[INFO] fetching crate acto 0.1.0...
[INFO] checking acto-0.1.0 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate acto 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate acto 0.1.0 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 acto 0.1.0
[INFO] finished tweaking crates.io crate acto 0.1.0
[INFO] tweaked toml for crates.io crate acto 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate acto 0.1.0 already has a lockfile, it will not be regenerated
[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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 25d714b8d73d0ffa11da4dbf146c9a0df0574da35ca453076178b81a601994cf
[INFO] running `Command { std: "docker" "start" "-a" "25d714b8d73d0ffa11da4dbf146c9a0df0574da35ca453076178b81a601994cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25d714b8d73d0ffa11da4dbf146c9a0df0574da35ca453076178b81a601994cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25d714b8d73d0ffa11da4dbf146c9a0df0574da35ca453076178b81a601994cf", kill_on_drop: false }`
[INFO] [stdout] 25d714b8d73d0ffa11da4dbf146c9a0df0574da35ca453076178b81a601994cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 1eb2c7d7284852497ad82f98cc0b5641c20df69b0716246ec07efa7b8e455c2d
[INFO] running `Command { std: "docker" "start" "-a" "1eb2c7d7284852497ad82f98cc0b5641c20df69b0716246ec07efa7b8e455c2d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]     Checking acto v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `actor`
[INFO] [stdout]  --> examples/pingpong.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use actor::{spawn_actor, spawn_actor_spsc, AnySender, Mailbox, SenderGone, MPSC, SPSC};
[INFO] [stdout]   |     ^^^^^ use of undeclared crate or module `actor`
[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 E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `acto` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "1eb2c7d7284852497ad82f98cc0b5641c20df69b0716246ec07efa7b8e455c2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb2c7d7284852497ad82f98cc0b5641c20df69b0716246ec07efa7b8e455c2d", kill_on_drop: false }`
[INFO] [stdout] 1eb2c7d7284852497ad82f98cc0b5641c20df69b0716246ec07efa7b8e455c2d