[INFO] cloning repository https://github.com/scepticulous/plus9k.rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/scepticulous/plus9k.rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscepticulous%2Fplus9k.rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscepticulous%2Fplus9k.rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 57dde064a825407315bb377844191e4502f76d4c
[INFO] checking scepticulous/plus9k.rs against master#4c60a0ea5b2385d7400df9db1ad04e96f2a4c154 for 92191_revert
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fscepticulous%2Fplus9k.rs" "/workspace/builds/worker-89/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-89/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/scepticulous/plus9k.rs on toolchain 4c60a0ea5b2385d7400df9db1ad04e96f2a4c154
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/scepticulous/plus9k.rs
[INFO] finished tweaking git repo https://github.com/scepticulous/plus9k.rs
[INFO] tweaked toml for git repo https://github.com/scepticulous/plus9k.rs written to /workspace/builds/worker-89/source/Cargo.toml
[INFO] crate git repo https://github.com/scepticulous/plus9k.rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "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-threadpool v0.1.15
[INFO] [stderr]   Downloaded security-framework-sys v0.3.1
[INFO] [stderr]   Downloaded native-tls v0.2.3
[INFO] [stderr]   Downloaded hyper v0.12.33
[INFO] [stderr]   Downloaded schannel v0.1.15
[INFO] [stderr]   Downloaded arrayvec v0.4.11
[INFO] [stderr]   Downloaded reqwest v0.9.20
[INFO] [stderr]   Downloaded mime_guess v2.0.1
[INFO] [stderr]   Downloaded memoffset v0.5.1
[INFO] [stderr]   Downloaded security-framework v0.3.1
[INFO] [stderr]   Downloaded openssl v0.10.24
[INFO] [stderr]   Downloaded error-chain v0.12.1
[INFO] [stderr]   Downloaded publicsuffix v1.5.2
[INFO] [stderr]   Downloaded crossbeam-epoch v0.7.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.1
[INFO] [stderr]   Downloaded backtrace v0.3.35
[INFO] [stderr]   Downloaded serde_derive v1.0.99
[INFO] [stderr]   Downloaded serde v1.0.99
[INFO] [stderr]   Downloaded flate2 v1.0.11
[INFO] [stderr]   Downloaded syn v1.0.3
[INFO] [stderr]   Downloaded pkg-config v0.3.15
[INFO] [stderr]   Downloaded wasi v0.5.0
[INFO] [stderr]   Downloaded openssl-sys v0.9.49
[INFO] [stderr]   Downloaded getrandom v0.1.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 59b87f3f974295bc5b275b23072c4016358ce1d4247fba909454a89874ba8cc7
[INFO] running `Command { std: "docker" "start" "-a" "59b87f3f974295bc5b275b23072c4016358ce1d4247fba909454a89874ba8cc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59b87f3f974295bc5b275b23072c4016358ce1d4247fba909454a89874ba8cc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59b87f3f974295bc5b275b23072c4016358ce1d4247fba909454a89874ba8cc7", kill_on_drop: false }`
[INFO] [stdout] 59b87f3f974295bc5b275b23072c4016358ce1d4247fba909454a89874ba8cc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-89/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+4c60a0ea5b2385d7400df9db1ad04e96f2a4c154" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96c5776e781d6d2e3ba660a279bae6cb67ee5ebc2305e3bfcde9ec6032f6eacd
[INFO] running `Command { std: "docker" "start" "-a" "96c5776e781d6d2e3ba660a279bae6cb67ee5ebc2305e3bfcde9ec6032f6eacd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling arrayvec v0.4.11
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]    Compiling encoding_rs v0.8.17
[INFO] [stderr]     Checking adler32 v1.0.3
[INFO] [stderr]     Checking dtoa v0.4.4
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking miniz_oxide v0.3.2
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking try_from v0.3.2
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr] error: could not compile `encoding_rs`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name encoding_rs /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/encoding_rs-0.8.17/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=4400f3fcea386a64 -C extra-filename=-4400f3fcea386a64 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-77d4f110d33c118c.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: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.40/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=e210b6184b28c9be -C extra-filename=-e210b6184b28c9be --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] error: could not compile `futures`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name futures /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.28/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="use_std"' --cfg 'feature="with-deprecated"' -C metadata=7ee693bdfed95219 -C extra-filename=-7ee693bdfed95219 --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] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.12/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' -C metadata=16d8be9382be4868 -C extra-filename=-16d8be9382be4868 --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] running `Command { std: "docker" "inspect" "96c5776e781d6d2e3ba660a279bae6cb67ee5ebc2305e3bfcde9ec6032f6eacd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c5776e781d6d2e3ba660a279bae6cb67ee5ebc2305e3bfcde9ec6032f6eacd", kill_on_drop: false }`
[INFO] [stdout] 96c5776e781d6d2e3ba660a279bae6cb67ee5ebc2305e3bfcde9ec6032f6eacd