[INFO] fetching crate rand_derive2 0.1.21...
[INFO] checking rand_derive2-0.1.21 against master#dc8fe1f81c6cf13c0987944c525b2aa81625b5d0 for pr-133502-4
[INFO] extracting crate rand_derive2 0.1.21 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate rand_derive2 0.1.21 on toolchain dc8fe1f81c6cf13c0987944c525b2aa81625b5d0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rand_derive2 0.1.21
[INFO] finished tweaking crates.io crate rand_derive2 0.1.21
[INFO] tweaked toml for crates.io crate rand_derive2 0.1.21 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc_macro2_helper v0.2.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c60da9a04523a2ea3a8aee0562e35e58a9e9cbee12cbb539994ee1ffa696b998
[INFO] running `Command { std: "docker" "start" "-a" "c60da9a04523a2ea3a8aee0562e35e58a9e9cbee12cbb539994ee1ffa696b998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c60da9a04523a2ea3a8aee0562e35e58a9e9cbee12cbb539994ee1ffa696b998", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c60da9a04523a2ea3a8aee0562e35e58a9e9cbee12cbb539994ee1ffa696b998", kill_on_drop: false }`
[INFO] [stdout] c60da9a04523a2ea3a8aee0562e35e58a9e9cbee12cbb539994ee1ffa696b998
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+dc8fe1f81c6cf13c0987944c525b2aa81625b5d0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afddcaef83c40c0062e672d9d5bb2e28d8c3d15407391c0caaec2b8f1375d748
[INFO] running `Command { std: "docker" "start" "-a" "afddcaef83c40c0062e672d9d5bb2e28d8c3d15407391c0caaec2b8f1375d748", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.100
[INFO] [stderr]     Checking proc_macro2_helper v0.2.10
[INFO] [stderr]     Checking rand_derive2 v0.1.21 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.40s
[INFO] running `Command { std: "docker" "inspect" "afddcaef83c40c0062e672d9d5bb2e28d8c3d15407391c0caaec2b8f1375d748", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afddcaef83c40c0062e672d9d5bb2e28d8c3d15407391c0caaec2b8f1375d748", kill_on_drop: false }`
[INFO] [stdout] afddcaef83c40c0062e672d9d5bb2e28d8c3d15407391c0caaec2b8f1375d748