[INFO] fetching crate exo 0.1.15...
[INFO] testing exo-0.1.15 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate exo 0.1.15 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate exo 0.1.15 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate exo 0.1.15
[INFO] finished tweaking crates.io crate exo 0.1.15
[INFO] tweaked toml for crates.io crate exo 0.1.15 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate exo 0.1.15 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4d56cb72d01cfe4ea113e2070f4fa05a07fcf7c5ad9e7f6ae73d7a94e9784e6a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4d56cb72d01cfe4ea113e2070f4fa05a07fcf7c5ad9e7f6ae73d7a94e9784e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d56cb72d01cfe4ea113e2070f4fa05a07fcf7c5ad9e7f6ae73d7a94e9784e6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d56cb72d01cfe4ea113e2070f4fa05a07fcf7c5ad9e7f6ae73d7a94e9784e6a", kill_on_drop: false }`
[INFO] [stdout] 4d56cb72d01cfe4ea113e2070f4fa05a07fcf7c5ad9e7f6ae73d7a94e9784e6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ee0ee30f6c44cdef37357299257bd2e8d375e69b03917e79a7a5fa5a3ac91202
[INFO] running `Command { std: "docker" "start" "-a" "ee0ee30f6c44cdef37357299257bd2e8d375e69b03917e79a7a5fa5a3ac91202", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling ppv-lite86 v0.2.14
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling serde_json v1.0.68
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]    Compiling signature v1.3.1
[INFO] [stderr]    Compiling pkg-config v0.3.20
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling asn1_der v0.7.5
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling quick-error v1.2.3
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[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling fixedbitset v0.4.0
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling bytecount v0.6.2
[INFO] [stderr]    Compiling match_cfg v0.1.0
[INFO] [stderr]    Compiling cranelift-codegen-shared v0.77.0
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling capnp v0.14.3
[INFO] [stderr]    Compiling nohash-hasher v0.2.0
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling protobuf v2.25.1
[INFO] [stderr]    Compiling wasmparser v0.80.2
[INFO] [stderr]    Compiling arrayvec v0.7.1
[INFO] [stderr]    Compiling log-mdc v0.1.0
[INFO] [stderr]    Compiling zstd-safe v4.1.1+zstd.1.5.0
[INFO] [stderr]    Compiling arc-swap v0.4.8
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[INFO] [stderr]    Compiling encoding_rs v0.8.28
[INFO] [stderr]    Compiling cpp_demangle v0.3.3
[INFO] [stderr]    Compiling regex-syntax v0.4.2
[INFO] [stderr]    Compiling tantivy-bitpacker v0.1.1
[INFO] [stderr]    Compiling wasmtime-cache v0.30.0
[INFO] [stderr]    Compiling census v0.4.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling crc-catalog v1.1.1
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[INFO] [stderr]    Compiling fastdivide v0.3.0
[INFO] [stderr]    Compiling downcast-rs v1.2.0
[INFO] [stderr]    Compiling levenshtein_automata v0.2.1
[INFO] [stderr]    Compiling wasmtime v0.30.0
[INFO] [stderr]    Compiling os_str_bytes v3.1.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling number_prefix v0.4.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling instant v0.1.11
[INFO] [stderr]    Compiling tracing-core v0.1.21
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling tantivy-common v0.1.0
[INFO] [stderr]    Compiling murmurhash32 v0.2.0
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling tinyvec v1.5.0
[INFO] [stderr]    Compiling twox-hash v1.6.1
[INFO] [stderr]    Compiling http v0.2.5
[INFO] [stderr]    Compiling ed25519 v1.2.0
[INFO] [stderr]    Compiling ownedbytes v0.1.0
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling tokio v1.12.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling memoffset v0.6.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling blake2b_simd v0.5.11
[INFO] [stderr]    Compiling blake2s_simd v0.5.11
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling crc v2.0.0
[INFO] [stderr]    Compiling capnpc v0.14.4
[INFO] [stderr]    Compiling fastfield_codecs v0.1.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling tantivy-fst v0.3.0
[INFO] [stderr]    Compiling tracing v0.1.29
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling lz4_flex v0.8.2
[INFO] [stderr]    Compiling wat v1.0.40
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling quicksink v0.1.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling combine v4.6.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling bitpacking v0.8.4
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling jobserver v0.1.24
