[INFO] fetching crate trackable 1.2.0...
[INFO] building trackable-1.2.0 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate trackable 1.2.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate trackable 1.2.0 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 trackable 1.2.0
[INFO] finished tweaking crates.io crate trackable 1.2.0
[INFO] tweaked toml for crates.io crate trackable 1.2.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate trackable 1.2.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3e489bed735af82a8277461ea28f3ce13fd199d30bb1eddd79b8b31df835e56a
[INFO] running `Command { std: "docker" "start" "-a" "3e489bed735af82a8277461ea28f3ce13fd199d30bb1eddd79b8b31df835e56a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e489bed735af82a8277461ea28f3ce13fd199d30bb1eddd79b8b31df835e56a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e489bed735af82a8277461ea28f3ce13fd199d30bb1eddd79b8b31df835e56a", kill_on_drop: false }`
[INFO] [stdout] 3e489bed735af82a8277461ea28f3ce13fd199d30bb1eddd79b8b31df835e56a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cc1c8a7606942301936f5376bde34d83303c26cc9aec07983ff055767f2b0581
[INFO] running `Command { std: "docker" "start" "-a" "cc1c8a7606942301936f5376bde34d83303c26cc9aec07983ff055767f2b0581", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.18
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]    Compiling trackable_derive v1.0.0
[INFO] [stderr]    Compiling trackable v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.58s
[INFO] running `Command { std: "docker" "inspect" "cc1c8a7606942301936f5376bde34d83303c26cc9aec07983ff055767f2b0581", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc1c8a7606942301936f5376bde34d83303c26cc9aec07983ff055767f2b0581", kill_on_drop: false }`
[INFO] [stdout] cc1c8a7606942301936f5376bde34d83303c26cc9aec07983ff055767f2b0581
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e0dbead6efd8689a8aa872bf32d2a188d93ec934b36c20f52df9ad302ea904c5
[INFO] running `Command { std: "docker" "start" "-a" "e0dbead6efd8689a8aa872bf32d2a188d93ec934b36c20f52df9ad302ea904c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling trackable v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.06s
[INFO] running `Command { std: "docker" "inspect" "e0dbead6efd8689a8aa872bf32d2a188d93ec934b36c20f52df9ad302ea904c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0dbead6efd8689a8aa872bf32d2a188d93ec934b36c20f52df9ad302ea904c5", kill_on_drop: false }`
[INFO] [stdout] e0dbead6efd8689a8aa872bf32d2a188d93ec934b36c20f52df9ad302ea904c5