[INFO] updating cached repository https://github.com/dbohn/learn-rust-ls
[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] 24b988a0b42ee77b73e25f3aa0e9763b618b8076
[INFO] testing dbohn/learn-rust-ls against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdbohn%2Flearn-rust-ls" "/workspace/builds/worker-14/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dbohn/learn-rust-ls on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/dbohn/learn-rust-ls
[INFO] finished tweaking git repo https://github.com/dbohn/learn-rust-ls
[INFO] tweaked toml for git repo https://github.com/dbohn/learn-rust-ls written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/dbohn/learn-rust-ls already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stdout] 339d3fe6aa45ae1e8c831bf157f5d538993d294f94ffb60a7819721cf39f1594
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "339d3fe6aa45ae1e8c831bf157f5d538993d294f94ffb60a7819721cf39f1594"`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling users v0.9.1
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling ls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.20s
[INFO] running `"docker" "inspect" "339d3fe6aa45ae1e8c831bf157f5d538993d294f94ffb60a7819721cf39f1594"`
[INFO] running `"docker" "rm" "-f" "339d3fe6aa45ae1e8c831bf157f5d538993d294f94ffb60a7819721cf39f1594"`
[INFO] [stdout] 339d3fe6aa45ae1e8c831bf157f5d538993d294f94ffb60a7819721cf39f1594
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] f2cc03181a5b5d2aa5acf5262e997498720a87ce5962779f0c6252c5823a0d4c
[INFO] running `"docker" "start" "-a" "f2cc03181a5b5d2aa5acf5262e997498720a87ce5962779f0c6252c5823a0d4c"`
[INFO] [stderr]    Compiling ls v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.25s
[INFO] running `"docker" "inspect" "f2cc03181a5b5d2aa5acf5262e997498720a87ce5962779f0c6252c5823a0d4c"`
[INFO] running `"docker" "rm" "-f" "f2cc03181a5b5d2aa5acf5262e997498720a87ce5962779f0c6252c5823a0d4c"`
[INFO] [stdout] f2cc03181a5b5d2aa5acf5262e997498720a87ce5962779f0c6252c5823a0d4c
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+41997647ba6a77908f6ef64401414feb00bccf16" "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] 022f3be71e4b3375e4eca698221504aa307a8b3fbfc7991a0fd310fdb1d4335d
[INFO] running `"docker" "start" "-a" "022f3be71e4b3375e4eca698221504aa307a8b3fbfc7991a0fd310fdb1d4335d"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/ls-fd5732746a214c1c
[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" "022f3be71e4b3375e4eca698221504aa307a8b3fbfc7991a0fd310fdb1d4335d"`
[INFO] running `"docker" "rm" "-f" "022f3be71e4b3375e4eca698221504aa307a8b3fbfc7991a0fd310fdb1d4335d"`
[INFO] [stdout] 022f3be71e4b3375e4eca698221504aa307a8b3fbfc7991a0fd310fdb1d4335d