[INFO] fetching crate watermark 1.1.0...
[INFO] testing watermark-1.1.0 against 1.60.0 for beta-1.61-1
[INFO] extracting crate watermark 1.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate watermark 1.1.0 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 1ff8c8b1507ae5dc1e988260f6acf788a65d47e4410333efddbe43b8186fa382
[INFO] running `Command { std: "docker" "start" "-a" "1ff8c8b1507ae5dc1e988260f6acf788a65d47e4410333efddbe43b8186fa382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ff8c8b1507ae5dc1e988260f6acf788a65d47e4410333efddbe43b8186fa382", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ff8c8b1507ae5dc1e988260f6acf788a65d47e4410333efddbe43b8186fa382", kill_on_drop: false }`
[INFO] [stdout] 1ff8c8b1507ae5dc1e988260f6acf788a65d47e4410333efddbe43b8186fa382
[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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--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] b8e24ee44382138f0f72d49ec3f5bf19d9188a75db7bdf998d415847293a1cbf
[INFO] running `Command { std: "docker" "start" "-a" "b8e24ee44382138f0f72d49ec3f5bf19d9188a75db7bdf998d415847293a1cbf", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-complex 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 13.06s
[INFO] running `Command { std: "docker" "inspect" "b8e24ee44382138f0f72d49ec3f5bf19d9188a75db7bdf998d415847293a1cbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8e24ee44382138f0f72d49ec3f5bf19d9188a75db7bdf998d415847293a1cbf", kill_on_drop: false }`
[INFO] [stdout] b8e24ee44382138f0f72d49ec3f5bf19d9188a75db7bdf998d415847293a1cbf
[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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "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] 8fe8112d8cb98848c48bca31b5983e491736b710c0d7ffb60ca5f755e862da86
[INFO] running `Command { std: "docker" "start" "-a" "8fe8112d8cb98848c48bca31b5983e491736b710c0d7ffb60ca5f755e862da86", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling semver v1.0.7
[INFO] [stderr]    Compiling crossbeam-utils v0.8.8
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.8
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling csv v1.1.6
[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] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stdout]    --> src/lib.rs:183:1
[INFO] [stdout]     |
[INFO] [stdout] 183 | mod tests {
[INFO] [stdout]     | ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 40.35s
[INFO] running `Command { std: "docker" "inspect" "8fe8112d8cb98848c48bca31b5983e491736b710c0d7ffb60ca5f755e862da86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fe8112d8cb98848c48bca31b5983e491736b710c0d7ffb60ca5f755e862da86", kill_on_drop: false }`
[INFO] [stdout] 8fe8112d8cb98848c48bca31b5983e491736b710c0d7ffb60ca5f755e862da86
[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=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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 43f8e78c74888e211ca94044bb7e17e1cfa49fba25450b1349815b03a53ca6b6
[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" "43f8e78c74888e211ca94044bb7e17e1cfa49fba25450b1349815b03a53ca6b6", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::panic`
[INFO] [stdout] 
[INFO] [stderr]    --> src/lib.rs:222:9
[INFO] [stdout] running 6 tests
[INFO] [stderr]     |
[INFO] [stderr] 222 |     use std::panic;
[INFO] [stderr]     |         ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] help: consider adding a `#[cfg(test)]` to the containing module
[INFO] [stderr]    --> src/lib.rs:183:1
[INFO] [stderr]     |
[INFO] [stderr] 183 | mod tests {
[INFO] [stderr]     | ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `watermark` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/watermark-fdd7cc8b4d16dd10)
[INFO] [stdout] test tests::can_create_as_default ... ok
[INFO] [stdout] test tests::can_check_size ... ok
[INFO] [stdout] test tests::basic_operation ... ok
[INFO] [stdout] test tests::can_insert_many_with_good_watermarking ... ok
[INFO] [stdout] test tests::can_insert_slightly_out_of_order ... ok
[INFO] [stdout] test tests::should_support_other_integer_types ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests watermark
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - WatermarkSet<T>::insert (line 94) ... ok
[INFO] [stdout] test src/lib.rs - WatermarkSet<T>::new (line 77) ... ok
[INFO] [stdout] test src/lib.rs - WatermarkSet<T>::contains (line 160) ... ok
[INFO] [stdout] test src/lib.rs - WatermarkSet<T>::size (line 136) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "43f8e78c74888e211ca94044bb7e17e1cfa49fba25450b1349815b03a53ca6b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43f8e78c74888e211ca94044bb7e17e1cfa49fba25450b1349815b03a53ca6b6", kill_on_drop: false }`
[INFO] [stdout] 43f8e78c74888e211ca94044bb7e17e1cfa49fba25450b1349815b03a53ca6b6