[INFO] fetching crate regalloc 0.0.31...
[INFO] testing regalloc-0.0.31 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate regalloc 0.0.31 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate regalloc 0.0.31 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 regalloc 0.0.31
[INFO] finished tweaking crates.io crate regalloc 0.0.31
[INFO] tweaked toml for crates.io crate regalloc 0.0.31 written to /workspace/builds/worker-14/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-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b6bb2a74f0bc62baa3ae34a610030a7e5f71dfe4877fd3b5936627c673eda345
[INFO] running `Command { std: "docker" "start" "-a" "b6bb2a74f0bc62baa3ae34a610030a7e5f71dfe4877fd3b5936627c673eda345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6bb2a74f0bc62baa3ae34a610030a7e5f71dfe4877fd3b5936627c673eda345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6bb2a74f0bc62baa3ae34a610030a7e5f71dfe4877fd3b5936627c673eda345", kill_on_drop: false }`
[INFO] [stdout] b6bb2a74f0bc62baa3ae34a610030a7e5f71dfe4877fd3b5936627c673eda345
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] 33025bc84c8cdf8ee01712ba1f22466f7eb9da700ff00959600f8722150d5235
[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" "33025bc84c8cdf8ee01712ba1f22466f7eb9da700ff00959600f8722150d5235", kill_on_drop: false }`
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling regalloc v0.0.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.05s
[INFO] running `Command { std: "docker" "inspect" "33025bc84c8cdf8ee01712ba1f22466f7eb9da700ff00959600f8722150d5235", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33025bc84c8cdf8ee01712ba1f22466f7eb9da700ff00959600f8722150d5235", kill_on_drop: false }`
[INFO] [stdout] 33025bc84c8cdf8ee01712ba1f22466f7eb9da700ff00959600f8722150d5235
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] de9cf277f18f7d6d2ad522f2d8c0e70a40b6e011b1d74751191b6b52e755e530
[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" "de9cf277f18f7d6d2ad522f2d8c0e70a40b6e011b1d74751191b6b52e755e530", kill_on_drop: false }`
[INFO] [stderr]    Compiling regalloc v0.0.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 5.16s
[INFO] running `Command { std: "docker" "inspect" "de9cf277f18f7d6d2ad522f2d8c0e70a40b6e011b1d74751191b6b52e755e530", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de9cf277f18f7d6d2ad522f2d8c0e70a40b6e011b1d74751191b6b52e755e530", kill_on_drop: false }`
[INFO] [stdout] de9cf277f18f7d6d2ad522f2d8c0e70a40b6e011b1d74751191b6b52e755e530
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] [stdout] be0096db6c29e406ca96a4c084ab1242ae9f75b0ac3331e2d39aba3e56d4eda6
[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" "be0096db6c29e406ca96a4c084ab1242ae9f75b0ac3331e2d39aba3e56d4eda6", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 6 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/regalloc-2166ba0998fa0484)
[INFO] [stdout] test reg_maps::test::test_reg_use_mapper ... ok
[INFO] [stdout] test avl_tree::test_avl_tree2 ... ok
[INFO] [stdout] test union_find::test_union_find ... ok
[INFO] [stdout] test avl_tree::test_avl_tree_iter ... ok
[INFO] [stdout] test avl_tree::test_avl_tree1 ... ok
[INFO] [stdout] test sparse_set::test_sparse_set ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 11.20s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests regalloc
[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" "be0096db6c29e406ca96a4c084ab1242ae9f75b0ac3331e2d39aba3e56d4eda6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be0096db6c29e406ca96a4c084ab1242ae9f75b0ac3331e2d39aba3e56d4eda6", kill_on_drop: false }`
[INFO] [stdout] be0096db6c29e406ca96a4c084ab1242ae9f75b0ac3331e2d39aba3e56d4eda6