[INFO] cloning repository https://github.com/y0unghe/grin-miner
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/y0unghe/grin-miner" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fy0unghe%2Fgrin-miner", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fy0unghe%2Fgrin-miner'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c44f432cc37f9cb64dfdc52d704583f709715268
[INFO] checking y0unghe/grin-miner against try#8de4b308b608cded0ebccf658a0fc719bce87d4e for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fy0unghe%2Fgrin-miner" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/y0unghe/grin-miner on toolchain 8de4b308b608cded0ebccf658a0fc719bce87d4e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/y0unghe/grin-miner
[INFO] finished tweaking git repo https://github.com/y0unghe/grin-miner
[INFO] tweaked toml for git repo https://github.com/y0unghe/grin-miner written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/y0unghe/grin-miner already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "fetch" "--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 serde_json v1.0.27
[INFO] [stderr]   Downloaded dirs v1.0.3
[INFO] [stderr]   Downloaded serde_derive v1.0.78
[INFO] [stderr]   Downloaded slog v2.1.1
[INFO] [stderr]   Downloaded cmake v0.1.34
[INFO] [stderr]   Downloaded hashbrown v0.3.0
[INFO] [stderr]   Downloaded git2 v0.6.11
[INFO] [stderr]   Downloaded memchr v2.0.2
[INFO] [stderr]   Downloaded slog-term v2.4.0
[INFO] [stderr]   Downloaded built v0.2.3
[INFO] [stderr]   Downloaded enum-map-derive v0.4.0
[INFO] [stderr]   Downloaded pancurses v0.16.1
[INFO] [stderr]   Downloaded serde v1.0.78
[INFO] [stderr]   Downloaded pdcurses-sys v0.7.1
[INFO] [stderr]   Downloaded libgit2-sys v0.6.19
[INFO] [stderr]   Downloaded hashbrown v0.1.7
[INFO] [stderr]   Downloaded const-cstr v0.2.1
[INFO] [stderr]   Downloaded ocl-core v0.10.0
[INFO] [stderr]   Downloaded qutex v0.2.1
[INFO] [stderr]   Downloaded cl-sys v0.4.1
[INFO] [stderr]   Downloaded libz-sys v1.0.22
[INFO] [stderr]   Downloaded ocl v0.19.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e505827f7b09d53a6b9f25cb964402581ddb7145c51b4817b57b495cc3309bdb
[INFO] running `Command { std: "docker" "start" "-a" "e505827f7b09d53a6b9f25cb964402581ddb7145c51b4817b57b495cc3309bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e505827f7b09d53a6b9f25cb964402581ddb7145c51b4817b57b495cc3309bdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e505827f7b09d53a6b9f25cb964402581ddb7145c51b4817b57b495cc3309bdb", kill_on_drop: false }`
[INFO] [stdout] e505827f7b09d53a6b9f25cb964402581ddb7145c51b4817b57b495cc3309bdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "+8de4b308b608cded0ebccf658a0fc719bce87d4e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a72078ac8aee6bb1a230c0533871ae0fc401dbc1cbe0280503dc17f248da0cb6
[INFO] running `Command { std: "docker" "start" "-a" "a72078ac8aee6bb1a230c0533871ae0fc401dbc1cbe0280503dc17f248da0cb6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.54
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling serde v1.0.78
[INFO] [stderr]    Compiling pkg-config v0.3.14
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking byteorder v1.2.6
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]    Compiling ryu v0.2.6
[INFO] [stderr]     Checking itoa v0.4.3
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]     Checking byteorder v0.5.3
[INFO] [stderr]     Checking slog v2.1.1
[INFO] [stderr]     Checking bitflags v1.0.4
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]    Compiling cl-sys v0.4.1
[INFO] [stderr]     Checking ucd-util v0.1.1
[INFO] [stderr]    Compiling fs_extra v1.1.0
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]     Checking utf8-ranges v1.0.1
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling fnv v1.0.6
[INFO] [stderr]     Checking futures v0.1.25
[INFO] [stderr]     Checking glob v0.2.11
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]    Compiling unicode-normalization v0.1.7
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]     Checking scopeguard v0.3.3
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling bitflags v0.9.1
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking arc-swap v0.3.11
[INFO] [stderr]     Checking array-macro v1.0.2
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]     Checking stable_deref_trait v1.1.1
[INFO] [stderr]     Checking libc v0.1.12
[INFO] [stderr]     Checking hashbrown v0.3.0
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking maplit v1.0.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking unicode-segmentation v1.2.1
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking bufstream v0.1.3
[INFO] [stderr]     Checking term v0.4.6
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking crossbeam-utils v0.6.5
[INFO] [stderr]     Checking regex-syntax v0.5.6
[INFO] [stderr]     Checking enum-map-internals v0.1.2
[INFO] [stderr] error: could not compile `rustc-serialize`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name rustc_serialize /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc-serialize-0.3.24/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=6f34013fb813232d -C extra-filename=-6f34013fb813232d --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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "a72078ac8aee6bb1a230c0533871ae0fc401dbc1cbe0280503dc17f248da0cb6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a72078ac8aee6bb1a230c0533871ae0fc401dbc1cbe0280503dc17f248da0cb6", kill_on_drop: false }`
[INFO] [stdout] a72078ac8aee6bb1a230c0533871ae0fc401dbc1cbe0280503dc17f248da0cb6