[INFO] cloning repository https://github.com/blt/serde_yaml-fuzz
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/blt/serde_yaml-fuzz" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fserde_yaml-fuzz", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fserde_yaml-fuzz'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 23fdce4bfdad162acae28ca9897690bfca9d43ec
[INFO] testing blt/serde_yaml-fuzz against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fblt%2Fserde_yaml-fuzz" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/blt/serde_yaml-fuzz on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/blt/serde_yaml-fuzz
[INFO] finished tweaking git repo https://github.com/blt/serde_yaml-fuzz
[INFO] tweaked toml for git repo https://github.com/blt/serde_yaml-fuzz written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/blt/serde_yaml-fuzz already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ebfd0f13f06a353b5a6a6c13e6a3235b531ef64d0501afa3bcb418c277394430
[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" "ebfd0f13f06a353b5a6a6c13e6a3235b531ef64d0501afa3bcb418c277394430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ebfd0f13f06a353b5a6a6c13e6a3235b531ef64d0501afa3bcb418c277394430", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebfd0f13f06a353b5a6a6c13e6a3235b531ef64d0501afa3bcb418c277394430", kill_on_drop: false }`
[INFO] [stdout] ebfd0f13f06a353b5a6a6c13e6a3235b531ef64d0501afa3bcb418c277394430
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 736c9d7c81069e4b687774c8118da6ac98aefa5cd1db64effdf76ecdebc456c5
[INFO] running `Command { std: "docker" "start" "-a" "736c9d7c81069e4b687774c8118da6ac98aefa5cd1db64effdf76ecdebc456c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling yaml-rust v0.4.0
[INFO] [stderr]    Compiling serde_derive_internals v0.19.0
[INFO] [stderr]    Compiling serde_yaml v0.7.3
[INFO] [stderr]    Compiling serde_derive v1.0.27
[INFO] [stderr]    Compiling serde_yaml_fuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.10s
[INFO] running `Command { std: "docker" "inspect" "736c9d7c81069e4b687774c8118da6ac98aefa5cd1db64effdf76ecdebc456c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "736c9d7c81069e4b687774c8118da6ac98aefa5cd1db64effdf76ecdebc456c5", kill_on_drop: false }`
[INFO] [stdout] 736c9d7c81069e4b687774c8118da6ac98aefa5cd1db64effdf76ecdebc456c5
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a724d2055f199df3889ed87de9025e5dfc964be2cb5df62296ee12b8362cdfd0
[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" "a724d2055f199df3889ed87de9025e5dfc964be2cb5df62296ee12b8362cdfd0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_yaml_fuzz v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "a724d2055f199df3889ed87de9025e5dfc964be2cb5df62296ee12b8362cdfd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a724d2055f199df3889ed87de9025e5dfc964be2cb5df62296ee12b8362cdfd0", kill_on_drop: false }`
[INFO] [stdout] a724d2055f199df3889ed87de9025e5dfc964be2cb5df62296ee12b8362cdfd0
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c6e217801662ba155f3ae7d61ad72b3500ac7e74dbe5ffba1c69f7f43391028a
[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" "c6e217801662ba155f3ae7d61ad72b3500ac7e74dbe5ffba1c69f7f43391028a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_yaml_fuzz-47b76a648a8e51a3
[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" "c6e217801662ba155f3ae7d61ad72b3500ac7e74dbe5ffba1c69f7f43391028a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6e217801662ba155f3ae7d61ad72b3500ac7e74dbe5ffba1c69f7f43391028a", kill_on_drop: false }`
[INFO] [stdout] c6e217801662ba155f3ae7d61ad72b3500ac7e74dbe5ffba1c69f7f43391028a