[INFO] cloning repository https://github.com/jerk-rs/rustjerkbot
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jerk-rs/rustjerkbot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerk-rs%2Frustjerkbot", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerk-rs%2Frustjerkbot'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e3c22e80e810e256ef8f851b65547417cb811cfc
[INFO] checking jerk-rs/rustjerkbot against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjerk-rs%2Frustjerkbot" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jerk-rs/rustjerkbot on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jerk-rs/rustjerkbot
[INFO] finished tweaking git repo https://github.com/jerk-rs/rustjerkbot
[INFO] tweaked toml for git repo https://github.com/jerk-rs/rustjerkbot written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/jerk-rs/rustjerkbot already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-trait v0.1.30
[INFO] [stderr]   Downloaded rss v1.9.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.55
[INFO] [stderr]   Downloaded sedregex v0.2.4
[INFO] [stderr]   Downloaded schannel v0.1.18
[INFO] [stderr]   Downloaded security-framework-sys v0.4.2
[INFO] [stderr]   Downloaded postgres-types v0.1.1
[INFO] [stderr]   Downloaded tokio-rustls v0.13.0
[INFO] [stderr]   Downloaded reqwest v0.10.4
[INFO] [stderr]   Downloaded seance v0.3.0
[INFO] [stderr]   Downloaded carapax-codegen v0.2.0
[INFO] [stderr]   Downloaded atom_syndication v0.7.0
[INFO] [stderr]   Downloaded snafu-derive v0.6.6
[INFO] [stderr]   Downloaded quick-xml v0.17.2
[INFO] [stderr]   Downloaded tgbot v0.7.1
[INFO] [stderr]   Downloaded refinery v0.2.1
[INFO] [stderr]   Downloaded carapax v0.5.1
[INFO] [stderr]   Downloaded refinery-macros v0.2.0
[INFO] [stderr]   Downloaded tokio-socks v0.2.2
[INFO] [stderr]   Downloaded postgres-protocol v0.5.1
[INFO] [stderr]   Downloaded security-framework v0.4.2
[INFO] [stderr]   Downloaded tokio-postgres v0.5.3
[INFO] [stderr]   Downloaded snafu v0.6.6
[INFO] [stderr]   Downloaded shellwords v1.0.0
[INFO] [stderr]   Downloaded darkredis v0.6.1
[INFO] [stderr]   Downloaded refinery-migrations v0.2.2
[INFO] [stderr]   Downloaded siphasher v0.3.2
[INFO] [stderr]   Downloaded barrel v0.5.8
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", 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] 2aec0e6352518ee49a89c2dd0ed14ed772f3de8561e720384a070431f8dba2f3
[INFO] running `Command { std: "docker" "start" "-a" "2aec0e6352518ee49a89c2dd0ed14ed772f3de8561e720384a070431f8dba2f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2aec0e6352518ee49a89c2dd0ed14ed772f3de8561e720384a070431f8dba2f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2aec0e6352518ee49a89c2dd0ed14ed772f3de8561e720384a070431f8dba2f3", kill_on_drop: false }`
[INFO] [stdout] 2aec0e6352518ee49a89c2dd0ed14ed772f3de8561e720384a070431f8dba2f3
[INFO] running `Command { std: "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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--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] 6638db1e41ab10f2c5b56b9fd0b3875f16a5624b7bb924a57cafab008c3dd12d
[INFO] running `Command { std: "docker" "start" "-a" "6638db1e41ab10f2c5b56b9fd0b3875f16a5624b7bb924a57cafab008c3dd12d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling serde v1.0.106
[INFO] [stderr]    Compiling proc-macro-hack v0.5.15
[INFO] [stderr]     Checking arc-swap v0.4.5
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking smallvec v1.3.0
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]    Compiling ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling bytes v0.5.4
[INFO] [stderr]     Checking base64 v0.11.0
[INFO] [stderr]    Compiling ryu v1.0.3
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling base64 v0.12.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling md5 v0.7.0
[INFO] [stderr]    Compiling pin-project-lite v0.1.4
[INFO] [stderr]    Compiling fallible-iterator v0.2.0
[INFO] [stderr]    Compiling siphasher v0.3.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.12
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-nested v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling walkdir v2.3.1
[INFO] [stderr]     Checking encoding_rs v0.8.22
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]    Compiling sha2 v0.8.1
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]    Compiling openssl-sys v0.9.55
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling parking_lot_core v0.7.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking quick-xml v0.17.2
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]     Checking shellwords v1.0.0
[INFO] [stderr]     Checking sedregex v0.2.4
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling openssl v0.10.29
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling postgres-protocol v0.5.1
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking ct-logs v0.6.0
[INFO] [stderr]     Checking rustls v0.17.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]     Checking rustls-native-certs v0.3.0
[INFO] [stderr]    Compiling darling_core v0.10.2
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling tokio-macros v0.2.5
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling thiserror-impl v1.0.15
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling pin-project-internal v0.4.9
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling snafu-derive v0.6.6
[INFO] [stderr]    Compiling derive_more v0.99.5
[INFO] [stderr]    Compiling carapax-codegen v0.2.0
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr]    Compiling darling_macro v0.10.2
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking tokio v0.2.18
[INFO] [stderr]     Checking failure v0.1.7
[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-1.0.106/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=090ad8561c58720f -C extra-filename=-090ad8561c58720f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-e1df0502f73abdfb.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-41cbc8fc7f9410fb.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-cf63a7cac79c1b1f.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 `Command { std: "docker" "inspect" "6638db1e41ab10f2c5b56b9fd0b3875f16a5624b7bb924a57cafab008c3dd12d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6638db1e41ab10f2c5b56b9fd0b3875f16a5624b7bb924a57cafab008c3dd12d", kill_on_drop: false }`
[INFO] [stdout] 6638db1e41ab10f2c5b56b9fd0b3875f16a5624b7bb924a57cafab008c3dd12d