[INFO] cloning repository https://github.com/damoon/lab-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/damoon/lab-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdamoon%2Flab-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdamoon%2Flab-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 30dbc2e83d4d73299026311189400bcc94d7dc59
[INFO] testing damoon/lab-rust against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdamoon%2Flab-rust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/damoon/lab-rust 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/damoon/lab-rust
[INFO] finished tweaking git repo https://github.com/damoon/lab-rust
[INFO] tweaked toml for git repo https://github.com/damoon/lab-rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/damoon/lab-rust 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c5648171127cf683c15f46d35a11a71d5edbd13c94b73f84674becee1e478d2e
[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" "c5648171127cf683c15f46d35a11a71d5edbd13c94b73f84674becee1e478d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c5648171127cf683c15f46d35a11a71d5edbd13c94b73f84674becee1e478d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c5648171127cf683c15f46d35a11a71d5edbd13c94b73f84674becee1e478d2e", kill_on_drop: false }`
[INFO] [stdout] c5648171127cf683c15f46d35a11a71d5edbd13c94b73f84674becee1e478d2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 04f7671645b46ef61c56fa0528f3eab8bc0382dc8f3dc29ee1169a0e510c8918
[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" "04f7671645b46ef61c56fa0528f3eab8bc0382dc8f3dc29ee1169a0e510c8918", kill_on_drop: false }`
[INFO] [stderr]    Compiling lab-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "04f7671645b46ef61c56fa0528f3eab8bc0382dc8f3dc29ee1169a0e510c8918", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "04f7671645b46ef61c56fa0528f3eab8bc0382dc8f3dc29ee1169a0e510c8918", kill_on_drop: false }`
[INFO] [stdout] 04f7671645b46ef61c56fa0528f3eab8bc0382dc8f3dc29ee1169a0e510c8918
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] a94a05b53a65076d0aafcd00f4c2f332f89cb384b9c86e4b125e4802ae7241e8
[INFO] running `Command { std: "docker" "start" "-a" "a94a05b53a65076d0aafcd00f4c2f332f89cb384b9c86e4b125e4802ae7241e8", kill_on_drop: false }`
[INFO] [stderr]    Compiling lab-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "a94a05b53a65076d0aafcd00f4c2f332f89cb384b9c86e4b125e4802ae7241e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a94a05b53a65076d0aafcd00f4c2f332f89cb384b9c86e4b125e4802ae7241e8", kill_on_drop: false }`
[INFO] [stdout] a94a05b53a65076d0aafcd00f4c2f332f89cb384b9c86e4b125e4802ae7241e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cb00f5dd2d7d15a50feca44e334078251eaae5b219ed824746a4dda2ff2c7d79
[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" "cb00f5dd2d7d15a50feca44e334078251eaae5b219ed824746a4dda2ff2c7d79", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/lab_rust-a58127b65464462c
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test stack_list::tests::add_keep_remove ... ok
[INFO] [stdout] test stack_list::tests::add_remove ... ok
[INFO] [stdout] test stack_list::tests::empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lab-rust
[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" "cb00f5dd2d7d15a50feca44e334078251eaae5b219ed824746a4dda2ff2c7d79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb00f5dd2d7d15a50feca44e334078251eaae5b219ed824746a4dda2ff2c7d79", kill_on_drop: false }`
[INFO] [stdout] cb00f5dd2d7d15a50feca44e334078251eaae5b219ed824746a4dda2ff2c7d79