[INFO] cloning repository https://github.com/faheemuzzaman/rust_web
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/faheemuzzaman/rust_web" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaheemuzzaman%2Frust_web", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaheemuzzaman%2Frust_web'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a677145d7df35db220d3ff96528cde0d6dcf1d26
[INFO] checking faheemuzzaman/rust_web against try#3f7b27fe41ccd116a4c0829bd9a14b65bada4578 for pr-96970
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffaheemuzzaman%2Frust_web" "/workspace/builds/worker-36/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-36/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  24% (625/2548)
Updating files:  25% (637/2548)
Updating files:  25% (657/2548)
Updating files:  25% (658/2548)
Updating files:  26% (663/2548)
Updating files:  26% (675/2548)
Updating files:  26% (679/2548)
Updating files:  27% (688/2548)
Updating files:  28% (714/2548)
Updating files:  28% (715/2548)
Updating files:  29% (739/2548)
Updating files:  30% (765/2548)
Updating files:  30% (782/2548)
Updating files:  30% (785/2548)
Updating files:  31% (790/2548)
Updating files:  31% (794/2548)
Updating files:  31% (809/2548)
Updating files:  31% (814/2548)
Updating files:  32% (816/2548)
Updating files:  32% (827/2548)
Updating files:  33% (841/2548)
Updating files:  33% (842/2548)
Updating files:  33% (844/2548)
Updating files:  33% (845/2548)
Updating files:  34% (867/2548)
Updating files:  35% (892/2548)
Updating files:  35% (914/2548)
Updating files:  36% (918/2548)
Updating files:  37% (943/2548)
Updating files:  38% (969/2548)
Updating files:  38% (976/2548)
Updating files:  39% (994/2548)
Updating files:  39% (1004/2548)
Updating files:  40% (1020/2548)
Updating files:  41% (1045/2548)
Updating files:  42% (1071/2548)
Updating files:  43% (1096/2548)
Updating files:  44% (1122/2548)
Updating files:  45% (1147/2548)
Updating files:  46% (1173/2548)
Updating files:  47% (1198/2548)
Updating files:  48% (1224/2548)
Updating files:  49% (1249/2548)
Updating files:  50% (1274/2548)
Updating files:  51% (1300/2548)
Updating files:  52% (1325/2548)
Updating files:  53% (1351/2548)
Updating files:  54% (1376/2548)
Updating files:  55% (1402/2548)
Updating files:  56% (1427/2548)
Updating files:  57% (1453/2548)
Updating files:  58% (1478/2548)
Updating files:  59% (1504/2548)
Updating files:  60% (1529/2548)
Updating files:  60% (1542/2548)
Updating files:  61% (1555/2548)
Updating files:  62% (1580/2548)
Updating files:  63% (1606/2548)
Updating files:  64% (1631/2548)
Updating files:  65% (1657/2548)
Updating files:  66% (1682/2548)
Updating files:  67% (1708/2548)
Updating files:  68% (1733/2548)
Updating files:  69% (1759/2548)
Updating files:  70% (1784/2548)
Updating files:  71% (1810/2548)
Updating files:  72% (1835/2548)
Updating files:  73% (1861/2548)
Updating files:  74% (1886/2548)
Updating files:  75% (1911/2548)
Updating files:  76% (1937/2548)
Updating files:  77% (1962/2548)
Updating files:  78% (1988/2548)
Updating files:  79% (2013/2548)
Updating files:  80% (2039/2548)
Updating files:  81% (2064/2548)
Updating files:  82% (2090/2548)
Updating files:  83% (2115/2548)
Updating files:  84% (2141/2548)
Updating files:  84% (2144/2548)
Updating files:  85% (2166/2548)
Updating files:  86% (2192/2548)
Updating files:  87% (2217/2548)
Updating files:  88% (2243/2548)
Updating files:  89% (2268/2548)
Updating files:  90% (2294/2548)
Updating files:  91% (2319/2548)
Updating files:  92% (2345/2548)
Updating files:  92% (2369/2548)
Updating files:  93% (2370/2548)
Updating files:  94% (2396/2548)
Updating files:  95% (2421/2548)
Updating files:  96% (2447/2548)
Updating files:  97% (2472/2548)
Updating files:  98% (2498/2548)
Updating files:  99% (2523/2548)
Updating files: 100% (2548/2548)
Updating files: 100% (2548/2548), done.
