[INFO] fetching crate pro_allocator 3.0.0-rc2...
[INFO] checking pro_allocator-3.0.0-rc2 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate pro_allocator 3.0.0-rc2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate pro_allocator 3.0.0-rc2 on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pro_allocator 3.0.0-rc2
[INFO] finished tweaking crates.io crate pro_allocator 3.0.0-rc2
[INFO] tweaked toml for crates.io crate pro_allocator 3.0.0-rc2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2bb0816481a80dfde4e0f515c1a0a64171d288b2b43be61ca707c84e3a95204e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "2bb0816481a80dfde4e0f515c1a0a64171d288b2b43be61ca707c84e3a95204e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bb0816481a80dfde4e0f515c1a0a64171d288b2b43be61ca707c84e3a95204e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bb0816481a80dfde4e0f515c1a0a64171d288b2b43be61ca707c84e3a95204e", kill_on_drop: false }`
[INFO] [stdout] 2bb0816481a80dfde4e0f515c1a0a64171d288b2b43be61ca707c84e3a95204e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a4a8fe639247cb4e726c3fcd49c00722c19073bd19dfad644bed12c1de22880
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "3a4a8fe639247cb4e726c3fcd49c00722c19073bd19dfad644bed12c1de22880", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking wee_alloc v0.4.5
[INFO] [stderr]     Checking pro_allocator v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.87s
[INFO] running `Command { std: "docker" "inspect" "3a4a8fe639247cb4e726c3fcd49c00722c19073bd19dfad644bed12c1de22880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a4a8fe639247cb4e726c3fcd49c00722c19073bd19dfad644bed12c1de22880", kill_on_drop: false }`
[INFO] [stdout] 3a4a8fe639247cb4e726c3fcd49c00722c19073bd19dfad644bed12c1de22880