[INFO] fetching crate otter 0.7.3...
[INFO] checking otter-0.7.3 against beta-2021-10-15 for beta-1.56-3
[INFO] extracting crate otter 0.7.3 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate otter 0.7.3 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 otter 0.7.3
[INFO] finished tweaking crates.io crate otter 0.7.3
[INFO] tweaked toml for crates.io crate otter 0.7.3 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate otter 0.7.3 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] b710331bab4e07363982ed61b6945bbeb402440c5679d08dd0e1e2d33c8032f5
[INFO] running `Command { std: "docker" "start" "-a" "b710331bab4e07363982ed61b6945bbeb402440c5679d08dd0e1e2d33c8032f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b710331bab4e07363982ed61b6945bbeb402440c5679d08dd0e1e2d33c8032f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b710331bab4e07363982ed61b6945bbeb402440c5679d08dd0e1e2d33c8032f5", kill_on_drop: false }`
[INFO] [stdout] b710331bab4e07363982ed61b6945bbeb402440c5679d08dd0e1e2d33c8032f5
[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] 7dcfe2bc8ba3cf4c55f6dbe426262b4f7b8d215a69198050a2e8e139e9674b5b
[INFO] running `Command { std: "docker" "start" "-a" "7dcfe2bc8ba3cf4c55f6dbe426262b4f7b8d215a69198050a2e8e139e9674b5b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling cc v1.0.69
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking unic-common v0.9.0
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking gimli v0.24.0
[INFO] [stderr]     Checking unic-char-range v0.9.0
[INFO] [stderr]     Checking rustc-demangle v0.1.20
[INFO] [stderr]    Compiling inventory v0.1.10
[INFO] [stderr]    Compiling erased-serde v0.3.16
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking cpufeatures v0.1.5
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]     Checking bytemuck v1.7.2
[INFO] [stderr]     Checking arrayvec v0.7.1
[INFO] [stderr]     Checking jpeg-decoder v0.1.22
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking if_chain v1.0.1
[INFO] [stderr]     Checking htmlescape v0.3.1
[INFO] [stderr]     Checking humansize v1.1.1
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking lazy-init v0.5.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking boolinator v2.4.0
[INFO] [stderr]     Checking xmlparser v0.13.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-bigint v0.4.0
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling slotmap-fork-otter v1.0.2
[INFO] [stderr]     Checking instant v0.1.10
[INFO] [stderr]     Checking thread_local v1.1.3
[INFO] [stderr]     Checking tinyvec v1.3.1
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]     Checking itertools v0.10.1
[INFO] [stderr]     Checking bstr v0.2.16
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking rmp v0.8.10
[INFO] [stderr]     Checking ordered-float v2.7.0
[INFO] [stderr]     Checking vecdeque-stableix v1.0.0
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]     Checking unic-ucd-version v0.9.0
[INFO] [stderr]     Checking unic-char-property v0.9.0
[INFO] [stderr]     Checking deflate v0.8.6
[INFO] [stderr]     Checking miniz_oxide v0.3.7
[INFO] [stderr] error: could not compile `object`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name object --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/object-0.25.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="archive"' --cfg 'feature="coff"' --cfg 'feature="elf"' --cfg 'feature="macho"' --cfg 'feature="pe"' --cfg 'feature="read_core"' --cfg 'feature="unaligned"' -C metadata=93bbf9a897f0a13d -C extra-filename=-93bbf9a897f0a13d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-b1d7c0c1edc2f6d9.rmeta --cap-lints allow --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" "7dcfe2bc8ba3cf4c55f6dbe426262b4f7b8d215a69198050a2e8e139e9674b5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dcfe2bc8ba3cf4c55f6dbe426262b4f7b8d215a69198050a2e8e139e9674b5b", kill_on_drop: false }`
[INFO] [stdout] 7dcfe2bc8ba3cf4c55f6dbe426262b4f7b8d215a69198050a2e8e139e9674b5b
