[INFO] fetching crate arenalloc 0.0.0...
[INFO] checking arenalloc-0.0.0 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate arenalloc 0.0.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate arenalloc 0.0.0 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate arenalloc 0.0.0
[INFO] finished tweaking crates.io crate arenalloc 0.0.0
[INFO] tweaked toml for crates.io crate arenalloc 0.0.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4343bf6ebc505ae1aecb11e127a77c9d9dc718f37f8384a44951a23715b71363
[INFO] running `Command { std: "docker" "start" "-a" "4343bf6ebc505ae1aecb11e127a77c9d9dc718f37f8384a44951a23715b71363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4343bf6ebc505ae1aecb11e127a77c9d9dc718f37f8384a44951a23715b71363", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4343bf6ebc505ae1aecb11e127a77c9d9dc718f37f8384a44951a23715b71363", kill_on_drop: false }`
[INFO] [stdout] 4343bf6ebc505ae1aecb11e127a77c9d9dc718f37f8384a44951a23715b71363
[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:ea7d7bff36b2ba8ce4de8bba1d2dea90376bc481f1a945a913994a8c492e40c1" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a71e5a1be381e1321c8e71575c4fc4b08c9091181b9f54137f5f54b3f63dc091
[INFO] running `Command { std: "docker" "start" "-a" "a71e5a1be381e1321c8e71575c4fc4b08c9091181b9f54137f5f54b3f63dc091", kill_on_drop: false }`
[INFO] [stderr]     Checking arenalloc v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "a71e5a1be381e1321c8e71575c4fc4b08c9091181b9f54137f5f54b3f63dc091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a71e5a1be381e1321c8e71575c4fc4b08c9091181b9f54137f5f54b3f63dc091", kill_on_drop: false }`
[INFO] [stdout] a71e5a1be381e1321c8e71575c4fc4b08c9091181b9f54137f5f54b3f63dc091