[INFO] cloning repository https://github.com/confuseSUN/confidential-transaction
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/confuseSUN/confidential-transaction" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FconfuseSUN%2Fconfidential-transaction", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FconfuseSUN%2Fconfidential-transaction'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 06f1c736394862db9c0bcde48ba7bbc64efd4f6a
[INFO] checking confuseSUN/confidential-transaction against try#42d1facfffa1a5357d6d62815f7be91f8ad69ed8 for pr-95474
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FconfuseSUN%2Fconfidential-transaction" "/workspace/builds/worker-48/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/confuseSUN/confidential-transaction on toolchain 42d1facfffa1a5357d6d62815f7be91f8ad69ed8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/confuseSUN/confidential-transaction
[INFO] finished tweaking git repo https://github.com/confuseSUN/confidential-transaction
[INFO] tweaked toml for git repo https://github.com/confuseSUN/confidential-transaction written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] crate git repo https://github.com/confuseSUN/confidential-transaction already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "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-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] efc43edb36dd1521ea1af714be815871224ad2dd9052da476bea15e76d5ff2c4
[INFO] running `Command { std: "docker" "start" "-a" "efc43edb36dd1521ea1af714be815871224ad2dd9052da476bea15e76d5ff2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "efc43edb36dd1521ea1af714be815871224ad2dd9052da476bea15e76d5ff2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efc43edb36dd1521ea1af714be815871224ad2dd9052da476bea15e76d5ff2c4", kill_on_drop: false }`
[INFO] [stdout] efc43edb36dd1521ea1af714be815871224ad2dd9052da476bea15e76d5ff2c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+42d1facfffa1a5357d6d62815f7be91f8ad69ed8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21facef432c3d091c420371b1e488d71a89e1217d31cdbc0b6ae2ebc060d8865
[INFO] running `Command { std: "docker" "start" "-a" "21facef432c3d091c420371b1e488d71a89e1217d31cdbc0b6ae2ebc060d8865", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]     Checking rand_core v0.4.2
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling protobuf v2.27.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking wedpr_l_macros v1.0.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpufeatures v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]     Checking fastrand v1.7.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking signature v1.5.0
[INFO] [stderr]     Checking base64ct v1.4.1
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]     Checking ed25519 v1.4.0
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]     Checking rand_jitter v0.1.4
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]     Checking rand_hc v0.1.0
[INFO] [stderr]     Checking rand_isaac v0.1.1
[INFO] [stderr]     Checking rand_xorshift v0.1.1
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[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-1.0.136/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' --cfg 'feature="std"' -C metadata=032f37fc0c4d866a -C extra-filename=-032f37fc0c4d866a --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "21facef432c3d091c420371b1e488d71a89e1217d31cdbc0b6ae2ebc060d8865", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21facef432c3d091c420371b1e488d71a89e1217d31cdbc0b6ae2ebc060d8865", kill_on_drop: false }`
[INFO] [stdout] 21facef432c3d091c420371b1e488d71a89e1217d31cdbc0b6ae2ebc060d8865