[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 1.54.0 for beta-1.55-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnanlei2000%2Ffind-chain" "/workspace/builds/worker-80/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-80/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nanlei2000/find-chain on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-80/source/.cargo/config
[INFO] removed /workspace/builds/worker-80/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-80/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" "+1.54.0" "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-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d48d110279e3c74c178dd728cbeb753dd0229e6293d31b6fc99e2fddb70b3310
[INFO] running `Command { std: "docker" "start" "-a" "d48d110279e3c74c178dd728cbeb753dd0229e6293d31b6fc99e2fddb70b3310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d48d110279e3c74c178dd728cbeb753dd0229e6293d31b6fc99e2fddb70b3310", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d48d110279e3c74c178dd728cbeb753dd0229e6293d31b6fc99e2fddb70b3310", kill_on_drop: false }`
[INFO] [stdout] d48d110279e3c74c178dd728cbeb753dd0229e6293d31b6fc99e2fddb70b3310
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53f3e1e379156e5957ebabe626a519104b306bb3965ee22237aeed78a0126275
[INFO] running `Command { std: "docker" "start" "-a" "53f3e1e379156e5957ebabe626a519104b306bb3965ee22237aeed78a0126275", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.86
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling serde v1.0.124
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling find-chain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.27s
[INFO] running `Command { std: "docker" "inspect" "53f3e1e379156e5957ebabe626a519104b306bb3965ee22237aeed78a0126275", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53f3e1e379156e5957ebabe626a519104b306bb3965ee22237aeed78a0126275", kill_on_drop: false }`
[INFO] [stdout] 53f3e1e379156e5957ebabe626a519104b306bb3965ee22237aeed78a0126275
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 89ca242d67b6652114baa9446d05904bc4c483dbccac40a7f7853f32cf9ca5fb
[INFO] running `Command { std: "docker" "start" "-a" "89ca242d67b6652114baa9446d05904bc4c483dbccac40a7f7853f32cf9ca5fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling find-chain v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.48s
[INFO] running `Command { std: "docker" "inspect" "89ca242d67b6652114baa9446d05904bc4c483dbccac40a7f7853f32cf9ca5fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89ca242d67b6652114baa9446d05904bc4c483dbccac40a7f7853f32cf9ca5fb", kill_on_drop: false }`
[INFO] [stdout] 89ca242d67b6652114baa9446d05904bc4c483dbccac40a7f7853f32cf9ca5fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-80/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bde81561a0ae0e3dc669a35cc30da3ae57fd6804496770a9a77a2d91efa33135
[INFO] running `Command { std: "docker" "start" "-a" "bde81561a0ae0e3dc669a35cc30da3ae57fd6804496770a9a77a2d91efa33135", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/find_chain-fe088e9fcdfde7e9)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[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-fe088e9fcdfde7e9` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "bde81561a0ae0e3dc669a35cc30da3ae57fd6804496770a9a77a2d91efa33135", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bde81561a0ae0e3dc669a35cc30da3ae57fd6804496770a9a77a2d91efa33135", kill_on_drop: false }`
[INFO] [stdout] bde81561a0ae0e3dc669a35cc30da3ae57fd6804496770a9a77a2d91efa33135
