[INFO] fetching crate md4 0.9.0...
[INFO] building md4-0.9.0 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate md4 0.9.0 into /workspace/builds/worker-111/source
[INFO] validating manifest of crates.io crate md4 0.9.0 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate md4 0.9.0
[INFO] finished tweaking crates.io crate md4 0.9.0
[INFO] tweaked toml for crates.io crate md4 0.9.0 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] crate crates.io crate md4 0.9.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cca3a6aa88908cd26321ae08e90b249316d8c7ea70ab6d40ffaf70c859ee4711
[INFO] running `Command { std: "docker" "start" "-a" "cca3a6aa88908cd26321ae08e90b249316d8c7ea70ab6d40ffaf70c859ee4711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cca3a6aa88908cd26321ae08e90b249316d8c7ea70ab6d40ffaf70c859ee4711", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cca3a6aa88908cd26321ae08e90b249316d8c7ea70ab6d40ffaf70c859ee4711", kill_on_drop: false }`
[INFO] [stdout] cca3a6aa88908cd26321ae08e90b249316d8c7ea70ab6d40ffaf70c859ee4711
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 672d866505412fae0b5cd4922a823ebce832d2380d7ff288b567d7f31c218e2a
[INFO] running `Command { std: "docker" "start" "-a" "672d866505412fae0b5cd4922a823ebce832d2380d7ff288b567d7f31c218e2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling generic-array v0.14.2
[INFO] [stderr]    Compiling blobby v0.1.2
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling md4 v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.04s
[INFO] running `Command { std: "docker" "inspect" "672d866505412fae0b5cd4922a823ebce832d2380d7ff288b567d7f31c218e2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "672d866505412fae0b5cd4922a823ebce832d2380d7ff288b567d7f31c218e2a", kill_on_drop: false }`
[INFO] [stdout] 672d866505412fae0b5cd4922a823ebce832d2380d7ff288b567d7f31c218e2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 092c845cc7403e99a8de5d85b277bf097d055ea2e8e5f9436382e7400e67fe35
[INFO] running `Command { std: "docker" "start" "-a" "092c845cc7403e99a8de5d85b277bf097d055ea2e8e5f9436382e7400e67fe35", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling hex-literal-impl v0.2.2
[INFO] [stderr]    Compiling hex-literal v0.2.1
[INFO] [stderr]    Compiling md4 v0.9.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.40s
[INFO] running `Command { std: "docker" "inspect" "092c845cc7403e99a8de5d85b277bf097d055ea2e8e5f9436382e7400e67fe35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "092c845cc7403e99a8de5d85b277bf097d055ea2e8e5f9436382e7400e67fe35", kill_on_drop: false }`
[INFO] [stdout] 092c845cc7403e99a8de5d85b277bf097d055ea2e8e5f9436382e7400e67fe35