[INFO] fetching crate random-wheel 0.3.1...
[INFO] testing random-wheel-0.3.1 against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] extracting crate random-wheel 0.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate random-wheel 0.3.1 on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate random-wheel 0.3.1
[INFO] finished tweaking crates.io crate random-wheel 0.3.1
[INFO] tweaked toml for crates.io crate random-wheel 0.3.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "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] 55e00a270d397d6fae2c3d0f65d54d4c1d26704e6276b242661133a69704e3e2
[INFO] running `Command { std: "docker" "start" "-a" "55e00a270d397d6fae2c3d0f65d54d4c1d26704e6276b242661133a69704e3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55e00a270d397d6fae2c3d0f65d54d4c1d26704e6276b242661133a69704e3e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55e00a270d397d6fae2c3d0f65d54d4c1d26704e6276b242661133a69704e3e2", kill_on_drop: false }`
[INFO] [stdout] 55e00a270d397d6fae2c3d0f65d54d4c1d26704e6276b242661133a69704e3e2
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 115275a7a5a7572b3babebcaa54f7098e45e91cff9a3a79fcf4d948326d827ac
[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" "115275a7a5a7572b3babebcaa54f7098e45e91cff9a3a79fcf4d948326d827ac", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.95
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling random-wheel v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `Command { std: "docker" "inspect" "115275a7a5a7572b3babebcaa54f7098e45e91cff9a3a79fcf4d948326d827ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "115275a7a5a7572b3babebcaa54f7098e45e91cff9a3a79fcf4d948326d827ac", kill_on_drop: false }`
[INFO] [stdout] 115275a7a5a7572b3babebcaa54f7098e45e91cff9a3a79fcf4d948326d827ac
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53e431d09cc1f2becdd9564e4bd01dcbdfd32a4b9c22f8d7213c7cbd9abf429a
[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" "53e431d09cc1f2becdd9564e4bd01dcbdfd32a4b9c22f8d7213c7cbd9abf429a", kill_on_drop: false }`
[INFO] [stderr]    Compiling random-wheel v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "53e431d09cc1f2becdd9564e4bd01dcbdfd32a4b9c22f8d7213c7cbd9abf429a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53e431d09cc1f2becdd9564e4bd01dcbdfd32a4b9c22f8d7213c7cbd9abf429a", kill_on_drop: false }`
[INFO] [stdout] 53e431d09cc1f2becdd9564e4bd01dcbdfd32a4b9c22f8d7213c7cbd9abf429a
[INFO] running `Command { std: "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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 741902947d114dfcb3f46b20688a36f20ebdde04d4682225d347477e04dc7fc7
[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" "741902947d114dfcb3f46b20688a36f20ebdde04d4682225d347477e04dc7fc7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/random_wheel-9343b714d8ac01e9)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-0af49e025255ec2e)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_clear ... ok
[INFO] [stdout] test tests::test_proba_sum ... ok
[INFO] [stdout] test tests::test_peek_and_pop_to_empty ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests random-wheel
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::new (line 61) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::is_empty (line 172) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::clear (line 150) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::iter (line 192) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::push (line 237) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::capacity (line 116) ... ok
[INFO] [stdout] test src/lib.rs - (line 25) ... ok
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::peek_mut (line 350) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::reserve (line 100) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::len (line 130) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::proba_sum (line 277) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::peek (line 324) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::pop (line 380) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::from_vec (line 41) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::iter_mut (line 215) ... ok
[INFO] [stdout] test src/random_wheel.rs - random_wheel::RandomWheel<T>::with_capacity (line 78) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "741902947d114dfcb3f46b20688a36f20ebdde04d4682225d347477e04dc7fc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "741902947d114dfcb3f46b20688a36f20ebdde04d4682225d347477e04dc7fc7", kill_on_drop: false }`
[INFO] [stdout] 741902947d114dfcb3f46b20688a36f20ebdde04d4682225d347477e04dc7fc7