[INFO] cloning repository https://github.com/the-lobster/liter2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/the-lobster/liter2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-lobster%2Fliter2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-lobster%2Fliter2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 60c732d2abde946ec49c7822da7ad2818e995942
[INFO] checking the-lobster/liter2 against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-lobster%2Fliter2" "/workspace/builds/worker-31/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-31/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/the-lobster/liter2 on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/the-lobster/liter2
[INFO] finished tweaking git repo https://github.com/the-lobster/liter2
[INFO] tweaked toml for git repo https://github.com/the-lobster/liter2 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] crate git repo https://github.com/the-lobster/liter2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "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 mac v0.1.1
[INFO] [stderr]   Downloaded unreachable v0.1.1
[INFO] [stderr]   Downloaded debug_unreachable v0.1.1
[INFO] [stderr]   Downloaded syn v0.11.11
[INFO] [stderr]   Downloaded string_cache v0.2.29
[INFO] [stderr]   Downloaded siphasher v0.2.2
[INFO] [stderr]   Downloaded quickersort v2.2.0
[INFO] [stderr]   Downloaded url v1.6.0
[INFO] [stderr]   Downloaded tokio-io v0.1.5
[INFO] [stderr]   Downloaded vcpkg v0.2.2
[INFO] [stderr]   Downloaded bytes v0.4.6
[INFO] [stderr]   Downloaded tokio-core v0.1.12
[INFO] [stderr]   Downloaded smallvec v0.2.1
[INFO] [stderr]   Downloaded remove_dir_all v0.3.0
[INFO] [stderr]   Downloaded futf v0.1.3
[INFO] [stderr]   Downloaded httparse v1.2.4
[INFO] [stderr]   Downloaded libflate v0.1.14
[INFO] [stderr]   Downloaded serde v1.0.27
[INFO] [stderr]   Downloaded failure_derive v0.1.1
[INFO] [stderr]   Downloaded html5ever v0.5.4
[INFO] [stderr]   Downloaded rustc-demangle v0.1.5
[INFO] [stderr]   Downloaded podio v0.1.6
[INFO] [stderr]   Downloaded flate2 v1.0.1
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[INFO] [stderr]   Downloaded net2 v0.2.31
[INFO] [stderr]   Downloaded backtrace v0.3.5
[INFO] [stderr]   Downloaded synstructure v0.6.1
[INFO] [stderr]   Downloaded tokio-service v0.1.0
[INFO] [stderr]   Downloaded cfg-if v0.1.2
[INFO] [stderr]   Downloaded mustache v0.8.2
[INFO] [stderr]   Downloaded crc v1.7.0
[INFO] [stderr]   Downloaded error-chain v0.10.0
[INFO] [stderr]   Downloaded take v0.1.0
[INFO] [stderr]   Downloaded byteorder v1.2.1
[INFO] [stderr]   Downloaded tokio-proto v0.1.1
[INFO] [stderr]   Downloaded chrono v0.2.25
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[INFO] [stderr]   Downloaded serde_urlencoded v0.5.1
[INFO] [stderr]   Downloaded libc v0.2.36
[INFO] [stderr]   Downloaded cc v1.0.4
[INFO] [stderr]   Downloaded miniz_oxide v0.1.2
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[INFO] [stderr]   Downloaded tendril v0.2.4
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[INFO] [stderr]   Downloaded num-traits v0.2.0
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[INFO] [stderr]   Downloaded clap v2.30.0
[INFO] [stderr]   Downloaded futures v0.1.18
[INFO] [stderr]   Downloaded ansi_term v0.10.2
[INFO] [stderr]   Downloaded unicase v1.4.2
[INFO] [stderr]   Downloaded unicode-width v0.1.4
[INFO] [stderr]   Downloaded unicode-normalization v0.1.5
[INFO] [stderr]   Downloaded uuid v0.5.1
[INFO] [stderr]   Downloaded zip v0.2.8
[INFO] [stderr]   Downloaded structopt v0.1.7
[INFO] [stderr]   Downloaded serde_json v1.0.9
[INFO] [stderr]   Downloaded mio v0.6.13
[INFO] [stderr]   Downloaded utf-8 v0.6.0
[INFO] [stderr]   Downloaded hyper v0.11.18
[INFO] [stderr]   Downloaded vec_map v0.8.0
[INFO] [stderr]   Downloaded adler32 v1.0.2
[INFO] [stderr]   Downloaded reqwest v0.8.4
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[INFO] [stderr]   Downloaded schannel v0.1.10
