[INFO] updating cached repository https://github.com/nlflint/Sieve
[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] 962033d154f67b4d37976ab594f54d40eb24996c
[INFO] testing nlflint/Sieve against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnlflint%2FSieve" "/workspace/builds/worker-13/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nlflint/Sieve 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/nlflint/Sieve
[INFO] finished tweaking git repo https://github.com/nlflint/Sieve
[INFO] tweaked toml for git repo https://github.com/nlflint/Sieve written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/nlflint/Sieve 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-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] ef5ea5a295832c5db29c0ab4749033838edbaaff8853747f8a102de2a6070ece
[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" "ef5ea5a295832c5db29c0ab4749033838edbaaff8853747f8a102de2a6070ece"`
[INFO] [stderr]    Compiling Sieve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: crate `Sieve` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `sieve`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.17s
[INFO] running `"docker" "inspect" "ef5ea5a295832c5db29c0ab4749033838edbaaff8853747f8a102de2a6070ece"`
[INFO] running `"docker" "rm" "-f" "ef5ea5a295832c5db29c0ab4749033838edbaaff8853747f8a102de2a6070ece"`
[INFO] [stdout] ef5ea5a295832c5db29c0ab4749033838edbaaff8853747f8a102de2a6070ece
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 085ec12a96f147c3b91915eed5cb99270f773e5feb0a8f4becc7f887ce69bf3e
[INFO] running `"docker" "start" "-a" "085ec12a96f147c3b91915eed5cb99270f773e5feb0a8f4becc7f887ce69bf3e"`
[INFO] [stderr]    Compiling Sieve v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: crate `Sieve` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `sieve`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `"docker" "inspect" "085ec12a96f147c3b91915eed5cb99270f773e5feb0a8f4becc7f887ce69bf3e"`
[INFO] running `"docker" "rm" "-f" "085ec12a96f147c3b91915eed5cb99270f773e5feb0a8f4becc7f887ce69bf3e"`
[INFO] [stdout] 085ec12a96f147c3b91915eed5cb99270f773e5feb0a8f4becc7f887ce69bf3e
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b009b68d5d4fe7fd09c7312f222681d9bd3c02ab291f04bf4f33fbe7fc076dfd
[INFO] running `"docker" "start" "-a" "b009b68d5d4fe7fd09c7312f222681d9bd3c02ab291f04bf4f33fbe7fc076dfd"`
[INFO] [stderr] warning: crate `Sieve` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `sieve`
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/Sieve-30b824f9c0eab9c7
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test primes_to_hundred ... ok
[INFO] [stdout] test primes_to_ten ... ok
[INFO] [stdout] test primes_to_thousand ... ok
[INFO] [stdout] test primes_to_tenthousand ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b009b68d5d4fe7fd09c7312f222681d9bd3c02ab291f04bf4f33fbe7fc076dfd"`
[INFO] running `"docker" "rm" "-f" "b009b68d5d4fe7fd09c7312f222681d9bd3c02ab291f04bf4f33fbe7fc076dfd"`
[INFO] [stdout] b009b68d5d4fe7fd09c7312f222681d9bd3c02ab291f04bf4f33fbe7fc076dfd