[INFO] fetching crate stochastic_universal_sampling 1.1.1...
[INFO] testing stochastic_universal_sampling-1.1.1 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate stochastic_universal_sampling 1.1.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate stochastic_universal_sampling 1.1.1
[INFO] finished tweaking crates.io crate stochastic_universal_sampling 1.1.1
[INFO] tweaked toml for crates.io crate stochastic_universal_sampling 1.1.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate stochastic_universal_sampling 1.1.1 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate stochastic_universal_sampling 1.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2e3e20c1973bc2403331782ef7a1db20bda3a34d49453cbb4170ce2da72fd931
[INFO] running `Command { std: "docker" "start" "-a" "2e3e20c1973bc2403331782ef7a1db20bda3a34d49453cbb4170ce2da72fd931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2e3e20c1973bc2403331782ef7a1db20bda3a34d49453cbb4170ce2da72fd931", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e3e20c1973bc2403331782ef7a1db20bda3a34d49453cbb4170ce2da72fd931", kill_on_drop: false }`
[INFO] [stdout] 2e3e20c1973bc2403331782ef7a1db20bda3a34d49453cbb4170ce2da72fd931
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4c26332a0351577c3823701a4be4119687234d497399b3b6dfa47f3e8c9a02b
[INFO] running `Command { std: "docker" "start" "-a" "c4c26332a0351577c3823701a4be4119687234d497399b3b6dfa47f3e8c9a02b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling stochastic_universal_sampling v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.19s
[INFO] running `Command { std: "docker" "inspect" "c4c26332a0351577c3823701a4be4119687234d497399b3b6dfa47f3e8c9a02b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4c26332a0351577c3823701a4be4119687234d497399b3b6dfa47f3e8c9a02b", kill_on_drop: false }`
[INFO] [stdout] c4c26332a0351577c3823701a4be4119687234d497399b3b6dfa47f3e8c9a02b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0bc80beca545f9b2c0d9fc73e4fa1a969506e9b75b98a27d43b46cf4d3d6eac
[INFO] running `Command { std: "docker" "start" "-a" "f0bc80beca545f9b2c0d9fc73e4fa1a969506e9b75b98a27d43b46cf4d3d6eac", kill_on_drop: false }`
[INFO] [stderr]    Compiling stochastic_universal_sampling v1.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.63s
[INFO] running `Command { std: "docker" "inspect" "f0bc80beca545f9b2c0d9fc73e4fa1a969506e9b75b98a27d43b46cf4d3d6eac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0bc80beca545f9b2c0d9fc73e4fa1a969506e9b75b98a27d43b46cf4d3d6eac", kill_on_drop: false }`
[INFO] [stdout] f0bc80beca545f9b2c0d9fc73e4fa1a969506e9b75b98a27d43b46cf4d3d6eac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 75e481de96d0808732387ee77c94e5b3559ac1810e7ae4a133e6ef8dba46a343
[INFO] running `Command { std: "docker" "start" "-a" "75e481de96d0808732387ee77c94e5b3559ac1810e7ae4a133e6ef8dba46a343", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/stochastic_universal_sampling-d71810abdbaceb6f)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tests::benchmark ... ignored
[INFO] [stdout] test tests::no_data ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::not_enough_data ... ok
[INFO] [stdout] test tests::round_robin ... ok
[INFO] [stdout] test tests::zero_data ... ok
[INFO] [stdout] test tests::sample_one ... ok
[INFO] [stdout] test tests::random_data ... ok
[INFO] [stdout] test tests::uniform_weights ... ok
[INFO] [stdout] test tests::random_order ... ok
[INFO] [stdout] test tests::no_data_panic - should panic ... ok
[INFO] [stdout] test tests::random_order_repeats ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "75e481de96d0808732387ee77c94e5b3559ac1810e7ae4a133e6ef8dba46a343", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75e481de96d0808732387ee77c94e5b3559ac1810e7ae4a133e6ef8dba46a343", kill_on_drop: false }`
[INFO] [stdout] 75e481de96d0808732387ee77c94e5b3559ac1810e7ae4a133e6ef8dba46a343