[INFO] cloning repository https://github.com/michaltakac/rfid-duplicates-checker
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaltakac/rfid-duplicates-checker" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaltakac%2Frfid-duplicates-checker", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaltakac%2Frfid-duplicates-checker'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 126634955565eb4c650a3419482364755f98c600
[INFO] testing michaltakac/rfid-duplicates-checker against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaltakac%2Frfid-duplicates-checker" "/workspace/builds/worker-102/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-102/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaltakac/rfid-duplicates-checker 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/michaltakac/rfid-duplicates-checker
[INFO] finished tweaking git repo https://github.com/michaltakac/rfid-duplicates-checker
[INFO] tweaked toml for git repo https://github.com/michaltakac/rfid-duplicates-checker written to /workspace/builds/worker-102/source/Cargo.toml
[INFO] crate git repo https://github.com/michaltakac/rfid-duplicates-checker 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 tinystr v0.3.4
[INFO] [stderr]   Downloaded associative-cache v1.0.1
[INFO] [stderr]   Downloaded dwrote v0.11.0
[INFO] [stderr]   Downloaded anyhow v1.0.41
[INFO] [stderr]   Downloaded gio v0.9.1
[INFO] [stderr]   Downloaded gdk v0.13.2
[INFO] [stderr]   Downloaded gtk v0.9.2
[INFO] [stderr]   Downloaded unic-ucd-bidi v0.9.0
[INFO] [stderr]   Downloaded piet-web v0.4.0
[INFO] [stderr]   Downloaded glib v0.10.3
[INFO] [stderr]   Downloaded kurbo v0.8.1
[INFO] [stderr]   Downloaded unic-bidi v0.9.0
[INFO] [stderr]   Downloaded piet v0.4.0
[INFO] [stderr]   Downloaded intl_pluralrules v7.0.1
[INFO] [stderr]   Downloaded utf16_lit v2.0.2
[INFO] [stderr]   Downloaded keyboard-types v0.5.0
[INFO] [stderr]   Downloaded unic-langid-impl v0.9.0
[INFO] [stderr]   Downloaded unic-langid v0.9.0
[INFO] [stderr]   Downloaded intl-memoizer v0.5.1
[INFO] [stderr]   Downloaded fluent-bundle v0.15.1
[INFO] [stderr]   Downloaded ouroboros v0.9.5
[INFO] [stderr]   Downloaded type-map v0.4.0
[INFO] [stderr]   Downloaded piet-common v0.4.1
[INFO] [stderr]   Downloaded ouroboros_macro v0.9.5
[INFO] [stderr]   Downloaded fluent-langneg v0.13.0
[INFO] [stderr]   Downloaded fluent-syntax v0.11.0
[INFO] [stderr]   Downloaded pango v0.9.1
[INFO] [stderr]   Downloaded pangocairo-sys v0.11.0
[INFO] [stderr]   Downloaded pangocairo v0.10.0
[INFO] [stderr]   Downloaded piet-cairo v0.4.0
[INFO] [stderr]   Downloaded core-text v19.2.0
[INFO] [stderr]   Downloaded piet-coregraphics v0.4.0
[INFO] [stderr]   Downloaded piet-direct2d v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 2e285619eb9ccfa781ccedfdf27fa9dfb02759c4f6ba4d0e79d3ce06e18737d5
[INFO] running `Command { std: "docker" "start" "-a" "2e285619eb9ccfa781ccedfdf27fa9dfb02759c4f6ba4d0e79d3ce06e18737d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e285619eb9ccfa781ccedfdf27fa9dfb02759c4f6ba4d0e79d3ce06e18737d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e285619eb9ccfa781ccedfdf27fa9dfb02759c4f6ba4d0e79d3ce06e18737d5", kill_on_drop: false }`
[INFO] [stdout] 2e285619eb9ccfa781ccedfdf27fa9dfb02759c4f6ba4d0e79d3ce06e18737d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-102/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] 8135697dc81ca34ada06ab0c0e49286f23d99a5e67027b4a70be9ee52ca2077f
[INFO] running `Command { std: "docker" "start" "-a" "8135697dc81ca34ada06ab0c0e49286f23d99a5e67027b4a70be9ee52ca2077f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling version-compare v0.0.10
[INFO] [stderr]    Compiling strum v0.18.0
[INFO] [stderr]    Compiling version_check v0.9.3
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling futures-sink v0.3.15
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling once_cell v1.8.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling cairo-rs v0.9.1
[INFO] [stderr]    Compiling pango v0.9.1
[INFO] [stderr]    Compiling unic-common v0.9.0
[INFO] [stderr]    Compiling unic-char-range v0.9.0
[INFO] [stderr]    Compiling tinystr v0.3.4
[INFO] [stderr]    Compiling gio v0.9.1
[INFO] [stderr]    Compiling pangocairo v0.10.0
[INFO] [stderr]    Compiling gdk-pixbuf v0.9.0
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]    Compiling atk v0.9.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling gdk v0.13.2
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]    Compiling rustc-hash v1.1.0
[INFO] [stderr]    Compiling xi-unicode v0.3.0
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling tracing-core v0.1.18
[INFO] [stderr]    Compiling sharded-slab v0.1.1
[INFO] [stderr]    Compiling instant v0.1.9
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling unic-char-property v0.9.0
[INFO] [stderr]    Compiling kurbo v0.8.1
[INFO] [stderr]    Compiling unic-langid-impl v0.9.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr] error: could not compile `tracing-core`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tracing_core --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tracing-core-0.1.18/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="default"' --cfg 'feature="lazy_static"' --cfg 'feature="std"' -C metadata=97f878424e4bd851 -C extra-filename=-97f878424e4bd851 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-df981c5871754530.rmeta --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" "8135697dc81ca34ada06ab0c0e49286f23d99a5e67027b4a70be9ee52ca2077f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8135697dc81ca34ada06ab0c0e49286f23d99a5e67027b4a70be9ee52ca2077f", kill_on_drop: false }`
[INFO] [stdout] 8135697dc81ca34ada06ab0c0e49286f23d99a5e67027b4a70be9ee52ca2077f