[INFO] crate atomic-ref2 0.2.1 is already in cache
[INFO] testing atomic-ref2-0.2.1 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate atomic-ref2 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate atomic-ref2 0.2.1 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atomic-ref2 0.2.1
[INFO] finished tweaking crates.io crate atomic-ref2 0.2.1
[INFO] tweaked toml for crates.io crate atomic-ref2 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ef08622b3eb3eb4f404d357d8dc89370874798affa132497161e4f42a9e864fa
[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" "ef08622b3eb3eb4f404d357d8dc89370874798affa132497161e4f42a9e864fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ef08622b3eb3eb4f404d357d8dc89370874798affa132497161e4f42a9e864fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef08622b3eb3eb4f404d357d8dc89370874798affa132497161e4f42a9e864fa", kill_on_drop: false }`
[INFO] [stdout] ef08622b3eb3eb4f404d357d8dc89370874798affa132497161e4f42a9e864fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a5f0aa0eb63e19d19fa9796138e1bf5b59256d75a2bd3384275ce24648e2e54f
[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" "a5f0aa0eb63e19d19fa9796138e1bf5b59256d75a2bd3384275ce24648e2e54f", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic-ref2 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "a5f0aa0eb63e19d19fa9796138e1bf5b59256d75a2bd3384275ce24648e2e54f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a5f0aa0eb63e19d19fa9796138e1bf5b59256d75a2bd3384275ce24648e2e54f", kill_on_drop: false }`
[INFO] [stdout] a5f0aa0eb63e19d19fa9796138e1bf5b59256d75a2bd3384275ce24648e2e54f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9d076f7ae850ca5df6a83c70b507d50056ea7a037756e8aaf871ef2f48e07c7
[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" "d9d076f7ae850ca5df6a83c70b507d50056ea7a037756e8aaf871ef2f48e07c7", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic-ref2 v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.02s
[INFO] running `Command { std: "docker" "inspect" "d9d076f7ae850ca5df6a83c70b507d50056ea7a037756e8aaf871ef2f48e07c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9d076f7ae850ca5df6a83c70b507d50056ea7a037756e8aaf871ef2f48e07c7", kill_on_drop: false }`
[INFO] [stdout] d9d076f7ae850ca5df6a83c70b507d50056ea7a037756e8aaf871ef2f48e07c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 79607e42508088c066ad02b80e4705ef72564348f514155a4ae19bd215fab6a1
[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" "79607e42508088c066ad02b80e4705ef72564348f514155a4ae19bd215fab6a1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/atomic_ref2-d2a252a62cf63b2e
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test option_ref::tests::test_drop ... ok
[INFO] [stdout] test option_ref::tests::test_overwrite ... ok
[INFO] [stdout] test option_ref::tests::test_store_load ... ok
[INFO] [stderr]    Doc-tests atomic-ref2
[INFO] [stdout] test option_ref::tests::test_threads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "79607e42508088c066ad02b80e4705ef72564348f514155a4ae19bd215fab6a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79607e42508088c066ad02b80e4705ef72564348f514155a4ae19bd215fab6a1", kill_on_drop: false }`
[INFO] [stdout] 79607e42508088c066ad02b80e4705ef72564348f514155a4ae19bd215fab6a1