[INFO] cloning repository https://github.com/nicmr/rustycells
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nicmr/rustycells" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicmr%2Frustycells", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicmr%2Frustycells'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9a9b25fc5e68d13f09859de54323cbc3f339240b
[INFO] testing nicmr/rustycells against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnicmr%2Frustycells" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nicmr/rustycells 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/nicmr/rustycells
[INFO] finished tweaking git repo https://github.com/nicmr/rustycells
[INFO] tweaked toml for git repo https://github.com/nicmr/rustycells written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/nicmr/rustycells 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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 9a85e5e52cda1a20bca75ae67e5df35c7dc8ec758d5e42b2651006c453e8ef3f
[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" "9a85e5e52cda1a20bca75ae67e5df35c7dc8ec758d5e42b2651006c453e8ef3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a85e5e52cda1a20bca75ae67e5df35c7dc8ec758d5e42b2651006c453e8ef3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a85e5e52cda1a20bca75ae67e5df35c7dc8ec758d5e42b2651006c453e8ef3f", kill_on_drop: false }`
[INFO] [stdout] 9a85e5e52cda1a20bca75ae67e5df35c7dc8ec758d5e42b2651006c453e8ef3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] ac6dfc7e643e2f0628f8e1f01530ff39d254fb73140856c1e1c7ed5459dacc49
[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" "ac6dfc7e643e2f0628f8e1f01530ff39d254fb73140856c1e1c7ed5459dacc49", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.5.1
[INFO] [stderr]    Compiling rustycells v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.35s
[INFO] running `Command { std: "docker" "inspect" "ac6dfc7e643e2f0628f8e1f01530ff39d254fb73140856c1e1c7ed5459dacc49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac6dfc7e643e2f0628f8e1f01530ff39d254fb73140856c1e1c7ed5459dacc49", kill_on_drop: false }`
[INFO] [stdout] ac6dfc7e643e2f0628f8e1f01530ff39d254fb73140856c1e1c7ed5459dacc49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 6ec324dde5906d4cebd2f0b8d7f6b3cfa331ec5697fb7c2a958de2032c46cba1
[INFO] running `Command { std: "docker" "start" "-a" "6ec324dde5906d4cebd2f0b8d7f6b3cfa331ec5697fb7c2a958de2032c46cba1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rustycells v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `Command { std: "docker" "inspect" "6ec324dde5906d4cebd2f0b8d7f6b3cfa331ec5697fb7c2a958de2032c46cba1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec324dde5906d4cebd2f0b8d7f6b3cfa331ec5697fb7c2a958de2032c46cba1", kill_on_drop: false }`
[INFO] [stdout] 6ec324dde5906d4cebd2f0b8d7f6b3cfa331ec5697fb7c2a958de2032c46cba1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] afa2df20e5719d37423302f2e8d8cf6e214a5b2beb0776917bdcf8ef32b9a091
[INFO] running `Command { std: "docker" "start" "-a" "afa2df20e5719d37423302f2e8d8cf6e214a5b2beb0776917bdcf8ef32b9a091", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rustycells-3c9f2d3093ded7fa
[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" "afa2df20e5719d37423302f2e8d8cf6e214a5b2beb0776917bdcf8ef32b9a091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa2df20e5719d37423302f2e8d8cf6e214a5b2beb0776917bdcf8ef32b9a091", kill_on_drop: false }`
[INFO] [stdout] afa2df20e5719d37423302f2e8d8cf6e214a5b2beb0776917bdcf8ef32b9a091