[INFO] fetching crate lc3asm 0.1.2... [INFO] checking lc3asm-0.1.2 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate lc3asm 0.1.2 into /workspace/builds/worker-3-tc2/source [INFO] validating manifest of crates.io crate lc3asm 0.1.2 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 lc3asm 0.1.2 [INFO] finished tweaking crates.io crate lc3asm 0.1.2 [INFO] tweaked toml for crates.io crate lc3asm 0.1.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate crates.io crate lc3asm 0.1.2 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] 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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8bbe0c41d565fbfc0423b83d62907fa8e341542d2b31df48e3857d7ce4f47f46 [INFO] running `Command { std: "docker" "start" "-a" "8bbe0c41d565fbfc0423b83d62907fa8e341542d2b31df48e3857d7ce4f47f46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8bbe0c41d565fbfc0423b83d62907fa8e341542d2b31df48e3857d7ce4f47f46", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8bbe0c41d565fbfc0423b83d62907fa8e341542d2b31df48e3857d7ce4f47f46", kill_on_drop: false }` [INFO] [stdout] 8bbe0c41d565fbfc0423b83d62907fa8e341542d2b31df48e3857d7ce4f47f46 [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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1698c5ad8712c51ba39c9d15c029571ea9db1ca425fff81192c1227e5b1a25e5 [INFO] running `Command { std: "docker" "start" "-a" "1698c5ad8712c51ba39c9d15c029571ea9db1ca425fff81192c1227e5b1a25e5", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling cc v1.0.40 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Compiling maplit v1.0.1 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Checking regex-syntax v0.6.11 [INFO] [stderr] Compiling arraydeque v0.4.5 [INFO] [stderr] Compiling pest v2.1.1 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking unescape v0.1.0 [INFO] [stderr] Checking lock_api v0.3.1 [INFO] [stderr] Checking getopts v0.2.19 [INFO] [stderr] Checking bitstream-io v0.8.4 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking lc3-rs v0.4.3 [INFO] [stderr] Compiling backtrace-sys v0.1.31 [INFO] [stderr] Checking aho-corasick v0.7.6 [INFO] [stderr] Compiling pest_meta v2.1.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Checking clicolors-control v1.0.0 [INFO] [stderr] Checking termios v0.3.1 [INFO] [stderr] Checking pretty-bytes v0.2.2 [INFO] [stderr] Checking backtrace v0.3.34 [INFO] [stderr] Checking regex v1.2.1 [INFO] [stderr] Compiling synstructure v0.10.2 [INFO] [stderr] Compiling pest_generator v2.1.0 [INFO] [stderr] Checking console v0.7.7 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Checking lc3asm v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Checking failure v0.1.5 [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:95:34 [INFO] [stdout] | [INFO] [stdout] 95 | unreachable!(pair); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `unreachable!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 95 | unreachable!("{}", pair); [INFO] [stdout] | +++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking lc3dbg v1.2.2 [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/symbol_table.rs:49:23 [INFO] [stdout] | [INFO] [stdout] 49 | let (symbols, size, entry) = crate::first_pass(&parsed)?; [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/lib.rs:95:34 [INFO] [stdout] | [INFO] [stdout] 95 | unreachable!(pair); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this usage of `unreachable!()` is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] help: add a "{}" format string to `Display` the message [INFO] [stdout] | [INFO] [stdout] 95 | unreachable!("{}", pair); [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 8.89s [INFO] running `Command { std: "docker" "inspect" "1698c5ad8712c51ba39c9d15c029571ea9db1ca425fff81192c1227e5b1a25e5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1698c5ad8712c51ba39c9d15c029571ea9db1ca425fff81192c1227e5b1a25e5", kill_on_drop: false }` [INFO] [stdout] 1698c5ad8712c51ba39c9d15c029571ea9db1ca425fff81192c1227e5b1a25e5