[INFO] fetching crate ruspiro-allocator 0.4.5...
[INFO] testing ruspiro-allocator-0.4.5 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate ruspiro-allocator 0.4.5 into /workspace/builds/worker-70/source
[INFO] validating manifest of crates.io crate ruspiro-allocator 0.4.5 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruspiro-allocator 0.4.5
[INFO] finished tweaking crates.io crate ruspiro-allocator 0.4.5
[INFO] tweaked toml for crates.io crate ruspiro-allocator 0.4.5 written to /workspace/builds/worker-70/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29b9bb38abfbca49289bc20a443cb920471b5c9b392d21032b5d73e6bc0be774
[INFO] running `Command { std: "docker" "start" "-a" "29b9bb38abfbca49289bc20a443cb920471b5c9b392d21032b5d73e6bc0be774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29b9bb38abfbca49289bc20a443cb920471b5c9b392d21032b5d73e6bc0be774", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b9bb38abfbca49289bc20a443cb920471b5c9b392d21032b5d73e6bc0be774", kill_on_drop: false }`
[INFO] [stdout] 29b9bb38abfbca49289bc20a443cb920471b5c9b392d21032b5d73e6bc0be774
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-70/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43f5cd04788c7a630dc2240f603638f802b12bb1eebb9258228cb92b34b175dc
[INFO] running `Command { std: "docker" "start" "-a" "43f5cd04788c7a630dc2240f603638f802b12bb1eebb9258228cb92b34b175dc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ruspiro-allocator v0.4.5 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling rlibc v1.0.0
[INFO] [stdout] error: compare_exchange's failure ordering may not be `Release` or `AcqRel`
[INFO] [stdout]    --> src/memory.rs:351:9
[INFO] [stdout]     |
[INFO] [stdout] 351 |         Ordering::Release,
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(invalid_atomic_ordering)]` on by default
[INFO] [stdout]     = help: consider using ordering modes `Acquire` or `Relaxed` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: compare_exchange's failure ordering may not be `Release` or `AcqRel`
[INFO] [stdout]    --> src/memory.rs:446:11
[INFO] [stdout]     |
[INFO] [stdout] 446 |           Ordering::Release,
[INFO] [stdout]     |           ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: consider using ordering mode `Relaxed` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ruspiro-allocator` due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "43f5cd04788c7a630dc2240f603638f802b12bb1eebb9258228cb92b34b175dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f5cd04788c7a630dc2240f603638f802b12bb1eebb9258228cb92b34b175dc", kill_on_drop: false }`
[INFO] [stdout] 43f5cd04788c7a630dc2240f603638f802b12bb1eebb9258228cb92b34b175dc