[INFO] fetching crate mendel 0.0.2...
[INFO] testing mendel-0.0.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate mendel 0.0.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate mendel 0.0.2 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mendel 0.0.2
[INFO] finished tweaking crates.io crate mendel 0.0.2
[INFO] tweaked toml for crates.io crate mendel 0.0.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 0c78bbd5df7447f453a02a436cff8aa2391ee2c740b4561a3976a92f72bd27e3
[INFO] running `Command { std: "docker" "start" "-a" "0c78bbd5df7447f453a02a436cff8aa2391ee2c740b4561a3976a92f72bd27e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c78bbd5df7447f453a02a436cff8aa2391ee2c740b4561a3976a92f72bd27e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c78bbd5df7447f453a02a436cff8aa2391ee2c740b4561a3976a92f72bd27e3", kill_on_drop: false }`
[INFO] [stdout] 0c78bbd5df7447f453a02a436cff8aa2391ee2c740b4561a3976a92f72bd27e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59479b2d6a5a9e048fa643aa1b61263e4e84c975f63b273ed83b1b6e9685258b
[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" "59479b2d6a5a9e048fa643aa1b61263e4e84c975f63b273ed83b1b6e9685258b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling mendel v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.36s
[INFO] running `Command { std: "docker" "inspect" "59479b2d6a5a9e048fa643aa1b61263e4e84c975f63b273ed83b1b6e9685258b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59479b2d6a5a9e048fa643aa1b61263e4e84c975f63b273ed83b1b6e9685258b", kill_on_drop: false }`
[INFO] [stdout] 59479b2d6a5a9e048fa643aa1b61263e4e84c975f63b273ed83b1b6e9685258b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "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] 505c968c2dac15c4f2caacc5ab1b32b4ef59e39e9abc9965a5a31e6dd43cc242
[INFO] running `Command { std: "docker" "start" "-a" "505c968c2dac15c4f2caacc5ab1b32b4ef59e39e9abc9965a5a31e6dd43cc242", kill_on_drop: false }`
[INFO] [stderr]    Compiling mendel v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `name`
[INFO] [stdout]   --> src/lib.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         name: &'a str,
[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 1.14s
[INFO] running `Command { std: "docker" "inspect" "505c968c2dac15c4f2caacc5ab1b32b4ef59e39e9abc9965a5a31e6dd43cc242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "505c968c2dac15c4f2caacc5ab1b32b4ef59e39e9abc9965a5a31e6dd43cc242", kill_on_drop: false }`
[INFO] [stdout] 505c968c2dac15c4f2caacc5ab1b32b4ef59e39e9abc9965a5a31e6dd43cc242
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0fcc73d62e3b6e4389b9b671ae47b96e8869ff920249181af8c2235a421a8ff8
[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" "0fcc73d62e3b6e4389b9b671ae47b96e8869ff920249181af8c2235a421a8ff8", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: field is never read: `name`
[INFO] [stdout] running 3 tests
[INFO] [stderr]   --> src/lib.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         name: &'a str,
[INFO] [stderr]    |         ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mendel` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mendel-bfd121e5b0e72965)
[INFO] [stdout] test tests::test_set_max_sims ... ok
[INFO] [stdout] test tests::test_bag ... ok
[INFO] [stderr]    Doc-tests mendel
[INFO] [stdout] test tests::test_sample ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.74s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/bag.rs - bag::Bag<T>::from_range (line 33) ... ok
[INFO] [stdout] test src/bag.rs - bag::Bag<T>::from_vec (line 51) ... ok
[INFO] [stdout] test src/bag.rs - bag::Bag<T>::one (line 68) ... ok
[INFO] [stdout] test src/bag.rs - bag::Bag<T>::set_max_sims (line 133) ... ok
[INFO] [stdout] test src/bag.rs - bag::Bag<T>::sample (line 94) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.47s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0fcc73d62e3b6e4389b9b671ae47b96e8869ff920249181af8c2235a421a8ff8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0fcc73d62e3b6e4389b9b671ae47b96e8869ff920249181af8c2235a421a8ff8", kill_on_drop: false }`
[INFO] [stdout] 0fcc73d62e3b6e4389b9b671ae47b96e8869ff920249181af8c2235a421a8ff8