[INFO] fetching crate collectable 0.0.2...
[INFO] testing collectable-0.0.2 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate collectable 0.0.2 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate collectable 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 collectable 0.0.2
[INFO] finished tweaking crates.io crate collectable 0.0.2
[INFO] tweaked toml for crates.io crate collectable 0.0.2 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] a26f8e3fb3eeb49dc6db99057fcf92b31f44959473e5162488fecda5aca5c3b4
[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" "a26f8e3fb3eeb49dc6db99057fcf92b31f44959473e5162488fecda5aca5c3b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a26f8e3fb3eeb49dc6db99057fcf92b31f44959473e5162488fecda5aca5c3b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a26f8e3fb3eeb49dc6db99057fcf92b31f44959473e5162488fecda5aca5c3b4", kill_on_drop: false }`
[INFO] [stdout] a26f8e3fb3eeb49dc6db99057fcf92b31f44959473e5162488fecda5aca5c3b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 24dc97f0654af5b41f470d07905dc0832aea4bdefc3955f8156522a072f5f575
[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" "24dc97f0654af5b41f470d07905dc0832aea4bdefc3955f8156522a072f5f575", kill_on_drop: false }`
[INFO] [stderr]    Compiling collectable v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "24dc97f0654af5b41f470d07905dc0832aea4bdefc3955f8156522a072f5f575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24dc97f0654af5b41f470d07905dc0832aea4bdefc3955f8156522a072f5f575", kill_on_drop: false }`
[INFO] [stdout] 24dc97f0654af5b41f470d07905dc0832aea4bdefc3955f8156522a072f5f575
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 4ef32ea759974537b780b2f5c7dfcecb4969cb0b6bf1af4b3214f5f349d03103
[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" "4ef32ea759974537b780b2f5c7dfcecb4969cb0b6bf1af4b3214f5f349d03103", kill_on_drop: false }`
[INFO] [stderr]    Compiling collectable v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "4ef32ea759974537b780b2f5c7dfcecb4969cb0b6bf1af4b3214f5f349d03103", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ef32ea759974537b780b2f5c7dfcecb4969cb0b6bf1af4b3214f5f349d03103", kill_on_drop: false }`
[INFO] [stdout] 4ef32ea759974537b780b2f5c7dfcecb4969cb0b6bf1af4b3214f5f349d03103
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] de0a41e9777e0e4e8563bc46eec7356614b4dd09de6c102e4c8ee5e1805536bc
[INFO] running `Command { std: "docker" "start" "-a" "de0a41e9777e0e4e8563bc46eec7356614b4dd09de6c102e4c8ee5e1805536bc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/collectable-76b0d9932727e736
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests collectable
[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] [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" "de0a41e9777e0e4e8563bc46eec7356614b4dd09de6c102e4c8ee5e1805536bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de0a41e9777e0e4e8563bc46eec7356614b4dd09de6c102e4c8ee5e1805536bc", kill_on_drop: false }`
[INFO] [stdout] de0a41e9777e0e4e8563bc46eec7356614b4dd09de6c102e4c8ee5e1805536bc