[INFO] fetching crate lazy_mut 0.1.0...
[INFO] testing lazy_mut-0.1.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate lazy_mut 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lazy_mut 0.1.0 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 lazy_mut 0.1.0
[INFO] finished tweaking crates.io crate lazy_mut 0.1.0
[INFO] tweaked toml for crates.io crate lazy_mut 0.1.0 written to /workspace/builds/worker-0/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] be8709a3380330b502d3d7c151d2ddf513b9cc60fc00d2114910bcce77a4923f
[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" "be8709a3380330b502d3d7c151d2ddf513b9cc60fc00d2114910bcce77a4923f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be8709a3380330b502d3d7c151d2ddf513b9cc60fc00d2114910bcce77a4923f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be8709a3380330b502d3d7c151d2ddf513b9cc60fc00d2114910bcce77a4923f", kill_on_drop: false }`
[INFO] [stdout] be8709a3380330b502d3d7c151d2ddf513b9cc60fc00d2114910bcce77a4923f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 18b56986c0013a295f4076b723530436a52b4b40e88bd97bcd141ca40d7b7cf0
[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" "18b56986c0013a295f4076b723530436a52b4b40e88bd97bcd141ca40d7b7cf0", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_mut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "18b56986c0013a295f4076b723530436a52b4b40e88bd97bcd141ca40d7b7cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "18b56986c0013a295f4076b723530436a52b4b40e88bd97bcd141ca40d7b7cf0", kill_on_drop: false }`
[INFO] [stdout] 18b56986c0013a295f4076b723530436a52b4b40e88bd97bcd141ca40d7b7cf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 158f4ce79912ffa3a5ba440e5e0498747ba4922ae15080f3f43ca51dd8fb7e38
[INFO] running `Command { std: "docker" "start" "-a" "158f4ce79912ffa3a5ba440e5e0498747ba4922ae15080f3f43ca51dd8fb7e38", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_mut v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "158f4ce79912ffa3a5ba440e5e0498747ba4922ae15080f3f43ca51dd8fb7e38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "158f4ce79912ffa3a5ba440e5e0498747ba4922ae15080f3f43ca51dd8fb7e38", kill_on_drop: false }`
[INFO] [stdout] 158f4ce79912ffa3a5ba440e5e0498747ba4922ae15080f3f43ca51dd8fb7e38
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6357f579d3b05b5b72f2c6c309b98201b446aede4919454e35dc13855b4d3af1
[INFO] running `Command { std: "docker" "start" "-a" "6357f579d3b05b5b72f2c6c309b98201b446aede4919454e35dc13855b4d3af1", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lazy_mut-d1a8c2275f60fc8e)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lazy_mut
[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 5 tests
[INFO] [stdout] test src/lib.rs - lazy_mut (line 97) ... ignored
[INFO] [stdout] test src/lib.rs - (line 29) ... ok
[INFO] [stdout] test src/lib.rs - (line 13) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/lib.rs - (line 70) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6357f579d3b05b5b72f2c6c309b98201b446aede4919454e35dc13855b4d3af1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6357f579d3b05b5b72f2c6c309b98201b446aede4919454e35dc13855b4d3af1", kill_on_drop: false }`
[INFO] [stdout] 6357f579d3b05b5b72f2c6c309b98201b446aede4919454e35dc13855b4d3af1