[INFO] cloning repository https://github.com/datapythonista/rust_bench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/datapythonista/rust_bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdatapythonista%2Frust_bench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdatapythonista%2Frust_bench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b71e0e9b25cd7a9b3de23b7ffe02a63cc7ef2613
[INFO] testing datapythonista/rust_bench against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdatapythonista%2Frust_bench" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/datapythonista/rust_bench
[INFO] finished tweaking git repo https://github.com/datapythonista/rust_bench
[INFO] tweaked toml for git repo https://github.com/datapythonista/rust_bench written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/datapythonista/rust_bench on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/datapythonista/rust_bench already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_cpus v1.14.0
[INFO] [stderr]   Downloaded perf-event v0.4.8
[INFO] [stderr]   Downloaded perf-event-open-sys v4.0.0
[INFO] [stderr]   Downloaded core_affinity v0.5.10
[INFO] [stderr]   Downloaded libc v0.2.137
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d1143c787a88cc0886e12adfe89c6297497037929e87e672b58df9aafe994bc1
[INFO] running `Command { std: "docker" "start" "-a" "d1143c787a88cc0886e12adfe89c6297497037929e87e672b58df9aafe994bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d1143c787a88cc0886e12adfe89c6297497037929e87e672b58df9aafe994bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1143c787a88cc0886e12adfe89c6297497037929e87e672b58df9aafe994bc1", kill_on_drop: false }`
[INFO] [stdout] d1143c787a88cc0886e12adfe89c6297497037929e87e672b58df9aafe994bc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] da4d2c30c4a093b3f69af89ba77a7566fe55cdc280f43b707af103726a6630d4
[INFO] running `Command { std: "docker" "start" "-a" "da4d2c30c4a093b3f69af89ba77a7566fe55cdc280f43b707af103726a6630d4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling num_cpus v1.14.0
[INFO] [stderr]    Compiling perf-event-open-sys v4.0.0
[INFO] [stderr]    Compiling core_affinity v0.5.10
[INFO] [stderr]    Compiling perf-event v0.4.8
[INFO] [stderr]    Compiling rust_bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core_affinity`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core_affinity;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "da4d2c30c4a093b3f69af89ba77a7566fe55cdc280f43b707af103726a6630d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da4d2c30c4a093b3f69af89ba77a7566fe55cdc280f43b707af103726a6630d4", kill_on_drop: false }`
[INFO] [stdout] da4d2c30c4a093b3f69af89ba77a7566fe55cdc280f43b707af103726a6630d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] f8e9bc31947eb5be04127e9ff7af0edb04963c053bc341289641273f65a3b57b
[INFO] running `Command { std: "docker" "start" "-a" "f8e9bc31947eb5be04127e9ff7af0edb04963c053bc341289641273f65a3b57b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `core_affinity`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use core_affinity;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "f8e9bc31947eb5be04127e9ff7af0edb04963c053bc341289641273f65a3b57b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8e9bc31947eb5be04127e9ff7af0edb04963c053bc341289641273f65a3b57b", kill_on_drop: false }`
[INFO] [stdout] f8e9bc31947eb5be04127e9ff7af0edb04963c053bc341289641273f65a3b57b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] a58102a00ea014162ecf6a9dfd494ba08749cb1ed199b34fc7c5d7370a0dc038
[INFO] running `Command { std: "docker" "start" "-a" "a58102a00ea014162ecf6a9dfd494ba08749cb1ed199b34fc7c5d7370a0dc038", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `core_affinity`
[INFO] [stderr]  --> src/main.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use core_affinity;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_bench` (bin "rust_bench" test) generated 1 warning (run `cargo fix --bin "rust_bench" -p rust_bench --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/build/rust_bench/9aeb54ed20470e34/deps/rust_bench-9aeb54ed20470e34)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test prime::tests::test_v2 ... ok
[INFO] [stdout] test prime::tests::test_v1 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a58102a00ea014162ecf6a9dfd494ba08749cb1ed199b34fc7c5d7370a0dc038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a58102a00ea014162ecf6a9dfd494ba08749cb1ed199b34fc7c5d7370a0dc038", kill_on_drop: false }`
[INFO] [stdout] a58102a00ea014162ecf6a9dfd494ba08749cb1ed199b34fc7c5d7370a0dc038