[INFO] fetching crate random_choice 0.3.2...
[INFO] testing random_choice-0.3.2 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate random_choice 0.3.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate random_choice 0.3.2 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3efc1bd766772a5930a2648cef7e5680aceb6e25123c7b2f6e60149c90795b68
[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" "3efc1bd766772a5930a2648cef7e5680aceb6e25123c7b2f6e60149c90795b68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3efc1bd766772a5930a2648cef7e5680aceb6e25123c7b2f6e60149c90795b68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3efc1bd766772a5930a2648cef7e5680aceb6e25123c7b2f6e60149c90795b68", kill_on_drop: false }`
[INFO] [stdout] 3efc1bd766772a5930a2648cef7e5680aceb6e25123c7b2f6e60149c90795b68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 678ce1051fea77b5cb62d13c1fc1caa7a4f5bb1216618565a8ad40c345e1f2e4
[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" "678ce1051fea77b5cb62d13c1fc1caa7a4f5bb1216618565a8ad40c345e1f2e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling random_choice v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "678ce1051fea77b5cb62d13c1fc1caa7a4f5bb1216618565a8ad40c345e1f2e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "678ce1051fea77b5cb62d13c1fc1caa7a4f5bb1216618565a8ad40c345e1f2e4", kill_on_drop: false }`
[INFO] [stdout] 678ce1051fea77b5cb62d13c1fc1caa7a4f5bb1216618565a8ad40c345e1f2e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] c8c214494ed0cf3783523e1bcc60a5a80e583a5d3ce8c6ce28aeeebcaf59bd87
[INFO] running `Command { std: "docker" "start" "-a" "c8c214494ed0cf3783523e1bcc60a5a80e583a5d3ce8c6ce28aeeebcaf59bd87", kill_on_drop: false }`
[INFO] [stderr]    Compiling random_choice v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "c8c214494ed0cf3783523e1bcc60a5a80e583a5d3ce8c6ce28aeeebcaf59bd87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8c214494ed0cf3783523e1bcc60a5a80e583a5d3ce8c6ce28aeeebcaf59bd87", kill_on_drop: false }`
[INFO] [stdout] c8c214494ed0cf3783523e1bcc60a5a80e583a5d3ce8c6ce28aeeebcaf59bd87
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", 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] 49db9f835290ed6db92a6ff04f7bf231b053743135ea673b4df960d00ef30e98
[INFO] running `Command { std: "docker" "start" "-a" "49db9f835290ed6db92a6ff04f7bf231b053743135ea673b4df960d00ef30e98", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/random_choice-9106dc2188760e81)
[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-904fe3b71bb47c5d)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_random_choice_weights_zero_f64 ... ok
[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_samples_zero_f64 ... ok
[INFO] [stdout] test tests::test_random_choice_small_n_f32 ... ok
[INFO] [stdout] test tests::test_random_choice_small_n_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_f64 ... ok
[INFO] [stdout] test tests::test_random_choice_with_seed_f64 ... ok
[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 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests random_choice
[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 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "49db9f835290ed6db92a6ff04f7bf231b053743135ea673b4df960d00ef30e98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49db9f835290ed6db92a6ff04f7bf231b053743135ea673b4df960d00ef30e98", kill_on_drop: false }`
[INFO] [stdout] 49db9f835290ed6db92a6ff04f7bf231b053743135ea673b4df960d00ef30e98