[INFO] fetching crate glore 0.1.4... [INFO] checking glore-0.1.4 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] extracting crate glore 0.1.4 into /workspace/builds/worker-5-tc2/source [INFO] validating manifest of crates.io crate glore 0.1.4 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 glore 0.1.4 [INFO] finished tweaking crates.io crate glore 0.1.4 [INFO] tweaked toml for crates.io crate glore 0.1.4 written to /workspace/builds/worker-5-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] 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 1fd3a6a573d736e71f316495647f349d1b3207e165fcf9b1ab9c0f99d66f1cc7 [INFO] running `Command { std: "docker" "start" "-a" "1fd3a6a573d736e71f316495647f349d1b3207e165fcf9b1ab9c0f99d66f1cc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1fd3a6a573d736e71f316495647f349d1b3207e165fcf9b1ab9c0f99d66f1cc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1fd3a6a573d736e71f316495647f349d1b3207e165fcf9b1ab9c0f99d66f1cc7", kill_on_drop: false }` [INFO] [stdout] 1fd3a6a573d736e71f316495647f349d1b3207e165fcf9b1ab9c0f99d66f1cc7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 18cc4db379e511a812e181414e99cf7f213ed86047181ad00a377eff4044d2f2 [INFO] running `Command { std: "docker" "start" "-a" "18cc4db379e511a812e181414e99cf7f213ed86047181ad00a377eff4044d2f2", kill_on_drop: false }` [INFO] [stderr] Checking glore v0.1.4 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:67:32 [INFO] [stdout] | [INFO] [stdout] 67 | if let Some(writer) = GLORE.as_mut() { [INFO] [stdout] | ^^^^^ mutable reference to mutable static [INFO] [stdout] ... [INFO] [stdout] 94 | log!("hello ===="); [INFO] [stdout] | ------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] = note: this warning originates in the macro `log` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:67:32 [INFO] [stdout] | [INFO] [stdout] 67 | if let Some(writer) = GLORE.as_mut() { [INFO] [stdout] | ^^^^^ mutable reference to mutable static [INFO] [stdout] ... [INFO] [stdout] 95 | log!("world"); [INFO] [stdout] | ------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: this warning originates in the macro `log` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:67:32 [INFO] [stdout] | [INFO] [stdout] 67 | if let Some(writer) = GLORE.as_mut() { [INFO] [stdout] | ^^^^^ mutable reference to mutable static [INFO] [stdout] ... [INFO] [stdout] 98 | log!("hello ===="); [INFO] [stdout] | ------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: this warning originates in the macro `log` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/lib.rs:67:32 [INFO] [stdout] | [INFO] [stdout] 67 | if let Some(writer) = GLORE.as_mut() { [INFO] [stdout] | ^^^^^ mutable reference to mutable static [INFO] [stdout] ... [INFO] [stdout] 103 | log!("{}- world", i); [INFO] [stdout] | -------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] = note: this warning originates in the macro `log` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s [INFO] running `Command { std: "docker" "inspect" "18cc4db379e511a812e181414e99cf7f213ed86047181ad00a377eff4044d2f2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18cc4db379e511a812e181414e99cf7f213ed86047181ad00a377eff4044d2f2", kill_on_drop: false }` [INFO] [stdout] 18cc4db379e511a812e181414e99cf7f213ed86047181ad00a377eff4044d2f2