[INFO] fetching crate sitegen 0.0.1...
[INFO] checking sitegen-0.0.1 against master#f5f33ec0e0455eefa72fc5567eb1280a4d5ee206 for pr-83312
[INFO] extracting crate sitegen 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate sitegen 0.0.1 on toolchain f5f33ec0e0455eefa72fc5567eb1280a4d5ee206
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sitegen 0.0.1
[INFO] finished tweaking crates.io crate sitegen 0.0.1
[INFO] tweaked toml for crates.io crate sitegen 0.0.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "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" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pest_generator v2.1.3
[INFO] [stderr]   Downloaded pest_meta v2.1.3
[INFO] [stderr]   Downloaded fs_extra v1.2.0
[INFO] [stderr]   Downloaded handlebars v2.0.4
[INFO] [stderr]   Downloaded pest_derive v2.1.0
[INFO] [stderr]   Downloaded sass-rs v0.2.2
[INFO] [stderr]   Downloaded sass-sys v0.4.21
[INFO] [stderr]   Downloaded hashbrown v0.5.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fda803074b46fd464399dc6caa2f09b70df8c5ba7265676ca579e601ff95bb89
[INFO] running `Command { std: "docker" "start" "-a" "fda803074b46fd464399dc6caa2f09b70df8c5ba7265676ca579e601ff95bb89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fda803074b46fd464399dc6caa2f09b70df8c5ba7265676ca579e601ff95bb89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fda803074b46fd464399dc6caa2f09b70df8c5ba7265676ca579e601ff95bb89", kill_on_drop: false }`
[INFO] [stdout] fda803074b46fd464399dc6caa2f09b70df8c5ba7265676ca579e601ff95bb89
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+f5f33ec0e0455eefa72fc5567eb1280a4d5ee206" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6df2571b6d278bdf4778e3c38fd8bbd000b57200c3f8de722ecde3ba2ee7ad1f
[INFO] running `Command { std: "docker" "start" "-a" "6df2571b6d278bdf4778e3c38fd8bbd000b57200c3f8de722ecde3ba2ee7ad1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde v1.0.125
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking ucd-trie v0.1.3
[INFO] [stderr]     Checking object v0.23.0
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]     Checking fs_extra v1.2.0
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking pest v2.1.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling sass-sys v0.4.21
[INFO] [stderr]     Checking chrono v0.4.19
[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-1.0.125/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=03959c50f193abb7 -C extra-filename=-03959c50f193abb7 --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_boxed_path --cfg de_rc_dst --cfg core_duration --cfg integer128 --cfg range_inclusive --cfg num_nonzero --cfg serde_derive --cfg core_try_from --cfg num_nonzero_signed --cfg systemtime_checked_add --cfg std_atomic64 --cfg std_atomic` (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" "6df2571b6d278bdf4778e3c38fd8bbd000b57200c3f8de722ecde3ba2ee7ad1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6df2571b6d278bdf4778e3c38fd8bbd000b57200c3f8de722ecde3ba2ee7ad1f", kill_on_drop: false }`
[INFO] [stdout] 6df2571b6d278bdf4778e3c38fd8bbd000b57200c3f8de722ecde3ba2ee7ad1f