[INFO] fetching crate tuplez 0.14.16...
[INFO] building tuplez-0.14.16 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate tuplez 0.14.16 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate tuplez 0.14.16
[INFO] finished tweaking crates.io crate tuplez 0.14.16
[INFO] tweaked toml for crates.io crate tuplez 0.14.16 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate tuplez 0.14.16 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 tuplez 0.14.16 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 tuplez-macros v0.7.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 31b259d3269b05d7fe5c4b712371421e6c93882be27fccfbaefad901c334f2b3
[INFO] running `Command { std: "docker" "start" "-a" "31b259d3269b05d7fe5c4b712371421e6c93882be27fccfbaefad901c334f2b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "31b259d3269b05d7fe5c4b712371421e6c93882be27fccfbaefad901c334f2b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31b259d3269b05d7fe5c4b712371421e6c93882be27fccfbaefad901c334f2b3", kill_on_drop: false }`
[INFO] [stdout] 31b259d3269b05d7fe5c4b712371421e6c93882be27fccfbaefad901c334f2b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 5e59ff494301bfd8ddf735d2b00cff0ee5232a78814d8e2baafd0d2f665652a8
[INFO] running `Command { std: "docker" "start" "-a" "5e59ff494301bfd8ddf735d2b00cff0ee5232a78814d8e2baafd0d2f665652a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling tuplez-macros v0.7.0
[INFO] [stderr]    Compiling tuplez v0.14.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.90s
[INFO] running `Command { std: "docker" "inspect" "5e59ff494301bfd8ddf735d2b00cff0ee5232a78814d8e2baafd0d2f665652a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e59ff494301bfd8ddf735d2b00cff0ee5232a78814d8e2baafd0d2f665652a8", kill_on_drop: false }`
[INFO] [stdout] 5e59ff494301bfd8ddf735d2b00cff0ee5232a78814d8e2baafd0d2f665652a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0ee94395eb36d4689ab542a5c0b779a3086258a8e26567f4d2c0d18b835f791e
[INFO] running `Command { std: "docker" "start" "-a" "0ee94395eb36d4689ab542a5c0b779a3086258a8e26567f4d2c0d18b835f791e", kill_on_drop: false }`
[INFO] [stderr]    Compiling tuplez v0.14.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.76s
[INFO] running `Command { std: "docker" "inspect" "0ee94395eb36d4689ab542a5c0b779a3086258a8e26567f4d2c0d18b835f791e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ee94395eb36d4689ab542a5c0b779a3086258a8e26567f4d2c0d18b835f791e", kill_on_drop: false }`
[INFO] [stdout] 0ee94395eb36d4689ab542a5c0b779a3086258a8e26567f4d2c0d18b835f791e