[INFO] fetching crate charm 0.0.0...
[INFO] testing charm-0.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate charm 0.0.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate charm 0.0.0 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 charm 0.0.0
[INFO] finished tweaking crates.io crate charm 0.0.0
[INFO] tweaked toml for crates.io crate charm 0.0.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate charm 0.0.0 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80a9d6f282248c1572d3f3eee78438d2634149e9fb27ba9d62f2a023bcdbd41c
[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" "80a9d6f282248c1572d3f3eee78438d2634149e9fb27ba9d62f2a023bcdbd41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80a9d6f282248c1572d3f3eee78438d2634149e9fb27ba9d62f2a023bcdbd41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80a9d6f282248c1572d3f3eee78438d2634149e9fb27ba9d62f2a023bcdbd41c", kill_on_drop: false }`
[INFO] [stdout] 80a9d6f282248c1572d3f3eee78438d2634149e9fb27ba9d62f2a023bcdbd41c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 3af35a8122e6df2fd2ad7a9fb9bae11975cde35117bb657cfa220f8b3fe0f8ac
[INFO] running `Command { std: "docker" "start" "-a" "3af35a8122e6df2fd2ad7a9fb9bae11975cde35117bb657cfa220f8b3fe0f8ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling charm v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "3af35a8122e6df2fd2ad7a9fb9bae11975cde35117bb657cfa220f8b3fe0f8ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3af35a8122e6df2fd2ad7a9fb9bae11975cde35117bb657cfa220f8b3fe0f8ac", kill_on_drop: false }`
[INFO] [stdout] 3af35a8122e6df2fd2ad7a9fb9bae11975cde35117bb657cfa220f8b3fe0f8ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 0c74fdab2d3926b86309267573574a0570544c27d01982d1c3caa298090eb2fb
[INFO] running `Command { std: "docker" "start" "-a" "0c74fdab2d3926b86309267573574a0570544c27d01982d1c3caa298090eb2fb", kill_on_drop: false }`
[INFO] [stderr]    Compiling charm v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "0c74fdab2d3926b86309267573574a0570544c27d01982d1c3caa298090eb2fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c74fdab2d3926b86309267573574a0570544c27d01982d1c3caa298090eb2fb", kill_on_drop: false }`
[INFO] [stdout] 0c74fdab2d3926b86309267573574a0570544c27d01982d1c3caa298090eb2fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2668bcf05ebddf2302a3da6bf826ad4febde516f8bb30dcd2a495a4cef5719ff
[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" "2668bcf05ebddf2302a3da6bf826ad4febde516f8bb30dcd2a495a4cef5719ff", 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/charm-0a11b9fb94a5f2de
[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" "2668bcf05ebddf2302a3da6bf826ad4febde516f8bb30dcd2a495a4cef5719ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2668bcf05ebddf2302a3da6bf826ad4febde516f8bb30dcd2a495a4cef5719ff", kill_on_drop: false }`
[INFO] [stdout] 2668bcf05ebddf2302a3da6bf826ad4febde516f8bb30dcd2a495a4cef5719ff