[INFO] fetching crate scopeguard 1.1.0...
[INFO] testing scopeguard-1.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate scopeguard 1.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate scopeguard 1.1.0 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 scopeguard 1.1.0
[INFO] finished tweaking crates.io crate scopeguard 1.1.0
[INFO] tweaked toml for crates.io crate scopeguard 1.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate scopeguard 1.1.0 already has a lockfile, it will not be regenerated
[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-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" "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] 6d23403e14c500f0434b5eb3fbeb7edcf4d18e63f2531a931579a239122dd85b
[INFO] running `Command { std: "docker" "start" "-a" "6d23403e14c500f0434b5eb3fbeb7edcf4d18e63f2531a931579a239122dd85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6d23403e14c500f0434b5eb3fbeb7edcf4d18e63f2531a931579a239122dd85b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d23403e14c500f0434b5eb3fbeb7edcf4d18e63f2531a931579a239122dd85b", kill_on_drop: false }`
[INFO] [stdout] 6d23403e14c500f0434b5eb3fbeb7edcf4d18e63f2531a931579a239122dd85b
[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" "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] 6b212c5429a6425dbcfcbdbd972d69fc7e63627919848738b8279d79ff33e6d9
[INFO] running `Command { std: "docker" "start" "-a" "6b212c5429a6425dbcfcbdbd972d69fc7e63627919848738b8279d79ff33e6d9", kill_on_drop: false }`
[INFO] [stderr]    Compiling scopeguard v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `Command { std: "docker" "inspect" "6b212c5429a6425dbcfcbdbd972d69fc7e63627919848738b8279d79ff33e6d9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b212c5429a6425dbcfcbdbd972d69fc7e63627919848738b8279d79ff33e6d9", kill_on_drop: false }`
[INFO] [stdout] 6b212c5429a6425dbcfcbdbd972d69fc7e63627919848738b8279d79ff33e6d9
[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" "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] 3ac6a5d122f9cf2c875b570de9ecd2f1465406868948e6f80770fed5a3966381
[INFO] running `Command { std: "docker" "start" "-a" "3ac6a5d122f9cf2c875b570de9ecd2f1465406868948e6f80770fed5a3966381", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling scopeguard v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.78s
[INFO] running `Command { std: "docker" "inspect" "3ac6a5d122f9cf2c875b570de9ecd2f1465406868948e6f80770fed5a3966381", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac6a5d122f9cf2c875b570de9ecd2f1465406868948e6f80770fed5a3966381", kill_on_drop: false }`
[INFO] [stdout] 3ac6a5d122f9cf2c875b570de9ecd2f1465406868948e6f80770fed5a3966381
[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" "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] deed820610172640c4c9e32f12f43b5e7a26901fd95867630746e5bee949237f
[INFO] running `Command { std: "docker" "start" "-a" "deed820610172640c4c9e32f12f43b5e7a26901fd95867630746e5bee949237f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/scopeguard-d1d2fc5b8da7cb42)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::test_dropped_once_when_not_run ... ok
[INFO] [stdout] test tests::test_defer_success_1 ... ok
[INFO] [stdout] test tests::test_defer ... ok
[INFO] [stdout] test tests::test_defer_unwind_2 ... ok
[INFO] [stdout] test tests::test_into_inner ... ok
[INFO] [stdout] test tests::test_only_dropped_by_closure_when_run ... ok
[INFO] [stderr]    Doc-tests scopeguard
[INFO] [stdout] test tests::test_defer_success_2 ... ok
[INFO] [stdout] test tests::test_defer_unwind_1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.10s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - guard_on_unwind (line 396) ... ok
[INFO] [stdout] test src/lib.rs - (line 74) ... ok
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] test src/lib.rs - ScopeGuard<T, F, S>::into_inner (line 327) ... ok
[INFO] [stdout] test src/lib.rs - (line 106) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.83s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "deed820610172640c4c9e32f12f43b5e7a26901fd95867630746e5bee949237f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "deed820610172640c4c9e32f12f43b5e7a26901fd95867630746e5bee949237f", kill_on_drop: false }`
[INFO] [stdout] deed820610172640c4c9e32f12f43b5e7a26901fd95867630746e5bee949237f