[INFO] fetching crate messagebus 0.9.13...
[INFO] testing messagebus-0.9.13 against 1.60.0 for beta-1.61-1
[INFO] extracting crate messagebus 0.9.13 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate messagebus 0.9.13 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate messagebus 0.9.13
[INFO] finished tweaking crates.io crate messagebus 0.9.13
[INFO] tweaked toml for crates.io crate messagebus 0.9.13 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate messagebus 0.9.13 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded messagebus_derive v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 741ddbb15649dc4ad5dcc23839eeb8cd9637b38c71f674a1a71d4545ee77e04b
[INFO] running `Command { std: "docker" "start" "-a" "741ddbb15649dc4ad5dcc23839eeb8cd9637b38c71f674a1a71d4545ee77e04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "741ddbb15649dc4ad5dcc23839eeb8cd9637b38c71f674a1a71d4545ee77e04b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "741ddbb15649dc4ad5dcc23839eeb8cd9637b38c71f674a1a71d4545ee77e04b", kill_on_drop: false }`
[INFO] [stdout] 741ddbb15649dc4ad5dcc23839eeb8cd9637b38c71f674a1a71d4545ee77e04b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e5b5e9b3641e4236b7658ffcda7bc5e7fed0de90059a06b4758a8567d51d935
[INFO] running `Command { std: "docker" "start" "-a" "5e5b5e9b3641e4236b7658ffcda7bc5e7fed0de90059a06b4758a8567d51d935", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.106
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling erased-serde v0.3.16
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling sharded-slab v0.1.4
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.13.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tokio-macros v1.5.1
[INFO] [stderr]    Compiling messagebus_derive v0.2.5
[INFO] [stderr]    Compiling ctor v0.1.21
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling messagebus v0.9.13 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.66s
[INFO] running `Command { std: "docker" "inspect" "5e5b5e9b3641e4236b7658ffcda7bc5e7fed0de90059a06b4758a8567d51d935", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e5b5e9b3641e4236b7658ffcda7bc5e7fed0de90059a06b4758a8567d51d935", kill_on_drop: false }`
[INFO] [stdout] 5e5b5e9b3641e4236b7658ffcda7bc5e7fed0de90059a06b4758a8567d51d935
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56ff1bace7f3c7316829340d2ba83d70ff50fef0482a93074c4c98c99824c610
[INFO] running `Command { std: "docker" "start" "-a" "56ff1bace7f3c7316829340d2ba83d70ff50fef0482a93074c4c98c99824c610", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling messagebus v0.9.13 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `messagebus`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name demo_async --edition=2018 examples/demo_async.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=575004f4ed47ab06 -C extra-filename=-575004f4ed47ab06 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-4d9f2bd816bb9ef3.rlib --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-e43eaec5dca5dbe1.so --extern ctor=/opt/rustwide/target/debug/deps/libctor-5b1323fac219d580.so --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-d67adff9de9aa394.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-72f389f1803b00a2.rlib --extern erased_serde=/opt/rustwide/target/debug/deps/liberased_serde-e2862ef6e9e7d0c8.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-d8b312cacdc1e00e.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-82c0db7e24d48d9b.rlib --extern messagebus=/opt/rustwide/target/debug/deps/libmessagebus-b3da311ddb689f21.rlib --extern messagebus_derive=/opt/rustwide/target/debug/deps/libmessagebus_derive-becb494463952ffe.so --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-22bb5ef63c427fb0.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-23efd4b42b9311c9.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-ceca6946b9063a8c.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-71671e7467c05b90.rlib --extern sharded_slab=/opt/rustwide/target/debug/deps/libsharded_slab-f962e6227830120a.rlib --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-f6bd3a4c297062ff.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-ae6710389954fd71.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-044bb9cbb4078156.rlib --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "56ff1bace7f3c7316829340d2ba83d70ff50fef0482a93074c4c98c99824c610", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56ff1bace7f3c7316829340d2ba83d70ff50fef0482a93074c4c98c99824c610", kill_on_drop: false }`
[INFO] [stdout] 56ff1bace7f3c7316829340d2ba83d70ff50fef0482a93074c4c98c99824c610