[INFO] fetching crate blackboxmc_general 0.5.1... [INFO] checking blackboxmc_general-0.5.1 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate blackboxmc_general 0.5.1 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate blackboxmc_general 0.5.1 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 blackboxmc_general 0.5.1 [INFO] finished tweaking crates.io crate blackboxmc_general 0.5.1 [INFO] tweaked toml for crates.io crate blackboxmc_general 0.5.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 75 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.21.0 (available: v0.24.1) [INFO] [stderr] Adding backtrace v0.3.71 (available: v0.3.74) [INFO] [stderr] Adding gimli v0.28.1 (available: v0.31.0) [INFO] [stderr] Adding jni-sys v0.3.0 (available: v0.4.0) [INFO] [stderr] Adding miniz_oxide v0.7.4 (available: v0.8.0) [INFO] [stderr] Adding object v0.32.2 (available: v0.36.4) [INFO] [stderr] Adding owo-colors v3.5.0 (available: v4.1.0) [INFO] [stderr] Adding windows-sys v0.45.0 (available: v0.59.0) [INFO] [stderr] Adding windows-targets v0.42.2 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_gnullvm v0.42.2 (available: v0.52.6) [INFO] [stderr] Adding windows_aarch64_msvc v0.42.2 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_gnu v0.42.2 (available: v0.52.6) [INFO] [stderr] Adding windows_i686_msvc v0.42.2 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnu v0.42.2 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_gnullvm v0.42.2 (available: v0.52.6) [INFO] [stderr] Adding windows_x86_64_msvc v0.42.2 (available: v0.52.6) [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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e1f8d21394650badbc1327d4a0a7447b38efe2de2eda43ca9fd86a8024588014 [INFO] running `Command { std: "docker" "start" "-a" "e1f8d21394650badbc1327d4a0a7447b38efe2de2eda43ca9fd86a8024588014", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e1f8d21394650badbc1327d4a0a7447b38efe2de2eda43ca9fd86a8024588014", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e1f8d21394650badbc1327d4a0a7447b38efe2de2eda43ca9fd86a8024588014", kill_on_drop: false }` [INFO] [stdout] e1f8d21394650badbc1327d4a0a7447b38efe2de2eda43ca9fd86a8024588014 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] ad076c53f74bebf23cf7498ce76798445ac1b07b8e7d1496a22b5f16a9d9aba4 [INFO] running `Command { std: "docker" "start" "-a" "ad076c53f74bebf23cf7498ce76798445ac1b07b8e7d1496a22b5f16a9d9aba4", kill_on_drop: false }` [INFO] [stderr] Compiling eyre v0.6.12 [INFO] [stderr] Checking gimli v0.28.1 [INFO] [stderr] Checking object v0.32.2 [INFO] [stderr] Checking miniz_oxide v0.7.4 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Compiling backtrace v0.3.71 [INFO] [stderr] Checking owo-colors v3.5.0 [INFO] [stderr] Compiling syn v2.0.79 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Checking indenter v0.3.3 [INFO] [stderr] Checking combine v4.6.7 [INFO] [stderr] Checking cesu8 v1.1.0 [INFO] [stderr] Checking jni-sys v0.3.0 [INFO] [stderr] Checking tracing-error v0.2.0 [INFO] [stderr] Checking color-spantrace v0.2.1 [INFO] [stderr] Checking addr2line v0.21.0 [INFO] [stderr] Compiling proc-macro2-diagnostics v0.10.1 [INFO] [stderr] Compiling thiserror-impl v1.0.64 [INFO] [stderr] Compiling blackboxmc_proc v0.5.1 [INFO] [stderr] Checking color-eyre v0.6.3 [INFO] [stderr] Checking thiserror v1.0.64 [INFO] [stderr] Checking jni v0.21.1 [INFO] [stderr] Checking blackboxmc_general v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `JavaVM` [INFO] [stdout] --> src/lib.rs:13:88 [INFO] [stdout] | [INFO] [stdout] 13 | sys::{jboolean, jbyte, jchar, jdouble, jfloat, jint, jlong, jshort, jsize, jvalue, JavaVM}, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `JavaVM` [INFO] [stdout] --> src/lib.rs:13:88 [INFO] [stdout] | [INFO] [stdout] 13 | sys::{jboolean, jbyte, jchar, jdouble, jfloat, jint, jlong, jshort, jsize, jvalue, JavaVM}, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.23s [INFO] running `Command { std: "docker" "inspect" "ad076c53f74bebf23cf7498ce76798445ac1b07b8e7d1496a22b5f16a9d9aba4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ad076c53f74bebf23cf7498ce76798445ac1b07b8e7d1496a22b5f16a9d9aba4", kill_on_drop: false }` [INFO] [stdout] ad076c53f74bebf23cf7498ce76798445ac1b07b8e7d1496a22b5f16a9d9aba4