[INFO] crate random-pick 1.2.8 is already in cache
[INFO] testing random-pick-1.2.8 against try#41997647ba6a77908f6ef64401414feb00bccf16 for pr-71274
[INFO] extracting crate random-pick 1.2.8 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate random-pick 1.2.8 on toolchain 41997647ba6a77908f6ef64401414feb00bccf16
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate random-pick 1.2.8
[INFO] finished tweaking crates.io crate random-pick 1.2.8
[INFO] tweaked toml for crates.io crate random-pick 1.2.8 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c4fa1577d8b9a0c070f224d32a97fcb2d4d5c490c9c6cf775e744150d0ce919f
[INFO] running `"docker" "start" "-a" "c4fa1577d8b9a0c070f224d32a97fcb2d4d5c490c9c6cf775e744150d0ce919f"`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling random-integer v1.1.1
[INFO] [stderr]    Compiling random-pick v1.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.59s
[INFO] running `"docker" "inspect" "c4fa1577d8b9a0c070f224d32a97fcb2d4d5c490c9c6cf775e744150d0ce919f"`
[INFO] running `"docker" "rm" "-f" "c4fa1577d8b9a0c070f224d32a97fcb2d4d5c490c9c6cf775e744150d0ce919f"`
[INFO] [stdout] c4fa1577d8b9a0c070f224d32a97fcb2d4d5c490c9c6cf775e744150d0ce919f
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3258c982ffa7af1fcfa40776bb1f7bec0e07e35cf2a3cbdaf0bf0b3bc87c0e3b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "3258c982ffa7af1fcfa40776bb1f7bec0e07e35cf2a3cbdaf0bf0b3bc87c0e3b"`
[INFO] [stderr]    Compiling random-pick v1.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `"docker" "inspect" "3258c982ffa7af1fcfa40776bb1f7bec0e07e35cf2a3cbdaf0bf0b3bc87c0e3b"`
[INFO] running `"docker" "rm" "-f" "3258c982ffa7af1fcfa40776bb1f7bec0e07e35cf2a3cbdaf0bf0b3bc87c0e3b"`
[INFO] [stdout] 3258c982ffa7af1fcfa40776bb1f7bec0e07e35cf2a3cbdaf0bf0b3bc87c0e3b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+41997647ba6a77908f6ef64401414feb00bccf16" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] adebf8c677d1c35cd032d5f0a68e37f861d93b61f9cbee8fbfcb0d811dbc684f
[INFO] running `"docker" "start" "-a" "adebf8c677d1c35cd032d5f0a68e37f861d93b61f9cbee8fbfcb0d811dbc684f"`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/random_pick-d659fe4cddac0290
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/tests-82b304153002d09d
[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
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test test_gen_multiple_index_with_weights_1 ... ok
[INFO] [stdout] test test_gen_index_with_weights_5 ... ok
[INFO] [stdout] test test_gen_index_with_weights_1 ... ok
[INFO] [stdout] test test_gen_multiple_index_with_weights_2 ... ok
[INFO] [stdout] test test_gen_index_with_weights_2 ... ok
[INFO] [stdout] test test_gen_index_with_weights_4 ... ok
[INFO] [stdout] test test_gen_multiple_index_with_weights_5 ... ok
[INFO] [stdout] test test_gen_multiple_index_with_weights_3 ... ok
[INFO] [stdout] test test_gen_index_with_weights_3 ... ok
[INFO] [stdout] test test_pick_from_mutliple_slices ... ok
[INFO] [stdout] test test_pick_from_slice ... ok
[INFO] [stdout] test test_pick_multiple_from_slice ... ok
[INFO] [stdout] test test_pick_multiple_from_mutliple_slices ... ok
[INFO] [stdout] test test_gen_multiple_index_with_weights_4 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests random-pick
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 6) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "adebf8c677d1c35cd032d5f0a68e37f861d93b61f9cbee8fbfcb0d811dbc684f"`
[INFO] running `"docker" "rm" "-f" "adebf8c677d1c35cd032d5f0a68e37f861d93b61f9cbee8fbfcb0d811dbc684f"`
[INFO] [stdout] adebf8c677d1c35cd032d5f0a68e37f861d93b61f9cbee8fbfcb0d811dbc684f