[INFO] cloning repository https://github.com/benkenawell/basecamp-question-counter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/benkenawell/basecamp-question-counter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenkenawell%2Fbasecamp-question-counter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenkenawell%2Fbasecamp-question-counter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 296ae52820272fe957fcee9c73edd16027a1a326
[INFO] testing benkenawell/basecamp-question-counter against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbenkenawell%2Fbasecamp-question-counter" "/workspace/builds/worker-56/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-56/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/benkenawell/basecamp-question-counter on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/benkenawell/basecamp-question-counter
[INFO] finished tweaking git repo https://github.com/benkenawell/basecamp-question-counter
[INFO] tweaked toml for git repo https://github.com/benkenawell/basecamp-question-counter written to /workspace/builds/worker-56/source/Cargo.toml
[INFO] crate git repo https://github.com/benkenawell/basecamp-question-counter already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded indexmap v1.5.2
[INFO] [stderr]   Downloaded oauth2 v3.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f2a091badc9b77cf6ab138c102491226d5b542e4abdf64cad00d2968c6bcd5e4
[INFO] running `Command { std: "docker" "start" "-a" "f2a091badc9b77cf6ab138c102491226d5b542e4abdf64cad00d2968c6bcd5e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f2a091badc9b77cf6ab138c102491226d5b542e4abdf64cad00d2968c6bcd5e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2a091badc9b77cf6ab138c102491226d5b542e4abdf64cad00d2968c6bcd5e4", kill_on_drop: false }`
[INFO] [stdout] f2a091badc9b77cf6ab138c102491226d5b542e4abdf64cad00d2968c6bcd5e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-56/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42b5dc2ee2f1e76e8495c8ec376b414ce7c116deadb1828842221a8d9c00fbb0
[INFO] running `Command { std: "docker" "start" "-a" "42b5dc2ee2f1e76e8495c8ec376b414ce7c116deadb1828842221a8d9c00fbb0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling futures v0.1.29
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling cc v1.0.59
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.115
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling serde v1.0.115
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling futures-core v0.3.5
[INFO] [stderr]    Compiling httparse v1.3.4
[INFO] [stderr]    Compiling pin-project-internal v0.4.23
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling pin-project-lite v0.1.7
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling serde_json v1.0.57
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling percent-encoding v1.0.1
[INFO] [stderr]    Compiling gimli v0.22.0
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling regex-syntax v0.6.18
[INFO] [stderr]    Compiling futures-io v0.3.5
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling dtoa v0.4.6
[INFO] [stderr]    Compiling encoding_rs v0.8.24
[INFO] [stderr]    Compiling futures-sink v0.3.5
[INFO] [stderr]    Compiling object v0.20.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling base64 v0.12.3
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling tracing-core v0.1.15
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr] error: could not compile `gimli`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name gimli --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/gimli-0.22.0/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="read"' -C metadata=f4508afe80df7795 -C extra-filename=-f4508afe80df7795 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --cap-lints allow --cap-lints=warn` (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" "42b5dc2ee2f1e76e8495c8ec376b414ce7c116deadb1828842221a8d9c00fbb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42b5dc2ee2f1e76e8495c8ec376b414ce7c116deadb1828842221a8d9c00fbb0", kill_on_drop: false }`
[INFO] [stdout] 42b5dc2ee2f1e76e8495c8ec376b414ce7c116deadb1828842221a8d9c00fbb0