[INFO] fetching crate webchain-cli 0.22.1...
[INFO] checking webchain-cli-0.22.1 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate webchain-cli 0.22.1 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate webchain-cli 0.22.1 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate webchain-cli 0.22.1
[INFO] finished tweaking crates.io crate webchain-cli 0.22.1
[INFO] tweaked toml for crates.io crate webchain-cli 0.22.1 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "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 text_io v0.1.8
[INFO] [stderr]   Downloaded rprompt v1.0.5
[INFO] [stderr]   Downloaded jsonrpc-core v7.1.1
[INFO] [stderr]   Downloaded rpassword v1.0.2
[INFO] [stderr]   Downloaded webchain-rs v0.22.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29b40ed6b18954b7c479496e17f7e293212346d2b3b8a4afabf01082a79a06b8
[INFO] running `Command { std: "docker" "start" "-a" "29b40ed6b18954b7c479496e17f7e293212346d2b3b8a4afabf01082a79a06b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29b40ed6b18954b7c479496e17f7e293212346d2b3b8a4afabf01082a79a06b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b40ed6b18954b7c479496e17f7e293212346d2b3b8a4afabf01082a79a06b8", kill_on_drop: false }`
[INFO] [stdout] 29b40ed6b18954b7c479496e17f7e293212346d2b3b8a4afabf01082a79a06b8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ea4e695410d655253da9e5a4babcacc549eca4dca274a09710b5bd16875eb0a
[INFO] running `Command { std: "docker" "start" "-a" "3ea4e695410d655253da9e5a4babcacc549eca4dca274a09710b5bd16875eb0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking itoa v0.4.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling bitflags v0.8.2
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]     Checking encoding_index_tests v0.1.4
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling ucd-util v0.1.8
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling yaml-rust v0.3.5
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]     Checking constant_time_eq v0.1.5
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling make-cmd v0.1.0
[INFO] [stderr]     Checking bitflags v0.9.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking slab v0.3.0
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking take v0.1.0
[INFO] [stderr]     Checking try-lock v0.1.0
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]     Checking odds v0.2.26
[INFO] [stderr]     Checking traitobject v0.0.1
[INFO] [stderr]     Checking opaque-debug v0.1.1
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking bech32 v0.3.2
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking adler32 v1.2.0
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking rprompt v1.0.5
[INFO] [stderr]     Checking hex v0.2.0
[INFO] [stderr]     Checking text_io v0.1.8
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking relay v0.1.1
[INFO] [stderr]    Compiling clang-sys v0.21.2
[INFO] [stderr]     Checking base64 v0.9.3
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking encoding-index-singlebyte v1.20141219.5
[INFO] [stderr]     Checking encoding-index-korean v1.20141219.5
[INFO] [stderr]     Checking encoding-index-tradchinese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-japanese v1.20141219.5
[INFO] [stderr]     Checking encoding-index-simpchinese v1.20141219.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]     Checking block-buffer v0.3.3
[INFO] [stderr]     Checking libc v0.2.97
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking crc32fast v1.2.1
[INFO] [stderr]     Checking crunchy v0.2.2
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]     Checking bitcoin-bech32 v0.5.1
[INFO] [stderr]    Compiling jobserver v0.1.22
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking arrayvec v0.3.25
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]     Checking tiny-keccak v1.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex v0.2.4
[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]     Checking libflate v0.1.27
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling nom v3.2.1
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking want v0.2.0
[INFO] [stderr]     Checking want v0.0.4
[INFO] [stderr]     Checking encoding v0.2.33
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking net2 v0.2.37
[INFO] [stderr]     Checking parking_lot_core v0.6.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking rpassword v1.0.2
[INFO] [stderr]     Checking aho-corasick v0.6.10
[INFO] [stderr]     Checking object v0.25.3
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking mime v0.2.6
[INFO] [stderr]     Checking hpack v0.2.0
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling syntex_pos v0.58.1
[INFO] [stderr]     Checking bytes v0.4.12
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking mio v0.6.23
[INFO] [stderr]     Checking parking_lot v0.9.0
[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 --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=efb9cfa92b7c8c8d -C extra-filename=-efb9cfa92b7c8c8d --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" "3ea4e695410d655253da9e5a4babcacc549eca4dca274a09710b5bd16875eb0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ea4e695410d655253da9e5a4babcacc549eca4dca274a09710b5bd16875eb0a", kill_on_drop: false }`
[INFO] [stdout] 3ea4e695410d655253da9e5a4babcacc549eca4dca274a09710b5bd16875eb0a