[INFO] cloning repository https://github.com/sverch/aws-signature-proxy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sverch/aws-signature-proxy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsverch%2Faws-signature-proxy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsverch%2Faws-signature-proxy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d10ebd161923880fc4571d6b191cb867165bacd4
[INFO] checking sverch/aws-signature-proxy against try#42d1facfffa1a5357d6d62815f7be91f8ad69ed8 for pr-95474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsverch%2Faws-signature-proxy" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sverch/aws-signature-proxy on toolchain 42d1facfffa1a5357d6d62815f7be91f8ad69ed8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sverch/aws-signature-proxy
[INFO] finished tweaking git repo https://github.com/sverch/aws-signature-proxy
[INFO] tweaked toml for git repo https://github.com/sverch/aws-signature-proxy written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/sverch/aws-signature-proxy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b2c5e4bf973e88c615b8e3d9901c9e7ebbdfcdcd5f1d3e7eb56f7435a36e411
[INFO] running `Command { std: "docker" "start" "-a" "4b2c5e4bf973e88c615b8e3d9901c9e7ebbdfcdcd5f1d3e7eb56f7435a36e411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b2c5e4bf973e88c615b8e3d9901c9e7ebbdfcdcd5f1d3e7eb56f7435a36e411", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b2c5e4bf973e88c615b8e3d9901c9e7ebbdfcdcd5f1d3e7eb56f7435a36e411", kill_on_drop: false }`
[INFO] [stdout] 4b2c5e4bf973e88c615b8e3d9901c9e7ebbdfcdcd5f1d3e7eb56f7435a36e411
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7dc973cedfd9ea30111257a9487fcf24e8dfc46458867b850490ac91665850a2
[INFO] running `Command { std: "docker" "start" "-a" "7dc973cedfd9ea30111257a9487fcf24e8dfc46458867b850490ac91665850a2", 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 v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]     Checking smallvec v0.6.10
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.5
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling bitflags v1.2.0
[INFO] [stderr]     Checking indexmap v1.2.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking arc-swap v0.4.3
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking safemem v0.3.2
[INFO] [stderr]    Compiling ryu v1.0.1
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking regex-syntax v0.6.12
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling openssl v0.10.25
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking linked-hash-map v0.5.2
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking shlex v0.1.1
[INFO] [stderr]     Checking hmac-sha256 v0.1.1
[INFO] [stderr]     Checking hex v0.3.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking querystring v1.1.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking lock_api v0.3.1
[INFO] [stderr]     Checking tokio-sync v0.1.7
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking lru-cache v0.1.2
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[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]    Compiling rust-crypto v0.2.36
[INFO] [stderr]    Compiling ring v0.13.5
[INFO] [stderr]    Compiling openssl-sys v0.9.51
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr] error: could not compile `rustc-serialize`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rustc_serialize /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.24/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=6f34013fb813232d -C extra-filename=-6f34013fb813232d --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: 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" "7dc973cedfd9ea30111257a9487fcf24e8dfc46458867b850490ac91665850a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dc973cedfd9ea30111257a9487fcf24e8dfc46458867b850490ac91665850a2", kill_on_drop: false }`
[INFO] [stdout] 7dc973cedfd9ea30111257a9487fcf24e8dfc46458867b850490ac91665850a2