[INFO] fetching crate hauptbuch 0.0.1...
[INFO] testing hauptbuch-0.0.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate hauptbuch 0.0.1 into /workspace/builds/worker-19/source
[INFO] validating manifest of crates.io crate hauptbuch 0.0.1 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 hauptbuch 0.0.1
[INFO] finished tweaking crates.io crate hauptbuch 0.0.1
[INFO] tweaked toml for crates.io crate hauptbuch 0.0.1 written to /workspace/builds/worker-19/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tabular v0.1.4
[INFO] [stderr]   Downloaded hauptbuch-core v0.0.1
[INFO] [stderr]   Downloaded hauptbuch-parser v0.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] a21bd32d8d49c344cea9d497f2edb5d19795452ea6e58a67466016da78bf03e8
[INFO] running `Command { std: "docker" "start" "-a" "a21bd32d8d49c344cea9d497f2edb5d19795452ea6e58a67466016da78bf03e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a21bd32d8d49c344cea9d497f2edb5d19795452ea6e58a67466016da78bf03e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a21bd32d8d49c344cea9d497f2edb5d19795452ea6e58a67466016da78bf03e8", kill_on_drop: false }`
[INFO] [stdout] a21bd32d8d49c344cea9d497f2edb5d19795452ea6e58a67466016da78bf03e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 89278aabc4d00c217d34b059d2ac1172375119d6396f77dc2ed781b55885301a
[INFO] running `Command { std: "docker" "start" "-a" "89278aabc4d00c217d34b059d2ac1172375119d6396f77dc2ed781b55885301a", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling tabular v0.1.4
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling hauptbuch-parser v0.0.1
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling rust_decimal v0.10.2
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling hauptbuch-core v0.0.1
[INFO] [stderr]    Compiling hauptbuch v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/main.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     &mut accounts[..].sort_by(|a, b| a.to_lowercase().cmp(&b.to_lowercase()));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let _ = &mut accounts[..].sort_by(|a, b| a.to_lowercase().cmp(&b.to_lowercase()));
[INFO] [stdout]    |     +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.30s
[INFO] running `Command { std: "docker" "inspect" "89278aabc4d00c217d34b059d2ac1172375119d6396f77dc2ed781b55885301a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "89278aabc4d00c217d34b059d2ac1172375119d6396f77dc2ed781b55885301a", kill_on_drop: false }`
[INFO] [stdout] 89278aabc4d00c217d34b059d2ac1172375119d6396f77dc2ed781b55885301a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 30e0e949ec8ad960b97f2a9f4d232b1d7677470e1ea7ee873fee486faf3da41f
[INFO] running `Command { std: "docker" "start" "-a" "30e0e949ec8ad960b97f2a9f4d232b1d7677470e1ea7ee873fee486faf3da41f", kill_on_drop: false }`
[INFO] [stderr]    Compiling hauptbuch v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/main.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     &mut accounts[..].sort_by(|a, b| a.to_lowercase().cmp(&b.to_lowercase()));
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let _ = &mut accounts[..].sort_by(|a, b| a.to_lowercase().cmp(&b.to_lowercase()));
[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 0.40s
[INFO] running `Command { std: "docker" "inspect" "30e0e949ec8ad960b97f2a9f4d232b1d7677470e1ea7ee873fee486faf3da41f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30e0e949ec8ad960b97f2a9f4d232b1d7677470e1ea7ee873fee486faf3da41f", kill_on_drop: false }`
[INFO] [stdout] 30e0e949ec8ad960b97f2a9f4d232b1d7677470e1ea7ee873fee486faf3da41f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] c6ea0bd8e2e90181ac1b88850977c71c375c7863f5134319040dbd518126f01a
[INFO] running `Command { std: "docker" "start" "-a" "c6ea0bd8e2e90181ac1b88850977c71c375c7863f5134319040dbd518126f01a", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> src/main.rs:61:5
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 61 |     &mut accounts[..].sort_by(|a, b| a.to_lowercase().cmp(&b.to_lowercase()));
[INFO] [stdout] 
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let _ = &mut accounts[..].sort_by(|a, b| a.to_lowercase().cmp(&b.to_lowercase()));
[INFO] [stderr]    |     +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `hauptbuch` (bin "hauptbuch" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hauptbuch-12a0c8b8dbc82f6f)
[INFO] running `Command { std: "docker" "inspect" "c6ea0bd8e2e90181ac1b88850977c71c375c7863f5134319040dbd518126f01a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6ea0bd8e2e90181ac1b88850977c71c375c7863f5134319040dbd518126f01a", kill_on_drop: false }`
[INFO] [stdout] c6ea0bd8e2e90181ac1b88850977c71c375c7863f5134319040dbd518126f01a