[INFO] fetching crate messagebus 0.9.1... [INFO] testing messagebus-0.9.1 against 1.55.0 for beta-1.56-1 [INFO] extracting crate messagebus 0.9.1 into /workspace/builds/worker-15/source [INFO] validating manifest of crates.io crate messagebus 0.9.1 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate messagebus 0.9.1 [INFO] finished tweaking crates.io crate messagebus 0.9.1 [INFO] tweaked toml for crates.io crate messagebus 0.9.1 written to /workspace/builds/worker-15/source/Cargo.toml [INFO] crate crates.io crate messagebus 0.9.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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 anyhow v1.0.41 [INFO] [stderr] Downloaded messagebus_derive v0.1.0 [INFO] [stderr] Downloaded quinn-proto v0.7.3 [INFO] [stderr] Downloaded quinn v0.7.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8d4de10abf7bc0c37d944d55069b5069e18651db385ca713a52c4dffd8332a90 [INFO] running `Command { std: "docker" "start" "-a" "8d4de10abf7bc0c37d944d55069b5069e18651db385ca713a52c4dffd8332a90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8d4de10abf7bc0c37d944d55069b5069e18651db385ca713a52c4dffd8332a90", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d4de10abf7bc0c37d944d55069b5069e18651db385ca713a52c4dffd8332a90", kill_on_drop: false }` [INFO] [stdout] 8d4de10abf7bc0c37d944d55069b5069e18651db385ca713a52c4dffd8332a90 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 2387a8c69c7cb3208402105ea0d5b8937e9fd8e57e2c01f182b5e4e6157c5503 [INFO] running `Command { std: "docker" "start" "-a" "2387a8c69c7cb3208402105ea0d5b8937e9fd8e57e2c01f182b5e4e6157c5503", 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] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling syn v1.0.73 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling futures-core v0.3.15 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling futures-task v0.3.15 [INFO] [stderr] Compiling futures-channel v0.3.15 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling futures-sink v0.3.15 [INFO] [stderr] Compiling smallvec v1.6.1 [INFO] [stderr] Compiling slab v0.4.3 [INFO] [stderr] Compiling futures-io v0.3.15 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling async-trait v0.1.50 [INFO] [stderr] Compiling erased-serde v0.3.16 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling bytes v1.0.1 [INFO] [stderr] Compiling sharded-slab v0.1.1 [INFO] [stderr] Compiling instant v0.1.9 [INFO] [stderr] Compiling lock_api v0.4.4 [INFO] [stderr] Compiling futures-macro v0.3.15 [INFO] [stderr] Compiling futures-util v0.3.15 [INFO] [stderr] Compiling tokio v1.8.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling parking_lot_core v0.8.3 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling dashmap v4.0.2 [INFO] [stderr] Compiling parking_lot v0.11.1 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling messagebus_derive v0.1.0 [INFO] [stderr] Compiling thiserror v1.0.26 [INFO] [stderr] Compiling futures-executor v0.3.15 [INFO] [stderr] Compiling futures v0.3.15 [INFO] [stderr] Compiling messagebus v0.9.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.51s [INFO] running `Command { std: "docker" "inspect" "2387a8c69c7cb3208402105ea0d5b8937e9fd8e57e2c01f182b5e4e6157c5503", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2387a8c69c7cb3208402105ea0d5b8937e9fd8e57e2c01f182b5e4e6157c5503", kill_on_drop: false }` [INFO] [stdout] 2387a8c69c7cb3208402105ea0d5b8937e9fd8e57e2c01f182b5e4e6157c5503 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3c11f59483de279ca80522a0449f1162939b3071641d24375996168098719acb [INFO] running `Command { std: "docker" "start" "-a" "3c11f59483de279ca80522a0449f1162939b3071641d24375996168098719acb", 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] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling anyhow v1.0.41 [INFO] [stderr] Compiling termcolor v1.1.2 [INFO] [stderr] Compiling humantime v2.1.0 [INFO] [stderr] Compiling itoa v0.4.7 [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 v0.8.4 [INFO] [stderr] Compiling messagebus v0.9.1 (/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_boxed --edition=2018 examples/demo_boxed.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 -C metadata=3f40be4eaca7afe4 -C extra-filename=-3f40be4eaca7afe4 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-12e0a29c1d6ffe91.rlib --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-eb27f22643e9f08b.so --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-76d03a374ba7f6fd.rlib --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-b6f1b7f7c3546649.rlib --extern erased_serde=/opt/rustwide/target/debug/deps/liberased_serde-49874ac7c812257c.rlib --extern futures=/opt/rustwide/target/debug/deps/libfutures-6b21da837dc72479.rlib --extern log=/opt/rustwide/target/debug/deps/liblog-7914ddd45155fdc8.rlib --extern messagebus=/opt/rustwide/target/debug/deps/libmessagebus-7b7da4e731cd427f.rlib --extern messagebus_derive=/opt/rustwide/target/debug/deps/libmessagebus_derive-7790330bc79ea1c2.so --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-b40d89b457a875e8.rlib --extern serde=/opt/rustwide/target/debug/deps/libserde-8a829a1c2949d4af.rlib --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-333b23881028af31.so --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-85a56ca1d995eddc.rlib --extern sharded_slab=/opt/rustwide/target/debug/deps/libsharded_slab-c3948ecc58edd7de.rlib --extern smallvec=/opt/rustwide/target/debug/deps/libsmallvec-46660b7d4a5aba2b.rlib --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-3d8057018af9f4eb.rlib --extern tokio=/opt/rustwide/target/debug/deps/libtokio-85868e24f1e2b1a1.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" "3c11f59483de279ca80522a0449f1162939b3071641d24375996168098719acb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c11f59483de279ca80522a0449f1162939b3071641d24375996168098719acb", kill_on_drop: false }` [INFO] [stdout] 3c11f59483de279ca80522a0449f1162939b3071641d24375996168098719acb