[INFO] cloning repository https://github.com/theotherphil/sparse
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/theotherphil/sparse" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheotherphil%2Fsparse", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheotherphil%2Fsparse'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 26a31e1643f466f9e421773d30e096e7fa336d82
[INFO] testing theotherphil/sparse against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftheotherphil%2Fsparse" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/theotherphil/sparse on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/theotherphil/sparse
[INFO] finished tweaking git repo https://github.com/theotherphil/sparse
[INFO] tweaked toml for git repo https://github.com/theotherphil/sparse written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/theotherphil/sparse already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 82352d882c4a17a88e0d58a30a1e1f91639d838faa311c5a78045e02c5b1de39
[INFO] running `Command { std: "docker" "start" "-a" "82352d882c4a17a88e0d58a30a1e1f91639d838faa311c5a78045e02c5b1de39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82352d882c4a17a88e0d58a30a1e1f91639d838faa311c5a78045e02c5b1de39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82352d882c4a17a88e0d58a30a1e1f91639d838faa311c5a78045e02c5b1de39", kill_on_drop: false }`
[INFO] [stdout] 82352d882c4a17a88e0d58a30a1e1f91639d838faa311c5a78045e02c5b1de39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbb020b17906be026e074a36d12d12403cb976b5d6c5fe4d08d15ca94e909f0a
[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" "dbb020b17906be026e074a36d12d12403cb976b5d6c5fe4d08d15ca94e909f0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling either v1.5.2
[INFO] [stderr]    Compiling crossbeam-utils v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling crossbeam-queue v0.1.2
[INFO] [stderr]    Compiling crossbeam-deque v0.6.3
[INFO] [stderr]    Compiling num_cpus v1.10.1
[INFO] [stderr]    Compiling rayon-core v1.5.0
[INFO] [stderr]    Compiling rayon v1.1.0
[INFO] [stderr]    Compiling sparse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `CSB`
[INFO] [stdout]    --> src/main.rs:238:8
[INFO] [stdout]     |
[INFO] [stdout] 238 | struct CSB {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.36s
[INFO] running `Command { std: "docker" "inspect" "dbb020b17906be026e074a36d12d12403cb976b5d6c5fe4d08d15ca94e909f0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbb020b17906be026e074a36d12d12403cb976b5d6c5fe4d08d15ca94e909f0a", kill_on_drop: false }`
[INFO] [stdout] dbb020b17906be026e074a36d12d12403cb976b5d6c5fe4d08d15ca94e909f0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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] 79ae0857b6d468395627ea071ca9786d3ed496b82e0bc542f7b680f0ecfdc796
[INFO] running `Command { std: "docker" "start" "-a" "79ae0857b6d468395627ea071ca9786d3ed496b82e0bc542f7b680f0ecfdc796", kill_on_drop: false }`
[INFO] [stderr]    Compiling sparse v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `CSB`
[INFO] [stdout]    --> src/main.rs:238:8
[INFO] [stdout]     |
[INFO] [stdout] 238 | struct CSB {
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.16s
[INFO] running `Command { std: "docker" "inspect" "79ae0857b6d468395627ea071ca9786d3ed496b82e0bc542f7b680f0ecfdc796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79ae0857b6d468395627ea071ca9786d3ed496b82e0bc542f7b680f0ecfdc796", kill_on_drop: false }`
[INFO] [stdout] 79ae0857b6d468395627ea071ca9786d3ed496b82e0bc542f7b680f0ecfdc796
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 286e5e6a5584fb4c8c4e20af53f383885e11fef3a0d6175abb4ca4ffa473bec6
[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" "286e5e6a5584fb4c8c4e20af53f383885e11fef3a0d6175abb4ca4ffa473bec6", kill_on_drop: false }`
[INFO] [stderr] warning: struct is never constructed: `CSB`
[INFO] [stderr]    --> src/main.rs:238:8
[INFO] [stderr]     |
[INFO] [stderr] 238 | struct CSB {
[INFO] [stderr]     |        ^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sparse` (bin "sparse" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sparse-989cb18bd6426c1e)
[INFO] [stdout] running 30 tests
[INFO] [stdout] test tests::bench_coo_par_t1 ... ok
[INFO] [stdout] test tests::bench_dense_par_t1 ... ok
[INFO] [stdout] test tests::bench_coo_t1 ... ok
[INFO] [stdout] test tests::bench_dok_par_t1 ... ok
[INFO] [stdout] test tests::bench_dok_t1 ... ok
[INFO] [stdout] test tests::bench_dense_t1 ... ok
[INFO] [stdout] test tests::test_coo_par_t1 ... ok
[INFO] [stdout] test tests::test_coo_t1 ... ok
[INFO] [stdout] test tests::bench_lil_par_t1 ... ok
[INFO] [stdout] test tests::bench_lil_t1 ... ok
[INFO] [stdout] test tests::bench_csr_t1 ... ok
[INFO] [stdout] test tests::test_csr_par_t1 ... ok
[INFO] [stdout] test tests::test_dense_t1 ... ok
[INFO] [stdout] test tests::test_csr_t1 ... ok
[INFO] [stdout] test tests::test_dense_par_t1 ... ok
[INFO] [stdout] test tests::test_lil_par_t1 ... ok
[INFO] [stdout] test tests::test_lil_t1 ... ok
[INFO] [stdout] test tests::test_dok_t1 ... ok
[INFO] [stdout] test tests::test_dok_par_t1 ... ok
[INFO] [stderr] error: test failed, to rerun pass '--bin sparse'
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/sparse-989cb18bd6426c1e` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "286e5e6a5584fb4c8c4e20af53f383885e11fef3a0d6175abb4ca4ffa473bec6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "286e5e6a5584fb4c8c4e20af53f383885e11fef3a0d6175abb4ca4ffa473bec6", kill_on_drop: false }`
[INFO] [stdout] 286e5e6a5584fb4c8c4e20af53f383885e11fef3a0d6175abb4ca4ffa473bec6