[INFO] updating cached repository https://github.com/dharasim/semiring
[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] 6b11660da3136637ba905de97c8df02e89f75b58
[INFO] testing dharasim/semiring against master#28742a1146f10a4f09369baad027a464acb7a766 for pr-71274
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdharasim%2Fsemiring" "/workspace/builds/worker-9/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dharasim/semiring 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/dharasim/semiring
[INFO] finished tweaking git repo https://github.com/dharasim/semiring
[INFO] tweaked toml for git repo https://github.com/dharasim/semiring written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/dharasim/semiring 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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 68fc8dde0faf01bbfd3023fc4e3dd5699fa92d04ab4bce4b2f0320561da9fdd5
[INFO] running `"docker" "start" "-a" "68fc8dde0faf01bbfd3023fc4e3dd5699fa92d04ab4bce4b2f0320561da9fdd5"`
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling getrandom v0.1.6
[INFO] [stderr]    Compiling rand_core v0.5.0
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.0
[INFO] [stderr]    Compiling rust_stuff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.23s
[INFO] running `"docker" "inspect" "68fc8dde0faf01bbfd3023fc4e3dd5699fa92d04ab4bce4b2f0320561da9fdd5"`
[INFO] running `"docker" "rm" "-f" "68fc8dde0faf01bbfd3023fc4e3dd5699fa92d04ab4bce4b2f0320561da9fdd5"`
[INFO] [stdout] 68fc8dde0faf01bbfd3023fc4e3dd5699fa92d04ab4bce4b2f0320561da9fdd5
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] 6581a09581c2c8079c064312c541fe66413364e6a30f0daf6f011874bee51e7b
[INFO] running `"docker" "start" "-a" "6581a09581c2c8079c064312c541fe66413364e6a30f0daf6f011874bee51e7b"`
[INFO] [stderr]    Compiling rust_stuff v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.69s
[INFO] running `"docker" "inspect" "6581a09581c2c8079c064312c541fe66413364e6a30f0daf6f011874bee51e7b"`
[INFO] running `"docker" "rm" "-f" "6581a09581c2c8079c064312c541fe66413364e6a30f0daf6f011874bee51e7b"`
[INFO] [stdout] 6581a09581c2c8079c064312c541fe66413364e6a30f0daf6f011874bee51e7b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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] [stdout] 0249760907dcb80d1d7535f059e1b7c696784acf8257ac910bbe2978c9b14f8e
[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" "0249760907dcb80d1d7535f059e1b7c696784acf8257ac910bbe2978c9b14f8e"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_stuff-0f2f3965d7174417
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test semiring::free::tests::free_semiring ... ok
[INFO] [stdout] test parser::test_union_with_mut ... ok
[INFO] [stdout] test parser::test_parse ... ok
[INFO] [stdout] test parser::test_get2_mut ... ok
[INFO] [stdout] test lazymap::fibo_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "0249760907dcb80d1d7535f059e1b7c696784acf8257ac910bbe2978c9b14f8e"`
[INFO] running `"docker" "rm" "-f" "0249760907dcb80d1d7535f059e1b7c696784acf8257ac910bbe2978c9b14f8e"`
[INFO] [stdout] 0249760907dcb80d1d7535f059e1b7c696784acf8257ac910bbe2978c9b14f8e