[INFO] fetching crate weighted_random_list 0.1.1...
[INFO] testing weighted_random_list-0.1.1 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate weighted_random_list 0.1.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate weighted_random_list 0.1.1 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate weighted_random_list 0.1.1
[INFO] finished tweaking crates.io crate weighted_random_list 0.1.1
[INFO] tweaked toml for crates.io crate weighted_random_list 0.1.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2fa6aaa565cecbcd86da4d942aab061aaf3a9983db7f4482f63710a8b802fea8
[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" "2fa6aaa565cecbcd86da4d942aab061aaf3a9983db7f4482f63710a8b802fea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fa6aaa565cecbcd86da4d942aab061aaf3a9983db7f4482f63710a8b802fea8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa6aaa565cecbcd86da4d942aab061aaf3a9983db7f4482f63710a8b802fea8", kill_on_drop: false }`
[INFO] [stdout] 2fa6aaa565cecbcd86da4d942aab061aaf3a9983db7f4482f63710a8b802fea8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ddafcc35fa02ed922d896e23f99373896289273578adb93bac29e7b61c4c3ead
[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" "ddafcc35fa02ed922d896e23f99373896289273578adb93bac29e7b61c4c3ead", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling autocfg v0.1.7
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling weighted_random_list v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.70s
[INFO] running `Command { std: "docker" "inspect" "ddafcc35fa02ed922d896e23f99373896289273578adb93bac29e7b61c4c3ead", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddafcc35fa02ed922d896e23f99373896289273578adb93bac29e7b61c4c3ead", kill_on_drop: false }`
[INFO] [stdout] ddafcc35fa02ed922d896e23f99373896289273578adb93bac29e7b61c4c3ead
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "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] f9a5bed6520b583da250c52c4d61d2795ab61dfde031931ba9350e9b2a006cbd
[INFO] running `Command { std: "docker" "start" "-a" "f9a5bed6520b583da250c52c4d61d2795ab61dfde031931ba9350e9b2a006cbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling weighted_random_list v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.13s
[INFO] running `Command { std: "docker" "inspect" "f9a5bed6520b583da250c52c4d61d2795ab61dfde031931ba9350e9b2a006cbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9a5bed6520b583da250c52c4d61d2795ab61dfde031931ba9350e9b2a006cbd", kill_on_drop: false }`
[INFO] [stdout] f9a5bed6520b583da250c52c4d61d2795ab61dfde031931ba9350e9b2a006cbd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] df9685a23735ae7434cf689a6c2c75e9599e7507acc25ffa2052cf3ad079cb8c
[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" "df9685a23735ae7434cf689a6c2c75e9599e7507acc25ffa2052cf3ad079cb8c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/weighted_random_list-425be99c2cf295ff
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::delete_end ... ok
[INFO] [stdout] test tests::delete_last ... ok
[INFO] [stdout] test tests::delete_mid ... ok
[INFO] [stdout] test tests::delete_not_found ... ok
[INFO] [stdout] test tests::collect ... ok
[INFO] [stdout] test tests::modify_weight ... ok
[INFO] [stdout] test tests::or_insert ... ok
[INFO] [stderr]    Doc-tests weighted_random_list
[INFO] [stdout] test tests::simple_inserts ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs - WeightedRandomList<T>::entry_first (line 118) ... ok
[INFO] [stdout] test src/lib.rs - Entry::or_insert_with_weight (line 182) ... ok
[INFO] [stdout] test src/lib.rs - Entry::set_weight (line 155) ... ok
[INFO] [stdout] test src/lib.rs - WeightedRandomList<T> (line 99) ... ok
[INFO] [stdout] test src/lib.rs - Entry::delete (line 210) ... ok
[INFO] [stdout] test src/lib.rs - WeightedRandomList<T>::get_random (line 68) ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "df9685a23735ae7434cf689a6c2c75e9599e7507acc25ffa2052cf3ad079cb8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df9685a23735ae7434cf689a6c2c75e9599e7507acc25ffa2052cf3ad079cb8c", kill_on_drop: false }`
[INFO] [stdout] df9685a23735ae7434cf689a6c2c75e9599e7507acc25ffa2052cf3ad079cb8c