[INFO] cloning repository https://github.com/swapsCAPS/rs-thread-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/swapsCAPS/rs-thread-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FswapsCAPS%2Frs-thread-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FswapsCAPS%2Frs-thread-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc893ae30a5b97ed6dad5f2b8b0ef9902e34ecdd
[INFO] testing swapsCAPS/rs-thread-practice 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%2FswapsCAPS%2Frs-thread-practice" "/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/swapsCAPS/rs-thread-practice 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/swapsCAPS/rs-thread-practice
[INFO] finished tweaking git repo https://github.com/swapsCAPS/rs-thread-practice
[INFO] tweaked toml for git repo https://github.com/swapsCAPS/rs-thread-practice written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/swapsCAPS/rs-thread-practice 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-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" "+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] 5b083d15f39323f6f6ba4ddf4af0f01106a751050e79cee3e5db6578c8494546
[INFO] running `Command { std: "docker" "start" "-a" "5b083d15f39323f6f6ba4ddf4af0f01106a751050e79cee3e5db6578c8494546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5b083d15f39323f6f6ba4ddf4af0f01106a751050e79cee3e5db6578c8494546", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b083d15f39323f6f6ba4ddf4af0f01106a751050e79cee3e5db6578c8494546", kill_on_drop: false }`
[INFO] [stdout] 5b083d15f39323f6f6ba4ddf4af0f01106a751050e79cee3e5db6578c8494546
[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" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5a931bba71ac654593ce882f784b31d5fc47d58820fd57d2837939cf878c6165
[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" "5a931bba71ac654593ce882f784b31d5fc47d58820fd57d2837939cf878c6165", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-thread-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `Command { std: "docker" "inspect" "5a931bba71ac654593ce882f784b31d5fc47d58820fd57d2837939cf878c6165", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5a931bba71ac654593ce882f784b31d5fc47d58820fd57d2837939cf878c6165", kill_on_drop: false }`
[INFO] [stdout] 5a931bba71ac654593ce882f784b31d5fc47d58820fd57d2837939cf878c6165
[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" "+beta-2021-01-01" "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] 2329d329518a14af257b0f8db1d46c5c0afe0174b8ec87e159cddd010b358278
[INFO] running `Command { std: "docker" "start" "-a" "2329d329518a14af257b0f8db1d46c5c0afe0174b8ec87e159cddd010b358278", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-thread-practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "2329d329518a14af257b0f8db1d46c5c0afe0174b8ec87e159cddd010b358278", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2329d329518a14af257b0f8db1d46c5c0afe0174b8ec87e159cddd010b358278", kill_on_drop: false }`
[INFO] [stdout] 2329d329518a14af257b0f8db1d46c5c0afe0174b8ec87e159cddd010b358278
[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" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eec9fea21627c81f4784ff88b8dc33cfb2938c536b08bc40c9d6f458e43a3547
[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" "eec9fea21627c81f4784ff88b8dc33cfb2938c536b08bc40c9d6f458e43a3547", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rs_thread_practice-4b58a22930fad53e
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rs_thread_practice-6b600d46b8a880da
[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] [stderr]    Doc-tests rs-thread-practice
[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] [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" "eec9fea21627c81f4784ff88b8dc33cfb2938c536b08bc40c9d6f458e43a3547", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eec9fea21627c81f4784ff88b8dc33cfb2938c536b08bc40c9d6f458e43a3547", kill_on_drop: false }`
[INFO] [stdout] eec9fea21627c81f4784ff88b8dc33cfb2938c536b08bc40c9d6f458e43a3547