[INFO] fetching crate eventstore 1.0.0...
[INFO] checking eventstore-1.0.0 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate eventstore 1.0.0 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate eventstore 1.0.0 on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eventstore 1.0.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate eventstore 1.0.0
[INFO] tweaked toml for crates.io crate eventstore 1.0.0 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate eventstore 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2f7165612264ab8bdf3d24ad85e5ba958abf1eebba4e4285061bb26977fd297
[INFO] running `Command { std: "docker" "start" "-a" "c2f7165612264ab8bdf3d24ad85e5ba958abf1eebba4e4285061bb26977fd297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2f7165612264ab8bdf3d24ad85e5ba958abf1eebba4e4285061bb26977fd297", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2f7165612264ab8bdf3d24ad85e5ba958abf1eebba4e4285061bb26977fd297", kill_on_drop: false }`
[INFO] [stdout] c2f7165612264ab8bdf3d24ad85e5ba958abf1eebba4e4285061bb26977fd297
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e5ccd3e1495f0c64ead39b4fe89ee3f5db1c260f260538b485803f16753c9a6
[INFO] running `Command { std: "docker" "start" "-a" "3e5ccd3e1495f0c64ead39b4fe89ee3f5db1c260f260538b485803f16753c9a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking once_cell v1.5.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking futures-core v0.3.12
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling cc v1.0.66
[INFO] [stderr]     Checking futures-sink v0.3.12
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking futures-io v0.3.12
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]    Compiling anyhow v1.0.38
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling radium v0.5.3
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling lexical-core v0.7.5
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking tower-layer v0.3.1
[INFO] [stderr]    Compiling serde_json v1.0.62
[INFO] [stderr]     Checking wyz v0.2.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking funty v1.1.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking byteorder v1.4.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking futures-task v0.3.12
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]     Checking futures-channel v0.3.12
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling tokio v1.2.0
[INFO] [stderr]    Compiling indexmap v1.6.1
[INFO] [stderr]    Compiling nom v6.1.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking bitvec v0.19.4
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.2
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking pretty_env_logger v0.4.0
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.19.0
[INFO] [stderr]     Checking rustls-native-certs v0.5.0
[INFO] [stderr]    Compiling tokio-macros v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling tracing-attributes v0.1.12
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.123/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=5b14ca521520d405 -C extra-filename=-5b14ca521520d405 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-4d038e1ab37629ce.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-b5f902cc5fd286ca.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-7a0a34fa3aa3bdb8.rlib --extern proc_macro --cap-lints allow --cap-lints=warn --cfg underscore_consts` (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" "3e5ccd3e1495f0c64ead39b4fe89ee3f5db1c260f260538b485803f16753c9a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e5ccd3e1495f0c64ead39b4fe89ee3f5db1c260f260538b485803f16753c9a6", kill_on_drop: false }`
[INFO] [stdout] 3e5ccd3e1495f0c64ead39b4fe89ee3f5db1c260f260538b485803f16753c9a6
