[INFO] cloning repository https://github.com/la10736/rust_thread_concurrent
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/la10736/rust_thread_concurrent" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fla10736%2Frust_thread_concurrent", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fla10736%2Frust_thread_concurrent'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6bb04848860cdedb1994388eca2038d1b80f0abd
[INFO] testing la10736/rust_thread_concurrent 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%2Fla10736%2Frust_thread_concurrent" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/la10736/rust_thread_concurrent 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/la10736/rust_thread_concurrent
[INFO] finished tweaking git repo https://github.com/la10736/rust_thread_concurrent
[INFO] tweaked toml for git repo https://github.com/la10736/rust_thread_concurrent written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/la10736/rust_thread_concurrent 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", 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] 6b6c88af7f0eb51fb758ae9b89f62dbc3e1e2f1041b0d534f6d0fbdc1f3a103d
[INFO] running `Command { std: "docker" "start" "-a" "6b6c88af7f0eb51fb758ae9b89f62dbc3e1e2f1041b0d534f6d0fbdc1f3a103d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b6c88af7f0eb51fb758ae9b89f62dbc3e1e2f1041b0d534f6d0fbdc1f3a103d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b6c88af7f0eb51fb758ae9b89f62dbc3e1e2f1041b0d534f6d0fbdc1f3a103d", kill_on_drop: false }`
[INFO] [stdout] 6b6c88af7f0eb51fb758ae9b89f62dbc3e1e2f1041b0d534f6d0fbdc1f3a103d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 09dab9dd24a71a9245ad841d0c58e1221b528b888c901cb9b1fdd75aa9ed2693
[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" "09dab9dd24a71a9245ad841d0c58e1221b528b888c901cb9b1fdd75aa9ed2693", kill_on_drop: false }`
[INFO] [stderr]    Compiling concurrent2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `Command { std: "docker" "inspect" "09dab9dd24a71a9245ad841d0c58e1221b528b888c901cb9b1fdd75aa9ed2693", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09dab9dd24a71a9245ad841d0c58e1221b528b888c901cb9b1fdd75aa9ed2693", kill_on_drop: false }`
[INFO] [stdout] 09dab9dd24a71a9245ad841d0c58e1221b528b888c901cb9b1fdd75aa9ed2693
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49728941fa10184a43c25256067a2523e9f49f8cea0dec2987e1e52d645c4e24
[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" "49728941fa10184a43c25256067a2523e9f49f8cea0dec2987e1e52d645c4e24", kill_on_drop: false }`
[INFO] [stderr]    Compiling concurrent2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "49728941fa10184a43c25256067a2523e9f49f8cea0dec2987e1e52d645c4e24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49728941fa10184a43c25256067a2523e9f49f8cea0dec2987e1e52d645c4e24", kill_on_drop: false }`
[INFO] [stdout] 49728941fa10184a43c25256067a2523e9f49f8cea0dec2987e1e52d645c4e24
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f36d383e4626e1f8352c9aa36557b84c70c5aa8ce626749ae4e2c5ccfdc93a8e
[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" "f36d383e4626e1f8352c9aa36557b84c70c5aa8ce626749ae4e2c5ccfdc93a8e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/concurrent2-07962a8e79f44595
[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" "f36d383e4626e1f8352c9aa36557b84c70c5aa8ce626749ae4e2c5ccfdc93a8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36d383e4626e1f8352c9aa36557b84c70c5aa8ce626749ae4e2c5ccfdc93a8e", kill_on_drop: false }`
[INFO] [stdout] f36d383e4626e1f8352c9aa36557b84c70c5aa8ce626749ae4e2c5ccfdc93a8e