[INFO] fetching crate default_allocator 0.3.0...
[INFO] checking default_allocator-0.3.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate default_allocator 0.3.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate default_allocator 0.3.0 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate default_allocator 0.3.0
[INFO] finished tweaking crates.io crate default_allocator 0.3.0
[INFO] tweaked toml for crates.io crate default_allocator 0.3.0 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 04de540dab9c36b15201fad6c602f37d651d217c3794eac123907f00484978db
[INFO] running `Command { std: "docker" "start" "-a" "04de540dab9c36b15201fad6c602f37d651d217c3794eac123907f00484978db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "04de540dab9c36b15201fad6c602f37d651d217c3794eac123907f00484978db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04de540dab9c36b15201fad6c602f37d651d217c3794eac123907f00484978db", kill_on_drop: false }`
[INFO] [stdout] 04de540dab9c36b15201fad6c602f37d651d217c3794eac123907f00484978db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99d13b4de64d266bf94deae5724ec1fcb8bd0b0598d7af8302db5463b3f2730c
[INFO] running `Command { std: "docker" "start" "-a" "99d13b4de64d266bf94deae5724ec1fcb8bd0b0598d7af8302db5463b3f2730c", kill_on_drop: false }`
[INFO] [stderr]    Compiling ptr v0.2.3
[INFO] [stderr]     Checking loca v0.7.2
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/loca-0.7.2/src/lib.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 | #![feature(const_fn)]
[INFO] [stdout]    |            ^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: split into finer-grained feature gates
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `loca` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "99d13b4de64d266bf94deae5724ec1fcb8bd0b0598d7af8302db5463b3f2730c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99d13b4de64d266bf94deae5724ec1fcb8bd0b0598d7af8302db5463b3f2730c", kill_on_drop: false }`
[INFO] [stdout] 99d13b4de64d266bf94deae5724ec1fcb8bd0b0598d7af8302db5463b3f2730c