[INFO] fetching crate rsmc-core 0.4.0...
[INFO] building rsmc-core-0.4.0 against master#a7f375789bab1a4e4a291c963081a8ca7d2b6bd7 for pr-93180
[INFO] extracting crate rsmc-core 0.4.0 into /workspace/builds/worker-16/source
[INFO] validating manifest of crates.io crate rsmc-core 0.4.0 on toolchain a7f375789bab1a4e4a291c963081a8ca7d2b6bd7
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rsmc-core 0.4.0
[INFO] finished tweaking crates.io crate rsmc-core 0.4.0
[INFO] tweaked toml for crates.io crate rsmc-core 0.4.0 written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d08e259798d8fea6e6042ccaac0f130d808b0406fcc65373c0ea76bc409a3e0
[INFO] running `Command { std: "docker" "start" "-a" "4d08e259798d8fea6e6042ccaac0f130d808b0406fcc65373c0ea76bc409a3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d08e259798d8fea6e6042ccaac0f130d808b0406fcc65373c0ea76bc409a3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d08e259798d8fea6e6042ccaac0f130d808b0406fcc65373c0ea76bc409a3e0", kill_on_drop: false }`
[INFO] [stdout] 4d08e259798d8fea6e6042ccaac0f130d808b0406fcc65373c0ea76bc409a3e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 28e4185707200fe75539d0498fe1de35850495bbd10bfc5072a2f1f90bc266c1
[INFO] running `Command { std: "docker" "start" "-a" "28e4185707200fe75539d0498fe1de35850495bbd10bfc5072a2f1f90bc266c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling futures-sink v0.3.19
[INFO] [stderr]    Compiling futures-util v0.3.19
[INFO] [stderr]    Compiling crc32fast v1.3.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling deadpool-runtime v0.1.2
[INFO] [stderr]    Compiling murmur3 v0.5.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling tokio v1.16.1
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling futures-channel v0.3.19
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling futures-macro v0.3.19
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling deadpool v0.9.2
[INFO] [stderr]    Compiling futures-executor v0.3.19
[INFO] [stderr]    Compiling futures v0.3.19
[INFO] [stderr]    Compiling rsmc-core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.83s
[INFO] running `Command { std: "docker" "inspect" "28e4185707200fe75539d0498fe1de35850495bbd10bfc5072a2f1f90bc266c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "28e4185707200fe75539d0498fe1de35850495bbd10bfc5072a2f1f90bc266c1", kill_on_drop: false }`
[INFO] [stdout] 28e4185707200fe75539d0498fe1de35850495bbd10bfc5072a2f1f90bc266c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+a7f375789bab1a4e4a291c963081a8ca7d2b6bd7" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7d660d83060f65dde919bc4b3bc44803bfa144c07df0ecc93f61313fe690889f
[INFO] running `Command { std: "docker" "start" "-a" "7d660d83060f65dde919bc4b3bc44803bfa144c07df0ecc93f61313fe690889f", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-stream v0.1.8
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling async-stream v0.3.2
[INFO] [stderr]    Compiling tokio-test v0.4.2
[INFO] [stderr]    Compiling rsmc-core v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "7d660d83060f65dde919bc4b3bc44803bfa144c07df0ecc93f61313fe690889f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d660d83060f65dde919bc4b3bc44803bfa144c07df0ecc93f61313fe690889f", kill_on_drop: false }`
[INFO] [stdout] 7d660d83060f65dde919bc4b3bc44803bfa144c07df0ecc93f61313fe690889f