[INFO] updating cached repository https://github.com/andrew-d/emoji256
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] beef43e3112d6aeeefeb89c70da69be09fb7bf78
[INFO] testing andrew-d/emoji256 against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fandrew-d%2Femoji256" "/workspace/builds/worker-6/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/andrew-d/emoji256 on toolchain 28742a1146f10a4f09369baad027a464acb7a766
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/andrew-d/emoji256
[INFO] finished tweaking git repo https://github.com/andrew-d/emoji256
[INFO] tweaked toml for git repo https://github.com/andrew-d/emoji256 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/andrew-d/emoji256 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+28742a1146f10a4f09369baad027a464acb7a766" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "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] ab41280d56fa4b67be8c9f42dccf26797afc4f0b79315d1ef75840e8f56cfa7a
[INFO] running `"docker" "start" "-a" "ab41280d56fa4b67be8c9f42dccf26797afc4f0b79315d1ef75840e8f56cfa7a"`
[INFO] [stderr]    Compiling either v1.0.2
[INFO] [stderr]    Compiling unicode_names v0.1.7 (https://github.com/andrew-d/unicode_names.git?rev=099ddd5fd37f7ff0e45c4ea47d49c2ba2d03ec3b#099ddd5f)
[INFO] [stderr]    Compiling itertools v0.7.8
[INFO] [stderr]    Compiling emoji256 v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.53s
[INFO] running `"docker" "inspect" "ab41280d56fa4b67be8c9f42dccf26797afc4f0b79315d1ef75840e8f56cfa7a"`
[INFO] running `"docker" "rm" "-f" "ab41280d56fa4b67be8c9f42dccf26797afc4f0b79315d1ef75840e8f56cfa7a"`
[INFO] [stdout] ab41280d56fa4b67be8c9f42dccf26797afc4f0b79315d1ef75840e8f56cfa7a
[INFO] running `"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" "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] 8ceb9ee555a192ec7f4db7d60ab95374c444893ccbf0f024715cf2460865d88a
[INFO] running `"docker" "start" "-a" "8ceb9ee555a192ec7f4db7d60ab95374c444893ccbf0f024715cf2460865d88a"`
[INFO] [stderr]    Compiling emoji256 v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "8ceb9ee555a192ec7f4db7d60ab95374c444893ccbf0f024715cf2460865d88a"`
[INFO] running `"docker" "rm" "-f" "8ceb9ee555a192ec7f4db7d60ab95374c444893ccbf0f024715cf2460865d88a"`
[INFO] [stdout] 8ceb9ee555a192ec7f4db7d60ab95374c444893ccbf0f024715cf2460865d88a
[INFO] running `"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" "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] 7b5cd979383235f07010bea410d604053d4501c7ccfd49b8490d225017934f7d
[INFO] running `"docker" "start" "-a" "7b5cd979383235f07010bea410d604053d4501c7ccfd49b8490d225017934f7d"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/emoji256-1340583bd98469a0
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "7b5cd979383235f07010bea410d604053d4501c7ccfd49b8490d225017934f7d"`
[INFO] running `"docker" "rm" "-f" "7b5cd979383235f07010bea410d604053d4501c7ccfd49b8490d225017934f7d"`
[INFO] [stdout] 7b5cd979383235f07010bea410d604053d4501c7ccfd49b8490d225017934f7d