[INFO] cloning repository https://github.com/fornwall/advent-of-code-2019-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fornwall/advent-of-code-2019-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffornwall%2Fadvent-of-code-2019-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffornwall%2Fadvent-of-code-2019-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67bb6a48860f20a773f9e913c7e498c921370eeb
[INFO] testing fornwall/advent-of-code-2019-rs against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffornwall%2Fadvent-of-code-2019-rs" "/workspace/builds/worker-71/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-71/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fornwall/advent-of-code-2019-rs on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-71/source/.cargo/config
[INFO] started tweaking git repo https://github.com/fornwall/advent-of-code-2019-rs
[INFO] finished tweaking git repo https://github.com/fornwall/advent-of-code-2019-rs
[INFO] tweaked toml for git repo https://github.com/fornwall/advent-of-code-2019-rs written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 tokio-io-timeout v1.2.0
[INFO] [stderr]   Downloaded half v1.8.2
[INFO] [stderr]   Downloaded honggfuzz v0.5.54
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.66
[INFO] [stderr]   Downloaded pyo3-macros v0.16.4
[INFO] [stderr]   Downloaded link-cplusplus v1.0.6
[INFO] [stderr]   Downloaded scratch v1.0.1
[INFO] [stderr]   Downloaded pyo3-build-config v0.16.4
[INFO] [stderr]   Downloaded pyo3-ffi v0.16.4
[INFO] [stderr]   Downloaded warp v0.3.2
[INFO] [stderr]   Downloaded prettyplease v0.1.9
[INFO] [stderr]   Downloaded cbindgen v0.21.0
[INFO] [stderr]   Downloaded prost-derive v0.10.1
[INFO] [stderr]   Downloaded indoc v1.0.4
[INFO] [stderr]   Downloaded hyper-timeout v0.4.1
[INFO] [stderr]   Downloaded pyo3 v0.16.4
[INFO] [stderr]   Downloaded tonic-reflection v0.4.0
[INFO] [stderr]   Downloaded allocation-counter v0.5.0
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.66
[INFO] [stderr]   Downloaded cxx v1.0.66
[INFO] [stderr]   Downloaded prost-build v0.10.1
[INFO] [stderr]   Downloaded arbitrary v1.1.0
[INFO] [stderr]   Downloaded prost v0.10.1
[INFO] [stderr]   Downloaded prost-types v0.10.1
[INFO] [stderr]   Downloaded tonic-build v0.7.0
[INFO] [stderr]   Downloaded headers v0.3.7
[INFO] [stderr]   Downloaded iai v0.1.1
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.16.4
[INFO] [stderr]   Downloaded unindent v0.1.8
[INFO] [stderr]   Downloaded cxx-build v1.0.66
[INFO] [stderr]   Downloaded tonic v0.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 417b113e9728a739a658da56e313f7efe195d1fa2cbdb708423f89d7ec17bac0
[INFO] running `Command { std: "docker" "start" "-a" "417b113e9728a739a658da56e313f7efe195d1fa2cbdb708423f89d7ec17bac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "417b113e9728a739a658da56e313f7efe195d1fa2cbdb708423f89d7ec17bac0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "417b113e9728a739a658da56e313f7efe195d1fa2cbdb708423f89d7ec17bac0", kill_on_drop: false }`
[INFO] [stdout] 417b113e9728a739a658da56e313f7efe195d1fa2cbdb708423f89d7ec17bac0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 619c115ebe9f73b971d0fc35896393acc87a647b9ad83e8e2ff5c0e3a2dae1e5
[INFO] running `Command { std: "docker" "start" "-a" "619c115ebe9f73b971d0fc35896393acc87a647b9ad83e8e2ff5c0e3a2dae1e5", kill_on_drop: false }`
[INFO] [stderr] warning: output filename collision.
[INFO] [stderr] The lib target `advent_of_code` in package `advent-of-code-cxx v2019.12.412 (/opt/rustwide/workdir/crates/cxxbindings)` has the same output filename as the lib target `advent_of_code` in package `advent-of-code-c v2019.12.441 (/opt/rustwide/workdir/crates/cbindings)`.
[INFO] [stderr] Colliding filename is: /opt/rustwide/target/debug/libadvent_of_code.a
[INFO] [stderr] The targets should have unique names.
[INFO] [stderr] Consider changing their names to be unique or compiling them separately.
[INFO] [stderr] This may become a hard error in the future; see <https://github.com/rust-lang/cargo/issues/6313>.
[INFO] [stderr]    Compiling proc-macro2 v1.0.37
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.91
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.123
[INFO] [stderr]    Compiling log v0.4.16
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling bytes v1.1.0
[INFO] [stderr]    Compiling once_cell v1.10.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling parking_lot_core v0.9.2
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling fastrand v1.7.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling target-lexicon v0.12.3
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling httparse v1.7.0
[INFO] [stderr]    Compiling tower-service v0.3.1
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling fixedbitset v0.4.1
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling advent-of-code v2019.12.441 (/opt/rustwide/workdir/crates/core)
[INFO] [stderr]    Compiling httpdate v1.0.2
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.80
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling async-trait v0.1.53
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling scratch v1.0.1
[INFO] [stderr]    Compiling bumpalo v3.9.1
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling cxxbridge-flags v1.0.66
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling cbindgen v0.21.0
[INFO] [stderr]    Compiling http-range-header v0.3.0
[INFO] [stderr]    Compiling matches v0.1.9
[INFO] [stderr]    Compiling sync_wrapper v0.1.1
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling wasm-bindgen v0.2.80
[INFO] [stderr]    Compiling matchit v0.5.0
[INFO] [stderr]    Compiling honggfuzz v0.5.54
[INFO] [stderr]    Compiling unindent v0.1.8
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling arbitrary v1.1.0
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling jni-sys v0.3.0
[INFO] [stderr]    Compiling advent-of-code-fuzzing-libfuzzer-placeholder v1.0.0 (/opt/rustwide/workdir/crates/fuzzing-libfuzzer)
[INFO] [stderr]    Compiling tracing-core v0.1.26
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]    Compiling http v0.2.6
[INFO] [stderr] error: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.73/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 metadata=2a354fb7ecf87c33 -C extra-filename=-2a354fb7ecf87c33 --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" "619c115ebe9f73b971d0fc35896393acc87a647b9ad83e8e2ff5c0e3a2dae1e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "619c115ebe9f73b971d0fc35896393acc87a647b9ad83e8e2ff5c0e3a2dae1e5", kill_on_drop: false }`
[INFO] [stdout] 619c115ebe9f73b971d0fc35896393acc87a647b9ad83e8e2ff5c0e3a2dae1e5