[INFO] cloning repository https://github.com/sphynx/um
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sphynx/um" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Fum", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Fum'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b32223d3ab6eefc7d990f0b3307cada2cf978fa6
[INFO] testing sphynx/um against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsphynx%2Fum" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sphynx/um on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sphynx/um
[INFO] finished tweaking git repo https://github.com/sphynx/um
[INFO] tweaked toml for git repo https://github.com/sphynx/um written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/sphynx/um already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 85a9e821f1ac15f0c301393ae40ad4ef0dd73fe3ec0991fee8cb146f12e871e3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "85a9e821f1ac15f0c301393ae40ad4ef0dd73fe3ec0991fee8cb146f12e871e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "85a9e821f1ac15f0c301393ae40ad4ef0dd73fe3ec0991fee8cb146f12e871e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85a9e821f1ac15f0c301393ae40ad4ef0dd73fe3ec0991fee8cb146f12e871e3", kill_on_drop: false }`
[INFO] [stdout] 85a9e821f1ac15f0c301393ae40ad4ef0dd73fe3ec0991fee8cb146f12e871e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5cbf3d247d1d30a831dad550718b7281eaa92cdfdfe74a12d528fd907b43e5fd
[INFO] running `Command { std: "docker" "start" "-a" "5cbf3d247d1d30a831dad550718b7281eaa92cdfdfe74a12d528fd907b43e5fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling um v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.86s
[INFO] running `Command { std: "docker" "inspect" "5cbf3d247d1d30a831dad550718b7281eaa92cdfdfe74a12d528fd907b43e5fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cbf3d247d1d30a831dad550718b7281eaa92cdfdfe74a12d528fd907b43e5fd", kill_on_drop: false }`
[INFO] [stdout] 5cbf3d247d1d30a831dad550718b7281eaa92cdfdfe74a12d528fd907b43e5fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1b8f14c969bfb6322d4869abc7a871c5fd2ef533e1901f76254875e264838589
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "1b8f14c969bfb6322d4869abc7a871c5fd2ef533e1901f76254875e264838589", kill_on_drop: false }`
[INFO] [stderr]    Compiling um v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "1b8f14c969bfb6322d4869abc7a871c5fd2ef533e1901f76254875e264838589", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1b8f14c969bfb6322d4869abc7a871c5fd2ef533e1901f76254875e264838589", kill_on_drop: false }`
[INFO] [stdout] 1b8f14c969bfb6322d4869abc7a871c5fd2ef533e1901f76254875e264838589
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c284eaa0a430b40923dfe4bec680f41ad05c40ceb2a785e03296c8b786e4a5a0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c284eaa0a430b40923dfe4bec680f41ad05c40ceb2a785e03296c8b786e4a5a0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/um-6d11730941512757)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test mem::tests::fill_all_memory ... ignored
[INFO] [stdout] test mem::tests::alloc_lowest ... ok
[INFO] [stdout] test mem::tests::len2 ... ok
[INFO] [stdout] test mem::tests::len4 ... ok
[INFO] [stdout] test mem::tests::write_and_read ... ok
[INFO] [stdout] test mem::tests::alloc ... ok
[INFO] [stdout] test mem::tests::init_with_zero ... ok
[INFO] [stdout] test mem::tests::free_err - should panic ... ok
[INFO] [stdout] test mem::tests::read_err_addr - should panic ... ok
[INFO] [stdout] test mem::tests::read_err_offset - should panic ... ok
[INFO] [stdout] test mem::tests::read_err_zero - should panic ... ok
[INFO] [stdout] test mem::tests::double_free_err - should panic ... ok
[INFO] [stdout] test mem::tests::free_err3 - should panic ... ok
[INFO] [stdout] test mem::tests::free_err2 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/um-0c394398f7d0ce71)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests um
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c284eaa0a430b40923dfe4bec680f41ad05c40ceb2a785e03296c8b786e4a5a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c284eaa0a430b40923dfe4bec680f41ad05c40ceb2a785e03296c8b786e4a5a0", kill_on_drop: false }`
[INFO] [stdout] c284eaa0a430b40923dfe4bec680f41ad05c40ceb2a785e03296c8b786e4a5a0