[INFO] cloning repository https://github.com/hhatto/rcoin
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hhatto/rcoin" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhhatto%2Frcoin", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhhatto%2Frcoin'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd31d899c9ecd47b07b65e1ecfaa15d10354be3d
[INFO] testing hhatto/rcoin against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhhatto%2Frcoin" "/workspace/builds/worker-17/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-17/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hhatto/rcoin on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hhatto/rcoin
[INFO] finished tweaking git repo https://github.com/hhatto/rcoin
[INFO] tweaked toml for git repo https://github.com/hhatto/rcoin written to /workspace/builds/worker-17/source/Cargo.toml
[INFO] crate git repo https://github.com/hhatto/rcoin already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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 tokio-executor v0.1.1
[INFO] [stderr]   Downloaded serde_derive v1.0.36
[INFO] [stderr]   Downloaded openssl-sys v0.9.27
[INFO] [stderr]   Downloaded tokio-core v0.1.16
[INFO] [stderr]   Downloaded walkdir v1.0.7
[INFO] [stderr]   Downloaded skeptic v0.13.2
[INFO] [stderr]   Downloaded socket2 v0.3.4
[INFO] [stderr]   Downloaded trust-dns-resolver v0.8.1
[INFO] [stderr]   Downloaded scoped-tls v0.1.1
[INFO] [stderr]   Downloaded uuid v0.6.2
[INFO] [stderr]   Downloaded mio-uds v0.6.4
[INFO] [stderr]   Downloaded serde_derive_internals v0.22.2
[INFO] [stderr]   Downloaded bytecount v0.2.0
[INFO] [stderr]   Downloaded hyper-tls v0.1.3
[INFO] [stderr]   Downloaded parking_lot_core v0.2.13
[INFO] [stderr]   Downloaded schannel v0.1.11
[INFO] [stderr]   Downloaded tokio-threadpool v0.1.1
[INFO] [stderr]   Downloaded cargo_metadata v0.3.3
[INFO] [stderr]   Downloaded same-file v0.1.3
[INFO] [stderr]   Downloaded json v0.11.13
[INFO] [stderr]   Downloaded syn v0.12.14
[INFO] [stderr]   Downloaded encoding_rs v0.7.2
[INFO] [stderr]   Downloaded tokio v0.1.4
[INFO] [stderr]   Downloaded reqwest v0.8.5
[INFO] [stderr]   Downloaded cc v1.0.9
[INFO] [stderr]   Downloaded crossbeam-deque v0.3.0
[INFO] [stderr]   Downloaded serde v1.0.36
[INFO] [stderr]   Downloaded regex v0.2.10
[INFO] [stderr]   Downloaded regex-syntax v0.5.3
[INFO] [stderr]   Downloaded remove_dir_all v0.5.0
[INFO] [stderr]   Downloaded trust-dns-proto v0.3.2
[INFO] [stderr]   Downloaded actix v0.5.5
[INFO] [stderr]   Downloaded hyper v0.11.24
[INFO] [stderr]   Downloaded h2 v0.1.2
[INFO] [stderr]   Downloaded actix-web v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 99883959e1b85a829d730ec66da7e1cc1ef8dadc152d952ed6c216b32f4ce816
[INFO] running `Command { std: "docker" "start" "-a" "99883959e1b85a829d730ec66da7e1cc1ef8dadc152d952ed6c216b32f4ce816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "99883959e1b85a829d730ec66da7e1cc1ef8dadc152d952ed6c216b32f4ce816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99883959e1b85a829d730ec66da7e1cc1ef8dadc152d952ed6c216b32f4ce816", kill_on_drop: false }`
[INFO] [stdout] 99883959e1b85a829d730ec66da7e1cc1ef8dadc152d952ed6c216b32f4ce816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-17/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0ba5802b64bffb1f35a1775ca2cbc05746abfbd3c6705c43939fd44cf0efc20
[INFO] running `Command { std: "docker" "start" "-a" "a0ba5802b64bffb1f35a1775ca2cbc05746abfbd3c6705c43939fd44cf0efc20", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.40
[INFO] [stderr]    Compiling cfg-if v0.1.2
[INFO] [stderr]    Compiling cc v1.0.9
[INFO] [stderr]    Compiling lazy_static v1.0.0
[INFO] [stderr]    Compiling nodrop v0.1.12
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling byteorder v1.2.1
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling futures v0.1.20
[INFO] [stderr]    Compiling slab v0.4.0
[INFO] [stderr]    Compiling lazycell v0.6.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.7
[INFO] [stderr]    Compiling encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling serde v1.0.36
[INFO] [stderr]    Compiling dtoa v0.4.2
[INFO] [stderr]    Compiling scoped-tls v0.1.1
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling itoa v0.4.1
[INFO] [stderr]    Compiling num-traits v0.2.2
[INFO] [stderr]    Compiling matches v0.1.6
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.5
[INFO] [stderr]    Compiling pulldown-cmark v0.1.2
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling remove_dir_all v0.5.0
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]    Compiling rayon-core v1.4.0
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling glob v0.2.11
[INFO] [stderr]    Compiling safemem v0.2.0
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]    Compiling bytecount v0.2.0
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling smallvec v0.6.0
[INFO] [stderr]    Compiling stable_deref_trait v1.0.0
[INFO] [stderr]    Compiling build_const v0.2.0
[INFO] [stderr]    Compiling quick-error v1.2.1
[INFO] [stderr]    Compiling take v0.1.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling language-tags v0.2.2
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling linked-hash-map v0.4.2
[INFO] [stderr]    Compiling httparse v1.2.4
[INFO] [stderr]    Compiling memoffset v0.1.0
[INFO] [stderr]    Compiling smallvec v0.2.1
[INFO] [stderr]    Compiling untrusted v0.5.1
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]    Compiling ucd-util v0.1.1
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling indexmap v1.0.1
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]    Compiling itoa v0.3.4
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling string v0.1.0
[INFO] [stderr]    Compiling adler32 v1.0.2
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling http-range v0.1.1
[INFO] [stderr]    Compiling json v0.11.13
[INFO] [stderr]    Compiling arrayvec v0.4.7
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v0.2.3
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling encoding_rs v0.7.2
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]    Compiling encoding-index-korean v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-japanese v1.20141219.5
[INFO] [stderr]    Compiling encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling base64 v0.9.0
[INFO] [stderr]    Compiling regex-syntax v0.5.3
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling quote v0.4.2
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.8.0
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling time v0.1.39
[INFO] [stderr]    Compiling hostname v0.1.4
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr]    Compiling lru-cache v0.1.1
[INFO] [stderr] error: could not compile `proc-macro2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name proc_macro2 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro2-0.2.3/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="proc-macro"' -C metadata=64b908ed6cb905bc -C extra-filename=-64b908ed6cb905bc --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern unicode_xid=/opt/rustwide/target/debug/deps/libunicode_xid-17df5e5ca0bb5bda.rmeta --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" "a0ba5802b64bffb1f35a1775ca2cbc05746abfbd3c6705c43939fd44cf0efc20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ba5802b64bffb1f35a1775ca2cbc05746abfbd3c6705c43939fd44cf0efc20", kill_on_drop: false }`
[INFO] [stdout] a0ba5802b64bffb1f35a1775ca2cbc05746abfbd3c6705c43939fd44cf0efc20