[INFO] fetching crate next-gen-proc_macros 0.1.1...
[INFO] building next-gen-proc_macros-0.1.1 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate next-gen-proc_macros 0.1.1 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate next-gen-proc_macros 0.1.1
[INFO] finished tweaking crates.io crate next-gen-proc_macros 0.1.1
[INFO] tweaked toml for crates.io crate next-gen-proc_macros 0.1.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate next-gen-proc_macros 0.1.1 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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 157 packages to latest compatible versions
[INFO] [stderr]       Adding bat v0.18.3 (available: v0.25.0)
[INFO] [stderr]       Adding syn v1.0.109 (available: v2.0.106)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 63550a6c467a3eff091368f6ac7d69123490c5a4e80ec47cf9e9295f7336f85c
[INFO] running `Command { std: "docker" "start" "-a" "63550a6c467a3eff091368f6ac7d69123490c5a4e80ec47cf9e9295f7336f85c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63550a6c467a3eff091368f6ac7d69123490c5a4e80ec47cf9e9295f7336f85c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63550a6c467a3eff091368f6ac7d69123490c5a4e80ec47cf9e9295f7336f85c", kill_on_drop: false }`
[INFO] [stdout] 63550a6c467a3eff091368f6ac7d69123490c5a4e80ec47cf9e9295f7336f85c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a803b66c0772bf8bfe5174480af59c3d7362e9bb6a3951d1702194ea5b934e61
[INFO] running `Command { std: "docker" "start" "-a" "a803b66c0772bf8bfe5174480af59c3d7362e9bb6a3951d1702194ea5b934e61", kill_on_drop: false }`
[INFO] [stderr]    Compiling next-gen-proc_macros v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.95s
[INFO] running `Command { std: "docker" "inspect" "a803b66c0772bf8bfe5174480af59c3d7362e9bb6a3951d1702194ea5b934e61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a803b66c0772bf8bfe5174480af59c3d7362e9bb6a3951d1702194ea5b934e61", kill_on_drop: false }`
[INFO] [stdout] a803b66c0772bf8bfe5174480af59c3d7362e9bb6a3951d1702194ea5b934e61
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44fd7afd674d85dc9b2152a1e4b05efa7198651d12177e502ec9a19e66fb668b
[INFO] running `Command { std: "docker" "start" "-a" "44fd7afd674d85dc9b2152a1e4b05efa7198651d12177e502ec9a19e66fb668b", kill_on_drop: false }`
[INFO] [stderr]    Compiling next-gen-proc_macros v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "44fd7afd674d85dc9b2152a1e4b05efa7198651d12177e502ec9a19e66fb668b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44fd7afd674d85dc9b2152a1e4b05efa7198651d12177e502ec9a19e66fb668b", kill_on_drop: false }`
[INFO] [stdout] 44fd7afd674d85dc9b2152a1e4b05efa7198651d12177e502ec9a19e66fb668b