[INFO] fetching crate tobu 0.1.0...
[INFO] testing tobu-0.1.0 against 1.59.0 for beta-1.60-1
[INFO] extracting crate tobu 0.1.0 into /workspace/builds/worker-90/source
[INFO] validating manifest of crates.io crate tobu 0.1.0 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 tobu 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate tobu 0.1.0
[INFO] tweaked toml for crates.io crate tobu 0.1.0 written to /workspace/builds/worker-90/source/Cargo.toml
[INFO] crate crates.io crate tobu 0.1.0 already has a lockfile, it will not be regenerated
[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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 21c81a1b65fe8744f73a23dae77261ae67b6a38bb6dede664cc65fcc026c14fd
[INFO] running `Command { std: "docker" "start" "-a" "21c81a1b65fe8744f73a23dae77261ae67b6a38bb6dede664cc65fcc026c14fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21c81a1b65fe8744f73a23dae77261ae67b6a38bb6dede664cc65fcc026c14fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21c81a1b65fe8744f73a23dae77261ae67b6a38bb6dede664cc65fcc026c14fd", kill_on_drop: false }`
[INFO] [stdout] 21c81a1b65fe8744f73a23dae77261ae67b6a38bb6dede664cc65fcc026c14fd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] bd5e4d6b9eddfcd98dbf77e8eeb660d79c01204d25a603a6e306ce628c08683b
[INFO] running `Command { std: "docker" "start" "-a" "bd5e4d6b9eddfcd98dbf77e8eeb660d79c01204d25a603a6e306ce628c08683b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.29
[INFO] [stderr]    Compiling syn v1.0.78
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.29
[INFO] [stderr]    Compiling thiserror v1.0.29
[INFO] [stderr]    Compiling tobu-format v0.1.0
[INFO] [stderr]    Compiling tobu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `parser`
[INFO] [stdout]   --> src/de.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     parser: Parser,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `field`
[INFO] [stdout]   --> src/de.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     field: WireField,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> src/de.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn next(&mut self) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.83s
[INFO] running `Command { std: "docker" "inspect" "bd5e4d6b9eddfcd98dbf77e8eeb660d79c01204d25a603a6e306ce628c08683b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd5e4d6b9eddfcd98dbf77e8eeb660d79c01204d25a603a6e306ce628c08683b", kill_on_drop: false }`
[INFO] [stdout] bd5e4d6b9eddfcd98dbf77e8eeb660d79c01204d25a603a6e306ce628c08683b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] 256792d83c1c9893e00c1dd2d2d6526457aeceff685b14cf7b5ef2c8895e7801
[INFO] running `Command { std: "docker" "start" "-a" "256792d83c1c9893e00c1dd2d2d6526457aeceff685b14cf7b5ef2c8895e7801", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stdout] warning: field is never read: `parser`
[INFO] [stdout]   --> src/de.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     parser: Parser,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `field`
[INFO] [stdout]   --> src/de.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     field: WireField,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> src/de.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn next(&mut self) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tobu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `parser`
[INFO] [stdout]   --> src/de.rs:11:5
[INFO] [stdout]    |
[INFO] [stdout] 11 |     parser: Parser,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `field`
[INFO] [stdout]   --> src/de.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     field: WireField,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `next`
[INFO] [stdout]   --> src/de.rs:22:8
[INFO] [stdout]    |
[INFO] [stdout] 22 |     fn next(&mut self) -> Result<(), Error> {
[INFO] [stdout]    |        ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 6.80s
[INFO] running `Command { std: "docker" "inspect" "256792d83c1c9893e00c1dd2d2d6526457aeceff685b14cf7b5ef2c8895e7801", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "256792d83c1c9893e00c1dd2d2d6526457aeceff685b14cf7b5ef2c8895e7801", kill_on_drop: false }`
[INFO] [stdout] 256792d83c1c9893e00c1dd2d2d6526457aeceff685b14cf7b5ef2c8895e7801
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-90/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] fd980b0ca83282539f2def03342dde6de5c499d01b377029150336a6b12cc59d
[INFO] running `Command { std: "docker" "start" "-a" "fd980b0ca83282539f2def03342dde6de5c499d01b377029150336a6b12cc59d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `parser`
[INFO] [stderr]   --> src/de.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     parser: Parser,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `field`
[INFO] [stderr]   --> src/de.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     field: WireField,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `next`
[INFO] [stderr]   --> src/de.rs:22:8
[INFO] [stderr]    |
[INFO] [stderr] 22 |     fn next(&mut self) -> Result<(), Error> {
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `tobu` (lib) generated 3 warnings
[INFO] [stderr] warning: `tobu` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.54s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tobu-293ad208cef15fd0)
[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] [stderr]    Doc-tests tobu
[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" "fd980b0ca83282539f2def03342dde6de5c499d01b377029150336a6b12cc59d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd980b0ca83282539f2def03342dde6de5c499d01b377029150336a6b12cc59d", kill_on_drop: false }`
[INFO] [stdout] fd980b0ca83282539f2def03342dde6de5c499d01b377029150336a6b12cc59d