[INFO] cloning repository https://github.com/capturetheflag/rust-bubble-sort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/capturetheflag/rust-bubble-sort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcapturetheflag%2Frust-bubble-sort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcapturetheflag%2Frust-bubble-sort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3d3b2284c5f5768e9f547c9ad2a201b72f8dfb73
[INFO] testing capturetheflag/rust-bubble-sort against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcapturetheflag%2Frust-bubble-sort" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/capturetheflag/rust-bubble-sort on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/capturetheflag/rust-bubble-sort
[INFO] finished tweaking git repo https://github.com/capturetheflag/rust-bubble-sort
[INFO] tweaked toml for git repo https://github.com/capturetheflag/rust-bubble-sort written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/capturetheflag/rust-bubble-sort already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4bfccf15e2fbf00b1602b91848f75278142cdabe18aadb345103734cb3fba65f
[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" "4bfccf15e2fbf00b1602b91848f75278142cdabe18aadb345103734cb3fba65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4bfccf15e2fbf00b1602b91848f75278142cdabe18aadb345103734cb3fba65f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bfccf15e2fbf00b1602b91848f75278142cdabe18aadb345103734cb3fba65f", kill_on_drop: false }`
[INFO] [stdout] 4bfccf15e2fbf00b1602b91848f75278142cdabe18aadb345103734cb3fba65f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15917ea61f3d062c11a92716fc750eda45dfbe14f88af1c04e79ac9a34339881
[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" "15917ea61f3d062c11a92716fc750eda45dfbe14f88af1c04e79ac9a34339881", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-bubble-sort v0.99.98 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "15917ea61f3d062c11a92716fc750eda45dfbe14f88af1c04e79ac9a34339881", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15917ea61f3d062c11a92716fc750eda45dfbe14f88af1c04e79ac9a34339881", kill_on_drop: false }`
[INFO] [stdout] 15917ea61f3d062c11a92716fc750eda45dfbe14f88af1c04e79ac9a34339881
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e09aaf0e430361ba65a31a81a4b105364041a6e1f4d78d33cae7d6033781e9c
[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" "0e09aaf0e430361ba65a31a81a4b105364041a6e1f4d78d33cae7d6033781e9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-bubble-sort v0.99.98 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "0e09aaf0e430361ba65a31a81a4b105364041a6e1f4d78d33cae7d6033781e9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e09aaf0e430361ba65a31a81a4b105364041a6e1f4d78d33cae7d6033781e9c", kill_on_drop: false }`
[INFO] [stdout] 0e09aaf0e430361ba65a31a81a4b105364041a6e1f4d78d33cae7d6033781e9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cc1c6653058cc69e29ff1e8e013036bd538ac2dc49609f90fcec41a1f16fa05a
[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" "cc1c6653058cc69e29ff1e8e013036bd538ac2dc49609f90fcec41a1f16fa05a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_bubble_sort-fd604be34983ede9
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "cc1c6653058cc69e29ff1e8e013036bd538ac2dc49609f90fcec41a1f16fa05a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc1c6653058cc69e29ff1e8e013036bd538ac2dc49609f90fcec41a1f16fa05a", kill_on_drop: false }`
[INFO] [stdout] cc1c6653058cc69e29ff1e8e013036bd538ac2dc49609f90fcec41a1f16fa05a