[INFO] fetching crate latticequeries 0.1.3...
[INFO] testing latticequeries-0.1.3 against 1.59.0 for beta-1.60-1
[INFO] extracting crate latticequeries 0.1.3 into /workspace/builds/worker-101/source
[INFO] validating manifest of crates.io crate latticequeries 0.1.3 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate latticequeries 0.1.3
[INFO] finished tweaking crates.io crate latticequeries 0.1.3
[INFO] tweaked toml for crates.io crate latticequeries 0.1.3 written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ab31b9580b2c18031ee5a440a5e0d23c9d2514905e1b609b6ca27155a66e4fa
[INFO] running `Command { std: "docker" "start" "-a" "6ab31b9580b2c18031ee5a440a5e0d23c9d2514905e1b609b6ca27155a66e4fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ab31b9580b2c18031ee5a440a5e0d23c9d2514905e1b609b6ca27155a66e4fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ab31b9580b2c18031ee5a440a5e0d23c9d2514905e1b609b6ca27155a66e4fa", kill_on_drop: false }`
[INFO] [stdout] 6ab31b9580b2c18031ee5a440a5e0d23c9d2514905e1b609b6ca27155a66e4fa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0e3c8feba223a882e742494c310afe5021dac22241e00d660b0fcbf7dc30c82f
[INFO] running `Command { std: "docker" "start" "-a" "0e3c8feba223a882e742494c310afe5021dac22241e00d660b0fcbf7dc30c82f", kill_on_drop: false }`
[INFO] [stderr]    Compiling latticequeries v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lattices.rs:259:17
[INFO] [stdout]     |
[INFO] [stdout] 259 |                 f.write_char(u8offset_to_alphanum(i));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `Command { std: "docker" "inspect" "0e3c8feba223a882e742494c310afe5021dac22241e00d660b0fcbf7dc30c82f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e3c8feba223a882e742494c310afe5021dac22241e00d660b0fcbf7dc30c82f", kill_on_drop: false }`
[INFO] [stdout] 0e3c8feba223a882e742494c310afe5021dac22241e00d660b0fcbf7dc30c82f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c88a7fba3455e1e71f952e2614f308a2c945ba84313e3d16680a77e4f96d78cf
[INFO] running `Command { std: "docker" "start" "-a" "c88a7fba3455e1e71f952e2614f308a2c945ba84313e3d16680a77e4f96d78cf", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lattices.rs:259:17
[INFO] [stdout]     |
[INFO] [stdout] 259 |                 f.write_char(u8offset_to_alphanum(i));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling latticequeries v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/lattices.rs:259:17
[INFO] [stdout]     |
[INFO] [stdout] 259 |                 f.write_char(u8offset_to_alphanum(i));
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "c88a7fba3455e1e71f952e2614f308a2c945ba84313e3d16680a77e4f96d78cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c88a7fba3455e1e71f952e2614f308a2c945ba84313e3d16680a77e4f96d78cf", kill_on_drop: false }`
[INFO] [stdout] c88a7fba3455e1e71f952e2614f308a2c945ba84313e3d16680a77e4f96d78cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fe6dc54f74a5becd88c3f965455aede787c8fcb890635648b7a8bc156ed058c3
[INFO] running `Command { std: "docker" "start" "-a" "fe6dc54f74a5becd88c3f965455aede787c8fcb890635648b7a8bc156ed058c3", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]    --> src/lattices.rs:259:17
[INFO] [stderr]     |
[INFO] [stderr] 259 |                 f.write_char(u8offset_to_alphanum(i));
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `latticequeries` (lib) generated 1 warning
[INFO] [stderr] warning: `latticequeries` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/latticequeries-ed56394559997566)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test tests::test_constructors_accessors ... ok
[INFO] [stdout] test tests::test_lattice ... ok
[INFO] [stdout] test tests::test_locationqueries ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests latticequeries
[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" "fe6dc54f74a5becd88c3f965455aede787c8fcb890635648b7a8bc156ed058c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe6dc54f74a5becd88c3f965455aede787c8fcb890635648b7a8bc156ed058c3", kill_on_drop: false }`
[INFO] [stdout] fe6dc54f74a5becd88c3f965455aede787c8fcb890635648b7a8bc156ed058c3