[INFO] fetching crate erlang-term 1.1.0...
[INFO] checking erlang-term-1.1.0 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate erlang-term 1.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate erlang-term 1.1.0 on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate erlang-term 1.1.0
[INFO] finished tweaking crates.io crate erlang-term 1.1.0
[INFO] tweaked toml for crates.io crate erlang-term 1.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate erlang-term 1.1.0 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a6e2c25ae9205e090641fb1fab6cbcb78cc7c699b373f15cc2d21207c8eb03d
[INFO] running `Command { std: "docker" "start" "-a" "4a6e2c25ae9205e090641fb1fab6cbcb78cc7c699b373f15cc2d21207c8eb03d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a6e2c25ae9205e090641fb1fab6cbcb78cc7c699b373f15cc2d21207c8eb03d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a6e2c25ae9205e090641fb1fab6cbcb78cc7c699b373f15cc2d21207c8eb03d", kill_on_drop: false }`
[INFO] [stdout] 4a6e2c25ae9205e090641fb1fab6cbcb78cc7c699b373f15cc2d21207c8eb03d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ec5773dedce0349a947abaff20b8cfbed71169719e493773f55bfeb4085eedbf
[INFO] running `Command { std: "docker" "start" "-a" "ec5773dedce0349a947abaff20b8cfbed71169719e493773f55bfeb4085eedbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling rustversion v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling serde_json v1.0.74
[INFO] [stderr]     Checking itoa v1.0.1
[INFO] [stderr]     Checking ryu v1.0.9
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]     Checking keylist v0.3.0
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]     Checking ordered-float v3.0.0
[INFO] [stderr]     Checking dactyl v0.4.0
[INFO] [stderr]    Compiling strum_macros v0.24.2
[INFO] [stderr]     Checking strum v0.24.1
[INFO] [stderr]     Checking erlang-term v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking brunch v0.2.6
[INFO] [stdout] warning: calls to `std::str::from_utf8` with a invalid literal always return an error
[INFO] [stdout]    --> src/term.rs:690:13
[INFO] [stdout]     |
[INFO] [stdout] 688 |     let data = &[202, 218, 82, 75, 227, 11, 203, 41, 103, 208, 244, 215];
[INFO] [stdout]     |                 -------------------------------------------------------- the literal was valid UTF-8 up to the 0 bytes
[INFO] [stdout] 689 |     assert!(is_string_printable(data));
[INFO] [stdout] 690 |     assert!(std::str::from_utf8(data).is_err())
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(invalid_from_utf8)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.07s
[INFO] running `Command { std: "docker" "inspect" "ec5773dedce0349a947abaff20b8cfbed71169719e493773f55bfeb4085eedbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec5773dedce0349a947abaff20b8cfbed71169719e493773f55bfeb4085eedbf", kill_on_drop: false }`
[INFO] [stdout] ec5773dedce0349a947abaff20b8cfbed71169719e493773f55bfeb4085eedbf