[INFO] fetching crate stak-profiler 0.2.15...
[INFO] building stak-profiler-0.2.15 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate stak-profiler 0.2.15 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate stak-profiler 0.2.15 on toolchain 11663cd3bfefef7d34e8f0892c250bf698049392
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stak-profiler 0.2.15
[INFO] finished tweaking crates.io crate stak-profiler 0.2.15
[INFO] tweaked toml for crates.io crate stak-profiler 0.2.15 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "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 6 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c264099f41ddcecf0dff6111f51fc32399b5baaa4ad6ef35f4b1c18d2e09bf35
[INFO] running `Command { std: "docker" "start" "-a" "c264099f41ddcecf0dff6111f51fc32399b5baaa4ad6ef35f4b1c18d2e09bf35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c264099f41ddcecf0dff6111f51fc32399b5baaa4ad6ef35f4b1c18d2e09bf35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c264099f41ddcecf0dff6111f51fc32399b5baaa4ad6ef35f4b1c18d2e09bf35", kill_on_drop: false }`
[INFO] [stdout] c264099f41ddcecf0dff6111f51fc32399b5baaa4ad6ef35f4b1c18d2e09bf35
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e71cb44809db72aee330b12efc3c697e7c8586810a8ea37dfd1acbe8be4360f1
[INFO] running `Command { std: "docker" "start" "-a" "e71cb44809db72aee330b12efc3c697e7c8586810a8ea37dfd1acbe8be4360f1", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-exif v0.3.1
[INFO] [stderr]    Compiling stak-vm v0.7.16
[INFO] [stderr]    Compiling stak-profiler v0.2.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "e71cb44809db72aee330b12efc3c697e7c8586810a8ea37dfd1acbe8be4360f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e71cb44809db72aee330b12efc3c697e7c8586810a8ea37dfd1acbe8be4360f1", kill_on_drop: false }`
[INFO] [stdout] e71cb44809db72aee330b12efc3c697e7c8586810a8ea37dfd1acbe8be4360f1
[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 -Dtail-expr-drop-order" "-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+11663cd3bfefef7d34e8f0892c250bf698049392" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50b8ad41c132eaacb5820beedd360f01dfdf00ceae20c3f053e92c36fc6acd20
[INFO] running `Command { std: "docker" "start" "-a" "50b8ad41c132eaacb5820beedd360f01dfdf00ceae20c3f053e92c36fc6acd20", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling yansi v1.0.1
[INFO] [stderr]    Compiling indoc v2.0.5
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling stak-profiler v0.2.15 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "50b8ad41c132eaacb5820beedd360f01dfdf00ceae20c3f053e92c36fc6acd20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50b8ad41c132eaacb5820beedd360f01dfdf00ceae20c3f053e92c36fc6acd20", kill_on_drop: false }`
[INFO] [stdout] 50b8ad41c132eaacb5820beedd360f01dfdf00ceae20c3f053e92c36fc6acd20