[INFO] cloning repository https://github.com/raphaelrobert/maelstrom
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raphaelrobert/maelstrom" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraphaelrobert%2Fmaelstrom", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraphaelrobert%2Fmaelstrom'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d9a6aa15f354a6a44110a6138f2f7c20fc2e875c
[INFO] testing raphaelrobert/maelstrom against 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraphaelrobert%2Fmaelstrom" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raphaelrobert/maelstrom on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/raphaelrobert/maelstrom
[INFO] finished tweaking git repo https://github.com/raphaelrobert/maelstrom
[INFO] tweaked toml for git repo https://github.com/raphaelrobert/maelstrom written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/franziskuskiefer/hpke-rs`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6ee2db3c8a0845c44e48cd1aa1e7c68df86f26fb60790d4c4f2609d0d69f61e
[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" "d6ee2db3c8a0845c44e48cd1aa1e7c68df86f26fb60790d4c4f2609d0d69f61e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6ee2db3c8a0845c44e48cd1aa1e7c68df86f26fb60790d4c4f2609d0d69f61e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6ee2db3c8a0845c44e48cd1aa1e7c68df86f26fb60790d4c4f2609d0d69f61e", kill_on_drop: false }`
[INFO] [stdout] d6ee2db3c8a0845c44e48cd1aa1e7c68df86f26fb60790d4c4f2609d0d69f61e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b1a2107f764e0b0bfddd87acd0e238da5efac61a18f03b9c353fd7e617e48e4
[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" "1b1a2107f764e0b0bfddd87acd0e238da5efac61a18f03b9c353fd7e617e48e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling glob v0.3.0
[INFO] [stderr]    Compiling cc v1.0.61
[INFO] [stderr]    Compiling bindgen v0.54.0
[INFO] [stderr]    Compiling lazycell v1.3.0
[INFO] [stderr]    Compiling shlex v0.1.1
[INFO] [stderr]    Compiling subtle v2.3.0
[INFO] [stderr]    Compiling peeking_take_while v0.1.2
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling rayon v1.4.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling aho-corasick v0.7.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling clang-sys v0.29.3
[INFO] [stderr]    Compiling block-cipher v0.7.1
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling aes-soft v0.4.0
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling polyval v0.4.1
[INFO] [stderr]    Compiling rayon-core v1.8.1
[INFO] [stderr]    Compiling regex v1.4.1
[INFO] [stderr]    Compiling ghash v0.3.0
[INFO] [stderr]    Compiling aes v0.4.0
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling aes-gcm v0.6.0
[INFO] [stderr]    Compiling uuid v0.8.1
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling evercrypt-sys v0.0.1
[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-1.0.117/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 --cfg 'feature="default"' --cfg 'feature="derive"' --cfg 'feature="serde_derive"' --cfg 'feature="std"' -C metadata=36324fe101d71220 -C extra-filename=-36324fe101d71220 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern serde_derive=/opt/rustwide/target/debug/deps/libserde_derive-5f078a3096470b53.so --cap-lints allow --cap-lints=warn --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 core_try_from --cfg num_nonzero_signed --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" "1b1a2107f764e0b0bfddd87acd0e238da5efac61a18f03b9c353fd7e617e48e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b1a2107f764e0b0bfddd87acd0e238da5efac61a18f03b9c353fd7e617e48e4", kill_on_drop: false }`
[INFO] [stdout] 1b1a2107f764e0b0bfddd87acd0e238da5efac61a18f03b9c353fd7e617e48e4
