[INFO] fetching crate regalloc 0.0.31...
[INFO] testing regalloc-0.0.31 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate regalloc 0.0.31 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate regalloc 0.0.31 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8e8c33f57066eb666635d1b974fe866e851d4b385d5bff7584b1e27e020ca2c7
[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" "8e8c33f57066eb666635d1b974fe866e851d4b385d5bff7584b1e27e020ca2c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8e8c33f57066eb666635d1b974fe866e851d4b385d5bff7584b1e27e020ca2c7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8e8c33f57066eb666635d1b974fe866e851d4b385d5bff7584b1e27e020ca2c7", kill_on_drop: false }`
[INFO] [stdout] 8e8c33f57066eb666635d1b974fe866e851d4b385d5bff7584b1e27e020ca2c7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 07b6639e21ce9db3431360f1aa9c6d0e543db92bd5264a39e601360c57843beb
[INFO] running `Command { std: "docker" "start" "-a" "07b6639e21ce9db3431360f1aa9c6d0e543db92bd5264a39e601360c57843beb", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling regalloc v0.0.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.25s
[INFO] running `Command { std: "docker" "inspect" "07b6639e21ce9db3431360f1aa9c6d0e543db92bd5264a39e601360c57843beb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b6639e21ce9db3431360f1aa9c6d0e543db92bd5264a39e601360c57843beb", kill_on_drop: false }`
[INFO] [stdout] 07b6639e21ce9db3431360f1aa9c6d0e543db92bd5264a39e601360c57843beb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] f2853005cecb0de2ada05841f8903b8ab83b98af842becbaf3dc10a1771b5ec9
[INFO] running `Command { std: "docker" "start" "-a" "f2853005cecb0de2ada05841f8903b8ab83b98af842becbaf3dc10a1771b5ec9", kill_on_drop: false }`
[INFO] [stderr]    Compiling regalloc v0.0.31 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.84s
[INFO] running `Command { std: "docker" "inspect" "f2853005cecb0de2ada05841f8903b8ab83b98af842becbaf3dc10a1771b5ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2853005cecb0de2ada05841f8903b8ab83b98af842becbaf3dc10a1771b5ec9", kill_on_drop: false }`
[INFO] [stdout] f2853005cecb0de2ada05841f8903b8ab83b98af842becbaf3dc10a1771b5ec9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] db5e12cb561dfc9a355180992c3a0860dc1b52ccfb360ef25bafc3c7ce0c8067
[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" "db5e12cb561dfc9a355180992c3a0860dc1b52ccfb360ef25bafc3c7ce0c8067", 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-932d5563aa6a4313)
[INFO] [stdout] test avl_tree::test_avl_tree2 ... ok
[INFO] [stdout] test union_find::test_union_find ... ok
[INFO] [stdout] test reg_maps::test::test_reg_use_mapper ... 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 8.16s
[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" "db5e12cb561dfc9a355180992c3a0860dc1b52ccfb360ef25bafc3c7ce0c8067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db5e12cb561dfc9a355180992c3a0860dc1b52ccfb360ef25bafc3c7ce0c8067", kill_on_drop: false }`
[INFO] [stdout] db5e12cb561dfc9a355180992c3a0860dc1b52ccfb360ef25bafc3c7ce0c8067