[INFO] cloning repository https://github.com/maxwell-fr/mbengine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/maxwell-fr/mbengine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxwell-fr%2Fmbengine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxwell-fr%2Fmbengine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 84f02ae905dd45eefb1881ddfb5e6cd6bb847fe4
[INFO] testing maxwell-fr/mbengine against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmaxwell-fr%2Fmbengine" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/maxwell-fr/mbengine
[INFO] finished tweaking git repo https://github.com/maxwell-fr/mbengine
[INFO] tweaked toml for git repo https://github.com/maxwell-fr/mbengine written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/maxwell-fr/mbengine on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/maxwell-fr/mbengine 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bbda7d5870389874d206d6b5664864d3ef5319725de694a1f3573ce7f1cccaef
[INFO] running `Command { std: "docker" "start" "-a" "bbda7d5870389874d206d6b5664864d3ef5319725de694a1f3573ce7f1cccaef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbda7d5870389874d206d6b5664864d3ef5319725de694a1f3573ce7f1cccaef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbda7d5870389874d206d6b5664864d3ef5319725de694a1f3573ce7f1cccaef", kill_on_drop: false }`
[INFO] [stdout] bbda7d5870389874d206d6b5664864d3ef5319725de694a1f3573ce7f1cccaef
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 91d4dff89bacb7f608c34945a61e9c493935a5ae9cd3256d412e892b1dfa4725
[INFO] running `Command { std: "docker" "start" "-a" "91d4dff89bacb7f608c34945a61e9c493935a5ae9cd3256d412e892b1dfa4725", kill_on_drop: false }`
[INFO] [stderr]    Compiling mbengine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "91d4dff89bacb7f608c34945a61e9c493935a5ae9cd3256d412e892b1dfa4725", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d4dff89bacb7f608c34945a61e9c493935a5ae9cd3256d412e892b1dfa4725", kill_on_drop: false }`
[INFO] [stdout] 91d4dff89bacb7f608c34945a61e9c493935a5ae9cd3256d412e892b1dfa4725
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] e240de922cd7c3821c8d95f986f73c1449411900cc306447e13e9bdb2f6a3713
[INFO] running `Command { std: "docker" "start" "-a" "e240de922cd7c3821c8d95f986f73c1449411900cc306447e13e9bdb2f6a3713", kill_on_drop: false }`
[INFO] [stderr]    Compiling mbengine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "e240de922cd7c3821c8d95f986f73c1449411900cc306447e13e9bdb2f6a3713", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e240de922cd7c3821c8d95f986f73c1449411900cc306447e13e9bdb2f6a3713", kill_on_drop: false }`
[INFO] [stdout] e240de922cd7c3821c8d95f986f73c1449411900cc306447e13e9bdb2f6a3713
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 998209c966ea743fa250606ff89eeb7ca62bf0274a8e7059633474f1782a8857
[INFO] running `Command { std: "docker" "start" "-a" "998209c966ea743fa250606ff89eeb7ca62bf0274a8e7059633474f1782a8857", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/mbengine/fef131bc36a11012/deps/mbengine-fef131bc36a11012)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr] 
[INFO] [stderr] thread '<unknown>' (35) has overflowed its stack
[INFO] [stderr] fatal runtime error: stack overflow, aborting
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/mbengine/fef131bc36a11012/deps/mbengine-fef131bc36a11012` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "998209c966ea743fa250606ff89eeb7ca62bf0274a8e7059633474f1782a8857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "998209c966ea743fa250606ff89eeb7ca62bf0274a8e7059633474f1782a8857", kill_on_drop: false }`
[INFO] [stdout] 998209c966ea743fa250606ff89eeb7ca62bf0274a8e7059633474f1782a8857
