[INFO] fetching crate interaction 0.3.4...
[INFO] building interaction-0.3.4 against master#11663cd3bfefef7d34e8f0892c250bf698049392+rustflags=-Dtail-expr-drop-order for pr-134523
[INFO] extracting crate interaction 0.3.4 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate interaction 0.3.4 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 interaction 0.3.4
[INFO] finished tweaking crates.io crate interaction 0.3.4
[INFO] tweaked toml for crates.io crate interaction 0.3.4 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate interaction 0.3.4 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] [stderr]     Blocking waiting for file lock on package cache
[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] 86301ae487f826d01f1b4471aed940a445e19290536d7adab4b23e1379e4c1de
[INFO] running `Command { std: "docker" "start" "-a" "86301ae487f826d01f1b4471aed940a445e19290536d7adab4b23e1379e4c1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "86301ae487f826d01f1b4471aed940a445e19290536d7adab4b23e1379e4c1de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86301ae487f826d01f1b4471aed940a445e19290536d7adab4b23e1379e4c1de", kill_on_drop: false }`
[INFO] [stdout] 86301ae487f826d01f1b4471aed940a445e19290536d7adab4b23e1379e4c1de
[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] e5c9b59073e528172a2251069581e913f96d4d1134bc71d6abdca78c8086f5f5
[INFO] running `Command { std: "docker" "start" "-a" "e5c9b59073e528172a2251069581e913f96d4d1134bc71d6abdca78c8086f5f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling interaction v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "e5c9b59073e528172a2251069581e913f96d4d1134bc71d6abdca78c8086f5f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5c9b59073e528172a2251069581e913f96d4d1134bc71d6abdca78c8086f5f5", kill_on_drop: false }`
[INFO] [stdout] e5c9b59073e528172a2251069581e913f96d4d1134bc71d6abdca78c8086f5f5
[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] 37fa570119552f6cd4b15a221a7edf7af37e1d449750f463227c26d780919513
[INFO] running `Command { std: "docker" "start" "-a" "37fa570119552f6cd4b15a221a7edf7af37e1d449750f463227c26d780919513", kill_on_drop: false }`
[INFO] [stderr]    Compiling interaction v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "37fa570119552f6cd4b15a221a7edf7af37e1d449750f463227c26d780919513", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37fa570119552f6cd4b15a221a7edf7af37e1d449750f463227c26d780919513", kill_on_drop: false }`
[INFO] [stdout] 37fa570119552f6cd4b15a221a7edf7af37e1d449750f463227c26d780919513