[INFO] cloning repository https://github.com/bbqsrc/arc-cell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bbqsrc/arc-cell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbqsrc%2Farc-cell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbqsrc%2Farc-cell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d029a9f01cf273dd50cf45fc78f3603c1e8883ef
[INFO] testing bbqsrc/arc-cell against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbbqsrc%2Farc-cell" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-1-tc1/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/bbqsrc/arc-cell
[INFO] finished tweaking git repo https://github.com/bbqsrc/arc-cell
[INFO] tweaked toml for git repo https://github.com/bbqsrc/arc-cell written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/bbqsrc/arc-cell on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/bbqsrc/arc-cell 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d5a87921c09a4f3d6222d4fe33c6d7dd4f1f4be94814dc88671ed20c68c5df4
[INFO] running `Command { std: "docker" "start" "-a" "9d5a87921c09a4f3d6222d4fe33c6d7dd4f1f4be94814dc88671ed20c68c5df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d5a87921c09a4f3d6222d4fe33c6d7dd4f1f4be94814dc88671ed20c68c5df4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d5a87921c09a4f3d6222d4fe33c6d7dd4f1f4be94814dc88671ed20c68c5df4", kill_on_drop: false }`
[INFO] [stdout] 9d5a87921c09a4f3d6222d4fe33c6d7dd4f1f4be94814dc88671ed20c68c5df4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 63eba26b997a121acca72ac0e8fc7697f876b309345d59268661ba48544c00d1
[INFO] running `Command { std: "docker" "start" "-a" "63eba26b997a121acca72ac0e8fc7697f876b309345d59268661ba48544c00d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling arc-cell v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `std::sync::atomic::AtomicU128`
[INFO] [stdout]  --> src/lib.rs:4:14
[INFO] [stdout]   |
[INFO] [stdout] 4 |     atomic::{AtomicU128, Ordering},
[INFO] [stdout]   |              ^^^^^^^^^^
[INFO] [stdout]   |              |
[INFO] [stdout]   |              no `AtomicU128` in `sync::atomic`
[INFO] [stdout]   |              help: a similar name exists in the module: `AtomicU32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0635]: unknown feature `integer_atomics`
[INFO] [stdout]  --> src/lib.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(integer_atomics)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0635.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `arc-cell` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "63eba26b997a121acca72ac0e8fc7697f876b309345d59268661ba48544c00d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63eba26b997a121acca72ac0e8fc7697f876b309345d59268661ba48544c00d1", kill_on_drop: false }`
[INFO] [stdout] 63eba26b997a121acca72ac0e8fc7697f876b309345d59268661ba48544c00d1