[INFO] fetching crate otter 1.0.0...
[INFO] testing otter-1.0.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate otter 1.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate otter 1.0.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate otter 1.0.0
[INFO] finished tweaking crates.io crate otter 1.0.0
[INFO] tweaked toml for crates.io crate otter 1.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate otter 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3b9b899f3dcb0eee2e437ee5f66ca1e875dc91c9771e3c2fa51cb5d5e0a97bec
[INFO] running `Command { std: "docker" "start" "-a" "3b9b899f3dcb0eee2e437ee5f66ca1e875dc91c9771e3c2fa51cb5d5e0a97bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3b9b899f3dcb0eee2e437ee5f66ca1e875dc91c9771e3c2fa51cb5d5e0a97bec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b9b899f3dcb0eee2e437ee5f66ca1e875dc91c9771e3c2fa51cb5d5e0a97bec", kill_on_drop: false }`
[INFO] [stdout] 3b9b899f3dcb0eee2e437ee5f66ca1e875dc91c9771e3c2fa51cb5d5e0a97bec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91cf46062e40ec1f4365d56e5eb9019c456f5def286227ec58f52684314e6979
[INFO] running `Command { std: "docker" "start" "-a" "91cf46062e40ec1f4365d56e5eb9019c456f5def286227ec58f52684314e6979", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.90
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling zstd-safe v4.1.4+zstd.1.5.2
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling time-macros v0.2.4
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling erased-serde v0.3.20
[INFO] [stderr]    Compiling base64ct v1.0.1
[INFO] [stderr]    Compiling deunicode v0.4.3
[INFO] [stderr]    Compiling htmlescape v0.3.1
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling jpeg-decoder v0.2.4
[INFO] [stderr]    Compiling if_chain v1.0.2
[INFO] [stderr]    Compiling bytemuck v1.9.0
[INFO] [stderr]    Compiling dlv-list v0.3.0
[INFO] [stderr]    Compiling humansize v1.1.1
[INFO] [stderr]    Compiling boolinator v2.4.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling lazy-init v0.5.0
[INFO] [stderr]    Compiling uncased v0.9.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.5.1
[INFO] [stderr]    Compiling slotmap-fork-otter v1.0.2
[INFO] [stderr]    Compiling deflate v1.0.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling quote v1.0.17
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling getrandom v0.2.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling term_size v0.3.2
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling filetime v0.2.15
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling mio v0.8.2
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling uds v0.2.6
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling num-complex v0.4.0
[INFO] [stderr]    Compiling rmp v0.8.10
[INFO] [stderr]    Compiling vecdeque-stableix v1.0.0
[INFO] [stderr]    Compiling ordered-float v2.10.0
[INFO] [stderr]    Compiling parse-zoneinfo v0.3.0
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling unic-ucd-version v0.9.0
[INFO] [stderr]    Compiling env_logger v0.9.0
[INFO] [stderr]    Compiling aes v0.7.5
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling hmac v0.12.1
[INFO] [stderr]    Compiling sha2 v0.10.2
[INFO] [stderr]    Compiling sha1 v0.10.1
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling unic-ucd-segment v0.9.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling slug v0.1.4
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling time v0.3.9
[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling md-5 v0.9.1
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling globset v0.4.8
[INFO] [stderr]    Compiling png v0.17.5
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling password-hash v0.3.2
[INFO] [stderr]    Compiling async-condvar-fair v0.2.2
[INFO] [stderr]    Compiling phf v0.10.1
[INFO] [stderr]    Compiling unic-segment v0.9.0
[INFO] [stderr]    Compiling num v0.4.0
[INFO] [stderr]    Compiling pbkdf2 v0.10.1
[INFO] [stderr]    Compiling image v0.24.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ignore v0.4.18
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling zstd-sys v1.6.3+zstd.1.5.2
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling backtrace v0.3.64
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling globwalk v0.8.1
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling darling_core v0.13.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling phf_codegen v0.10.0
[INFO] [stderr] error: could not compile `syn`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name syn --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/syn-1.0.90/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="clone-impls"' --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="extra-traits"' --cfg 'feature="fold"' --cfg 'feature="full"' --cfg 'feature="parsing"' --cfg 'feature="printing"' --cfg 'feature="proc-macro"' --cfg 'feature="quote"' --cfg 'feature="visit"' --cfg 'feature="visit-mut"' -C metadata=f9f6ae7a051c6cd7 -C extra-filename=-f9f6ae7a051c6cd7 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-d43b9eeea9b4257f.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-e5d31d13323d7a76.rmeta --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-11d097b41f2e60a4.rmeta --cap-lints allow --cap-lints=warn --cfg syn_disable_nightly_tests` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `clap`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name clap --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.34.0/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="ansi_term"' --cfg 'feature="atty"' --cfg 'feature="color"' --cfg 'feature="default"' --cfg 'feature="strsim"' --cfg 'feature="suggestions"' --cfg 'feature="term_size"' --cfg 'feature="vec_map"' --cfg 'feature="wrap_help"' -C metadata=c4f5af05216fc502 -C extra-filename=-c4f5af05216fc502 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ansi_term=/opt/rustwide/target/debug/deps/libansi_term-cf230369650aa732.rmeta --extern atty=/opt/rustwide/target/debug/deps/libatty-4bf552e2f6743a68.rmeta --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-610a73087f46ba3b.rmeta --extern strsim=/opt/rustwide/target/debug/deps/libstrsim-c9e2592dde3c5431.rmeta --extern term_size=/opt/rustwide/target/debug/deps/libterm_size-71b193566ede0e01.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-e19a3b45f6d9f13e.rmeta --extern unicode_width=/opt/rustwide/target/debug/deps/libunicode_width-6ef757d3f1052dbb.rmeta --extern vec_map=/opt/rustwide/target/debug/deps/libvec_map-18b27ee44a5c9049.rmeta --cap-lints allow --cap-lints=warn` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "91cf46062e40ec1f4365d56e5eb9019c456f5def286227ec58f52684314e6979", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91cf46062e40ec1f4365d56e5eb9019c456f5def286227ec58f52684314e6979", kill_on_drop: false }`
[INFO] [stdout] 91cf46062e40ec1f4365d56e5eb9019c456f5def286227ec58f52684314e6979