[INFO] fetching crate rum-player 0.1.6...
[INFO] checking rum-player-0.1.6 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate rum-player 0.1.6 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rum-player 0.1.6 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rum-player 0.1.6
[INFO] finished tweaking crates.io crate rum-player 0.1.6
[INFO] tweaked toml for crates.io crate rum-player 0.1.6 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate rum-player 0.1.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 47c6ec1d0239819170b0e1ee264559685c542ffc8d36bb3de0123b794f4efa2a
[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" "47c6ec1d0239819170b0e1ee264559685c542ffc8d36bb3de0123b794f4efa2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "47c6ec1d0239819170b0e1ee264559685c542ffc8d36bb3de0123b794f4efa2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47c6ec1d0239819170b0e1ee264559685c542ffc8d36bb3de0123b794f4efa2a", kill_on_drop: false }`
[INFO] [stdout] 47c6ec1d0239819170b0e1ee264559685c542ffc8d36bb3de0123b794f4efa2a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] c74d206fd1d6f1bf61b83f7838d0ff0209bce9a41b2573fc5bb4144104049f02
[INFO] running `Command { std: "docker" "start" "-a" "c74d206fd1d6f1bf61b83f7838d0ff0209bce9a41b2573fc5bb4144104049f02", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling itoa v0.4.5
[INFO] [stderr]     Checking futures-core v0.3.4
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking bytes v0.5.4
[INFO] [stderr]    Compiling procedural-masquerade v0.1.6
[INFO] [stderr]     Checking futures-sink v0.3.4
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]    Compiling mac v0.1.1
[INFO] [stderr]     Checking futures-io v0.3.4
[INFO] [stderr]     Checking pin-utils v0.1.0-alpha.4
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking futures-task v0.3.4
[INFO] [stderr]     Checking pin-project-lite v0.1.4
[INFO] [stderr]    Compiling utf-8 v0.7.5
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.28
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling thin-slice v0.1.1
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling encoding_rs v0.8.22
[INFO] [stderr]    Compiling ego-tree v0.6.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling doc-comment v0.3.1
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking mime v0.3.16
[INFO] [stderr]     Checking numtoa v0.1.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking unicode-segmentation v1.6.0
[INFO] [stderr]     Checking xml-rs v0.8.0
[INFO] [stderr]     Checking yansi v0.5.0
[INFO] [stderr]     Checking cassowary v0.3.0
[INFO] [stderr]     Checking strum v0.16.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking futures-channel v0.3.4
[INFO] [stderr]    Compiling futf v0.1.4
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking dtoa-short v0.3.2
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[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]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]     Checking http v0.2.0
[INFO] [stderr]    Compiling servo_arc v0.1.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling phf v0.7.24
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]     Checking tendril v0.4.1
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking getrandom v0.1.14
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking termion v1.5.5
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking aho-corasick v0.7.8
[INFO] [stderr]    Compiling openssl-sys v0.9.54
[INFO] [stderr]    Compiling backtrace-sys v0.1.32
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]    Compiling fxhash v0.2.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking tui v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling mime_guess v2.0.1
[INFO] [stderr]     Checking http-body v0.3.1
[INFO] [stderr]     Checking regex v1.3.4
[INFO] [stderr]     Checking backtrace v0.3.44
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking enum_primitive v0.1.1
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]     Checking error-chain v0.10.0
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking chrono v0.4.10
[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]     Checking env_logger v0.7.1
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking flexi_logger v0.14.8
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking mpv v0.2.3
[INFO] [stderr]    Compiling quickcheck_macros v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling cssparser v0.25.9
[INFO] [stderr]    Compiling cssparser-macros v0.3.6
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling tokio-macros v0.2.4
[INFO] [stderr]    Compiling html5ever v0.24.1
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling snafu-derive v0.6.2
[INFO] [stderr]    Compiling derive_more v0.99.3
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling strum_macros v0.16.0
[INFO] [stderr]     Checking tokio v0.2.11
[INFO] [stderr]     Checking async-stream v0.2.1
[INFO] [stderr] error: could not compile `snafu-derive`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name snafu_derive --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/snafu-derive-0.6.2/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -Cembed-bitcode=no -C debuginfo=2 -C metadata=f4aa9d5c7dd1aeda -C extra-filename=-f4aa9d5c7dd1aeda --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-14f7439a68eea823.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-7fa39f7c664c6eec.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-07cd50c1eb205e63.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" "c74d206fd1d6f1bf61b83f7838d0ff0209bce9a41b2573fc5bb4144104049f02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c74d206fd1d6f1bf61b83f7838d0ff0209bce9a41b2573fc5bb4144104049f02", kill_on_drop: false }`
[INFO] [stdout] c74d206fd1d6f1bf61b83f7838d0ff0209bce9a41b2573fc5bb4144104049f02