[INFO] fetching crate spartan-codec 0.1.0...
[INFO] testing spartan-codec-0.1.0 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate spartan-codec 0.1.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate spartan-codec 0.1.0 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate spartan-codec 0.1.0
[INFO] finished tweaking crates.io crate spartan-codec 0.1.0
[INFO] tweaked toml for crates.io crate spartan-codec 0.1.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ed2db574d506bb6bc4db85a42d2d198fccd93a0db73d30c2f33b10d373f5178b
[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" "ed2db574d506bb6bc4db85a42d2d198fccd93a0db73d30c2f33b10d373f5178b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ed2db574d506bb6bc4db85a42d2d198fccd93a0db73d30c2f33b10d373f5178b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed2db574d506bb6bc4db85a42d2d198fccd93a0db73d30c2f33b10d373f5178b", kill_on_drop: false }`
[INFO] [stdout] ed2db574d506bb6bc4db85a42d2d198fccd93a0db73d30c2f33b10d373f5178b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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] a0f62b625cf538eb15a5399e3799c6a11d10d1720c9070019ce72aa61d794617
[INFO] running `Command { std: "docker" "start" "-a" "a0f62b625cf538eb15a5399e3799c6a11d10d1720c9070019ce72aa61d794617", kill_on_drop: false }`
[INFO] [stderr]    Compiling gmp-mpfr-sys v1.4.5
[INFO] [stderr]    Compiling rug v1.12.0
[INFO] [stderr]    Compiling spartan-codec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4m 55s
[INFO] running `Command { std: "docker" "inspect" "a0f62b625cf538eb15a5399e3799c6a11d10d1720c9070019ce72aa61d794617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0f62b625cf538eb15a5399e3799c6a11d10d1720c9070019ce72aa61d794617", kill_on_drop: false }`
[INFO] [stdout] a0f62b625cf538eb15a5399e3799c6a11d10d1720c9070019ce72aa61d794617
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cac2649a66f217e0f10421a37c5f3aadd794be7d7841685521ecec1e8ed40d45
[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" "cac2649a66f217e0f10421a37c5f3aadd794be7d7841685521ecec1e8ed40d45", kill_on_drop: false }`
[INFO] [stderr]    Compiling spartan-codec v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.34s
[INFO] running `Command { std: "docker" "inspect" "cac2649a66f217e0f10421a37c5f3aadd794be7d7841685521ecec1e8ed40d45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cac2649a66f217e0f10421a37c5f3aadd794be7d7841685521ecec1e8ed40d45", kill_on_drop: false }`
[INFO] [stdout] cac2649a66f217e0f10421a37c5f3aadd794be7d7841685521ecec1e8ed40d45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "test" "--frozen", 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] 86685284c28787ac876a1c7b8eac7110c5720aa9ed4b255bec62bfc76f5cb40f
[INFO] running `Command { std: "docker" "start" "-a" "86685284c28787ac876a1c7b8eac7110c5720aa9ed4b255bec62bfc76f5cb40f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/spartan_codec-66ad6b72971985f8)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::test_random_piece ... ok
[INFO] [stdout] test sloth::tests::test_random_piece_512_bits ... ok
[INFO] [stdout] test sloth::tests::test_random_piece_256_bits ... ok
[INFO] [stdout] test sloth::tests::test_random_piece_1024_bits ... ok
[INFO] [stdout] test sloth::tests::test_random_piece_2048_bits ... ok
[INFO] [stdout] test sloth::tests::test_random_piece_4096_bits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.14s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests spartan-codec
[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" "86685284c28787ac876a1c7b8eac7110c5720aa9ed4b255bec62bfc76f5cb40f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86685284c28787ac876a1c7b8eac7110c5720aa9ed4b255bec62bfc76f5cb40f", kill_on_drop: false }`
[INFO] [stdout] 86685284c28787ac876a1c7b8eac7110c5720aa9ed4b255bec62bfc76f5cb40f