[INFO] fetching crate maggedik 0.1.0...
[INFO] testing maggedik-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate maggedik 0.1.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate maggedik 0.1.0
[INFO] finished tweaking crates.io crate maggedik 0.1.0
[INFO] tweaked toml for crates.io crate maggedik 0.1.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate maggedik 0.1.0 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate maggedik 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8a187d9c8ca1410983b0222dd6009e9a70b74c1989b5229cd34899ef5c28b8d1
[INFO] running `Command { std: "docker" "start" "-a" "8a187d9c8ca1410983b0222dd6009e9a70b74c1989b5229cd34899ef5c28b8d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a187d9c8ca1410983b0222dd6009e9a70b74c1989b5229cd34899ef5c28b8d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a187d9c8ca1410983b0222dd6009e9a70b74c1989b5229cd34899ef5c28b8d1", kill_on_drop: false }`
[INFO] [stdout] 8a187d9c8ca1410983b0222dd6009e9a70b74c1989b5229cd34899ef5c28b8d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44be9ddec4625b15c253eb096666abc73147f973f40e7740d474fb0e30d59ea5
[INFO] running `Command { std: "docker" "start" "-a" "44be9ddec4625b15c253eb096666abc73147f973f40e7740d474fb0e30d59ea5", kill_on_drop: false }`
[INFO] [stderr]    Compiling maggedik v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/library/helper.rs:12:9
[INFO] [stdout]    |
[INFO] [stdout] 12 | /         CONF.get_or_insert_with(|| {
[INFO] [stdout] 13 | |             Arc::new(File::create(Path::new(source)).unwrap_or_else(|err| {
[INFO] [stdout] 14 | |                 eprintln!("{}", err.to_string());
[INFO] [stdout] 15 | |                 process::exit(0);
[INFO] [stdout] 16 | |             }))
[INFO] [stdout] 17 | |         })
[INFO] [stdout]    | |__________^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[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)]` (part of `#[warn(rust_2024_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: creating a mutable reference to mutable static
[INFO] [stdout]   --> src/library/helper.rs:37:14
[INFO] [stdout]    |
[INFO] [stdout] 37 |     unsafe { BUF.get_or_insert_with(|| BufReader::new(file_ops(source)).lines()) }
[INFO] [stdout]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ mutable reference to mutable static
[INFO] [stdout]    |
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2024/static-mut-references.html>
[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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "44be9ddec4625b15c253eb096666abc73147f973f40e7740d474fb0e30d59ea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44be9ddec4625b15c253eb096666abc73147f973f40e7740d474fb0e30d59ea5", kill_on_drop: false }`
[INFO] [stdout] 44be9ddec4625b15c253eb096666abc73147f973f40e7740d474fb0e30d59ea5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 857bbd880102a65f5b6dd4610e3efd62ecda2f4cec2e1bc003461b4f5cf15a3f
[INFO] running `Command { std: "docker" "start" "-a" "857bbd880102a65f5b6dd4610e3efd62ecda2f4cec2e1bc003461b4f5cf15a3f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] running `Command { std: "docker" "inspect" "857bbd880102a65f5b6dd4610e3efd62ecda2f4cec2e1bc003461b4f5cf15a3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "857bbd880102a65f5b6dd4610e3efd62ecda2f4cec2e1bc003461b4f5cf15a3f", kill_on_drop: false }`
[INFO] [stdout] 857bbd880102a65f5b6dd4610e3efd62ecda2f4cec2e1bc003461b4f5cf15a3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 83a66aed24ca11afc0c285f60f4f8d1e73da6e72520fdd85d177a68a33ed8c0e
[INFO] running `Command { std: "docker" "start" "-a" "83a66aed24ca11afc0c285f60f4f8d1e73da6e72520fdd85d177a68a33ed8c0e", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] running `Command { std: "docker" "inspect" "83a66aed24ca11afc0c285f60f4f8d1e73da6e72520fdd85d177a68a33ed8c0e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83a66aed24ca11afc0c285f60f4f8d1e73da6e72520fdd85d177a68a33ed8c0e", kill_on_drop: false }`
[INFO] [stdout] 83a66aed24ca11afc0c285f60f4f8d1e73da6e72520fdd85d177a68a33ed8c0e