[INFO] fetching crate f1r3fly-rspace-plus-plus 0.1.0...
[INFO] testing f1r3fly-rspace-plus-plus-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237
[INFO] extracting crate f1r3fly-rspace-plus-plus 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] removed /workspace/builds/worker-5-tc2/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate f1r3fly-rspace-plus-plus 0.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate f1r3fly-rspace-plus-plus 0.1.0
[INFO] tweaked toml for crates.io crate f1r3fly-rspace-plus-plus 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate f1r3fly-rspace-plus-plus 0.1.0 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 crates.io crate f1r3fly-rspace-plus-plus 0.1.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 242b2214d9a7c93f62c621351a76f314dab358e6e2e2f3327c7cac96276c3ecb
[INFO] running `Command { std: "docker" "start" "-a" "242b2214d9a7c93f62c621351a76f314dab358e6e2e2f3327c7cac96276c3ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "242b2214d9a7c93f62c621351a76f314dab358e6e2e2f3327c7cac96276c3ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "242b2214d9a7c93f62c621351a76f314dab358e6e2e2f3327c7cac96276c3ecb", kill_on_drop: false }`
[INFO] [stdout] 242b2214d9a7c93f62c621351a76f314dab358e6e2e2f3327c7cac96276c3ecb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cecc1a897c6877bf01bd1912a6efbbd4b8091f5230c9e2ff85337735bf2db1c2
[INFO] running `Command { std: "docker" "start" "-a" "cecc1a897c6877bf01bd1912a6efbbd4b8091f5230c9e2ff85337735bf2db1c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.14
[INFO] [stderr]    Compiling bytes v1.10.0
[INFO] [stderr]    Compiling memchr v2.7.2
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling either v1.11.0
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling rustix v1.0.5
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling serde v1.0.201
[INFO] [stderr]    Compiling tracing-core v0.1.32
[INFO] [stderr]    Compiling cc v1.2.30
[INFO] [stderr]    Compiling itertools v0.12.1
[INFO] [stderr]    Compiling semver v1.0.23
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling prettyplease v0.2.20
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[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=a78df01f0c5c8d3e -C extra-filename=-2e5058304bee1886 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-24c5d665b6879050.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" "cecc1a897c6877bf01bd1912a6efbbd4b8091f5230c9e2ff85337735bf2db1c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cecc1a897c6877bf01bd1912a6efbbd4b8091f5230c9e2ff85337735bf2db1c2", kill_on_drop: false }`
[INFO] [stdout] cecc1a897c6877bf01bd1912a6efbbd4b8091f5230c9e2ff85337735bf2db1c2