[INFO] cloning repository https://github.com/LukasKalbertodt/grakawa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LukasKalbertodt/grakawa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukasKalbertodt%2Fgrakawa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukasKalbertodt%2Fgrakawa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e458c5c537e23310fd52923ae64f7c9d23dee2b
[INFO] checking LukasKalbertodt/grakawa against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLukasKalbertodt%2Fgrakawa" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LukasKalbertodt/grakawa on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LukasKalbertodt/grakawa
[INFO] finished tweaking git repo https://github.com/LukasKalbertodt/grakawa
[INFO] tweaked toml for git repo https://github.com/LukasKalbertodt/grakawa written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/LukasKalbertodt/grakawa already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v0.3.6
[INFO] [stderr]   Downloaded futf v0.1.3
[INFO] [stderr]   Downloaded dtoa-short v0.3.2
[INFO] [stderr]   Downloaded smallvec v0.6.0
[INFO] [stderr]   Downloaded servo_arc v0.1.1
[INFO] [stderr]   Downloaded procedural-masquerade v0.1.5
[INFO] [stderr]   Downloaded futures v0.1.21
[INFO] [stderr]   Downloaded base64 v0.9.0
[INFO] [stderr]   Downloaded backtrace v0.3.5
[INFO] [stderr]   Downloaded quick-error v1.2.1
[INFO] [stderr]   Downloaded chrono v0.4.2
[INFO] [stderr]   Downloaded mime v0.3.5
[INFO] [stderr]   Downloaded cc v1.0.9
[INFO] [stderr]   Downloaded openssl-sys v0.9.28
[INFO] [stderr]   Downloaded stable_deref_trait v1.0.0
[INFO] [stderr]   Downloaded uuid v0.5.1
[INFO] [stderr]   Downloaded ego-tree v0.3.0
[INFO] [stderr]   Downloaded selectors v0.19.0
[INFO] [stderr]   Downloaded tendril v0.4.0
[INFO] [stderr]   Downloaded scraper v0.6.0
[INFO] [stderr]   Downloaded serde v1.0.37
[INFO] [stderr]   Downloaded utf-8 v0.7.2
[INFO] [stderr]   Downloaded serde_derive v1.0.37
[INFO] [stderr]   Downloaded tokio-udp v0.1.0
[INFO] [stderr]   Downloaded tokio v0.1.5
[INFO] [stderr]   Downloaded net2 v0.2.32
[INFO] [stderr]   Downloaded tokio-io v0.1.6
[INFO] [stderr]   Downloaded schannel v0.1.11
[INFO] [stderr]   Downloaded serde_derive_internals v0.23.0
[INFO] [stderr]   Downloaded serde_json v1.0.13
[INFO] [stderr]   Downloaded env_logger v0.5.6
[INFO] [stderr]   Downloaded quote v0.5.1
[INFO] [stderr]   Downloaded syn v0.13.1
[INFO] [stderr]   Downloaded rustc-demangle v0.1.7
[INFO] [stderr]   Downloaded regex v0.2.10
[INFO] [stderr]   Downloaded regex-syntax v0.5.3
[INFO] [stderr]   Downloaded time v0.1.39
[INFO] [stderr]   Downloaded hyper v0.11.25
[INFO] [stderr]   Downloaded structopt v0.2.7
[INFO] [stderr]   Downloaded build_const v0.2.0
[INFO] [stderr]   Downloaded crc v1.7.0
[INFO] [stderr]   Downloaded serde_urlencoded v0.5.1
[INFO] [stderr]   Downloaded vcpkg v0.2.2
[INFO] [stderr]   Downloaded remove_dir_all v0.5.0
[INFO] [stderr]   Downloaded scoped-tls v0.1.1
[INFO] [stderr]   Downloaded crossbeam-epoch v0.4.1
[INFO] [stderr]   Downloaded structopt-derive v0.2.7
[INFO] [stderr]   Downloaded crossbeam-deque v0.3.0
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.2
[INFO] [stderr]   Downloaded mio v0.6.14
[INFO] [stderr]   Downloaded tokio-reactor v0.1.1
[INFO] [stderr]   Downloaded tokio-timer v0.2.1
[INFO] [stderr]   Downloaded bytes v0.4.6
[INFO] [stderr]   Downloaded reqwest v0.8.5
[INFO] [stderr]   Downloaded cssparser-macros v0.3.3
[INFO] [stderr]   Downloaded string_cache_codegen v0.4.1
[INFO] [stderr]   Downloaded markup5ever v0.7.2
[INFO] [stderr]   Downloaded string_cache v0.7.2
[INFO] [stderr]   Downloaded cssparser v0.23.5
[INFO] [stderr]   Downloaded html5ever v0.22.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 743bc17d1ab4029214bca787dcd1dff0dedbd52b64e6d8051c7df409d363779e
[INFO] running `Command { std: "docker" "start" "-a" "743bc17d1ab4029214bca787dcd1dff0dedbd52b64e6d8051c7df409d363779e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "743bc17d1ab4029214bca787dcd1dff0dedbd52b64e6d8051c7df409d363779e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "743bc17d1ab4029214bca787dcd1dff0dedbd52b64e6d8051c7df409d363779e", kill_on_drop: false }`
[INFO] [stdout] 743bc17d1ab4029214bca787dcd1dff0dedbd52b64e6d8051c7df409d363779e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b75bf121b0ab08ba7500ebb593223a181ad498bcb6076c905ec5d84619498421
[INFO] running `Command { std: "docker" "start" "-a" "b75bf121b0ab08ba7500ebb593223a181ad498bcb6076c905ec5d84619498421", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking futures v0.1.21
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking serde v1.0.37
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]     Checking scoped-tls v0.1.1
[INFO] [stderr]    Compiling build_const v0.2.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking mac v0.1.1
[INFO] [stderr]     Checking precomputed-hash v0.1.1
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]    Compiling procedural-masquerade v0.1.5
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]     Checking utf-8 v0.7.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]     Checking smallvec v0.6.0
[INFO] [stderr]     Checking stable_deref_trait v1.0.0
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking rustc-demangle v0.1.7
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking termcolor v0.3.6
[INFO] [stderr]     Checking ego-tree v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v0.3.6
[INFO] [stderr]     Checking crossbeam-utils v0.3.2
[INFO] [stderr]     Checking crossbeam-utils v0.2.2
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking debug_unreachable v0.1.1
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.32
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking atty v0.2.8
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking regex-syntax v0.5.3
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling unicase v2.1.0
[INFO] [stderr]     Checking humantime v1.1.1
[INFO] [stderr] error: could not compile `serde`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde-1.0.37/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=2c8a5320a67e0155 -C extra-filename=-2c8a5320a67e0155 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "b75bf121b0ab08ba7500ebb593223a181ad498bcb6076c905ec5d84619498421", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b75bf121b0ab08ba7500ebb593223a181ad498bcb6076c905ec5d84619498421", kill_on_drop: false }`
[INFO] [stdout] b75bf121b0ab08ba7500ebb593223a181ad498bcb6076c905ec5d84619498421