[INFO] validating manifest of git repo https://github.com/faheemuzzaman/rust_web on toolchain 3f7b27fe41ccd116a4c0829bd9a14b65bada4578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3f7b27fe41ccd116a4c0829bd9a14b65bada4578" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/faheemuzzaman/rust_web
[INFO] finished tweaking git repo https://github.com/faheemuzzaman/rust_web
[INFO] tweaked toml for git repo https://github.com/faheemuzzaman/rust_web written to /workspace/builds/worker-36/source/Cargo.toml
[INFO] crate git repo https://github.com/faheemuzzaman/rust_web already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3f7b27fe41ccd116a4c0829bd9a14b65bada4578" "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-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+3f7b27fe41ccd116a4c0829bd9a14b65bada4578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6cb56b84161fbb988eb4aabeb0ae67aceac6e0aa462e914f697f6f0ff0e18aa7
[INFO] running `Command { std: "docker" "start" "-a" "6cb56b84161fbb988eb4aabeb0ae67aceac6e0aa462e914f697f6f0ff0e18aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6cb56b84161fbb988eb4aabeb0ae67aceac6e0aa462e914f697f6f0ff0e18aa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6cb56b84161fbb988eb4aabeb0ae67aceac6e0aa462e914f697f6f0ff0e18aa7", kill_on_drop: false }`
[INFO] [stdout] 6cb56b84161fbb988eb4aabeb0ae67aceac6e0aa462e914f697f6f0ff0e18aa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-36/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" "+3f7b27fe41ccd116a4c0829bd9a14b65bada4578" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ded25a0809a5a2b8a9945e66a657aad33fd91b5ba79316e6a823b67db9d6244f
[INFO] running `Command { std: "docker" "start" "-a" "ded25a0809a5a2b8a9945e66a657aad33fd91b5ba79316e6a823b67db9d6244f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.55
[INFO] [stderr]    Compiling autocfg v0.1.4
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking futures v0.1.27
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]     Checking either v1.5.2
[INFO] [stderr]     Checking smallvec v0.6.9
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling arrayvec v0.4.10
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling serde v1.0.91
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]     Checking memoffset v0.2.1
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]     Checking unic-char-range v0.7.0
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]     Checking unic-common v0.7.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stderr]     Checking rustc-demangle v0.1.14
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking quick-error v1.2.2
[INFO] [stderr]     Checking deunicode v0.4.3
[INFO] [stderr]     Checking termcolor v1.0.4
[INFO] [stderr]     Checking try-lock v0.2.2
[INFO] [stderr]     Checking indexmap v1.0.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking string v0.1.3
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking humansize v1.1.0
[INFO] [stderr]     Checking owning_ref v0.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.6
[INFO] [stderr]     Checking pest v2.1.1
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking tokio-trace-core v0.1.0
[INFO] [stderr]     Checking unic-char-property v0.7.0
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking unic-ucd-version v0.7.0
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]     Checking slug v0.1.4
[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]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling backtrace v0.3.26
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling error-chain v0.12.1
[INFO] [stderr]     Checking tokio-sync v0.1.5
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[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 want v0.0.6
[INFO] [stderr]     Checking lock_api v0.1.5
[INFO] [stderr]     Checking tokio-executor v0.1.7
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[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-1.0.91/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="std"' -C metadata=b8f91ba821493081 -C extra-filename=-b8f91ba821493081 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid --cfg ops_bound --cfg core_reverse --cfg de_boxed_c_str --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "ded25a0809a5a2b8a9945e66a657aad33fd91b5ba79316e6a823b67db9d6244f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ded25a0809a5a2b8a9945e66a657aad33fd91b5ba79316e6a823b67db9d6244f", kill_on_drop: false }`
[INFO] [stdout] ded25a0809a5a2b8a9945e66a657aad33fd91b5ba79316e6a823b67db9d6244f