[INFO] fetching crate scope 0.0.2...
[INFO] testing scope-0.0.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate scope 0.0.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate scope 0.0.2 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 scope 0.0.2
[INFO] finished tweaking crates.io crate scope 0.0.2
[INFO] tweaked toml for crates.io crate scope 0.0.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate scope 0.0.2 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] bbb1ecc975d0cbf1ad338000636dec1034c37413be7eab6238d1f1d8e4ca8ae9
[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" "bbb1ecc975d0cbf1ad338000636dec1034c37413be7eab6238d1f1d8e4ca8ae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bbb1ecc975d0cbf1ad338000636dec1034c37413be7eab6238d1f1d8e4ca8ae9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbb1ecc975d0cbf1ad338000636dec1034c37413be7eab6238d1f1d8e4ca8ae9", kill_on_drop: false }`
[INFO] [stdout] bbb1ecc975d0cbf1ad338000636dec1034c37413be7eab6238d1f1d8e4ca8ae9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 4cc00864a255a56a022d41a159a57ace9af89d67e1aaf9e6ea8c227c1199508e
[INFO] running `Command { std: "docker" "start" "-a" "4cc00864a255a56a022d41a159a57ace9af89d67e1aaf9e6ea8c227c1199508e", kill_on_drop: false }`
[INFO] [stderr]    Compiling scope v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "4cc00864a255a56a022d41a159a57ace9af89d67e1aaf9e6ea8c227c1199508e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cc00864a255a56a022d41a159a57ace9af89d67e1aaf9e6ea8c227c1199508e", kill_on_drop: false }`
[INFO] [stdout] 4cc00864a255a56a022d41a159a57ace9af89d67e1aaf9e6ea8c227c1199508e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 365af234805d46db6407dabc253ae8799bf23abb1921650bd9d38b39b7e1ac16
[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" "365af234805d46db6407dabc253ae8799bf23abb1921650bd9d38b39b7e1ac16", kill_on_drop: false }`
[INFO] [stderr]    Compiling scope v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "365af234805d46db6407dabc253ae8799bf23abb1921650bd9d38b39b7e1ac16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "365af234805d46db6407dabc253ae8799bf23abb1921650bd9d38b39b7e1ac16", kill_on_drop: false }`
[INFO] [stdout] 365af234805d46db6407dabc253ae8799bf23abb1921650bd9d38b39b7e1ac16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] a8c54c060912fd85c4adb59d9f42c3826492e8eff905fccfb271fd2c1702724e
[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" "a8c54c060912fd85c4adb59d9f42c3826492e8eff905fccfb271fd2c1702724e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/scope-636310dd02a2e211
[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" "a8c54c060912fd85c4adb59d9f42c3826492e8eff905fccfb271fd2c1702724e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8c54c060912fd85c4adb59d9f42c3826492e8eff905fccfb271fd2c1702724e", kill_on_drop: false }`
[INFO] [stdout] a8c54c060912fd85c4adb59d9f42c3826492e8eff905fccfb271fd2c1702724e