[INFO] fetching crate modulate-comms 0.0.1...
[INFO] checking modulate-comms-0.0.1 against master#779e19d8baa3e3625bd4fc5c85cbb2ad47b43155 for pr-147589-1
[INFO] extracting crate modulate-comms 0.0.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate modulate-comms 0.0.1
[INFO] finished tweaking crates.io crate modulate-comms 0.0.1
[INFO] tweaked toml for crates.io crate modulate-comms 0.0.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate modulate-comms 0.0.1 on toolchain 779e19d8baa3e3625bd4fc5c85cbb2ad47b43155
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate modulate-comms 0.0.1 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" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded block-padding v0.3.3
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 50f80157a6a41ac9aced34f05819d51135db5ad4e25e043f7b8d54399e1c8773
[INFO] running `Command { std: "docker" "start" "-a" "50f80157a6a41ac9aced34f05819d51135db5ad4e25e043f7b8d54399e1c8773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "50f80157a6a41ac9aced34f05819d51135db5ad4e25e043f7b8d54399e1c8773", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50f80157a6a41ac9aced34f05819d51135db5ad4e25e043f7b8d54399e1c8773", kill_on_drop: false }`
[INFO] [stdout] 50f80157a6a41ac9aced34f05819d51135db5ad4e25e043f7b8d54399e1c8773
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+779e19d8baa3e3625bd4fc5c85cbb2ad47b43155" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7946ddb0acdc92f5a7bb98328347a2720c7db9d6c02ee092e34eb6ac1de6978
[INFO] running `Command { std: "docker" "start" "-a" "f7946ddb0acdc92f5a7bb98328347a2720c7db9d6c02ee092e34eb6ac1de6978", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
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[INFO] [stderr]     Checking modulate-comms v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 15s
[INFO] running `Command { std: "docker" "inspect" "f7946ddb0acdc92f5a7bb98328347a2720c7db9d6c02ee092e34eb6ac1de6978", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7946ddb0acdc92f5a7bb98328347a2720c7db9d6c02ee092e34eb6ac1de6978", kill_on_drop: false }`
[INFO] [stdout] f7946ddb0acdc92f5a7bb98328347a2720c7db9d6c02ee092e34eb6ac1de6978