[INFO] fetching crate rusty-yaml 0.4.3...
[INFO] testing rusty-yaml-0.4.3 against 1.55.0 for beta-1.56-1
[INFO] extracting crate rusty-yaml 0.4.3 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate rusty-yaml 0.4.3 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 rusty-yaml 0.4.3
[INFO] finished tweaking crates.io crate rusty-yaml 0.4.3
[INFO] tweaked toml for crates.io crate rusty-yaml 0.4.3 written to /workspace/builds/worker-7/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-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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 06b34740cd1e18453f428925013387b264f71873a5ed285d9af735d575fa6683
[INFO] running `Command { std: "docker" "start" "-a" "06b34740cd1e18453f428925013387b264f71873a5ed285d9af735d575fa6683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "06b34740cd1e18453f428925013387b264f71873a5ed285d9af735d575fa6683", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06b34740cd1e18453f428925013387b264f71873a5ed285d9af735d575fa6683", kill_on_drop: false }`
[INFO] [stdout] 06b34740cd1e18453f428925013387b264f71873a5ed285d9af735d575fa6683
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b46d762255823cd55f251ae44da73c821205b7d66370a3a3cc0599bf339b564a
[INFO] running `Command { std: "docker" "start" "-a" "b46d762255823cd55f251ae44da73c821205b7d66370a3a3cc0599bf339b564a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-yaml v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "b46d762255823cd55f251ae44da73c821205b7d66370a3a3cc0599bf339b564a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b46d762255823cd55f251ae44da73c821205b7d66370a3a3cc0599bf339b564a", kill_on_drop: false }`
[INFO] [stdout] b46d762255823cd55f251ae44da73c821205b7d66370a3a3cc0599bf339b564a
[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" "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] 7dcaa875e9e06d429f238b877fe9f5900315bd312e91ba72384d1e6e294d741a
[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" "7dcaa875e9e06d429f238b877fe9f5900315bd312e91ba72384d1e6e294d741a", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty-yaml v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "7dcaa875e9e06d429f238b877fe9f5900315bd312e91ba72384d1e6e294d741a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dcaa875e9e06d429f238b877fe9f5900315bd312e91ba72384d1e6e294d741a", kill_on_drop: false }`
[INFO] [stdout] 7dcaa875e9e06d429f238b877fe9f5900315bd312e91ba72384d1e6e294d741a
[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" "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] 0267469e152e5906c98c1ef4a6a392d1e500d1d108c9d9c8bdfd40604c72b53d
[INFO] running `Command { std: "docker" "start" "-a" "0267469e152e5906c98c1ef4a6a392d1e500d1d108c9d9c8bdfd40604c72b53d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusty_yaml-b96a9f5108e1550f)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/yaml.rs (/opt/rustwide/target/debug/deps/yaml-972a19b546950031)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test tests::yaml_get_name ... ok
[INFO] [stdout] test tests::yaml_key_value ... ok
[INFO] [stdout] test tests::yaml_get_sections ... ok
[INFO] [stdout] test tests::yaml_nth ... ok
[INFO] [stdout] test tests::yaml_iteration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rusty-yaml
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0267469e152e5906c98c1ef4a6a392d1e500d1d108c9d9c8bdfd40604c72b53d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0267469e152e5906c98c1ef4a6a392d1e500d1d108c9d9c8bdfd40604c72b53d", kill_on_drop: false }`
[INFO] [stdout] 0267469e152e5906c98c1ef4a6a392d1e500d1d108c9d9c8bdfd40604c72b53d