[INFO] fetching crate singletonset 0.1.2... [INFO] building singletonset-0.1.2 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523 [INFO] extracting crate singletonset 0.1.2 into /workspace/builds/worker-3-tc1/source [INFO] validating manifest of crates.io crate singletonset 0.1.2 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 singletonset 0.1.2 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate singletonset 0.1.2 [INFO] tweaked toml for crates.io crate singletonset 0.1.2 written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate crates.io crate singletonset 0.1.2 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" "+11663cd3bfefef7d34e8f0892c250bf698049392" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e0c8920ffb67cf3bcae9b496a29c341ccf6bb6f2a21c7185caaee6568e1097f3 [INFO] running `Command { std: "docker" "start" "-a" "e0c8920ffb67cf3bcae9b496a29c341ccf6bb6f2a21c7185caaee6568e1097f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e0c8920ffb67cf3bcae9b496a29c341ccf6bb6f2a21c7185caaee6568e1097f3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e0c8920ffb67cf3bcae9b496a29c341ccf6bb6f2a21c7185caaee6568e1097f3", kill_on_drop: false }` [INFO] [stdout] e0c8920ffb67cf3bcae9b496a29c341ccf6bb6f2a21c7185caaee6568e1097f3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 940b56ad92bce6212fa5521f26cd518a7d9659295048130750ae529f80dfab09 [INFO] running `Command { std: "docker" "start" "-a" "940b56ad92bce6212fa5521f26cd518a7d9659295048130750ae529f80dfab09", kill_on_drop: false }` [INFO] [stderr] Compiling indexmap v2.7.0 [INFO] [stderr] Compiling singletonset v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.46s [INFO] running `Command { std: "docker" "inspect" "940b56ad92bce6212fa5521f26cd518a7d9659295048130750ae529f80dfab09", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "940b56ad92bce6212fa5521f26cd518a7d9659295048130750ae529f80dfab09", kill_on_drop: false }` [INFO] [stdout] 940b56ad92bce6212fa5521f26cd518a7d9659295048130750ae529f80dfab09 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 1a387b90ef7ca6b7d8e2f3c034f362e1f354236960f89a22f92ff91840a4e3ef [INFO] running `Command { std: "docker" "start" "-a" "1a387b90ef7ca6b7d8e2f3c034f362e1f354236960f89a22f92ff91840a4e3ef", kill_on_drop: false }` [INFO] [stderr] Compiling singletonset v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "1a387b90ef7ca6b7d8e2f3c034f362e1f354236960f89a22f92ff91840a4e3ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a387b90ef7ca6b7d8e2f3c034f362e1f354236960f89a22f92ff91840a4e3ef", kill_on_drop: false }` [INFO] [stdout] 1a387b90ef7ca6b7d8e2f3c034f362e1f354236960f89a22f92ff91840a4e3ef