[INFO] fetching crate maybe-sync 0.1.1...
[INFO] testing maybe-sync-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate maybe-sync 0.1.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate maybe-sync 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate maybe-sync 0.1.1
[INFO] finished tweaking crates.io crate maybe-sync 0.1.1
[INFO] tweaked toml for crates.io crate maybe-sync 0.1.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 92b5c60fab19dfb7ed8f09a60b077b9657031caca667dc1fba3c1a71f911f2c1
[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" "92b5c60fab19dfb7ed8f09a60b077b9657031caca667dc1fba3c1a71f911f2c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92b5c60fab19dfb7ed8f09a60b077b9657031caca667dc1fba3c1a71f911f2c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92b5c60fab19dfb7ed8f09a60b077b9657031caca667dc1fba3c1a71f911f2c1", kill_on_drop: false }`
[INFO] [stdout] 92b5c60fab19dfb7ed8f09a60b077b9657031caca667dc1fba3c1a71f911f2c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7b6f6958b154ce5133cdabaf700c59c1fb9265747e8f461f46071e19c8784d90
[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" "7b6f6958b154ce5133cdabaf700c59c1fb9265747e8f461f46071e19c8784d90", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-sync v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "7b6f6958b154ce5133cdabaf700c59c1fb9265747e8f461f46071e19c8784d90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b6f6958b154ce5133cdabaf700c59c1fb9265747e8f461f46071e19c8784d90", kill_on_drop: false }`
[INFO] [stdout] 7b6f6958b154ce5133cdabaf700c59c1fb9265747e8f461f46071e19c8784d90
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cfe3dd3bde0af8b2cd0980a4fb86309859439c6e0ffb6131b6030981a0faf9ca
[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" "cfe3dd3bde0af8b2cd0980a4fb86309859439c6e0ffb6131b6030981a0faf9ca", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-sync v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "cfe3dd3bde0af8b2cd0980a4fb86309859439c6e0ffb6131b6030981a0faf9ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfe3dd3bde0af8b2cd0980a4fb86309859439c6e0ffb6131b6030981a0faf9ca", kill_on_drop: false }`
[INFO] [stdout] cfe3dd3bde0af8b2cd0980a4fb86309859439c6e0ffb6131b6030981a0faf9ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2639fcdcf0c214f15cf508ec4b11ac10d2c1e32f75fa2e6053e3af80f61e690f
[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" "2639fcdcf0c214f15cf508ec4b11ac10d2c1e32f75fa2e6053e3af80f61e690f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/maybe_sync-afbed31fde81718f)
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests maybe-sync
[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 7 tests
[INFO] [stdout] test src/lib.rs - dyn_maybe_send (line 558) ... ok
[INFO] [stdout] test src/lib.rs - dyn_maybe_send_sync (line 647) ... ok
[INFO] [stdout] test src/lib.rs - dyn_maybe_sync (line 603) ... ok
[INFO] [stdout] test src/lib.rs - unsync::Rc (line 351) ... ok
[INFO] [stdout] test src/lib.rs - unsync::Mutex (line 378) ... ok
[INFO] [stdout] test src/lib.rs - unsync::MaybeSync (line 310) ... ok
[INFO] [stdout] test src/lib.rs - unsync::MaybeSend (line 277) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.88s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2639fcdcf0c214f15cf508ec4b11ac10d2c1e32f75fa2e6053e3af80f61e690f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2639fcdcf0c214f15cf508ec4b11ac10d2c1e32f75fa2e6053e3af80f61e690f", kill_on_drop: false }`
[INFO] [stdout] 2639fcdcf0c214f15cf508ec4b11ac10d2c1e32f75fa2e6053e3af80f61e690f