[INFO] fetching crate mm0b_parser 0.1.4...
[INFO] testing mm0b_parser-0.1.4 against 1.59.0 for beta-1.60-1
[INFO] extracting crate mm0b_parser 0.1.4 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate mm0b_parser 0.1.4 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 mm0b_parser 0.1.4
[INFO] finished tweaking crates.io crate mm0b_parser 0.1.4
[INFO] tweaked toml for crates.io crate mm0b_parser 0.1.4 written to /workspace/builds/worker-12/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] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f827e1f4851051739c589bc89aac5b2c25cceeaaf92c91e0e8d0e5f7ba260506
[INFO] running `Command { std: "docker" "start" "-a" "f827e1f4851051739c589bc89aac5b2c25cceeaaf92c91e0e8d0e5f7ba260506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f827e1f4851051739c589bc89aac5b2c25cceeaaf92c91e0e8d0e5f7ba260506", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f827e1f4851051739c589bc89aac5b2c25cceeaaf92c91e0e8d0e5f7ba260506", kill_on_drop: false }`
[INFO] [stdout] f827e1f4851051739c589bc89aac5b2c25cceeaaf92c91e0e8d0e5f7ba260506
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 191f6b6d1d9be1e785cabd0ce73e1a5e30a42b91c735f5e9ecb033383d9ee19a
[INFO] running `Command { std: "docker" "start" "-a" "191f6b6d1d9be1e785cabd0ce73e1a5e30a42b91c735f5e9ecb033383d9ee19a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling mm0_util v0.1.4
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zerocopy-derive v0.3.1
[INFO] [stderr]    Compiling zerocopy v0.5.0
[INFO] [stderr]    Compiling mm0b_parser v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `buf`
[INFO] [stdout]     --> src/parser.rs:1020:3
[INFO] [stdout]      |
[INFO] [stdout] 1020 |   buf: &'a [u8],
[INFO] [stdout]      |   ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:18:3
[INFO] [stdout]      |
[INFO] [stdout] 18   |   unused,
[INFO] [stdout]      |   ^^^^^^
[INFO] [stdout]      = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.18s
[INFO] running `Command { std: "docker" "inspect" "191f6b6d1d9be1e785cabd0ce73e1a5e30a42b91c735f5e9ecb033383d9ee19a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "191f6b6d1d9be1e785cabd0ce73e1a5e30a42b91c735f5e9ecb033383d9ee19a", kill_on_drop: false }`
[INFO] [stdout] 191f6b6d1d9be1e785cabd0ce73e1a5e30a42b91c735f5e9ecb033383d9ee19a
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 10b98da7e41c3a7d9bd87245cacfb637c58754c00f09c7a63cffe295fc5a9e36
[INFO] running `Command { std: "docker" "start" "-a" "10b98da7e41c3a7d9bd87245cacfb637c58754c00f09c7a63cffe295fc5a9e36", kill_on_drop: false }`
[INFO] [stderr]    Compiling mm0b_parser v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `buf`
[INFO] [stdout]     --> src/parser.rs:1020:3
[INFO] [stdout]      |
[INFO] [stdout] 1020 |   buf: &'a [u8],
[INFO] [stdout]      |   ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:18:3
[INFO] [stdout]      |
[INFO] [stdout] 18   |   unused,
[INFO] [stdout]      |   ^^^^^^
[INFO] [stdout]      = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `buf`
[INFO] [stdout]     --> src/parser.rs:1020:3
[INFO] [stdout]      |
[INFO] [stdout] 1020 |   buf: &'a [u8],
[INFO] [stdout]      |   ^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]     --> src/lib.rs:18:3
[INFO] [stdout]      |
[INFO] [stdout] 18   |   unused,
[INFO] [stdout]      |   ^^^^^^
[INFO] [stdout]      = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] running `Command { std: "docker" "inspect" "10b98da7e41c3a7d9bd87245cacfb637c58754c00f09c7a63cffe295fc5a9e36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10b98da7e41c3a7d9bd87245cacfb637c58754c00f09c7a63cffe295fc5a9e36", kill_on_drop: false }`
[INFO] [stdout] 10b98da7e41c3a7d9bd87245cacfb637c58754c00f09c7a63cffe295fc5a9e36
[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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fcb343a4f0b478c470313e930166016111f50c36e963f5db7b7429d165f5edbb
[INFO] running `Command { std: "docker" "start" "-a" "fcb343a4f0b478c470313e930166016111f50c36e963f5db7b7429d165f5edbb", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `buf`
[INFO] [stderr]     --> src/parser.rs:1020:3
[INFO] [stderr]      |
[INFO] [stderr] 1020 |   buf: &'a [u8],
[INFO] [stderr]      |   ^^^^^^^^^^^^^
[INFO] [stderr]      |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]     --> src/lib.rs:18:3
[INFO] [stderr]      |
[INFO] [stderr] 18   |   unused,
[INFO] [stderr]      |   ^^^^^^
[INFO] [stderr]      = note: `#[warn(dead_code)]` implied by `#[warn(unused)]`
[INFO] [stderr] 
[INFO] [stderr] warning: `mm0b_parser` (lib) generated 1 warning
[INFO] [stderr] warning: `mm0b_parser` (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/mm0b_parser-f27e03d2d92e6b6b)
[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 mm0b_parser
[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" "fcb343a4f0b478c470313e930166016111f50c36e963f5db7b7429d165f5edbb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb343a4f0b478c470313e930166016111f50c36e963f5db7b7429d165f5edbb", kill_on_drop: false }`
[INFO] [stdout] fcb343a4f0b478c470313e930166016111f50c36e963f5db7b7429d165f5edbb