[INFO] fetching crate streaming_algorithms 0.3.3...
[INFO] testing streaming_algorithms-0.3.3 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-2
[INFO] extracting crate streaming_algorithms 0.3.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate streaming_algorithms 0.3.3
[INFO] finished tweaking crates.io crate streaming_algorithms 0.3.3
[INFO] tweaked toml for crates.io crate streaming_algorithms 0.3.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate streaming_algorithms 0.3.3 on toolchain 562dee4820c458d823175268e41601d4c060588a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate streaming_algorithms 0.3.3 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 497f58337497a4e5147b02cc8d5bccd813c6a7680ed9adf6de2b9731cead7653
[INFO] running `Command { std: "docker" "start" "-a" "497f58337497a4e5147b02cc8d5bccd813c6a7680ed9adf6de2b9731cead7653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "497f58337497a4e5147b02cc8d5bccd813c6a7680ed9adf6de2b9731cead7653", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "497f58337497a4e5147b02cc8d5bccd813c6a7680ed9adf6de2b9731cead7653", kill_on_drop: false }`
[INFO] [stdout] 497f58337497a4e5147b02cc8d5bccd813c6a7680ed9adf6de2b9731cead7653
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9cc2a410284fd66dcaf46254364247ba39696c11248a0e3bde1622ac6a0875e9
[INFO] running `Command { std: "docker" "start" "-a" "9cc2a410284fd66dcaf46254364247ba39696c11248a0e3bde1622ac6a0875e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling cfg-if v1.0.3
[INFO] [stderr]    Compiling zerocopy v0.8.27
[INFO] [stderr]    Compiling proc-macro2 v1.0.101
[INFO] [stderr]    Compiling unicode-ident v1.0.19
[INFO] [stderr]    Compiling quote v1.0.41
[INFO] [stderr]    Compiling xxhash-rust v0.8.15
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling twox-hash v1.6.3
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling streaming_algorithms v0.3.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.72s
[INFO] running `Command { std: "docker" "inspect" "9cc2a410284fd66dcaf46254364247ba39696c11248a0e3bde1622ac6a0875e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cc2a410284fd66dcaf46254364247ba39696c11248a0e3bde1622ac6a0875e9", kill_on_drop: false }`
[INFO] [stdout] 9cc2a410284fd66dcaf46254364247ba39696c11248a0e3bde1622ac6a0875e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42e6ea5831a54b464f900655bbd4905ff6a013f84bcd68e4c533856e6f680c20
[INFO] running `Command { std: "docker" "start" "-a" "42e6ea5831a54b464f900655bbd4905ff6a013f84bcd68e4c533856e6f680c20", kill_on_drop: false }`
[INFO] [stderr]    Compiling streaming_algorithms v0.3.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]    --> src/distinct.rs:621:6
[INFO] [stdout]     |
[INFO] [stdout] 621 |     use std::io::Write;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `Command { std: "docker" "inspect" "42e6ea5831a54b464f900655bbd4905ff6a013f84bcd68e4c533856e6f680c20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42e6ea5831a54b464f900655bbd4905ff6a013f84bcd68e4c533856e6f680c20", kill_on_drop: false }`
[INFO] [stdout] 42e6ea5831a54b464f900655bbd4905ff6a013f84bcd68e4c533856e6f680c20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 956108e30e84ccad5a53f42da9594c457b74f897ac9952c3a3fd072ba16aa142
[INFO] running `Command { std: "docker" "start" "-a" "956108e30e84ccad5a53f42da9594c457b74f897ac9952c3a3fd072ba16aa142", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::io::Write`
[INFO] [stderr]    --> src/distinct.rs:621:6
[INFO] [stderr]     |
[INFO] [stderr] 621 |     use std::io::Write;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `streaming_algorithms` (lib test) generated 1 warning (run `cargo fix --lib -p streaming_algorithms --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/streaming_algorithms-3dc62ae0ada9d13d)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test count_min::tests::test_increment ... ok
[INFO] [stdout] test count_min::tests::test_overflow ... ignored
[INFO] [stdout] test top::test::many ... ignored
[INFO] [stdout] test distinct::test::hyperloglog_test_simple ... ok
[INFO] [stdout] test distinct::test::pow_bithack ... ok
[INFO] [stdout] test distinct::test::hyperloglog_test_merge ... ok
[INFO] [stdout] test distinct::test::push_hash64 ... ok
[INFO] [stdout] test distinct::consts::test::ordered ... ok
[INFO] [stdout] test top::test::abc ... ok
[INFO] [stdout] test distinct::test::push ... ok
[INFO] [stdout] test count_min::tests::test_increment_multi ... ok
[INFO] [stdout] test sample::test::sample_unstable ... ok
[INFO] [stdout] test sample::test::sample_without_replacement ... ok
[INFO] [stdout] test top::test::top_hll ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 18.31s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests streaming_algorithms
[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] running `Command { std: "docker" "inspect" "956108e30e84ccad5a53f42da9594c457b74f897ac9952c3a3fd072ba16aa142", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "956108e30e84ccad5a53f42da9594c457b74f897ac9952c3a3fd072ba16aa142", kill_on_drop: false }`
[INFO] [stdout] 956108e30e84ccad5a53f42da9594c457b74f897ac9952c3a3fd072ba16aa142