[INFO] fetching crate messagebus 0.9.13...
[INFO] testing messagebus-0.9.13 against try#fc4ba03ef77ca5018fb78a097d3b924d30f15bfc+target=i686-unknown-linux-musl for musl_upgrade_1_2_take4
[INFO] extracting crate messagebus 0.9.13 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate messagebus 0.9.13 on toolchain fc4ba03ef77ca5018fb78a097d3b924d30f15bfc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "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-3/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" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ac60265be4072e270c27670adae848b1d8674a1e232740ba2a9c428eccf93807
[INFO] running `Command { std: "docker" "start" "-a" "ac60265be4072e270c27670adae848b1d8674a1e232740ba2a9c428eccf93807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ac60265be4072e270c27670adae848b1d8674a1e232740ba2a9c428eccf93807", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac60265be4072e270c27670adae848b1d8674a1e232740ba2a9c428eccf93807", kill_on_drop: false }`
[INFO] [stdout] ac60265be4072e270c27670adae848b1d8674a1e232740ba2a9c428eccf93807
[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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "build" "--frozen" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 3cbf1d8b7e76ad5382222ea78b1a42d0772cc3b2b6367f32d5715d3dbc51cfa9
[INFO] running `Command { std: "docker" "start" "-a" "3cbf1d8b7e76ad5382222ea78b1a42d0772cc3b2b6367f32d5715d3dbc51cfa9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[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 cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling erased-serde v0.3.16
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling bytes v1.1.0
[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 tokio-macros v1.5.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[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 10.79s
[INFO] running `Command { std: "docker" "inspect" "3cbf1d8b7e76ad5382222ea78b1a42d0772cc3b2b6367f32d5715d3dbc51cfa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3cbf1d8b7e76ad5382222ea78b1a42d0772cc3b2b6367f32d5715d3dbc51cfa9", kill_on_drop: false }`
[INFO] [stdout] 3cbf1d8b7e76ad5382222ea78b1a42d0772cc3b2b6367f32d5715d3dbc51cfa9
[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" "RUSTDOCFLAGS=--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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+fc4ba03ef77ca5018fb78a097d3b924d30f15bfc" "test" "--frozen" "--no-run" "--message-format=json" "--target" "i686-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 129926257a41f7b1bd1db6932dd2a37bf35e05f886fc287d0e0b5b34c45dff8d
[INFO] running `Command { std: "docker" "start" "-a" "129926257a41f7b1bd1db6932dd2a37bf35e05f886fc287d0e0b5b34c45dff8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling anyhow v1.0.45
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v2.1.0
[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 test_req_resp --edition=2018 tests/test_req_resp.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test -C metadata=76624d5afaeff72a -C extra-filename=-76624d5afaeff72a --out-dir /opt/rustwide/target/i686-unknown-linux-musl/debug/deps --target i686-unknown-linux-musl -L dependency=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libanyhow-7aa2e14e7dbf812f.rlib --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-4d187e561976744c.so --extern ctor=/opt/rustwide/target/debug/deps/libctor-98e85a17fd485230.so --extern dashmap=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libdashmap-fc95f238220edc7d.rlib --extern env_logger=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libenv_logger-a100539cb9b0564c.rlib --extern erased_serde=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/liberased_serde-745d4c883d588adb.rlib --extern futures=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libfutures-a98f6589dd352fdb.rlib --extern log=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/liblog-1ee15ed5d34d7355.rlib --extern messagebus=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libmessagebus-af4a09d2bbf75b0d.rlib --extern messagebus_derive=/opt/rustwide/target/debug/deps/libmessagebus_derive-1951dc3c71fc0464.so --extern parking_lot=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libparking_lot-99dd75ea3d973924.rlib --extern serde=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libserde-232db20f57da9cad.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-25db302b83fcb088.so --extern serde_json=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libserde_json-40bf119d7f47ba35.rlib --extern sharded_slab=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libsharded_slab-112bd2ddcf6880d4.rlib --extern smallvec=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libsmallvec-163b62576dbe1d96.rlib --extern thiserror=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libthiserror-a3d83cdf4f31fbe2.rlib --extern tokio=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libtokio-539a6cff2dd31049.