[INFO] cloning repository https://github.com/bkchr/wasm-compilation-bug
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bkchr/wasm-compilation-bug" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbkchr%2Fwasm-compilation-bug", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbkchr%2Fwasm-compilation-bug'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d4b081ea5ef1692cf4fc958ea924f4bbab2575a8
[INFO] checking bkchr/wasm-compilation-bug against master#31ee872db5aae4750e3da1ca4ed1523c4356947f for pr-78461
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbkchr%2Fwasm-compilation-bug" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bkchr/wasm-compilation-bug on toolchain 31ee872db5aae4750e3da1ca4ed1523c4356947f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bkchr/wasm-compilation-bug
[INFO] finished tweaking git repo https://github.com/bkchr/wasm-compilation-bug
[INFO] tweaked toml for git repo https://github.com/bkchr/wasm-compilation-bug written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/bkchr/wasm-compilation-bug already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8a510c6179543de4eda4eca570df12615564bf4831210a65acd385edc79775c
[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" "c8a510c6179543de4eda4eca570df12615564bf4831210a65acd385edc79775c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8a510c6179543de4eda4eca570df12615564bf4831210a65acd385edc79775c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8a510c6179543de4eda4eca570df12615564bf4831210a65acd385edc79775c", kill_on_drop: false }`
[INFO] [stdout] c8a510c6179543de4eda4eca570df12615564bf4831210a65acd385edc79775c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+31ee872db5aae4750e3da1ca4ed1523c4356947f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9b308a834d4807cab44b6c656a8182fb96b7eba741bcd1bdbb21a65b16b0273
[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" "b9b308a834d4807cab44b6c656a8182fb96b7eba741bcd1bdbb21a65b16b0273", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.36
[INFO] [stderr]    Compiling libc v0.2.74
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]     Checking smallvec v1.4.1
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking sp-std v2.0.0-rc5 (https://github.com/paritytech/substrate?branch=cumulus-branch#b066029a)
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking signature v1.1.0
[INFO] [stderr]     Checking environmental v1.1.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking integer-sqrt v0.1.3
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling hashbrown v0.8.1
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking tracing-core v0.1.11
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking miniz_oxide v0.4.0
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking trie-root v0.16.0
[INFO] [stderr]     Checking ed25519 v1.0.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]     Checking log v0.4.11
[INFO] [stderr]     Checking arrayvec v0.4.12
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr]    Compiling blake2-rfc v0.2.18
[INFO] [stderr]     Checking uint v0.8.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking paste v0.1.18
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking hmac-drbg v0.2.0
[INFO] [stderr]     Checking trie-db v0.22.1
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking parking_lot_core v0.7.2
[INFO] [stderr]     Checking backtrace v0.3.50
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking parking_lot v0.10.2
[INFO] [stderr]     Checking sp-panic-handler v2.0.0-rc5 (https://github.com/paritytech/substrate?branch=cumulus-branch#b066029a)
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]     Checking futures-task v0.3.5
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking fixed-hash v0.6.1
[INFO] [stderr]     Checking libsecp256k1 v0.3.5
[INFO] [stderr]     Checking twox-hash v1.5.0
[INFO] [stderr]     Checking wasmi v0.6.2
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling zeroize_derive v1.0.0
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.1.3
[INFO] [stderr]    Compiling ref-cast-impl v1.0.2
[INFO] [stderr]    Compiling sp-debug-derive v2.0.0-rc5 (https://github.com/paritytech/substrate?branch=cumulus-branch#b066029a)
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling tracing-attributes v0.1.9
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling futures-macro v0.3.5
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling parity-util-mem-derive v0.1.0
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.9
[INFO] [stdout] error: unmatched angle bracket
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ref-cast-impl-1.0.2/src/lib.rs:163:72
[INFO] [stdout]     |
[INFO] [stdout] 163 | fn decide_trivial(fields: &Fields) -> Result<fn(&Field) -> Result<bool>> {
[INFO] [stdout]     |                                                                        ^^ help: remove extra angle bracket
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: expected one of `,` or `>`, found `{`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ref-cast-impl-1.0.2/src/lib.rs:163:74
[INFO] [stdout]     |
[INFO] [stdout] 163 | fn decide_trivial(fields: &Fields) -> Result<fn(&Field) -> Result<bool>> {
[INFO] [stdout]     |                                                                          ^ expected one of `,` or `>`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ref-cast-impl`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "b9b308a834d4807cab44b6c656a8182fb96b7eba741bcd1bdbb21a65b16b0273", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9b308a834d4807cab44b6c656a8182fb96b7eba741bcd1bdbb21a65b16b0273", kill_on_drop: false }`
[INFO] [stdout] b9b308a834d4807cab44b6c656a8182fb96b7eba741bcd1bdbb21a65b16b0273