[INFO] updating cached repository https://github.com/kianenigma/offline-phragmen
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4a48cbb17e0a080026d0366922e088eb725ead82
[INFO] checking kianenigma/offline-phragmen against master#212aa3ea28d91a97d1e1261709c0b6e6790788e6 for pr-69340
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkianenigma%2Foffline-phragmen" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kianenigma/offline-phragmen on toolchain 212aa3ea28d91a97d1e1261709c0b6e6790788e6
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kianenigma/offline-phragmen
[INFO] finished tweaking git repo https://github.com/kianenigma/offline-phragmen
[INFO] tweaked toml for git repo https://github.com/kianenigma/offline-phragmen written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/kianenigma/offline-phragmen already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+212aa3ea28d91a97d1e1261709c0b6e6790788e6" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 866e391ea29531702efeabc9e45511503c3ee02825e2e4e77d04fd88398aebb6
[INFO] running `"docker" "start" "-a" "866e391ea29531702efeabc9e45511503c3ee02825e2e4e77d04fd88398aebb6"`
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling typenum v1.11.2
[INFO] [stderr]     Checking futures-core v0.3.1
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]    Compiling subtle v2.2.2
[INFO] [stderr]     Checking sp-std v2.0.0 (https://github.com/paritytech/substrate?branch=polkadot-master#70f1d8d9)
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]    Compiling tiny-keccak v2.0.1
[INFO] [stderr]     Checking zeroize v0.9.3
[INFO] [stderr]     Checking hex v0.4.0
[INFO] [stderr]     Checking bs58 v0.3.0
[INFO] [stderr]     Checking integer-sqrt v0.1.2
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.58
[INFO] [stderr]    Compiling bumpalo v3.1.2
[INFO] [stderr]    Compiling wasm-bindgen v0.2.58
[INFO] [stderr]     Checking once_cell v0.2.4
[INFO] [stderr]     Checking nohash-hasher v0.1.2
[INFO] [stderr]     Checking ipnet v2.1.0
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling ring v0.16.9
[INFO] [stderr]    Compiling hashbrown v0.6.3
[INFO] [stderr]     Checking tracing-core v0.1.9
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]    Compiling num-bigint v0.2.5
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]     Checking quicksink v0.1.1
[INFO] [stderr]     Checking futures-util-preview v0.3.0-alpha.19
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[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking get_if_addrs v0.5.3
[INFO] [stderr]    Compiling getrandom v0.1.14
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[INFO] [stderr]     Checking dns-parser v0.8.0
[INFO] [stderr]     Checking parity-wasm v0.31.3
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling safe-mix v1.0.0
[INFO] [stderr]    Compiling snow v0.6.2
[INFO] [stderr]    Compiling err-derive v0.1.6
[INFO] [stderr]     Checking bstr v0.2.9
[INFO] [stderr]     Checking uint v0.8.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking rand_chacha v0.1.1
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking backtrace v0.3.41
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking want v0.3.0
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[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking cuckoofilter v0.3.2
[INFO] [stderr]     Checking theban_interval_tree v0.7.1
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking globset v0.4.4
[INFO] [stderr]     Checking futures-timer v0.4.0
[INFO] [stderr]     Checking sp-panic-handler v2.0.0 (https://github.com/paritytech/substrate?branch=polkadot-master#70f1d8d9)
[INFO] [stderr]     Checking tokio-io v0.1.12
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking nix v0.10.0
[INFO] [stderr]     Checking tokio-buf v0.1.1
[INFO] [stderr]     Checking string v0.2.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]     Checking wasmi-validation v0.1.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking parking_lot v0.9.0
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[INFO] [stderr]     Checking tokio v0.2.9
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]     Checking tokio-threadpool v0.1.17
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[INFO] [stderr]     Checking async-std v1.4.0
[INFO] [stderr]     Checking tokio-reactor v0.1.11
[INFO] [stderr]     Checking digest v0.8.1
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[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking block-cipher-trait v0.6.2
[INFO] [stderr]     Checking stream-cipher v0.3.2
[INFO] [stderr]     Checking wasmi v0.4.5
[INFO] [stderr]     Checking fixed-hash v0.5.2
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking num-rational v0.2.3
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking blake2 v0.8.1
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking ctr v0.3.2
[INFO] [stderr]     Checking aes-soft v0.3.3
[INFO] [stderr]     Checking twofish v0.2.0
[INFO] [stderr]     Checking parking_lot v0.7.1
[INFO] [stderr]     Checking tokio-tcp v0.1.3
[INFO] [stderr]    Compiling curve25519-dalek v1.2.3
[INFO] [stderr]     Checking tokio v0.1.22
[INFO] [stderr]     Checking h2 v0.1.26
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[INFO] [stderr]     Checking libsecp256k1 v0.3.4
[INFO] [stderr]     Checking tokio-util v0.2.0
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[INFO] [stderr]     Checking webpki-roots v0.17.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking x25519-dalek v0.5.2
[INFO] [stderr]     Checking hyper v0.12.35
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.58
[INFO] [stderr]    Compiling proc-macro-error v0.2.6
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.6
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0 (https://github.com/paritytech/substrate?branch=polkadot-master#70f1d8d9)
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling malloc_size_of_derive v0.1.1
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling derive_more v0.99.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.9
[INFO] [stderr]    Compiling frame-support-procedural-tools-derive v2.0.0 (https://github.com/paritytech/substrate?branch=polkadot-master#70f1d8d9)
[INFO] [stderr]    Compiling tracing-attributes v0.1.6
[INFO] [stderr]    Compiling libp2p-core-derive v0.14.0-alpha.1
[INFO] [stderr] error: could not compile `wasm-bindgen-backend`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name wasm_bindgen_backend --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/wasm-bindgen-backend-0.2.58/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C debuginfo=2 --cfg 'feature="spans"' -C metadata=679261e219e14e4a -C extra-filename=-679261e219e14e4a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bumpalo=/opt/rustwide/target/debug/deps/libbumpalo-8c343a176c4d3245.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-ed1128a3d48b463d.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-3f6be4a2f0429756.rmeta --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-c6d529dbeb04e5d7.rmeta --extern quote=/opt/rustwide/target/debug/deps/libquote-152535cb0cbc31c0.rmeta --extern syn=/opt/rustwide/target/debug/deps/libsyn-c31d35d9fe44990f.rmeta --extern wasm_bindgen_shared=/opt/rustwide/target/debug/deps/libwasm_bindgen_shared-ab4d3e9be7259ddc.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `tracing-attributes`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tracing_attributes --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tracing-attributes-0.1.6/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C debuginfo=2 -C metadata=15ee49016c53c735 -C extra-filename=-15ee49016c53c735 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern quote=/opt/rustwide/target/debug/deps/libquote-152535cb0cbc31c0.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-c31d35d9fe44990f.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] error: build failed
[INFO] running `"docker" "inspect" "866e391ea29531702efeabc9e45511503c3ee02825e2e4e77d04fd88398aebb6"`
[INFO] running `"docker" "rm" "-f" "866e391ea29531702efeabc9e45511503c3ee02825e2e4e77d04fd88398aebb6"`
[INFO] [stdout] 866e391ea29531702efeabc9e45511503c3ee02825e2e4e77d04fd88398aebb6