[INFO] fetching crate act-zero 0.4.0...
[INFO] testing act-zero-0.4.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate act-zero 0.4.0 into /workspace/builds/worker-55/source
[INFO] validating manifest of crates.io crate act-zero 0.4.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate act-zero 0.4.0
[INFO] removed 5 missing examples
[INFO] finished tweaking crates.io crate act-zero 0.4.0
[INFO] tweaked toml for crates.io crate act-zero 0.4.0 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate crates.io crate act-zero 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba44c97cc4e76b3a0657d281a8f6b7f207841f73a4e367abdfb56229cf5124f2
[INFO] running `Command { std: "docker" "start" "-a" "ba44c97cc4e76b3a0657d281a8f6b7f207841f73a4e367abdfb56229cf5124f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba44c97cc4e76b3a0657d281a8f6b7f207841f73a4e367abdfb56229cf5124f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba44c97cc4e76b3a0657d281a8f6b7f207841f73a4e367abdfb56229cf5124f2", kill_on_drop: false }`
[INFO] [stdout] ba44c97cc4e76b3a0657d281a8f6b7f207841f73a4e367abdfb56229cf5124f2
[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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07b5eaf0653cac3b71e785268a8720cb1ed264a659b22bad580fe2b46951599f
[INFO] running `Command { std: "docker" "start" "-a" "07b5eaf0653cac3b71e785268a8720cb1ed264a659b22bad580fe2b46951599f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.58
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling futures-core v0.3.10
[INFO] [stderr]    Compiling futures-sink v0.3.10
[INFO] [stderr]    Compiling futures-io v0.3.10
[INFO] [stderr]    Compiling slab v0.4.2
[INFO] [stderr]    Compiling pin-project-lite v0.2.4
[INFO] [stderr]    Compiling log v0.4.13
[INFO] [stderr]    Compiling futures-channel v0.3.10
[INFO] [stderr]    Compiling futures-task v0.3.10
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling futures-macro v0.3.10
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling futures-util v0.3.10
[INFO] [stderr]    Compiling futures-executor v0.3.10
[INFO] [stderr]    Compiling futures v0.3.10
[INFO] [stderr]    Compiling act-zero v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.09s
[INFO] running `Command { std: "docker" "inspect" "07b5eaf0653cac3b71e785268a8720cb1ed264a659b22bad580fe2b46951599f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b5eaf0653cac3b71e785268a8720cb1ed264a659b22bad580fe2b46951599f", kill_on_drop: false }`
[INFO] [stdout] 07b5eaf0653cac3b71e785268a8720cb1ed264a659b22bad580fe2b46951599f
[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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 08101ce4766067233087af63a755eec11db7e3884bf725e24db177f4d7be6f3b
[INFO] running `Command { std: "docker" "start" "-a" "08101ce4766067233087af63a755eec11db7e3884bf725e24db177f4d7be6f3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling cache-padded v1.1.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling waker-fn v1.1.0
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling parking v2.0.0
[INFO] [stderr]    Compiling async-task v4.0.3
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling event-listener v2.5.1
[INFO] [stderr]    Compiling atomic-waker v1.0.0
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling concurrent-queue v1.2.2
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling futures-lite v1.11.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling tokio v1.0.1
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling async-std v1.8.0
[INFO] [stderr]    Compiling act-zero v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: The default runtime flavor is `multi_thread`, but the `rt-multi-thread` feature is disabled.
[INFO] [stdout]   --> examples/using_tokio/main.rs:16:1
[INFO] [stdout]    |
[INFO] [stdout] 16 | #[tokio::main]
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `tokio::main` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `act_zero::runtimes::tokio`
[INFO] [stdout]  --> examples/using_tokio/main.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use act_zero::runtimes::tokio::spawn_actor;
[INFO] [stdout]   |                         ^^^^^ could not find `tokio` in `runtimes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `using_tokio`
[INFO] [stdout]   --> examples/using_tokio/main.rs:21:2
[INFO] [stdout]    |
[INFO] [stdout] 21 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `examples/using_tokio/main.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `act_zero::runtimes::async_std`
[INFO] [stdout]  --> examples/using_async_std/main.rs:3:25
[INFO] [stdout]   |
[INFO] [stdout] 3 | use act_zero::runtimes::async_std::spawn_actor;
[INFO] [stdout]   |                         ^^^^^^^^^ could not find `async_std` in `runtimes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] error: The default runtime flavor is `multi_thread`, but the `rt-multi-thread` feature is disabled.
[INFO] [stdout]   --> examples/using_timers/main.rs:63:1
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[tokio::main]
[INFO] [stdout]    | ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in the attribute macro `tokio::main` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `act-zero` due to 4 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `act_zero::runtimes::tokio`
[INFO] [stdout]   --> examples/using_timers/main.rs:10:25
[INFO] [stdout]    |
[INFO] [stdout] 10 | use act_zero::runtimes::tokio::{spawn_actor, Timer};
[INFO] [stdout]    |                         ^^^^^ could not find `tokio` in `runtimes`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `tokio::task::spawn_blocking`
[INFO] [stdout]   --> examples/using_timers/main.rs:14:5
[INFO] [stdout]    |
[INFO] [stdout] 14 | use tokio::task::spawn_blocking;
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `using_timers`
[INFO] [stdout]   --> examples/using_timers/main.rs:77:2
[INFO] [stdout]    |
[INFO] [stdout] 77 | }
[INFO] [stdout]    |  ^ consider adding a `main` function to `examples/using_timers/main.rs`
[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] [stdout] error[E0283]: type annotations needed
[INFO] [stdout]   --> examples/using_timers/main.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 17 | #[derive(Default)]
[INFO] [stdout]    |          ------- in this derive macro expansion
[INFO] [stdout] ...
[INFO] [stdout] 20 |     timer: Timer,
[INFO] [stdout]    |     ^^^^^^^^^^^^ cannot infer type
[INFO] [stdout]    |
[INFO] [stdout]    = note: cannot satisfy `_: Default`
[INFO] [stdout]    = note: this error originates in the derive macro `Default` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0283, E0432, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0283`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `act-zero` due to 2 previous errors
[INFO] [stderr] error: could not compile `act-zero` due to 5 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "08101ce4766067233087af63a755eec11db7e3884bf725e24db177f4d7be6f3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08101ce4766067233087af63a755eec11db7e3884bf725e24db177f4d7be6f3b", kill_on_drop: false }`
[INFO] [stdout] 08101ce4766067233087af63a755eec11db7e3884bf725e24db177f4d7be6f3b