[INFO] cloning repository https://github.com/1beric/c--compiler_Rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/1beric/c--compiler_Rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1beric%2Fc--compiler_Rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1beric%2Fc--compiler_Rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] b1dc4f1ea1f976ed46f7a673f1d26fc0389d03f4 [INFO] checking 1beric/c--compiler_Rust/b1dc4f1ea1f976ed46f7a673f1d26fc0389d03f4 against try#7014e13d5becc920d4bea3cd87942c8a13d359bf+rustflags=-Dtail_expr_drop_order for pr-129864 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1beric%2Fc--compiler_Rust" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/1beric/c--compiler_Rust on toolchain 7014e13d5becc920d4bea3cd87942c8a13d359bf [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/1beric/c--compiler_Rust [INFO] finished tweaking git repo https://github.com/1beric/c--compiler_Rust [INFO] tweaked toml for git repo https://github.com/1beric/c--compiler_Rust written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/1beric/c--compiler_Rust 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" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 841f1e6c1f417196686eec8043b69b21aa291cb284cd7a0ff7f474be4f7d947a [INFO] running `Command { std: "docker" "start" "-a" "841f1e6c1f417196686eec8043b69b21aa291cb284cd7a0ff7f474be4f7d947a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "841f1e6c1f417196686eec8043b69b21aa291cb284cd7a0ff7f474be4f7d947a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "841f1e6c1f417196686eec8043b69b21aa291cb284cd7a0ff7f474be4f7d947a", kill_on_drop: false }` [INFO] [stdout] 841f1e6c1f417196686eec8043b69b21aa291cb284cd7a0ff7f474be4f7d947a [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:ceb6ea022f8a89cebbe621bb4987e73a935bd40dfbb726f832cfff4742a5b95a" "/opt/rustwide/cargo-home/bin/cargo" "+7014e13d5becc920d4bea3cd87942c8a13d359bf" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac952629edfe23268cd9b78f69f9cc7bbf89b35057827f513c9fdf2f5a071d36 [INFO] running `Command { std: "docker" "start" "-a" "ac952629edfe23268cd9b78f69f9cc7bbf89b35057827f513c9fdf2f5a071d36", kill_on_drop: false }` [INFO] [stderr] Checking c--compiler v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:202:16 [INFO] [stdout] | [INFO] [stdout] 202 | return &mut NULL_ENTRY; [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 202 | return &raw mut NULL_ENTRY; [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:359:36 [INFO] [stdout] | [INFO] [stdout] 359 | None => return &mut NULL_ENTRY, [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 359 | None => return &raw mut NULL_ENTRY, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:364:16 [INFO] [stdout] | [INFO] [stdout] 364 | return &mut NULL_ENTRY; [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 364 | return &raw mut NULL_ENTRY; [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:495:16 [INFO] [stdout] | [INFO] [stdout] 495 | return &mut NULL_ENTRY; [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 495 | return &raw mut NULL_ENTRY; [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:551:32 [INFO] [stdout] | [INFO] [stdout] 551 | None => return &mut NULL_ST, [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 551 | None => return &raw mut NULL_ST, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:566:40 [INFO] [stdout] | [INFO] [stdout] 566 | None => return &mut NULL_ST, [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 566 | None => return &raw mut NULL_ST, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:572:16 [INFO] [stdout] | [INFO] [stdout] 572 | return &mut NULL_ST; [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 572 | return &raw mut NULL_ST; [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:202:16 [INFO] [stdout] | [INFO] [stdout] 202 | return &mut NULL_ENTRY; [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 202 | return &raw mut NULL_ENTRY; [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:359:36 [INFO] [stdout] | [INFO] [stdout] 359 | None => return &mut NULL_ENTRY, [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 359 | None => return &raw mut NULL_ENTRY, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:364:16 [INFO] [stdout] | [INFO] [stdout] 364 | return &mut NULL_ENTRY; [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 364 | return &raw mut NULL_ENTRY; [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:495:16 [INFO] [stdout] | [INFO] [stdout] 495 | return &mut NULL_ENTRY; [INFO] [stdout] | ^^^^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 495 | return &raw mut NULL_ENTRY; [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:551:32 [INFO] [stdout] | [INFO] [stdout] 551 | None => return &mut NULL_ST, [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 551 | None => return &raw mut NULL_ST, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:566:40 [INFO] [stdout] | [INFO] [stdout] 566 | None => return &mut NULL_ST, [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 566 | None => return &raw mut NULL_ST, [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> src/symbol_table.rs:572:16 [INFO] [stdout] | [INFO] [stdout] 572 | return &mut NULL_ST; [INFO] [stdout] | ^^^^^^^^^^^^ mutable reference to mutable static [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] help: use `&raw mut` instead to create a raw pointer [INFO] [stdout] | [INFO] [stdout] 572 | return &raw mut NULL_ST; [INFO] [stdout] | ~~~~~~~~ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.41s [INFO] running `Command { std: "docker" "inspect" "ac952629edfe23268cd9b78f69f9cc7bbf89b35057827f513c9fdf2f5a071d36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac952629edfe23268cd9b78f69f9cc7bbf89b35057827f513c9fdf2f5a071d36", kill_on_drop: false }` [INFO] [stdout] ac952629edfe23268cd9b78f69f9cc7bbf89b35057827f513c9fdf2f5a071d36