[INFO] cloning repository https://github.com/acshi/rust_home
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/acshi/rust_home" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facshi%2Frust_home", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facshi%2Frust_home'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1cc74241517a3bc4cd407903e1257542bbf75185
[INFO] checking acshi/rust_home against 1.55.0 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facshi%2Frust_home" "/workspace/builds/worker-62/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-62/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/acshi/rust_home on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/acshi/rust_home
[INFO] finished tweaking git repo https://github.com/acshi/rust_home
[INFO] tweaked toml for git repo https://github.com/acshi/rust_home written to /workspace/builds/worker-62/source/Cargo.toml
[INFO] crate git repo https://github.com/acshi/rust_home already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 27419c0a394cf03fd5bdd0dbf998a5d3fe90d50694661f5a94418e3c1c39bddb
[INFO] running `Command { std: "docker" "start" "-a" "27419c0a394cf03fd5bdd0dbf998a5d3fe90d50694661f5a94418e3c1c39bddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "27419c0a394cf03fd5bdd0dbf998a5d3fe90d50694661f5a94418e3c1c39bddb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27419c0a394cf03fd5bdd0dbf998a5d3fe90d50694661f5a94418e3c1c39bddb", kill_on_drop: false }`
[INFO] [stdout] 27419c0a394cf03fd5bdd0dbf998a5d3fe90d50694661f5a94418e3c1c39bddb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-62/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 18e307ef0e9cf11e7ceadd2d5cac3551368b3738287bc3c0d62be9f4f9c228ce
[INFO] running `Command { std: "docker" "start" "-a" "18e307ef0e9cf11e7ceadd2d5cac3551368b3738287bc3c0d62be9f4f9c228ce", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling version_check v0.1.3
[INFO] [stderr]     Checking cfg-if v0.1.2
[INFO] [stderr]    Compiling proc-macro2 v0.4.27
[INFO] [stderr]    Compiling syn v0.15.30
[INFO] [stderr]     Checking matches v0.1.6
[INFO] [stderr]    Compiling cc v1.0.35
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling serde v1.0.90
[INFO] [stderr]     Checking unicode-normalization v0.1.5
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling yansi v0.4.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking safemem v0.2.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking httparse v1.2.4
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]    Compiling version_check v0.9.1
[INFO] [stderr]     Checking num-traits v0.2.1
[INFO] [stderr]    Compiling yansi v0.5.0
[INFO] [stderr]    Compiling bitflags v1.0.4
[INFO] [stderr]    Compiling untrusted v0.6.2
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]    Compiling safemem v0.3.0
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]    Compiling indexmap v1.0.2
[INFO] [stderr]    Compiling regex v1.0.3
[INFO] [stderr]    Compiling unicode-xid v0.0.4
[INFO] [stderr]    Compiling state v0.4.1
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking subtle v1.0.0
[INFO] [stderr]     Checking lazycell v1.2.1
[INFO] [stderr]     Checking same-file v1.0.4
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]     Checking serde v0.8.23
[INFO] [stderr]     Checking regex-syntax v0.3.9
[INFO] [stderr]     Checking unicode-xid v0.1.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]     Checking utf8-ranges v1.0.0
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking quick-error v1.2.1
[INFO] [stderr]     Checking opaque-debug v0.2.2
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]     Checking yaml-rust v0.3.5
[INFO] [stderr]     Checking maplit v0.1.6
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling ryu v0.2.7
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking regex-syntax v0.6.6
[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-0.8.23/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C opt-level=3 -C embed-bitcode=no -C debuginfo=2 -C debug-assertions=on --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=131a3f686a749ada -C extra-filename=-131a3f686a749ada --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (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" "18e307ef0e9cf11e7ceadd2d5cac3551368b3738287bc3c0d62be9f4f9c228ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18e307ef0e9cf11e7ceadd2d5cac3551368b3738287bc3c0d62be9f4f9c228ce", kill_on_drop: false }`
[INFO] [stdout] 18e307ef0e9cf11e7ceadd2d5cac3551368b3738287bc3c0d62be9f4f9c228ce
