[INFO] cloning repository https://github.com/frenicth/find_next_sparse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/frenicth/find_next_sparse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrenicth%2Ffind_next_sparse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrenicth%2Ffind_next_sparse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] a5b56e1435b4e64537af674f24c40b103a5a1b7d
[INFO] testing frenicth/find_next_sparse against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffrenicth%2Ffind_next_sparse" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/frenicth/find_next_sparse on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/frenicth/find_next_sparse
[INFO] finished tweaking git repo https://github.com/frenicth/find_next_sparse
[INFO] tweaked toml for git repo https://github.com/frenicth/find_next_sparse written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/frenicth/find_next_sparse already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ff7859988aa9e7e53db0ffce59e8b86fd34565401d87ddf21b06e8fe8ed63322
[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" "ff7859988aa9e7e53db0ffce59e8b86fd34565401d87ddf21b06e8fe8ed63322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ff7859988aa9e7e53db0ffce59e8b86fd34565401d87ddf21b06e8fe8ed63322", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ff7859988aa9e7e53db0ffce59e8b86fd34565401d87ddf21b06e8fe8ed63322", kill_on_drop: false }`
[INFO] [stdout] ff7859988aa9e7e53db0ffce59e8b86fd34565401d87ddf21b06e8fe8ed63322
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b71bb03c8dce27887c8ca80b1ef6ecff1ea688c45fe26e2b1005db76d1df35b
[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" "5b71bb03c8dce27887c8ca80b1ef6ecff1ea688c45fe26e2b1005db76d1df35b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sparse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `Command { std: "docker" "inspect" "5b71bb03c8dce27887c8ca80b1ef6ecff1ea688c45fe26e2b1005db76d1df35b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b71bb03c8dce27887c8ca80b1ef6ecff1ea688c45fe26e2b1005db76d1df35b", kill_on_drop: false }`
[INFO] [stdout] 5b71bb03c8dce27887c8ca80b1ef6ecff1ea688c45fe26e2b1005db76d1df35b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--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] c63dce88404d3a86c1bd44dac527e4e3e7f0f2c316b5e4f57f3a54412772023c
[INFO] running `Command { std: "docker" "start" "-a" "c63dce88404d3a86c1bd44dac527e4e3e7f0f2c316b5e4f57f3a54412772023c", kill_on_drop: false }`
[INFO] [stderr]    Compiling sparse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "c63dce88404d3a86c1bd44dac527e4e3e7f0f2c316b5e4f57f3a54412772023c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c63dce88404d3a86c1bd44dac527e4e3e7f0f2c316b5e4f57f3a54412772023c", kill_on_drop: false }`
[INFO] [stdout] c63dce88404d3a86c1bd44dac527e4e3e7f0f2c316b5e4f57f3a54412772023c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1c5c02bdbef95fa0817be8b6f503807f97a35f29f3bbfb077f2006fcff3dfabd
[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" "1c5c02bdbef95fa0817be8b6f503807f97a35f29f3bbfb077f2006fcff3dfabd", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 4 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/find_next_sparse-6bab69dcb96fabf4)
[INFO] [stdout] test test_next_sparse_num_40 ... ok
[INFO] [stderr]    Doc-tests find_next_sparse
[INFO] [stdout] test test_next_sparse_num_64 ... ok
[INFO] [stdout] test test_next_sparse_num_4 ... ok
[INFO] [stdout] test test_next_sparse_num_8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[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" "1c5c02bdbef95fa0817be8b6f503807f97a35f29f3bbfb077f2006fcff3dfabd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c5c02bdbef95fa0817be8b6f503807f97a35f29f3bbfb077f2006fcff3dfabd", kill_on_drop: false }`
[INFO] [stdout] 1c5c02bdbef95fa0817be8b6f503807f97a35f29f3bbfb077f2006fcff3dfabd