[INFO] fetching crate printy 0.2.0...
[INFO] testing printy-0.2.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate printy 0.2.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate printy 0.2.0 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 printy 0.2.0
[INFO] finished tweaking crates.io crate printy 0.2.0
[INFO] tweaked toml for crates.io crate printy 0.2.0 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate printy 0.2.0 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 0170ea3302494067c86f555686531208be03334868bb8007fd2f11963831f0ee
[INFO] running `Command { std: "docker" "start" "-a" "0170ea3302494067c86f555686531208be03334868bb8007fd2f11963831f0ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0170ea3302494067c86f555686531208be03334868bb8007fd2f11963831f0ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0170ea3302494067c86f555686531208be03334868bb8007fd2f11963831f0ee", kill_on_drop: false }`
[INFO] [stdout] 0170ea3302494067c86f555686531208be03334868bb8007fd2f11963831f0ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] ce10a0bc771eee7b3df46faa0d6319e2f8bdc5b3cdf081b3877df8efa8cae468
[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" "ce10a0bc771eee7b3df46faa0d6319e2f8bdc5b3cdf081b3877df8efa8cae468", kill_on_drop: false }`
[INFO] [stderr]    Compiling printy v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.01s
[INFO] running `Command { std: "docker" "inspect" "ce10a0bc771eee7b3df46faa0d6319e2f8bdc5b3cdf081b3877df8efa8cae468", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce10a0bc771eee7b3df46faa0d6319e2f8bdc5b3cdf081b3877df8efa8cae468", kill_on_drop: false }`
[INFO] [stdout] ce10a0bc771eee7b3df46faa0d6319e2f8bdc5b3cdf081b3877df8efa8cae468
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 242a8e9a5cd933d151481ee8c59b8b03ab072aa0073866006f13bc2eed31475e
[INFO] running `Command { std: "docker" "start" "-a" "242a8e9a5cd933d151481ee8c59b8b03ab072aa0073866006f13bc2eed31475e", kill_on_drop: false }`
[INFO] [stderr]    Compiling printy v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "242a8e9a5cd933d151481ee8c59b8b03ab072aa0073866006f13bc2eed31475e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "242a8e9a5cd933d151481ee8c59b8b03ab072aa0073866006f13bc2eed31475e", kill_on_drop: false }`
[INFO] [stdout] 242a8e9a5cd933d151481ee8c59b8b03ab072aa0073866006f13bc2eed31475e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ca8cd2739951f9befa7371c40c78708d6fdb5b9d2318c2cf0eda7342cbdfcdbe
[INFO] running `Command { std: "docker" "start" "-a" "ca8cd2739951f9befa7371c40c78708d6fdb5b9d2318c2cf0eda7342cbdfcdbe", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/printy-ce73904cb7f0afdc
[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" "ca8cd2739951f9befa7371c40c78708d6fdb5b9d2318c2cf0eda7342cbdfcdbe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca8cd2739951f9befa7371c40c78708d6fdb5b9d2318c2cf0eda7342cbdfcdbe", kill_on_drop: false }`
[INFO] [stdout] ca8cd2739951f9befa7371c40c78708d6fdb5b9d2318c2cf0eda7342cbdfcdbe