[INFO] fetching crate rumblr 2.0.2...
[INFO] building rumblr-2.0.2 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rumblr 2.0.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate rumblr 2.0.2
[INFO] finished tweaking crates.io crate rumblr 2.0.2
[INFO] tweaked toml for crates.io crate rumblr 2.0.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rumblr 2.0.2 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 285 packages to latest compatible versions
[INFO] [stderr]       Adding oauth-client v0.4.1 (available: v0.8.0)
[INFO] [stderr]       Adding reqwest v0.9.24 (available: v0.12.23)
[INFO] [stderr]       Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd4eb914fb84e87539c3226e60a0cabf92a8d6cab89783ff4a4e7f4e4a4cb9e1
[INFO] running `Command { std: "docker" "start" "-a" "bd4eb914fb84e87539c3226e60a0cabf92a8d6cab89783ff4a4e7f4e4a4cb9e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd4eb914fb84e87539c3226e60a0cabf92a8d6cab89783ff4a4e7f4e4a4cb9e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd4eb914fb84e87539c3226e60a0cabf92a8d6cab89783ff4a4e7f4e4a4cb9e1", kill_on_drop: false }`
[INFO] [stdout] bd4eb914fb84e87539c3226e60a0cabf92a8d6cab89783ff4a4e7f4e4a4cb9e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01547b11a4b3ea5aed23b0ebe09d9c0b08b416b5e1776c37a088398057273b9c
[INFO] running `Command { std: "docker" "start" "-a" "01547b11a4b3ea5aed23b0ebe09d9c0b08b416b5e1776c37a088398057273b9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tokio v1.47.1
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling tokio-threadpool v0.1.18
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling hyper v0.12.36
[INFO] [stderr]    Compiling const_fn v0.4.11
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling want v0.2.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling cookie v0.12.0
[INFO] [stderr]    Compiling try_from v0.3.2
[INFO] [stderr]    Compiling spin v0.5.2
[INFO] [stderr]    Compiling tokio-io v0.1.13
[INFO] [stderr]    Compiling http v0.1.21
[INFO] [stderr]    Compiling string v0.2.1
[INFO] [stderr]    Compiling tokio-buf v0.1.1
[INFO] [stderr]    Compiling publicsuffix v1.5.6
[INFO] [stderr]    Compiling dtoa v0.4.8
[INFO] [stderr] error: could not compile `backtrace` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name backtrace --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/backtrace-0.3.76/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 --allow=unexpected_cfgs --cfg 'feature="default"' --cfg 'feature="std"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("coresymbolication", "cpp_demangle", "dbghelp", "default", "dl_iterate_phdr", "dladdr", "kernel32", "libunwind", "ruzstd", "serde", "serialize-serde", "std", "unix-backtrace"))' -C metadata=0e8d4a67d9b7bd63 -C extra-filename=-a58f2412db2194da --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern addr2line=/opt/rustwide/target/debug/deps/libaddr2line-4e787d18316ae865.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-666d36e5ee0df220.rmeta --extern libc=/opt/rustwide/target/debug/deps/liblibc-f44516d981b27aa6.rmeta --extern miniz_oxide=/opt/rustwide/target/debug/deps/libminiz_oxide-63622f1d3ce634bc.rmeta --extern object=/opt/rustwide/target/debug/deps/libobject-19ea8e00aab1a3b2.rmeta --extern rustc_demangle=/opt/rustwide/target/debug/deps/librustc_demangle-5999d1fab1f5d4fa.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" "01547b11a4b3ea5aed23b0ebe09d9c0b08b416b5e1776c37a088398057273b9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01547b11a4b3ea5aed23b0ebe09d9c0b08b416b5e1776c37a088398057273b9c", kill_on_drop: false }`
[INFO] [stdout] 01547b11a4b3ea5aed23b0ebe09d9c0b08b416b5e1776c37a088398057273b9c