[INFO] cloning repository https://github.com/cesare/helixexp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cesare/helixexp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcesare%2Fhelixexp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcesare%2Fhelixexp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b5455cf5a450ca54ca87a6af0ea5d0192b3ab51e
[INFO] testing cesare/helixexp against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcesare%2Fhelixexp" "/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/cesare/helixexp on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cesare/helixexp
[INFO] finished tweaking git repo https://github.com/cesare/helixexp
[INFO] tweaked toml for git repo https://github.com/cesare/helixexp written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/cesare/helixexp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cadf7d1c645e04f8421368f419de5e779f0bb0a99f16b927bcd48274d4ae9a0c
[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" "cadf7d1c645e04f8421368f419de5e779f0bb0a99f16b927bcd48274d4ae9a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cadf7d1c645e04f8421368f419de5e779f0bb0a99f16b927bcd48274d4ae9a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cadf7d1c645e04f8421368f419de5e779f0bb0a99f16b927bcd48274d4ae9a0c", kill_on_drop: false }`
[INFO] [stdout] cadf7d1c645e04f8421368f419de5e779f0bb0a99f16b927bcd48274d4ae9a0c
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4a9c515bc241481d610400b6aea6e206fde4cbb562633ea030ff5ee171a3698
[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" "f4a9c515bc241481d610400b6aea6e206fde4cbb562633ea030ff5ee171a3698", kill_on_drop: false }`
[INFO] [stderr]    Compiling libcruby-sys v0.6.3
[INFO] [stderr]    Compiling libc v0.2.26
[INFO] [stderr]    Compiling cslice v0.3.0
[INFO] [stderr]    Compiling cstr-macro v0.1.0
[INFO] [stderr]    Compiling helix v0.6.3
[INFO] [stderr]    Compiling helixexp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.63s
[INFO] running `Command { std: "docker" "inspect" "f4a9c515bc241481d610400b6aea6e206fde4cbb562633ea030ff5ee171a3698", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4a9c515bc241481d610400b6aea6e206fde4cbb562633ea030ff5ee171a3698", kill_on_drop: false }`
[INFO] [stdout] f4a9c515bc241481d610400b6aea6e206fde4cbb562633ea030ff5ee171a3698
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 495d7df2ca55e020a896e7fcb310e04473416b113a4fbdade6347df446c12948
[INFO] running `Command { std: "docker" "start" "-a" "495d7df2ca55e020a896e7fcb310e04473416b113a4fbdade6347df446c12948", kill_on_drop: false }`
[INFO] [stderr]    Compiling helixexp v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "495d7df2ca55e020a896e7fcb310e04473416b113a4fbdade6347df446c12948", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "495d7df2ca55e020a896e7fcb310e04473416b113a4fbdade6347df446c12948", kill_on_drop: false }`
[INFO] [stdout] 495d7df2ca55e020a896e7fcb310e04473416b113a4fbdade6347df446c12948
[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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f9ab28aec19f127dd8129076bd119b08f51296a8076ad97cc3a587880d627a27
[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" "f9ab28aec19f127dd8129076bd119b08f51296a8076ad97cc3a587880d627a27", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/helixexp-1de1432fca8c210d
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f9ab28aec19f127dd8129076bd119b08f51296a8076ad97cc3a587880d627a27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9ab28aec19f127dd8129076bd119b08f51296a8076ad97cc3a587880d627a27", kill_on_drop: false }`
[INFO] [stdout] f9ab28aec19f127dd8129076bd119b08f51296a8076ad97cc3a587880d627a27