[INFO] fetching crate random_choice 0.3.2...
[INFO] testing random_choice-0.3.2 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate random_choice 0.3.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate random_choice 0.3.2 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 random_choice 0.3.2
[INFO] finished tweaking crates.io crate random_choice 0.3.2
[INFO] tweaked toml for crates.io crate random_choice 0.3.2 written to /workspace/builds/worker-6/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 089bf9a61409ad228e273f74c312b4322663c414e89dd09f1113f12fa26c3afa
[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" "089bf9a61409ad228e273f74c312b4322663c414e89dd09f1113f12fa26c3afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "089bf9a61409ad228e273f74c312b4322663c414e89dd09f1113f12fa26c3afa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "089bf9a61409ad228e273f74c312b4322663c414e89dd09f1113f12fa26c3afa", kill_on_drop: false }`
[INFO] [stdout] 089bf9a61409ad228e273f74c312b4322663c414e89dd09f1113f12fa26c3afa
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78356796cee7c368ee0d256809b797181a661727700c1fa2a3f6b7b78d56b759
[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" "78356796cee7c368ee0d256809b797181a661727700c1fa2a3f6b7b78d56b759", kill_on_drop: false }`
[INFO] [stderr]    Compiling random_choice v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "78356796cee7c368ee0d256809b797181a661727700c1fa2a3f6b7b78d56b759", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78356796cee7c368ee0d256809b797181a661727700c1fa2a3f6b7b78d56b759", kill_on_drop: false }`
[INFO] [stdout] 78356796cee7c368ee0d256809b797181a661727700c1fa2a3f6b7b78d56b759
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca345ef959da0a9b9d108f216d5cca60d91c26e98f346788c5a77e6ca4e06757
[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" "ca345ef959da0a9b9d108f216d5cca60d91c26e98f346788c5a77e6ca4e06757", kill_on_drop: false }`
[INFO] [stderr]    Compiling random_choice v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] running `Command { std: "docker" "inspect" "ca345ef959da0a9b9d108f216d5cca60d91c26e98f346788c5a77e6ca4e06757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca345ef959da0a9b9d108f216d5cca60d91c26e98f346788c5a77e6ca4e06757", kill_on_drop: false }`
[INFO] [stdout] ca345ef959da0a9b9d108f216d5cca60d91c26e98f346788c5a77e6ca4e06757
[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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2efb2467e19b99ef3a81efa06ad59fde154b5dfc2f4d36be8a97e977734113c0
[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" "2efb2467e19b99ef3a81efa06ad59fde154b5dfc2f4d36be8a97e977734113c0", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/random_choice-0a9b363d2e7abd8d)
[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] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-62d12b36c0fe4178)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_random_choice_weights_zero_f32 ... ok
[INFO] [stdout] test tests::test_random_choice_zero_elements_f64 ... ok
[INFO] [stdout] test tests::test_random_choice_small_n_f64 ... ok
[INFO] [stdout] test tests::test_random_choice_small_n_f32 ... ok
[INFO] [stdout] test tests::test_random_choice_samples_zero_f64 ... ok
[INFO] [stdout] test tests::test_random_choice_samples_zero_f32 ... ok
[INFO] [stdout] test tests::test_random_choice_zero_elements_f32 ... ok
[INFO] [stdout] test tests::test_random_choice_weights_zero_f64 ... ok
[INFO] [stdout] test tests::test_random_choice_with_seed_f64 ... ok
[INFO] [stdout] test tests::test_random_choice_f64 ... ok
[INFO] [stderr]    Doc-tests random_choice
[INFO] [stdout] test tests::test_random_choice_f32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.97s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "2efb2467e19b99ef3a81efa06ad59fde154b5dfc2f4d36be8a97e977734113c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2efb2467e19b99ef3a81efa06ad59fde154b5dfc2f4d36be8a97e977734113c0", kill_on_drop: false }`
[INFO] [stdout] 2efb2467e19b99ef3a81efa06ad59fde154b5dfc2f4d36be8a97e977734113c0