[INFO] cloning repository https://github.com/leungrw/substrate_dev_exercise_1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/leungrw/substrate_dev_exercise_1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleungrw%2Fsubstrate_dev_exercise_1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleungrw%2Fsubstrate_dev_exercise_1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3ce06118b02e0a3ee9b108ae7389cae37bd91719
[INFO] checking leungrw/substrate_dev_exercise_1 against try#3bb2879ea9e58d65b875f9a98df44f4a43ce2597 for pr-85387
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fleungrw%2Fsubstrate_dev_exercise_1" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/leungrw/substrate_dev_exercise_1 on toolchain 3bb2879ea9e58d65b875f9a98df44f4a43ce2597
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/leungrw/substrate_dev_exercise_1
[INFO] finished tweaking git repo https://github.com/leungrw/substrate_dev_exercise_1
[INFO] tweaked toml for git repo https://github.com/leungrw/substrate_dev_exercise_1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/leungrw/substrate_dev_exercise_1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4134c5b9bf4d63085ac49191e2ebc936693c7149e645f78995b77d2691387e01
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4134c5b9bf4d63085ac49191e2ebc936693c7149e645f78995b77d2691387e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4134c5b9bf4d63085ac49191e2ebc936693c7149e645f78995b77d2691387e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4134c5b9bf4d63085ac49191e2ebc936693c7149e645f78995b77d2691387e01", kill_on_drop: false }`
[INFO] [stdout] 4134c5b9bf4d63085ac49191e2ebc936693c7149e645f78995b77d2691387e01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+3bb2879ea9e58d65b875f9a98df44f4a43ce2597" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b40d9046527a030856ea281ad8a48201799600d7380236671aaf265683397124
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b40d9046527a030856ea281ad8a48201799600d7380236671aaf265683397124", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.65
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling value-bag v1.0.0-alpha.6
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling typenum v1.13.0
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking futures-core v0.3.13
[INFO] [stderr]     Checking futures-io v0.3.13
[INFO] [stderr]     Checking futures-sink v0.3.13
[INFO] [stderr]     Checking futures-task v0.3.13
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]    Compiling libm v0.2.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking rustc-hex v2.1.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]     Checking parity-wasm v0.41.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking memory_units v0.3.0
[INFO] [stderr]     Checking hash-db v0.15.2
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking base58 v0.1.0
[INFO] [stderr]    Compiling convert_case v0.4.0
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling paste v1.0.5
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling httparse v1.3.5
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.72
[INFO] [stderr]    Compiling signal-hook v0.3.7
[INFO] [stderr]    Compiling bumpalo v3.6.1
[INFO] [stderr]    Compiling wasm-bindgen v0.2.72
[INFO] [stderr]    Compiling target-lexicon v0.11.2
[INFO] [stderr]     Checking nohash-hasher v0.2.0
[INFO] [stderr]     Checking hex_fmt v0.3.0
[INFO] [stderr]     Checking parity-send-wrapper v0.1.0
[INFO] [stderr]     Checking more-asserts v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling data-encoding v2.3.2
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling winapi v0.3.9
[INFO] [stderr]     Checking ip_network v0.3.4
[INFO] [stderr]     Checking lazycell v1.3.0
[INFO] [stderr]     Checking mio-named-pipes v0.1.7
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking pdqselect v0.1.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling names v0.11.0
[INFO] [stderr]     Checking safe-mix v1.0.1
[INFO] [stderr]     Checking quick-error v2.0.0
[INFO] [stderr]    Compiling indexmap v1.6.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling atomic v0.5.0
[INFO] [stderr]    Compiling memoffset v0.6.2
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]     Checking lock_api v0.4.2
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]     Checking tinyvec v1.1.1
[INFO] [stderr]     Checking blake2s_simd v0.5.11
[INFO] [stderr]     Checking blake2b_simd v0.5.11
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking trie-root v0.16.0
[INFO] [stderr]    Compiling semver v0.6.0
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking http v0.2.3
[INFO] [stderr]     Checking futures-channel v0.3.13
[INFO] [stderr]     Checking quicksink v0.1.2
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]     Checking sharded-slab v0.1.1
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking wast v35.0.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]     Checking tokio-sync v0.1.8
[INFO] [stderr]     Checking tokio-service v0.1.0
[INFO] [stderr]     Checking wasmi-validation v0.3.0
[INFO] [stderr]    Compiling anyhow v1.0.40
[INFO] [stderr]     Checking lru v0.6.5
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking async-channel v1.6.1
[INFO] [stderr]     Checking crossbeam-utils v0.8.3
[INFO] [stderr]    Compiling build-helper v0.1.1
[INFO] [stderr]     Checking futures-lite v1.11.3
[INFO] [stderr]     Checking bstr v0.2.15
[INFO] [stderr]    Compiling paste-impl v0.1.18
[INFO] [stderr]    Compiling cpp_demangle v0.3.2
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]     Checking bitvec v0.20.2
[INFO] [stderr]    Compiling snow v0.7.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking hash256-std-hasher v0.15.2
[INFO] [stderr] error: could not compile `http`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name http --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/http-0.2.3/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=b2d508527688fe5c -C extra-filename=-b2d508527688fe5c --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-c231ffc79de07686.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-7162fc9fdc7871c7.rmeta --extern itoa=/opt/rustwide/target/debug/deps/libitoa-68522846ad468e75.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: build failed
[INFO] running `Command { std: "docker" "inspect" "b40d9046527a030856ea281ad8a48201799600d7380236671aaf265683397124", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b40d9046527a030856ea281ad8a48201799600d7380236671aaf265683397124", kill_on_drop: false }`
[INFO] [stdout] b40d9046527a030856ea281ad8a48201799600d7380236671aaf265683397124