[INFO] fetching crate stak-primitive 0.5.16...
[INFO] checking stak-primitive-0.5.16 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864
[INFO] extracting crate stak-primitive 0.5.16 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate stak-primitive 0.5.16 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 stak-primitive 0.5.16
[INFO] finished tweaking crates.io crate stak-primitive 0.5.16
[INFO] tweaked toml for crates.io crate stak-primitive 0.5.16 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "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 11 packages to latest compatible versions
[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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 554221b10792892f9d83896d0fde8c988b75b5945c4a1443dadace39ba1d2422
[INFO] running `Command { std: "docker" "start" "-a" "554221b10792892f9d83896d0fde8c988b75b5945c4a1443dadace39ba1d2422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "554221b10792892f9d83896d0fde8c988b75b5945c4a1443dadace39ba1d2422", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "554221b10792892f9d83896d0fde8c988b75b5945c4a1443dadace39ba1d2422", kill_on_drop: false }`
[INFO] [stdout] 554221b10792892f9d83896d0fde8c988b75b5945c4a1443dadace39ba1d2422
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 03250d04c41436b7a095803865ce41ccbccfff3cff87aedbc545bc296b7a6cc8
[INFO] running `Command { std: "docker" "start" "-a" "03250d04c41436b7a095803865ce41ccbccfff3cff87aedbc545bc296b7a6cc8", kill_on_drop: false }`
[INFO] [stderr]    Compiling heapless v0.8.0
[INFO] [stderr]    Compiling libm v0.2.8
[INFO] [stderr]     Checking stak-code v0.2.57
[INFO] [stderr]     Checking cfg-exif v0.3.0
[INFO] [stderr]     Checking stak-file v0.4.16
[INFO] [stderr]     Checking stak-device v0.2.58
[INFO] [stderr]     Checking stak-process-context v0.2.16
[INFO] [stderr]     Checking hash32 v0.3.1
[INFO] [stderr]     Checking stak-vm v0.5.16
[INFO] [stderr]     Checking stak-primitive v0.5.16 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.53s
[INFO] running `Command { std: "docker" "inspect" "03250d04c41436b7a095803865ce41ccbccfff3cff87aedbc545bc296b7a6cc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "03250d04c41436b7a095803865ce41ccbccfff3cff87aedbc545bc296b7a6cc8", kill_on_drop: false }`
[INFO] [stdout] 03250d04c41436b7a095803865ce41ccbccfff3cff87aedbc545bc296b7a6cc8