[INFO] [stderr]   Downloaded tempdir v0.3.6
[INFO] [stderr]   Downloaded version_check v0.1.3
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[INFO] [stderr]   Downloaded hyper-tls v0.1.2
[INFO] [stderr]   Downloaded mime_guess v2.0.0-alpha.3
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[INFO] [stderr]   Downloaded log v0.4.1
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[INFO] [stderr]   Downloaded failure v0.1.1
[INFO] [stderr]   Downloaded quote v0.3.15
[INFO] [stderr]   Downloaded synom v0.11.3
[INFO] [stderr]   Downloaded unicode-xid v0.0.4
[INFO] [stderr]   Downloaded openssl-sys v0.9.25
[INFO] [stderr]   Downloaded unicase v2.1.0
[INFO] [stderr]   Downloaded ego-tree v0.1.1
[INFO] [stderr]   Downloaded matches v0.1.6
[INFO] [stderr]   Downloaded scraper v0.4.0
[INFO] [stderr]   Downloaded atty v0.2.6
[INFO] [stderr]   Downloaded textwrap v0.9.0
[INFO] [stderr]   Downloaded structopt-derive v0.1.6
[INFO] [stderr]   Downloaded epub-builder v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c530cef06703b41c13f5dab7c42366dbe40b372b2230bf9905a5d931c3cdd15
[INFO] running `Command { std: "docker" "start" "-a" "8c530cef06703b41c13f5dab7c42366dbe40b372b2230bf9905a5d931c3cdd15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c530cef06703b41c13f5dab7c42366dbe40b372b2230bf9905a5d931c3cdd15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c530cef06703b41c13f5dab7c42366dbe40b372b2230bf9905a5d931c3cdd15", kill_on_drop: false }`
[INFO] [stdout] 8c530cef06703b41c13f5dab7c42366dbe40b372b2230bf9905a5d931c3cdd15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0b50fe61795eaf6fe748b35163206a46c3f70167fa19867523a5d160628d9052
[INFO] running `Command { std: "docker" "start" "-a" "0b50fe61795eaf6fe748b35163206a46c3f70167fa19867523a5d160628d9052", 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]    Compiling cc v1.0.4
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling siphasher v0.2.2
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]     Checking num-traits v0.2.0
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]     Checking byteorder v1.2.1
[INFO] [stderr]     Checking futures v0.1.18
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling build_const v0.2.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking adler32 v1.0.2
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking slab v0.4.0
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking scoped-tls v0.1.0
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking rustc-demangle v0.1.5
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking unicode-width v0.1.4
[INFO] [stderr]     Checking dtoa v0.4.2
[INFO] [stderr]     Checking itoa v0.3.4
[INFO] [stderr]     Checking serde v1.0.27
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking strsim v0.7.0
[INFO] [stderr]     Checking vec_map v0.8.0
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking bitflags v1.0.1
[INFO] [stderr]     Checking ansi_term v0.10.2
[INFO] [stderr]     Checking smallvec v0.1.8
[INFO] [stderr]     Checking ego-tree v0.1.1
[INFO] [stderr]     Checking time v0.1.39
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking atty v0.2.6
[INFO] [stderr]     Checking termion v1.5.1
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking unreachable v0.1.1
[INFO] [stderr]     Checking log v0.4.1
[INFO] [stderr]     Checking net2 v0.2.31
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking utf-8 v0.6.0
[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-1.0.27/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=47fc73aea033f4c2 -C extra-filename=-47fc73aea033f4c2 --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" "0b50fe61795eaf6fe748b35163206a46c3f70167fa19867523a5d160628d9052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b50fe61795eaf6fe748b35163206a46c3f70167fa19867523a5d160628d9052", kill_on_drop: false }`
[INFO] [stdout] 0b50fe61795eaf6fe748b35163206a46c3f70167fa19867523a5d160628d9052