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling socket2 v0.4.2
[INFO] [stderr]    Compiling hostname v0.3.1
[INFO] [stderr]    Compiling if-addrs v0.6.6
[INFO] [stderr]    Compiling thread-id v3.3.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling memmap2 v0.3.1
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling region v2.2.0
[INFO] [stderr]    Compiling memmap2 v0.5.0
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling errno v0.2.7
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling http-body v0.4.3
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling universal-hash v0.4.1
[INFO] [stderr]    Compiling aead v0.4.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling cc v1.0.71
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling prost-build v0.8.0
[INFO] [stderr]    Compiling prost-build v0.9.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling resolv-conf v0.7.0
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling directories-next v2.0.0
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling libsecp256k1-core v0.2.2
[INFO] [stderr]    Compiling sha2 v0.9.8
[INFO] [stderr]    Compiling sha-1 v0.9.8
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling hmac v0.8.1
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling polyval v0.5.3
[INFO] [stderr]    Compiling poly1305 v0.7.2
[INFO] [stderr]    Compiling aes v0.7.5
[INFO] [stderr]    Compiling ctr v0.8.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling ordered-float v2.8.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling hmac-drbg v0.3.0
[INFO] [stderr]    Compiling ghash v0.4.4
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.2.1
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.2.1
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling zstd-sys v1.6.1+zstd.1.5.0
[INFO] [stderr]    Compiling blake3 v1.0.0
[INFO] [stderr]    Compiling wasmtime-fiber v0.30.0
[INFO] [stderr]    Compiling backtrace v0.3.61
[INFO] [stderr]    Compiling wasmtime-runtime v0.30.0
[INFO] [stderr]    Compiling psm v0.1.16
[INFO] [stderr]    Compiling bzip2-sys v0.1.11+1.0.8
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling console v0.15.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam v0.8.1
[INFO] [stderr]    Compiling aes-gcm v0.9.4
[INFO] [stderr]    Compiling lru v0.6.6
[INFO] [stderr]    Compiling lru v0.7.0
[INFO] [stderr]    Compiling libsecp256k1 v0.5.0
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling indicatif v0.16.2
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling petname v1.1.1
[INFO] [stderr]    Compiling bzip2 v0.4.3
[INFO] [stderr]    Compiling tantivy-query-grammar v0.15.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.1
[INFO] [stderr]    Compiling webpki-roots v0.21.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling prost-derive v0.8.0
[INFO] [stderr]    Compiling zeroize_derive v1.2.0
[INFO] [stderr]    Compiling pin-project-internal v0.4.28
[INFO] [stderr]    Compiling tokio-macros v1.5.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.8
[INFO] [stderr]    Compiling prost-derive v0.9.0
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling libp2p-swarm-derive v0.24.0
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.4
[INFO] [stderr]    Compiling zeroize v1.3.0
[INFO] [stderr]    Compiling curve25519-dalek v3.2.0
[INFO] [stderr]    Compiling chacha20 v0.7.3
[INFO] [stderr]    Compiling dialoguer v0.9.0
[INFO] [stderr]    Compiling chacha20poly1305 v0.8.2
[INFO] [stderr] error: could not compile `derivative`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name derivative /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/derivative-2.2.0/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 -C metadata=75ae579f513eae9a -C extra-filename=-75ae579f513eae9a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-2d53802d6685719c.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-a001169f7e9abbb2.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-ee65d405163eda71.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] The following warnings were emitted during compilation:
[INFO] [stderr] 
[INFO] [stderr] warning: cc: fatal error: Killed signal terminated program cc1
[INFO] [stderr] warning: compilation terminated.
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ee0ee30f6c44cdef37357299257bd2e8d375e69b03917e79a7a5fa5a3ac91202", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee0ee30f6c44cdef37357299257bd2e8d375e69b03917e79a7a5fa5a3ac91202", kill_on_drop: false }`
[INFO] [stdout] ee0ee30f6c44cdef37357299257bd2e8d375e69b03917e79a7a5fa5a3ac91202