[INFO] fetching crate whistle 0.1.0...
[INFO] checking whistle-0.1.0 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate whistle 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate whistle 0.1.0 on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate whistle 0.1.0
[INFO] finished tweaking crates.io crate whistle 0.1.0
[INFO] tweaked toml for crates.io crate whistle 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate whistle 0.1.0 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2b3ba7f4b80b4c12d900b80f4d8961f33c858f036a85404ebf9a69b54e699695
[INFO] running `Command { std: "docker" "start" "-a" "2b3ba7f4b80b4c12d900b80f4d8961f33c858f036a85404ebf9a69b54e699695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2b3ba7f4b80b4c12d900b80f4d8961f33c858f036a85404ebf9a69b54e699695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b3ba7f4b80b4c12d900b80f4d8961f33c858f036a85404ebf9a69b54e699695", kill_on_drop: false }`
[INFO] [stdout] 2b3ba7f4b80b4c12d900b80f4d8961f33c858f036a85404ebf9a69b54e699695
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be9d263f1c8216b9d574ae27acfde420bf8446fd514f0fa200a882b865b6539a
[INFO] running `Command { std: "docker" "start" "-a" "be9d263f1c8216b9d574ae27acfde420bf8446fd514f0fa200a882b865b6539a", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking block-buffer v0.10.2
[INFO] [stderr]     Checking crypto-common v0.1.3
[INFO] [stderr]     Checking universal-hash v0.4.1
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking aead v0.4.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking poly1305 v0.7.2
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]     Checking chacha20 v0.8.1
[INFO] [stderr]     Checking digest v0.10.3
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.2
[INFO] [stderr]     Checking hkdf v0.12.3
[INFO] [stderr]     Checking chacha20poly1305 v0.9.0
[INFO] [stderr]     Checking whistle v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "be9d263f1c8216b9d574ae27acfde420bf8446fd514f0fa200a882b865b6539a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be9d263f1c8216b9d574ae27acfde420bf8446fd514f0fa200a882b865b6539a", kill_on_drop: false }`
[INFO] [stdout] be9d263f1c8216b9d574ae27acfde420bf8446fd514f0fa200a882b865b6539a