[INFO] fetching crate concurrent_arena 0.1.6...
[INFO] checking concurrent_arena-0.1.6 against master#9cf699d2ff4ff23a6d6862a35727f4d5d3567dae for pr-98456-1
[INFO] extracting crate concurrent_arena 0.1.6 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate concurrent_arena 0.1.6 on toolchain 9cf699d2ff4ff23a6d6862a35727f4d5d3567dae
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate concurrent_arena 0.1.6
[INFO] finished tweaking crates.io crate concurrent_arena 0.1.6
[INFO] tweaked toml for crates.io crate concurrent_arena 0.1.6 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wyz v0.5.0
[INFO] [stderr]   Downloaded crossbeam-epoch v0.9.9
[INFO] [stderr]   Downloaded lock_api v0.4.7
[INFO] [stderr]   Downloaded windows_i686_msvc v0.36.1
[INFO] [stderr]   Downloaded radium v0.7.0
[INFO] [stderr]   Downloaded array-init v2.0.1
[INFO] [stderr]   Downloaded triomphe v0.1.6
[INFO] [stderr]   Downloaded funty v2.0.0
[INFO] [stderr]   Downloaded stable_deref_trait v1.2.0
[INFO] [stderr]   Downloaded const_fn_assert v0.1.2
[INFO] [stderr]   Downloaded redox_syscall v0.2.13
[INFO] [stderr]   Downloaded rayon-core v1.9.3
[INFO] [stderr]   Downloaded parking_lot v0.12.1
[INFO] [stderr]   Downloaded arc-swap v1.5.0
[INFO] [stderr]   Downloaded parking_lot_core v0.9.3
[INFO] [stderr]   Downloaded rayon v1.5.3
[INFO] [stderr]   Downloaded bitvec v1.0.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.36.1
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.36.1
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.36.1
[INFO] [stderr]   Downloaded windows_i686_gnu v0.36.1
[INFO] [stderr]   Downloaded windows-sys v0.36.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9104b50aeb5266b2fe8e8f1a601d08baeaca339b24dd7e2624a623569094827a
[INFO] running `Command { std: "docker" "start" "-a" "9104b50aeb5266b2fe8e8f1a601d08baeaca339b24dd7e2624a623569094827a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9104b50aeb5266b2fe8e8f1a601d08baeaca339b24dd7e2624a623569094827a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9104b50aeb5266b2fe8e8f1a601d08baeaca339b24dd7e2624a623569094827a", kill_on_drop: false }`
[INFO] [stdout] 9104b50aeb5266b2fe8e8f1a601d08baeaca339b24dd7e2624a623569094827a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+9cf699d2ff4ff23a6d6862a35727f4d5d3567dae" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7847a1fae5170f6bce5d7f4aa4cd411b072076aa206a18cd66fe4dbc29f9bda
[INFO] running `Command { std: "docker" "start" "-a" "f7847a1fae5170f6bce5d7f4aa4cd411b072076aa206a18cd66fe4dbc29f9bda", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.10
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking smallvec v1.8.1
[INFO] [stderr]     Checking arc-swap v1.5.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking const_fn_assert v0.1.2
[INFO] [stderr]     Checking array-init v2.0.1
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking wyz v0.5.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking bitvec v1.0.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking triomphe v0.1.6
[INFO] [stderr]     Checking concurrent_arena v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.32s
[INFO] running `Command { std: "docker" "inspect" "f7847a1fae5170f6bce5d7f4aa4cd411b072076aa206a18cd66fe4dbc29f9bda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7847a1fae5170f6bce5d7f4aa4cd411b072076aa206a18cd66fe4dbc29f9bda", kill_on_drop: false }`
[INFO] [stdout] f7847a1fae5170f6bce5d7f4aa4cd411b072076aa206a18cd66fe4dbc29f9bda