[INFO] fetching crate connect4-server 0.1.0...
[INFO] checking connect4-server-0.1.0 against try#3e22d1f9053c0fc87629b3c6d5d9567856368e5d for pr-78714
[INFO] extracting crate connect4-server 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate connect4-server 0.1.0 on toolchain 3e22d1f9053c0fc87629b3c6d5d9567856368e5d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate connect4-server 0.1.0
[INFO] finished tweaking crates.io crate connect4-server 0.1.0
[INFO] tweaked toml for crates.io crate connect4-server 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate connect4-server 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "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 connect4-lib v0.1.0
[INFO] [stderr]   Downloaded bson v0.14.1
[INFO] [stderr]   Downloaded trust-dns-resolver v0.19.3
[INFO] [stderr]   Downloaded trust-dns-proto v0.19.3
[INFO] [stderr]   Downloaded handlebars v1.1.0
[INFO] [stderr]   Downloaded thiserror v1.0.14
[INFO] [stderr]   Downloaded os_info v1.3.3
[INFO] [stderr]   Downloaded mongodb v0.9.2
[INFO] [stderr]   Downloaded connect4-coms v0.1.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.14
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd9261629d8519048a3bdb98c5a2689aa87e2c9427235db4a9b3262b7e6cd4db
[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" "cd9261629d8519048a3bdb98c5a2689aa87e2c9427235db4a9b3262b7e6cd4db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd9261629d8519048a3bdb98c5a2689aa87e2c9427235db4a9b3262b7e6cd4db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd9261629d8519048a3bdb98c5a2689aa87e2c9427235db4a9b3262b7e6cd4db", kill_on_drop: false }`
[INFO] [stdout] cd9261629d8519048a3bdb98c5a2689aa87e2c9427235db4a9b3262b7e6cd4db
[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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+3e22d1f9053c0fc87629b3c6d5d9567856368e5d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6adbc66975b4fb9a277cdaff8cbf408c67d10061cb3488eb45741a78309b9073
[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" "6adbc66975b4fb9a277cdaff8cbf408c67d10061cb3488eb45741a78309b9073", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]    Compiling smallvec v1.2.0
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]    Compiling traitobject v0.1.0
[INFO] [stderr]    Compiling typeable v0.1.2
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]    Compiling os_info v1.3.3
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]     Checking version_check v0.9.1
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.12
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling proc-macro-error v0.4.12
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling backtrace-sys v0.1.35
[INFO] [stderr]    Compiling ring v0.16.12
[INFO] [stderr]     Checking unic-ucd-version v0.7.0
[INFO] [stderr]     Checking unic-char-property v0.7.0
[INFO] [stderr]     Checking slug v0.1.4
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking hostname v0.3.1
[INFO] [stderr]     Checking inotify-sys v0.1.3
[INFO] [stderr]     Checking filetime v0.2.9
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking unic-ucd-segment v0.7.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling pear_codegen v0.1.2
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]    Compiling rocket_codegen v0.4.4
[INFO] [stderr]    Compiling rocket v0.4.4
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking resolv-conf v0.6.3
[INFO] [stderr]     Checking inotify v0.7.0
[INFO] [stderr]     Checking futures-util v0.3.4
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking unic-segment v0.7.0
[INFO] [stderr]     Checking pem v0.7.0
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]     Checking sha2 v0.8.1
[INFO] [stderr]     Checking md-5 v0.8.0
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking tokio v0.2.16
[INFO] [stderr]     Checking mio-extras v2.0.6
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking stringprep v0.1.2
[INFO] [stderr]     Checking pbkdf2 v0.3.0
[INFO] [stderr]     Checking notify v4.0.15
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking error-chain v0.12.2
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking simple_asn1 v0.4.0
[INFO] [stderr]     Checking cookie v0.11.2
[INFO] [stderr]     Checking hyper v0.10.16
[INFO] [stderr]     Checking futures v0.3.4
[INFO] [stderr]     Checking webpki v0.21.2
[INFO] [stderr]     Checking sct v0.6.0
[INFO] [stderr]     Checking rustls v0.16.0
[INFO] [stderr]     Checking webpki-roots v0.18.0
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling devise_core v0.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.106
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.14
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling enum-as-inner v0.3.2
[INFO] [stderr]    Compiling serde_with_macros v1.1.0
[INFO] [stderr]    Compiling typed-builder v0.3.0
[INFO] [stderr]    Compiling derivative v1.0.4
[INFO] [stderr]    Compiling devise_codegen v0.2.0
[INFO] [stderr] error: could not compile `pear_codegen`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pear_codegen /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pear_codegen-0.1.2/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=037f230f9fc8ce8f -C extra-filename=-037f230f9fc8ce8f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-f30dac6b978d0877.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-b8b5152a4ff270fb.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-e583056c5b9914d7.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" "6adbc66975b4fb9a277cdaff8cbf408c67d10061cb3488eb45741a78309b9073", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6adbc66975b4fb9a277cdaff8cbf408c67d10061cb3488eb45741a78309b9073", kill_on_drop: false }`
[INFO] [stdout] 6adbc66975b4fb9a277cdaff8cbf408c67d10061cb3488eb45741a78309b9073