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `messagebus`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name benchmark --edition=2018 examples/benchmark.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=a9c12ad11b13bc32 -C extra-filename=-a9c12ad11b13bc32 --out-dir /opt/rustwide/target/i686-unknown-linux-musl/debug/examples --target i686-unknown-linux-musl -L dependency=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libanyhow-7aa2e14e7dbf812f.rlib --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-4d187e561976744c.so --extern ctor=/opt/rustwide/target/debug/deps/libctor-98e85a17fd485230.so --extern dashmap=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libdashmap-fc95f238220edc7d.rlib --extern env_logger=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libenv_logger-a100539cb9b0564c.rlib --extern erased_serde=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/liberased_serde-745d4c883d588adb.rlib --extern futures=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libfutures-a98f6589dd352fdb.rlib --extern log=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/liblog-1ee15ed5d34d7355.rlib --extern messagebus=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libmessagebus-af4a09d2bbf75b0d.rlib --extern messagebus_derive=/opt/rustwide/target/debug/deps/libmessagebus_derive-1951dc3c71fc0464.so --extern parking_lot=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libparking_lot-99dd75ea3d973924.rlib --extern serde=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libserde-232db20f57da9cad.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-25db302b83fcb088.so --extern serde_json=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libserde_json-40bf119d7f47ba35.rlib --extern sharded_slab=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libsharded_slab-112bd2ddcf6880d4.rlib --extern smallvec=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libsmallvec-163b62576dbe1d96.rlib --extern thiserror=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libthiserror-a3d83cdf4f31fbe2.rlib --extern tokio=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libtokio-539a6cff2dd31049.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[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=1b6cee037a671892 -C extra-filename=-1b6cee037a671892 --out-dir /opt/rustwide/target/i686-unknown-linux-musl/debug/examples --target i686-unknown-linux-musl -L dependency=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libanyhow-7aa2e14e7dbf812f.rlib --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-4d187e561976744c.so --extern ctor=/opt/rustwide/target/debug/deps/libctor-98e85a17fd485230.so --extern dashmap=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libdashmap-fc95f238220edc7d.rlib --extern env_logger=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libenv_logger-a100539cb9b0564c.rlib --extern erased_serde=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/liberased_serde-745d4c883d588adb.rlib --extern futures=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libfutures-a98f6589dd352fdb.rlib --extern log=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/liblog-1ee15ed5d34d7355.rlib --extern messagebus=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libmessagebus-af4a09d2bbf75b0d.rlib --extern messagebus_derive=/opt/rustwide/target/debug/deps/libmessagebus_derive-1951dc3c71fc0464.so --extern parking_lot=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libparking_lot-99dd75ea3d973924.rlib --extern serde=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libserde-232db20f57da9cad.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-25db302b83fcb088.so --extern serde_json=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libserde_json-40bf119d7f47ba35.rlib --extern sharded_slab=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libsharded_slab-112bd2ddcf6880d4.rlib --extern smallvec=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libsmallvec-163b62576dbe1d96.rlib --extern thiserror=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libthiserror-a3d83cdf4f31fbe2.rlib --extern tokio=/opt/rustwide/target/i686-unknown-linux-musl/debug/deps/libtokio-539a6cff2dd31049.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "129926257a41f7b1bd1db6932dd2a37bf35e05f886fc287d0e0b5b34c45dff8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "129926257a41f7b1bd1db6932dd2a37bf35e05f886fc287d0e0b5b34c45dff8d", kill_on_drop: false }`
[INFO] [stdout] 129926257a41f7b1bd1db6932dd2a37bf35e05f886fc287d0e0b5b34c45dff8d