[INFO] fetching crate universe_sync 0.1.0...
[INFO] building universe_sync-0.1.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate universe_sync 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate universe_sync 0.1.0
[INFO] finished tweaking crates.io crate universe_sync 0.1.0
[INFO] tweaked toml for crates.io crate universe_sync 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate universe_sync 0.1.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate universe_sync 0.1.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "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-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c48e8af738953e3e680ad7b41a30c20805b9e7dc1d3dcc3bb295bffbea7fda45
[INFO] running `Command { std: "docker" "start" "-a" "c48e8af738953e3e680ad7b41a30c20805b9e7dc1d3dcc3bb295bffbea7fda45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c48e8af738953e3e680ad7b41a30c20805b9e7dc1d3dcc3bb295bffbea7fda45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c48e8af738953e3e680ad7b41a30c20805b9e7dc1d3dcc3bb295bffbea7fda45", kill_on_drop: false }`
[INFO] [stdout] c48e8af738953e3e680ad7b41a30c20805b9e7dc1d3dcc3bb295bffbea7fda45
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ff3c1484d902f60b9d6e90aa9cac461d2ff35ead0b675fd66a309bbad2b67817
[INFO] running `Command { std: "docker" "start" "-a" "ff3c1484d902f60b9d6e90aa9cac461d2ff35ead0b675fd66a309bbad2b67817", kill_on_drop: false }`
[INFO] [stderr]    Compiling universe_sync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.10s
[INFO] running `Command { std: "docker" "inspect" "ff3c1484d902f60b9d6e90aa9cac461d2ff35ead0b675fd66a309bbad2b67817", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff3c1484d902f60b9d6e90aa9cac461d2ff35ead0b675fd66a309bbad2b67817", kill_on_drop: false }`
[INFO] [stdout] ff3c1484d902f60b9d6e90aa9cac461d2ff35ead0b675fd66a309bbad2b67817
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 03c6495a817846eb8a963557c473773a378af611fa52e90e49bd6fb4d175b6a7
[INFO] running `Command { std: "docker" "start" "-a" "03c6495a817846eb8a963557c473773a378af611fa52e90e49bd6fb4d175b6a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling universe_sync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "03c6495a817846eb8a963557c473773a378af611fa52e90e49bd6fb4d175b6a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03c6495a817846eb8a963557c473773a378af611fa52e90e49bd6fb4d175b6a7", kill_on_drop: false }`
[INFO] [stdout] 03c6495a817846eb8a963557c473773a378af611fa52e90e49bd6fb4d175b6a7