[INFO] cloning repository https://github.com/DenialAdams/mazes [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DenialAdams/mazes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenialAdams%2Fmazes", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenialAdams%2Fmazes'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 085639545c37db9cdb52e3dd5a9ac80a853a9ce9 [INFO] checking DenialAdams/mazes/085639545c37db9cdb52e3dd5a9ac80a853a9ce9 against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDenialAdams%2Fmazes" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/DenialAdams/mazes 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 git repo https://github.com/DenialAdams/mazes [INFO] finished tweaking git repo https://github.com/DenialAdams/mazes [INFO] tweaked toml for git repo https://github.com/DenialAdams/mazes written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/DenialAdams/mazes 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] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [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] 9cc23ade41cbeb1cbd65bc041410b67e164f43715a9d59d71caa2cee6320b8b8 [INFO] running `Command { std: "docker" "start" "-a" "9cc23ade41cbeb1cbd65bc041410b67e164f43715a9d59d71caa2cee6320b8b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9cc23ade41cbeb1cbd65bc041410b67e164f43715a9d59d71caa2cee6320b8b8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cc23ade41cbeb1cbd65bc041410b67e164f43715a9d59d71caa2cee6320b8b8", kill_on_drop: false }` [INFO] [stdout] 9cc23ade41cbeb1cbd65bc041410b67e164f43715a9d59d71caa2cee6320b8b8 [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] 207be486117ede4a6d27528e17f183f143d776df89a32b90d4cde785d012316c [INFO] running `Command { std: "docker" "start" "-a" "207be486117ede4a6d27528e17f183f143d776df89a32b90d4cde785d012316c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling serde v1.0.203 [INFO] [stderr] Compiling wasm-bindgen-shared v0.2.92 [INFO] [stderr] Compiling bumpalo v3.16.0 [INFO] [stderr] Compiling log v0.4.21 [INFO] [stderr] Compiling wasm-bindgen v0.2.92 [INFO] [stderr] Checking unicode-width v0.1.13 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling syn v2.0.66 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand_xorshift v0.2.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking maze_lib v0.1.0 (/opt/rustwide/workdir/maze_lib) [INFO] [stderr] Checking maze_bin v0.1.0 (/opt/rustwide/workdir/maze_bin) [INFO] [stderr] Compiling wasm-bindgen-backend v0.2.92 [INFO] [stderr] Checking regex v1.10.5 [INFO] [stderr] Compiling serde_derive v1.0.203 [INFO] [stderr] Checking serde_json v1.0.117 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Compiling wasm-bindgen-macro-support v0.2.92 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Compiling wasm-bindgen-macro v0.2.92 [INFO] [stderr] Checking console_error_panic_hook v0.1.7 [INFO] [stderr] Checking maze_wasm v0.1.0 (/opt/rustwide/workdir/maze_wasm) [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> maze_wasm/src/lib.rs:76:23 [INFO] [stdout] | [INFO] [stdout] 76 | let app = unsafe { MAZE_APP.as_ref().unwrap() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> maze_wasm/src/lib.rs:96:23 [INFO] [stdout] | [INFO] [stdout] 96 | let app = unsafe { MAZE_APP.as_ref().unwrap() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> maze_wasm/src/lib.rs:111:23 [INFO] [stdout] | [INFO] [stdout] 111 | let app = unsafe { MAZE_APP.as_mut().unwrap() }; [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] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> maze_wasm/src/lib.rs:143:23 [INFO] [stdout] | [INFO] [stdout] 143 | let app = unsafe { MAZE_APP.as_mut().unwrap() }; [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] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> maze_wasm/src/lib.rs:76:23 [INFO] [stdout] | [INFO] [stdout] 76 | let app = unsafe { MAZE_APP.as_ref().unwrap() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static is discouraged [INFO] [stdout] --> maze_wasm/src/lib.rs:96:23 [INFO] [stdout] | [INFO] [stdout] 96 | let app = unsafe { MAZE_APP.as_ref().unwrap() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> maze_wasm/src/lib.rs:111:23 [INFO] [stdout] | [INFO] [stdout] 111 | let app = unsafe { MAZE_APP.as_mut().unwrap() }; [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] [INFO] [stdout] [INFO] [stdout] warning: creating a mutable reference to mutable static is discouraged [INFO] [stdout] --> maze_wasm/src/lib.rs:143:23 [INFO] [stdout] | [INFO] [stdout] 143 | let app = unsafe { MAZE_APP.as_mut().unwrap() }; [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] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.98s [INFO] running `Command { std: "docker" "inspect" "207be486117ede4a6d27528e17f183f143d776df89a32b90d4cde785d012316c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "207be486117ede4a6d27528e17f183f143d776df89a32b90d4cde785d012316c", kill_on_drop: false }` [INFO] [stdout] 207be486117ede4a6d27528e17f183f143d776df89a32b90d4cde785d012316c