[INFO] cloning repository https://github.com/QSCTech/jw-parser
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/QSCTech/jw-parser" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQSCTech%2Fjw-parser", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQSCTech%2Fjw-parser'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 64967c129815bc9302ef89787ea38133014969cb
[INFO] checking QSCTech/jw-parser against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FQSCTech%2Fjw-parser" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/QSCTech/jw-parser on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-0/source/rust-toolchain
[INFO] started tweaking git repo https://github.com/QSCTech/jw-parser
[INFO] removed 0 missing examples
[INFO] finished tweaking git repo https://github.com/QSCTech/jw-parser
[INFO] tweaked toml for git repo https://github.com/QSCTech/jw-parser written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cssparser-macros v0.3.6
[INFO] [stderr]   Downloaded smallvec v0.6.14
[INFO] [stderr]   Downloaded tendril v0.4.2
[INFO] [stderr]   Downloaded dtoa-short v0.3.3
[INFO] [stderr]   Downloaded cssparser v0.25.9
[INFO] [stderr]   Downloaded hyper v0.13.10
[INFO] [stderr]   Downloaded derive_more v0.13.0
[INFO] [stderr]   Downloaded markup5ever v0.9.0
[INFO] [stderr]   Downloaded unhtml v0.7.5
[INFO] [stderr]   Downloaded scraper v0.11.0
[INFO] [stderr]   Downloaded unhtml_derive v0.7.5
[INFO] [stderr]   Downloaded procedural-masquerade v0.1.7
[INFO] [stderr]   Downloaded selectors v0.21.0
[INFO] [stderr]   Downloaded interfacer-http-attribute v0.2.1
[INFO] [stderr]   Downloaded interfacer-http v0.2.2
[INFO] [stderr]   Downloaded interfacer-http-hyper v0.1.0
[INFO] [stderr]   Downloaded reformation_derive v0.4.1
[INFO] [stderr]   Downloaded reformation v0.4.1
[INFO] [stderr]   Downloaded html5ever v0.24.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd467b336f91aefae2c32cbd6af1d715e626ffc03420c2917b9d941986940770
[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" "fd467b336f91aefae2c32cbd6af1d715e626ffc03420c2917b9d941986940770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd467b336f91aefae2c32cbd6af1d715e626ffc03420c2917b9d941986940770", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd467b336f91aefae2c32cbd6af1d715e626ffc03420c2917b9d941986940770", kill_on_drop: false }`
[INFO] [stdout] fd467b336f91aefae2c32cbd6af1d715e626ffc03420c2917b9d941986940770
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b40c59cfeb189a99c3dde4f1f0fb476868195f0d49bd283228731cc314e6d339
[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" "b40c59cfeb189a99c3dde4f1f0fb476868195f0d49bd283228731cc314e6d339", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling syn v1.0.69
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling procedural-masquerade v0.1.7
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling utf-8 v0.7.6
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking futures-core v0.3.14
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking slab v0.4.3
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]    Compiling ego-tree v0.6.2
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking futures-sink v0.3.14
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]     Checking futures-task v0.3.14
[INFO] [stderr]    Compiling openssl v0.10.33
[INFO] [stderr]    Compiling httparse v1.4.0
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking once_cell v1.7.2
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[INFO] [stderr]     Checking httpdate v0.3.2
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[INFO] [stderr]     Checking rust-ini v0.13.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]     Checking futures-channel v0.3.14
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking dtoa-short v0.3.3
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking futures-util v0.3.14
[INFO] [stderr]    Compiling openssl-sys v0.9.61
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking http v0.2.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]    Compiling tendril v0.4.2
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking tracing v0.1.25
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking serde_test v0.8.23
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking regex v1.4.5
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking cookie v0.12.0
[INFO] [stderr]     Checking http v0.1.21
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking linked-hash-map v0.3.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking tokio v0.2.25
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking url v2.2.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking serde-hjson v0.8.2
[INFO] [stderr]    Compiling phf_codegen v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling selectors v0.21.0
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking tokio-util v0.3.1
[INFO] [stderr]     Checking tokio-tls v0.3.1
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling reformation_derive v0.4.1
[INFO] [stderr]    Compiling derive_more v0.13.0
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling derive_more v0.99.13
[INFO] [stderr]    Compiling interfacer-http-attribute v0.2.1
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.125/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 --cfg 'feature="default"' -C metadata=00b3f918f122cb01 -C extra-filename=-00b3f918f122cb01 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-32a461668e4c2f4b.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-5f2a98a903f1d830.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-2a3c5ff57441eb11.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --cfg underscore_consts` (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" "b40c59cfeb189a99c3dde4f1f0fb476868195f0d49bd283228731cc314e6d339", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b40c59cfeb189a99c3dde4f1f0fb476868195f0d49bd283228731cc314e6d339", kill_on_drop: false }`
[INFO] [stdout] b40c59cfeb189a99c3dde4f1f0fb476868195f0d49bd283228731cc314e6d339