[INFO] fetching crate ewma 0.1.1...
[INFO] testing ewma-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate ewma 0.1.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ewma 0.1.1 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 ewma 0.1.1
[INFO] finished tweaking crates.io crate ewma 0.1.1
[INFO] tweaked toml for crates.io crate ewma 0.1.1 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[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] [stdout] 59785a61d09ff3d8fda6365b27212b30595da6f078c7618fbddcf292e1c24025
[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" "59785a61d09ff3d8fda6365b27212b30595da6f078c7618fbddcf292e1c24025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "59785a61d09ff3d8fda6365b27212b30595da6f078c7618fbddcf292e1c24025", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59785a61d09ff3d8fda6365b27212b30595da6f078c7618fbddcf292e1c24025", kill_on_drop: false }`
[INFO] [stdout] 59785a61d09ff3d8fda6365b27212b30595da6f078c7618fbddcf292e1c24025
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a70de1ee61fa2e81bedaf7ccd05d36e7a91ff90856492cae02798860d8c0eb7a
[INFO] running `Command { std: "docker" "start" "-a" "a70de1ee61fa2e81bedaf7ccd05d36e7a91ff90856492cae02798860d8c0eb7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling ewma v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "a70de1ee61fa2e81bedaf7ccd05d36e7a91ff90856492cae02798860d8c0eb7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a70de1ee61fa2e81bedaf7ccd05d36e7a91ff90856492cae02798860d8c0eb7a", kill_on_drop: false }`
[INFO] [stdout] a70de1ee61fa2e81bedaf7ccd05d36e7a91ff90856492cae02798860d8c0eb7a
[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] 534042f60c8f8860bc2bef8713d2bb2596d9fcd8b6ad2cf1746c33f92bde2195
[INFO] running `Command { std: "docker" "start" "-a" "534042f60c8f8860bc2bef8713d2bb2596d9fcd8b6ad2cf1746c33f92bde2195", kill_on_drop: false }`
[INFO] [stderr]    Compiling ewma v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "534042f60c8f8860bc2bef8713d2bb2596d9fcd8b6ad2cf1746c33f92bde2195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534042f60c8f8860bc2bef8713d2bb2596d9fcd8b6ad2cf1746c33f92bde2195", kill_on_drop: false }`
[INFO] [stdout] 534042f60c8f8860bc2bef8713d2bb2596d9fcd8b6ad2cf1746c33f92bde2195
[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] [stdout] 7aa50a75acde7c01e84159bace4f32d23bc1276025a6ce0f82d687c52fafb458
[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" "7aa50a75acde7c01e84159bace4f32d23bc1276025a6ce0f82d687c52fafb458", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ewma-4226b9907413854e
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::ewma ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ewma
[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" "7aa50a75acde7c01e84159bace4f32d23bc1276025a6ce0f82d687c52fafb458", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7aa50a75acde7c01e84159bace4f32d23bc1276025a6ce0f82d687c52fafb458", kill_on_drop: false }`
[INFO] [stdout] 7aa50a75acde7c01e84159bace4f32d23bc1276025a6ce0f82d687c52fafb458