[INFO] fetching crate binjs_meta 0.5.4...
[INFO] checking binjs_meta-0.5.4 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] extracting crate binjs_meta 0.5.4 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate binjs_meta 0.5.4 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 binjs_meta 0.5.4
[INFO] finished tweaking crates.io crate binjs_meta 0.5.4
[INFO] tweaked toml for crates.io crate binjs_meta 0.5.4 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate binjs_meta 0.5.4 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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5f060521e17273c7dc669667d3715c977ec7f353ace857e88a28eac6d888a1c7
[INFO] running `Command { std: "docker" "start" "-a" "5f060521e17273c7dc669667d3715c977ec7f353ace857e88a28eac6d888a1c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5f060521e17273c7dc669667d3715c977ec7f353ace857e88a28eac6d888a1c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5f060521e17273c7dc669667d3715c977ec7f353ace857e88a28eac6d888a1c7", kill_on_drop: false }`
[INFO] [stdout] 5f060521e17273c7dc669667d3715c977ec7f353ace857e88a28eac6d888a1c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 652cb3f76812eba788a268c35955547e43968fabfbb37117b98d31f7ebaac3c0
[INFO] running `Command { std: "docker" "start" "-a" "652cb3f76812eba788a268c35955547e43968fabfbb37117b98d31f7ebaac3c0", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling regex v1.0.3
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking regex-syntax v0.6.16
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]     Checking linked-hash-map v0.5.1
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking Inflector v0.11.4
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking textwrap v0.9.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking yaml-rust v0.4.0
[INFO] [stderr]    Compiling nom v5.1.1
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking clap v2.30.0
[INFO] [stderr]     Checking aho-corasick v0.6.4
[INFO] [stderr]     Checking weedle v0.11.0
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking binjs_meta v0.5.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: named argument `kind` is not used by name
[INFO] [stdout]     --> examples/generate_spidermonkey.rs:1405:17
[INFO] [stdout]      |
[INFO] [stdout] 1401 |     return raiseError(\"FIXME: Not implemented yet ({})\");
[INFO] [stdout]      |                                                     -- this formatting argument uses named argument `kind` by position
[INFO] [stdout] ...
[INFO] [stdout] 1405 |                 kind = kind.to_str(),
[INFO] [stdout]      |                 ^^^^ this named argument is referred to by position in formatting string
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(named_arguments_used_positionally)]` on by default
[INFO] [stdout] help: use the named argument by name to avoid ambiguity
[INFO] [stdout]      |
[INFO] [stdout] 1401 |     return raiseError(\"FIXME: Not implemented yet ({kind})\");
[INFO] [stdout]      |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message contains an unused formatting placeholder
[INFO] [stdout]    --> examples/generate_spidermonkey.rs:176:49
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 .unwrap_or_else(|| panic!("Node {} isn't a dictionary"));
[INFO] [stdout]     |                                                 ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this message is not used as a format string when given without arguments, but will be in Rust 2021
[INFO] [stdout]     = note: `#[warn(non_fmt_panics)]` on by default
[INFO] [stdout] help: add the missing argument
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 .unwrap_or_else(|| panic!("Node {} isn't a dictionary", ...));
[INFO] [stdout]     |                                                                       +++++
[INFO] [stdout] help: or add a "{}" format string to use the message literally
[INFO] [stdout]     |
[INFO] [stdout] 176 |                 .unwrap_or_else(|| panic!("{}", "Node {} isn't a dictionary"));
[INFO] [stdout]     |                                           +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.66s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: nom v5.1.1
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "652cb3f76812eba788a268c35955547e43968fabfbb37117b98d31f7ebaac3c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "652cb3f76812eba788a268c35955547e43968fabfbb37117b98d31f7ebaac3c0", kill_on_drop: false }`
[INFO] [stdout] 652cb3f76812eba788a268c35955547e43968fabfbb37117b98d31f7ebaac3c0