[INFO] fetching crate utimeseries 0.1.1...
[INFO] testing utimeseries-0.1.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate utimeseries 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate utimeseries 0.1.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate utimeseries 0.1.1
[INFO] finished tweaking crates.io crate utimeseries 0.1.1
[INFO] tweaked toml for crates.io crate utimeseries 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6e40429d680b278f8dea7b966945db36e84c41a95bed13c591f84c5de8fcc74
[INFO] running `Command { std: "docker" "start" "-a" "f6e40429d680b278f8dea7b966945db36e84c41a95bed13c591f84c5de8fcc74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6e40429d680b278f8dea7b966945db36e84c41a95bed13c591f84c5de8fcc74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6e40429d680b278f8dea7b966945db36e84c41a95bed13c591f84c5de8fcc74", kill_on_drop: false }`
[INFO] [stdout] f6e40429d680b278f8dea7b966945db36e84c41a95bed13c591f84c5de8fcc74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c0b4f83c7ffebe5f02e242daaae4a02c9c7988719fdc42b43aa85d3ca1f839a
[INFO] running `Command { std: "docker" "start" "-a" "3c0b4f83c7ffebe5f02e242daaae4a02c9c7988719fdc42b43aa85d3ca1f839a", kill_on_drop: false }`
[INFO] [stderr]    Compiling semver v1.0.7
[INFO] [stderr]    Compiling byte_conv v0.1.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling utimeseries v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `base_path`
[INFO] [stdout]  --> src/database.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     base_path: path::PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `TimeseriesDatabase` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/database.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.64s
[INFO] running `Command { std: "docker" "inspect" "3c0b4f83c7ffebe5f02e242daaae4a02c9c7988719fdc42b43aa85d3ca1f839a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c0b4f83c7ffebe5f02e242daaae4a02c9c7988719fdc42b43aa85d3ca1f839a", kill_on_drop: false }`
[INFO] [stdout] 3c0b4f83c7ffebe5f02e242daaae4a02c9c7988719fdc42b43aa85d3ca1f839a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82fbff1734c41c83fb348014c2c56aab4afad5b85328cdd464e6bed9e72b5baa
[INFO] running `Command { std: "docker" "start" "-a" "82fbff1734c41c83fb348014c2c56aab4afad5b85328cdd464e6bed9e72b5baa", kill_on_drop: false }`
[INFO] [stderr]    Compiling utimeseries v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `base_path`
[INFO] [stdout]  --> src/database.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     base_path: path::PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `TimeseriesDatabase` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/database.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `base_path`
[INFO] [stdout]  --> src/database.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     base_path: path::PathBuf,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `TimeseriesDatabase` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]  --> src/database.rs:4:10
[INFO] [stdout]   |
[INFO] [stdout] 4 | #[derive(Debug)]
[INFO] [stdout]   |          ^^^^^
[INFO] [stdout]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/utimeseries-e5d723a0ccf84885)
[INFO] [stderr]   Executable tests/file.rs (/opt/rustwide/target/debug/deps/file-c26d2983fff08198)
[INFO] running `Command { std: "docker" "inspect" "82fbff1734c41c83fb348014c2c56aab4afad5b85328cdd464e6bed9e72b5baa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82fbff1734c41c83fb348014c2c56aab4afad5b85328cdd464e6bed9e72b5baa", kill_on_drop: false }`
[INFO] [stdout] 82fbff1734c41c83fb348014c2c56aab4afad5b85328cdd464e6bed9e72b5baa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 89d65a19621034f181bcc51e2fb4c4a60371f91f3f43bcb57502c62ea7bd991f
[INFO] running `Command { std: "docker" "start" "-a" "89d65a19621034f181bcc51e2fb4c4a60371f91f3f43bcb57502c62ea7bd991f", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `base_path`
[INFO] [stderr]  --> src/database.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     base_path: path::PathBuf,
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `TimeseriesDatabase` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]  --> src/database.rs:4:10
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[derive(Debug)]
[INFO] [stderr]   |          ^^^^^
[INFO] [stderr]   = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: `utimeseries` (lib) generated 1 warning
[INFO] [stderr] warning: `utimeseries` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/utimeseries-e5d723a0ccf84885)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test file_header_loads_correctly ... ok
[INFO] [stdout] test file_header_rejects_invalid_magic_number ... ok
[INFO] [stdout] test file_header_rejects_too_short ... ok
[INFO] [stdout] test tests::into ... ok
[INFO] [stdout] test tests::read_and_write ... ok
[INFO] [stdout] test util::duration_ns64_works_for_valid_values ... ok
[INFO] [stdout] test util::test_read_raw_roundtrip ... ok
[INFO] [stdout] test util::duration_roundtrip_ns64 ... ok
[INFO] [stdout] test util::duration_fails_for_invalid_values ... ok
[INFO] [stdout] test util::test_tell_works_after_seek ... ok
[INFO] [stdout] test util::test_tell_works_after_write ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/file.rs (/opt/rustwide/target/debug/deps/file-c26d2983fff08198)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests utimeseries
[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" "89d65a19621034f181bcc51e2fb4c4a60371f91f3f43bcb57502c62ea7bd991f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89d65a19621034f181bcc51e2fb4c4a60371f91f3f43bcb57502c62ea7bd991f", kill_on_drop: false }`
[INFO] [stdout] 89d65a19621034f181bcc51e2fb4c4a60371f91f3f43bcb57502c62ea7bd991f