[INFO] fetching crate test-casing 0.1.3...
[INFO] building test-casing-0.1.3 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate test-casing 0.1.3 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate test-casing 0.1.3
[INFO] finished tweaking crates.io crate test-casing 0.1.3
[INFO] tweaked toml for crates.io crate test-casing 0.1.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate test-casing 0.1.3 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 129 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 90f0ce6ae6c3706f6fdbacbb6962a4e130f2142c48a357910ac2e3fa48cfd4a0
[INFO] running `Command { std: "docker" "start" "-a" "90f0ce6ae6c3706f6fdbacbb6962a4e130f2142c48a357910ac2e3fa48cfd4a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90f0ce6ae6c3706f6fdbacbb6962a4e130f2142c48a357910ac2e3fa48cfd4a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90f0ce6ae6c3706f6fdbacbb6962a4e130f2142c48a357910ac2e3fa48cfd4a0", kill_on_drop: false }`
[INFO] [stdout] 90f0ce6ae6c3706f6fdbacbb6962a4e130f2142c48a357910ac2e3fa48cfd4a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 703fe3a6eb6523c02b83c2013cea1e2f7c30ca4fb5cc29102b38e99b360b9b30
[INFO] running `Command { std: "docker" "start" "-a" "703fe3a6eb6523c02b83c2013cea1e2f7c30ca4fb5cc29102b38e99b360b9b30", kill_on_drop: false }`
[INFO] [stderr]    Compiling test-casing-macro v0.1.3
[INFO] [stderr]    Compiling test-casing v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.50s
[INFO] running `Command { std: "docker" "inspect" "703fe3a6eb6523c02b83c2013cea1e2f7c30ca4fb5cc29102b38e99b360b9b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "703fe3a6eb6523c02b83c2013cea1e2f7c30ca4fb5cc29102b38e99b360b9b30", kill_on_drop: false }`
[INFO] [stdout] 703fe3a6eb6523c02b83c2013cea1e2f7c30ca4fb5cc29102b38e99b360b9b30
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f236e2348014d4c240946149181a477e29fc1380a9b3cf9cd45b52de849266dd
[INFO] running `Command { std: "docker" "start" "-a" "f236e2348014d4c240946149181a477e29fc1380a9b3cf9cd45b52de849266dd", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling linux-raw-sys v0.11.0
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling pulldown-cmark v0.9.6
[INFO] [stderr]    Compiling target-triple v0.1.4
[INFO] [stderr]    Compiling winnow v0.7.13
[INFO] [stderr]    Compiling winnow v0.5.40
[INFO] [stderr]    Compiling serde_spanned v1.0.2
[INFO] [stderr]    Compiling toml_datetime v0.7.2
[INFO] [stderr]    Compiling unicase v2.8.1
[INFO] [stderr]    Compiling toml_writer v1.0.3
[INFO] [stderr]    Compiling serde_json v1.0.145
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling toml_parser v1.0.3
[INFO] [stderr] error: could not compile `regex-syntax` (lib)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/4987e9d4227139400384ab59296ffee3b0fb1183/bin/rustc --crate-name regex_syntax --edition=2021 /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/regex-syntax-0.8.6/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="std"' --cfg 'feature="unicode"' --cfg 'feature="unicode-age"' --cfg 'feature="unicode-bool"' --cfg 'feature="unicode-case"' --cfg 'feature="unicode-gencat"' --cfg 'feature="unicode-perl"' --cfg 'feature="unicode-script"' --cfg 'feature="unicode-segment"' --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values("arbitrary", "default", "std", "unicode", "unicode-age", "unicode-bool", "unicode-case", "unicode-gencat", "unicode-perl", "unicode-script", "unicode-segment"))' -C metadata=c296e741fd3ff143 -C extra-filename=-1bafa037482ebfd3 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "f236e2348014d4c240946149181a477e29fc1380a9b3cf9cd45b52de849266dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f236e2348014d4c240946149181a477e29fc1380a9b3cf9cd45b52de849266dd", kill_on_drop: false }`
[INFO] [stdout] f236e2348014d4c240946149181a477e29fc1380a9b3cf9cd45b52de849266dd