[INFO] cloning repository https://github.com/elektronenhirn/oper-delta
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/elektronenhirn/oper-delta" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felektronenhirn%2Foper-delta", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felektronenhirn%2Foper-delta'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c6e00199f4dafa92635747a61a0fcaee0a700ee5
[INFO] checking elektronenhirn/oper-delta against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Felektronenhirn%2Foper-delta" "/workspace/builds/worker-105/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-105/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/elektronenhirn/oper-delta 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/elektronenhirn/oper-delta
[INFO] finished tweaking git repo https://github.com/elektronenhirn/oper-delta
[INFO] tweaked toml for git repo https://github.com/elektronenhirn/oper-delta written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] crate git repo https://github.com/elektronenhirn/oper-delta 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-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 544b0c6bee4cd524444570eee7dac1e2fad142aa78c18caa26da6083bad8079d
[INFO] running `Command { std: "docker" "start" "-a" "544b0c6bee4cd524444570eee7dac1e2fad142aa78c18caa26da6083bad8079d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "544b0c6bee4cd524444570eee7dac1e2fad142aa78c18caa26da6083bad8079d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "544b0c6bee4cd524444570eee7dac1e2fad142aa78c18caa26da6083bad8079d", kill_on_drop: false }`
[INFO] [stdout] 544b0c6bee4cd524444570eee7dac1e2fad142aa78c18caa26da6083bad8079d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 7a00e3a78fdce794decbcc7cb384f58704bc309380ad40867f0eae6430e4bbe3
[INFO] running `Command { std: "docker" "start" "-a" "7a00e3a78fdce794decbcc7cb384f58704bc309380ad40867f0eae6430e4bbe3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.46
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling const_fn v0.4.2
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking object v0.21.1
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling strsim v0.9.3
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking array-macro v1.0.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]     Checking podio v0.1.7
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking number_prefix v0.3.0
[INFO] [stderr]     Checking hashbrown v0.3.1
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking xi-unicode v0.1.0
[INFO] [stderr]     Checking xdg v2.2.0
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling standback v0.2.11
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking encoding_rs v0.7.2
[INFO] [stderr]    Compiling time v0.2.22
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking walkdir v2.0.1
[INFO] [stderr]     Checking owning_ref v0.4.1
[INFO] [stderr] error: could not compile `pkg-config`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name pkg_config /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/pkg-config-0.3.19/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=b952aecd167c3d7e -C extra-filename=-b952aecd167c3d7e --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" "7a00e3a78fdce794decbcc7cb384f58704bc309380ad40867f0eae6430e4bbe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7a00e3a78fdce794decbcc7cb384f58704bc309380ad40867f0eae6430e4bbe3", kill_on_drop: false }`
[INFO] [stdout] 7a00e3a78fdce794decbcc7cb384f58704bc309380ad40867f0eae6430e4bbe3