[INFO] crate two-to-the-15th 0.1.1 is already in cache
[INFO] testing two-to-the-15th-0.1.1 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] extracting crate two-to-the-15th 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate two-to-the-15th 0.1.1 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate two-to-the-15th 0.1.1
[INFO] finished tweaking crates.io crate two-to-the-15th 0.1.1
[INFO] tweaked toml for crates.io crate two-to-the-15th 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate two-to-the-15th 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ea55679672b0a081e1ff5d7c4c948d55daa4d8b2fc71bdd5ca57ebf0468bff52
[INFO] running `"docker" "start" "-a" "ea55679672b0a081e1ff5d7c4c948d55daa4d8b2fc71bdd5ca57ebf0468bff52"`
[INFO] [stderr]    Compiling two-to-the-15th v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "ea55679672b0a081e1ff5d7c4c948d55daa4d8b2fc71bdd5ca57ebf0468bff52"`
[INFO] running `"docker" "rm" "-f" "ea55679672b0a081e1ff5d7c4c948d55daa4d8b2fc71bdd5ca57ebf0468bff52"`
[INFO] [stdout] ea55679672b0a081e1ff5d7c4c948d55daa4d8b2fc71bdd5ca57ebf0468bff52
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5190a54482e91e6ca603cf5f0db172dd8e86f65ef0f5a769618848bf31a6e77d
[INFO] running `"docker" "start" "-a" "5190a54482e91e6ca603cf5f0db172dd8e86f65ef0f5a769618848bf31a6e77d"`
[INFO] [stderr]    Compiling two-to-the-15th v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "5190a54482e91e6ca603cf5f0db172dd8e86f65ef0f5a769618848bf31a6e77d"`
[INFO] running `"docker" "rm" "-f" "5190a54482e91e6ca603cf5f0db172dd8e86f65ef0f5a769618848bf31a6e77d"`
[INFO] [stdout] 5190a54482e91e6ca603cf5f0db172dd8e86f65ef0f5a769618848bf31a6e77d
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9c90e9fb0d3353983644f39c1a9852eecb555495017ff4975e0457d3bddc13e2
[INFO] running `"docker" "start" "-a" "9c90e9fb0d3353983644f39c1a9852eecb555495017ff4975e0457d3bddc13e2"`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/two_to_the_15th-e5e59c40694a5ff7
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "9c90e9fb0d3353983644f39c1a9852eecb555495017ff4975e0457d3bddc13e2"`
[INFO] running `"docker" "rm" "-f" "9c90e9fb0d3353983644f39c1a9852eecb555495017ff4975e0457d3bddc13e2"`
[INFO] [stdout] 9c90e9fb0d3353983644f39c1a9852eecb555495017ff4975e0457d3bddc13e2