b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+f0a46ffcb8bbd220fe569642e5e175207d8e3fea" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aad89c7b27428b88c66872c08f437b0358e41cd3f6e1a4dd29cdaab1fd69c018
[INFO] running `Command { std: "docker" "start" "-a" "aad89c7b27428b88c66872c08f437b0358e41cd3f6e1a4dd29cdaab1fd69c018", kill_on_drop: false }`
[INFO] [stderr]     Checking proc-macro2 v1.0.79
[INFO] [stderr]     Checking quote v1.0.36
[INFO] [stderr]     Checking syn v1.0.109
[INFO] [stderr]     Checking carrier-pigeon-netmsg-derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "aad89c7b27428b88c66872c08f437b0358e41cd3f6e1a4dd29cdaab1fd69c018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aad89c7b27428b88c66872c08f437b0358e41cd3f6e1a4dd29cdaab1fd69c018", kill_on_drop: false }`
[INFO] [stdout] aad89c7b27428b88c66872c08f437b0358e41cd3f6e1a4dd29cdaab1fd69c018