[INFO] cloning repository https://github.com/ls-2018/rust-helloworld
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ls-2018/rust-helloworld" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fls-2018%2Frust-helloworld", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fls-2018%2Frust-helloworld'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5b9794c407360d9407da9eb0b7989ce4b36e37c
[INFO] building ls-2018/rust-helloworld against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fls-2018%2Frust-helloworld" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ls-2018/rust-helloworld
[INFO] finished tweaking git repo https://github.com/ls-2018/rust-helloworld
[INFO] tweaked toml for git repo https://github.com/ls-2018/rust-helloworld written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ls-2018/rust-helloworld on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ls-2018/rust-helloworld already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 116e7e3589470d125dafc26e1b5d4f9d18ab62fc7201d39e02ebd120bec7684e
[INFO] running `Command { std: "docker" "start" "-a" "116e7e3589470d125dafc26e1b5d4f9d18ab62fc7201d39e02ebd120bec7684e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "116e7e3589470d125dafc26e1b5d4f9d18ab62fc7201d39e02ebd120bec7684e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "116e7e3589470d125dafc26e1b5d4f9d18ab62fc7201d39e02ebd120bec7684e", kill_on_drop: false }`
[INFO] [stdout] 116e7e3589470d125dafc26e1b5d4f9d18ab62fc7201d39e02ebd120bec7684e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43a8a4dc2031e8a4e306ed26643fbbc930a64f6d3762541543b3136d8f6cabc0
[INFO] running `Command { std: "docker" "start" "-a" "43a8a4dc2031e8a4e306ed26643fbbc930a64f6d3762541543b3136d8f6cabc0", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling value-bag v1.9.0
[INFO] [stderr]    Compiling bytes v1.7.2
[INFO] [stderr]    Compiling crossbeam-utils v0.8.20
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling hashbrown v0.15.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling fastrand v2.1.1
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]    Compiling linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling unicode-normalization v0.1.24
[INFO] [stderr]    Compiling unicode-bidi v0.3.17
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling http v1.1.0
[INFO] [stderr]    Compiling futures-lite v2.3.0
[INFO] [stderr]    Compiling http v0.2.12
[INFO] [stderr]    Compiling bytestring v1.3.1
[INFO] [stderr]    Compiling regex-automata v0.4.8
[INFO] [stderr]    Compiling tracing v0.1.40
[INFO] [stderr] error: could not compile `tracing-core` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6/bin/rustc --crate-name tracing_core --edition=2018 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tracing-core-0.1.32/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 debuginfo=2 --cfg 'feature="once_cell"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("default", "once_cell", "std", "valuable"))' -C metadata=18ad6b870a5df6c2 -C extra-filename=-1a977c0faab82eff --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-debe7c411cf97340.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "43a8a4dc2031e8a4e306ed26643fbbc930a64f6d3762541543b3136d8f6cabc0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43a8a4dc2031e8a4e306ed26643fbbc930a64f6d3762541543b3136d8f6cabc0", kill_on_drop: false }`
[INFO] [stdout] 43a8a4dc2031e8a4e306ed26643fbbc930a64f6d3762541543b3136d8f6cabc0