[INFO] fetching crate variadic_from_meta 0.15.0...
[INFO] building variadic_from_meta-0.15.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate variadic_from_meta 0.15.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate variadic_from_meta 0.15.0
[INFO] finished tweaking crates.io crate variadic_from_meta 0.15.0
[INFO] tweaked toml for crates.io crate variadic_from_meta 0.15.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate variadic_from_meta 0.15.0 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 variadic_from_meta 0.15.0 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iter_tools v0.39.0
[INFO] [stderr]   Downloaded clone_dyn_types v0.40.0
[INFO] [stderr]   Downloaded component_model_types v0.14.0
[INFO] [stderr]   Downloaded macro_tools v0.70.0
[INFO] [stderr]   Downloaded interval_adapter v0.38.0
[INFO] [stderr]   Downloaded collection_tools v0.27.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] ac7328ed0a5ff7fa414d1e2964e03eea6374d1a85b79fc8d50605b0a277da698
[INFO] running `Command { std: "docker" "start" "-a" "ac7328ed0a5ff7fa414d1e2964e03eea6374d1a85b79fc8d50605b0a277da698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac7328ed0a5ff7fa414d1e2964e03eea6374d1a85b79fc8d50605b0a277da698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac7328ed0a5ff7fa414d1e2964e03eea6374d1a85b79fc8d50605b0a277da698", kill_on_drop: false }`
[INFO] [stdout] ac7328ed0a5ff7fa414d1e2964e03eea6374d1a85b79fc8d50605b0a277da698
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] aa4157b565aa35e3b2186cbe84a859f6ecb613a753921fe884212c1abbc9e975
[INFO] running `Command { std: "docker" "start" "-a" "aa4157b565aa35e3b2186cbe84a859f6ecb613a753921fe884212c1abbc9e975", kill_on_drop: false }`
[INFO] [stderr]    Compiling const_format_proc_macros v0.2.34
[INFO] [stderr]    Compiling itertools v0.11.0
[INFO] [stderr]    Compiling clone_dyn_types v0.40.0
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling collection_tools v0.27.0
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling interval_adapter v0.38.0
[INFO] [stderr]    Compiling component_model_types v0.14.0
[INFO] [stderr]    Compiling convert_case v0.6.0
[INFO] [stderr]    Compiling iter_tools v0.39.0
[INFO] [stderr]    Compiling const_format v0.2.34
[INFO] [stderr]    Compiling macro_tools v0.70.0
[INFO] [stderr]    Compiling variadic_from_meta v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.81s
[INFO] running `Command { std: "docker" "inspect" "aa4157b565aa35e3b2186cbe84a859f6ecb613a753921fe884212c1abbc9e975", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa4157b565aa35e3b2186cbe84a859f6ecb613a753921fe884212c1abbc9e975", kill_on_drop: false }`
[INFO] [stdout] aa4157b565aa35e3b2186cbe84a859f6ecb613a753921fe884212c1abbc9e975
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 71f9fa566b225d4447c596172b10d7957b80df1bc9a5e36758048abe3bef84cc
[INFO] running `Command { std: "docker" "start" "-a" "71f9fa566b225d4447c596172b10d7957b80df1bc9a5e36758048abe3bef84cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling variadic_from_meta v0.15.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "71f9fa566b225d4447c596172b10d7957b80df1bc9a5e36758048abe3bef84cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71f9fa566b225d4447c596172b10d7957b80df1bc9a5e36758048abe3bef84cc", kill_on_drop: false }`
[INFO] [stdout] 71f9fa566b225d4447c596172b10d7957b80df1bc9a5e36758048abe3bef84cc