[INFO] fetching crate piggy 0.1.0...
[INFO] testing piggy-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate piggy 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate piggy 0.1.0 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 crates.io crate piggy 0.1.0
[INFO] finished tweaking crates.io crate piggy 0.1.0
[INFO] tweaked toml for crates.io crate piggy 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate piggy 0.1.0 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-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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a6d6b1c112c7a7fe6b1c932e5c3ea92c9d8fd1d6d8fa5d7b1db828238d46b014
[INFO] running `Command { std: "docker" "start" "-a" "a6d6b1c112c7a7fe6b1c932e5c3ea92c9d8fd1d6d8fa5d7b1db828238d46b014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6d6b1c112c7a7fe6b1c932e5c3ea92c9d8fd1d6d8fa5d7b1db828238d46b014", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6d6b1c112c7a7fe6b1c932e5c3ea92c9d8fd1d6d8fa5d7b1db828238d46b014", kill_on_drop: false }`
[INFO] [stdout] a6d6b1c112c7a7fe6b1c932e5c3ea92c9d8fd1d6d8fa5d7b1db828238d46b014
[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" "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] [stdout] 5de0e86cce4f33cb1de5b5268bcbadbd795341c2feb7d23e037c810843c5caa7
[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" "5de0e86cce4f33cb1de5b5268bcbadbd795341c2feb7d23e037c810843c5caa7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling piggy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "5de0e86cce4f33cb1de5b5268bcbadbd795341c2feb7d23e037c810843c5caa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5de0e86cce4f33cb1de5b5268bcbadbd795341c2feb7d23e037c810843c5caa7", kill_on_drop: false }`
[INFO] [stdout] 5de0e86cce4f33cb1de5b5268bcbadbd795341c2feb7d23e037c810843c5caa7
[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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5dab49fb5e6a50a9f76fde2d98d100d9f032b727775bdfaf2b5b35bc836b7f59
[INFO] running `Command { std: "docker" "start" "-a" "5dab49fb5e6a50a9f76fde2d98d100d9f032b727775bdfaf2b5b35bc836b7f59", kill_on_drop: false }`
[INFO] [stderr]    Compiling piggy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "5dab49fb5e6a50a9f76fde2d98d100d9f032b727775bdfaf2b5b35bc836b7f59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5dab49fb5e6a50a9f76fde2d98d100d9f032b727775bdfaf2b5b35bc836b7f59", kill_on_drop: false }`
[INFO] [stdout] 5dab49fb5e6a50a9f76fde2d98d100d9f032b727775bdfaf2b5b35bc836b7f59
[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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 056a27bb6651d7a590190f25bac81ae8673bb3a422baaa47b5b496f6a5dfd69e
[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" "056a27bb6651d7a590190f25bac81ae8673bb3a422baaa47b5b496f6a5dfd69e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/piggy-30a4389606a80be0
[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" "056a27bb6651d7a590190f25bac81ae8673bb3a422baaa47b5b496f6a5dfd69e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "056a27bb6651d7a590190f25bac81ae8673bb3a422baaa47b5b496f6a5dfd69e", kill_on_drop: false }`
[INFO] [stdout] 056a27bb6651d7a590190f25bac81ae8673bb3a422baaa47b5b496f6a5dfd69e