[INFO] cloning repository https://github.com/nanlei2000/find-chain [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nanlei2000/find-chain" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanlei2000%2Ffind-chain", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanlei2000%2Ffind-chain'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 33f8be92d771dafa0e0865db830d7d5726cd3db3 [INFO] testing nanlei2000/find-chain against beta-2021-09-08 for beta-1.56-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanlei2000%2Ffind-chain" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nanlei2000/find-chain on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-0/source/.cargo/config [INFO] removed /workspace/builds/worker-0/source/rust-toolchain [INFO] started tweaking git repo https://github.com/nanlei2000/find-chain [INFO] finished tweaking git repo https://github.com/nanlei2000/find-chain [INFO] tweaked toml for git repo https://github.com/nanlei2000/find-chain written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/nanlei2000/find-chain already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] bed585c4a49a9ed62c95a1440b503e197b25baa2adaa592200bb5a2f7273e1a3 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "bed585c4a49a9ed62c95a1440b503e197b25baa2adaa592200bb5a2f7273e1a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bed585c4a49a9ed62c95a1440b503e197b25baa2adaa592200bb5a2f7273e1a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bed585c4a49a9ed62c95a1440b503e197b25baa2adaa592200bb5a2f7273e1a3", kill_on_drop: false }` [INFO] [stdout] bed585c4a49a9ed62c95a1440b503e197b25baa2adaa592200bb5a2f7273e1a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d8acce816869b3079f67484c73669239cf0c2a5c34f49f6ba6fcd857ef86eee6 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d8acce816869b3079f67484c73669239cf0c2a5c34f49f6ba6fcd857ef86eee6", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Compiling find-chain v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.42s [INFO] running `Command { std: "docker" "inspect" "d8acce816869b3079f67484c73669239cf0c2a5c34f49f6ba6fcd857ef86eee6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8acce816869b3079f67484c73669239cf0c2a5c34f49f6ba6fcd857ef86eee6", kill_on_drop: false }` [INFO] [stdout] d8acce816869b3079f67484c73669239cf0c2a5c34f49f6ba6fcd857ef86eee6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] f90fff149ceff4fbc9e9bf29ea5a92392e088c8901cbf940eaef069a16d40ea2 [INFO] running `Command { std: "docker" "start" "-a" "f90fff149ceff4fbc9e9bf29ea5a92392e088c8901cbf940eaef069a16d40ea2", kill_on_drop: false }` [INFO] [stderr] Compiling find-chain v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.89s [INFO] running `Command { std: "docker" "inspect" "f90fff149ceff4fbc9e9bf29ea5a92392e088c8901cbf940eaef069a16d40ea2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f90fff149ceff4fbc9e9bf29ea5a92392e088c8901cbf940eaef069a16d40ea2", kill_on_drop: false }` [INFO] [stdout] f90fff149ceff4fbc9e9bf29ea5a92392e088c8901cbf940eaef069a16d40ea2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 2e2bb5c447a5b51b4f4b723a331c9eb90a2abf6e5c589731bb08c374e7187415 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "2e2bb5c447a5b51b4f4b723a331c9eb90a2abf6e5c589731bb08c374e7187415", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] running 1 test [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/find_chain-37f006081fa5d166) [INFO] [stderr] [INFO] [stderr] thread 'run::test_run' has overflowed its stack [INFO] [stderr] fatal runtime error: stack overflow [INFO] [stderr] error: test failed, to rerun pass '--bin find-chain' [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/debug/deps/find_chain-37f006081fa5d166` (signal: 6, SIGABRT: process abort signal) [INFO] running `Command { std: "docker" "inspect" "2e2bb5c447a5b51b4f4b723a331c9eb90a2abf6e5c589731bb08c374e7187415", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2e2bb5c447a5b51b4f4b723a331c9eb90a2abf6e5c589731bb08c374e7187415", kill_on_drop: false }` [INFO] [stdout] 2e2bb5c447a5b51b4f4b723a331c9eb90a2abf6e5c589731bb08c374e7187415