[INFO] fetching crate watermark 1.1.0...
[INFO] testing watermark-1.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate watermark 1.1.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate watermark 1.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate watermark 1.1.0
[INFO] finished tweaking crates.io crate watermark 1.1.0
[INFO] tweaked toml for crates.io crate watermark 1.1.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c64d67c6815c1e97e988119405790af88038045903b886daa46b348df7271d2d
[INFO] running `Command { std: "docker" "start" "-a" "c64d67c6815c1e97e988119405790af88038045903b886daa46b348df7271d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c64d67c6815c1e97e988119405790af88038045903b886daa46b348df7271d2d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c64d67c6815c1e97e988119405790af88038045903b886daa46b348df7271d2d", kill_on_drop: false }`
[INFO] [stdout] c64d67c6815c1e97e988119405790af88038045903b886daa46b348df7271d2d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71b0bdb20dfec35f62e0ceb35b47ee9f74672d7c772f1abbcd58278a31f9ce00
[INFO] running `Command { std: "docker" "start" "-a" "71b0bdb20dfec35f62e0ceb35b47ee9f74672d7c772f1abbcd58278a31f9ce00", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling watermark v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.93s
[INFO] running `Command { std: "docker" "inspect" "71b0bdb20dfec35f62e0ceb35b47ee9f74672d7c772f1abbcd58278a31f9ce00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b0bdb20dfec35f62e0ceb35b47ee9f74672d7c772f1abbcd58278a31f9ce00", kill_on_drop: false }`
[INFO] [stdout] 71b0bdb20dfec35f62e0ceb35b47ee9f74672d7c772f1abbcd58278a31f9ce00
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c00336a990e1f72dd739a2fcc458ea9235215ffff271943580a914e909544037
[INFO] running `Command { std: "docker" "start" "-a" "c00336a990e1f72dd739a2fcc458ea9235215ffff271943580a914e909544037", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling watermark v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::panic`
[INFO] [stdout]    --> src/lib.rs:222:9
[INFO] [stdout]     |
[INFO] [stdout] 222 |     use std::panic;
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.54s
[INFO] running `Command { std: "docker" "inspect" "c00336a990e1f72dd739a2fcc458ea9235215ffff271943580a914e909544037", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c00336a990e1f72dd739a2fcc458ea9235215ffff271943580a914e909544037", kill_on_drop: false }`
[INFO] [stdout] c00336a990e1f72dd739a2fcc458ea9235215ffff271943580a914e909544037
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b8c195b4d03b5dd971ee959c0ea3dc08d85c8661afa248c303f6afcc1733c462
[INFO] running `Command { std: "docker" "start" "-a" "b8c195b4d03b5dd971ee959c0ea3dc08d85c8661afa248c303f6afcc1733c462", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `std::panic`
[INFO] [stdout] running 6 tests
[INFO] [stderr]    --> src/lib.rs:222:9
[INFO] [stdout] test tests::should_support_other_integer_types ... ok
[INFO] [stderr]     |
[INFO] [stdout] test tests::can_check_size ... ok
[INFO] [stderr] 222 |     use std::panic;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `watermark` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/watermark-f92bb4ca0f7a8c14)
[INFO] [stdout] test tests::can_insert_slightly_out_of_order ... ok
[INFO] [stderr]    Doc-tests watermark
[INFO] [stdout] test tests::can_insert_many_with_good_watermarking ... ok
[INFO] [stdout] test tests::basic_operation ... ok
[INFO] [stdout] test tests::can_create_as_default ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - WatermarkSet<T>::size (line 136) ... ok
[INFO] [stdout] test src/lib.rs - WatermarkSet<T>::new (line 77) ... ok
[INFO] [stdout] test src/lib.rs - WatermarkSet<T>::insert (line 94) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - WatermarkSet<T>::contains (line 160) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.14s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b8c195b4d03b5dd971ee959c0ea3dc08d85c8661afa248c303f6afcc1733c462", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8c195b4d03b5dd971ee959c0ea3dc08d85c8661afa248c303f6afcc1733c462", kill_on_drop: false }`
[INFO] [stdout] b8c195b4d03b5dd971ee959c0ea3dc08d85c8661afa248c303f6afcc1733c462