[INFO] cloning repository https://github.com/AtsukiTak/savi
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AtsukiTak/savi" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Fsavi", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Fsavi'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0146c3e11c4ac37dc0f69b6e6865577b1d60b18e
[INFO] checking AtsukiTak/savi against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAtsukiTak%2Fsavi" "/workspace/builds/worker-114/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-114/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/AtsukiTak/savi on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/AtsukiTak/savi
[INFO] finished tweaking git repo https://github.com/AtsukiTak/savi
[INFO] tweaked toml for git repo https://github.com/AtsukiTak/savi written to /workspace/builds/worker-114/source/Cargo.toml
[INFO] crate git repo https://github.com/AtsukiTak/savi already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d28aca37631a86f73ed013d8b88996590d734572bef1d48a14a103cde185fe8c
[INFO] running `Command { std: "docker" "start" "-a" "d28aca37631a86f73ed013d8b88996590d734572bef1d48a14a103cde185fe8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d28aca37631a86f73ed013d8b88996590d734572bef1d48a14a103cde185fe8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d28aca37631a86f73ed013d8b88996590d734572bef1d48a14a103cde185fe8c", kill_on_drop: false }`
[INFO] [stdout] d28aca37631a86f73ed013d8b88996590d734572bef1d48a14a103cde185fe8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-114/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 38aca10eec264d3137196d81fc590bd45d21f934db4e72327d84ac8464d5ed65
[INFO] running `Command { std: "docker" "start" "-a" "38aca10eec264d3137196d81fc590bd45d21f934db4e72327d84ac8464d5ed65", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling syn v1.0.46
[INFO] [stderr]     Checking futures-core v0.3.6
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking futures-sink v0.3.6
[INFO] [stderr]     Checking once_cell v1.4.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]     Checking futures-io v0.3.6
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]     Checking pin-project-lite v0.2.4
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking hashbrown v0.9.1
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking safemem v0.3.3
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]     Checking httpdate v0.3.2
[INFO] [stderr]    Compiling anyhow v1.0.33
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking base64 v0.12.3
[INFO] [stderr]    Compiling tokio v1.1.0
[INFO] [stderr]     Checking http v0.2.1
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking tracing-core v0.1.17
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking buf_redux v0.8.4
[INFO] [stderr]     Checking futures-channel v0.3.6
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking futures-task v0.3.6
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking input_buffer v0.4.0
[INFO] [stderr]     Checking tracing v0.1.21
[INFO] [stderr]     Checking http-body v0.4.0
[INFO] [stderr]     Checking headers-core v0.2.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking mio v0.7.7
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking socket2 v0.3.19
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking rand_core v0.6.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]    Compiling futures-macro v0.3.6
[INFO] [stderr]    Compiling tokio-macros v1.0.0
[INFO] [stderr]    Compiling async-stream-impl v0.3.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling pin-project-internal v1.0.4
[INFO] [stderr] error: could not compile `serde_derive`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name serde_derive /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/serde_derive-1.0.117/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=3fb72edd6ee4c31f -C extra-filename=-3fb72edd6ee4c31f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro2=/opt/rustwide/target/debug/deps/libproc_macro2-9b4df95ecb31aae2.rlib --extern quote=/opt/rustwide/target/debug/deps/libquote-607d93f1732fa0e8.rlib --extern syn=/opt/rustwide/target/debug/deps/libsyn-7ad8ed0b6a200074.rlib --extern proc_macro --cap-lints allow --cap-lints=forbid --cfg underscore_consts` (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" "38aca10eec264d3137196d81fc590bd45d21f934db4e72327d84ac8464d5ed65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38aca10eec264d3137196d81fc590bd45d21f934db4e72327d84ac8464d5ed65", kill_on_drop: false }`
[INFO] [stdout] 38aca10eec264d3137196d81fc590bd45d21f934db4e72327d84ac8464d5ed65