[INFO] crate sync_wrapper 0.1.0 is already in cache
[INFO] testing sync_wrapper-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate sync_wrapper 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate sync_wrapper 0.1.0 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 sync_wrapper 0.1.0
[INFO] finished tweaking crates.io crate sync_wrapper 0.1.0
[INFO] tweaked toml for crates.io crate sync_wrapper 0.1.0 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] 0aacd043f54f61a21650fbc10a1dff2448fd4b0a9d7f1c7f83c8b76f41b82619
[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" "0aacd043f54f61a21650fbc10a1dff2448fd4b0a9d7f1c7f83c8b76f41b82619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0aacd043f54f61a21650fbc10a1dff2448fd4b0a9d7f1c7f83c8b76f41b82619", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0aacd043f54f61a21650fbc10a1dff2448fd4b0a9d7f1c7f83c8b76f41b82619", kill_on_drop: false }`
[INFO] [stdout] 0aacd043f54f61a21650fbc10a1dff2448fd4b0a9d7f1c7f83c8b76f41b82619
[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] 77be2d037f2fb319e759cc1d6d327888fe3823a452503f6c9104eb41d203de5a
[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" "77be2d037f2fb319e759cc1d6d327888fe3823a452503f6c9104eb41d203de5a", kill_on_drop: false }`
[INFO] [stderr]    Compiling sync_wrapper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "77be2d037f2fb319e759cc1d6d327888fe3823a452503f6c9104eb41d203de5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77be2d037f2fb319e759cc1d6d327888fe3823a452503f6c9104eb41d203de5a", kill_on_drop: false }`
[INFO] [stdout] 77be2d037f2fb319e759cc1d6d327888fe3823a452503f6c9104eb41d203de5a
[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] efdab28ab02ce12289170a946147331f82ffe0853cf369fa338949a930d011df
[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" "efdab28ab02ce12289170a946147331f82ffe0853cf369fa338949a930d011df", kill_on_drop: false }`
[INFO] [stderr]    Compiling sync_wrapper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "efdab28ab02ce12289170a946147331f82ffe0853cf369fa338949a930d011df", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efdab28ab02ce12289170a946147331f82ffe0853cf369fa338949a930d011df", kill_on_drop: false }`
[INFO] [stdout] efdab28ab02ce12289170a946147331f82ffe0853cf369fa338949a930d011df
[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] 6b8bc13207af5067bf1c1989d5e3d1456707881ed4e4d5dccd1aa54cc1ac01d5
[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" "6b8bc13207af5067bf1c1989d5e3d1456707881ed4e4d5dccd1aa54cc1ac01d5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sync_wrapper-a0f10f1781060c9e
[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] [stderr]    Doc-tests sync_wrapper
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - SyncWrapper<T>::new (line 68) ... ok
[INFO] [stdout] test src/lib.rs - SyncWrapper (line 39) ... ok
[INFO] [stdout] test src/lib.rs - SyncWrapper<T>::get_mut (line 89) ... ok
[INFO] [stdout] test src/lib.rs - SyncWrapper<T>::into_inner (line 113) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6b8bc13207af5067bf1c1989d5e3d1456707881ed4e4d5dccd1aa54cc1ac01d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b8bc13207af5067bf1c1989d5e3d1456707881ed4e4d5dccd1aa54cc1ac01d5", kill_on_drop: false }`
[INFO] [stdout] 6b8bc13207af5067bf1c1989d5e3d1456707881ed4e4d5dccd1aa54cc1ac01d5