[INFO] fetching crate luml 0.1.0...
[INFO] checking luml-0.1.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate luml 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate luml 0.1.0 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate luml 0.1.0
[INFO] finished tweaking crates.io crate luml 0.1.0
[INFO] tweaked toml for crates.io crate luml 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded termion v1.5.6
[INFO] [stderr]   Downloaded ascii-canvas v1.0.0
[INFO] [stderr]   Downloaded libremexre v0.1.12
[INFO] [stderr]   Downloaded redox_termios v0.1.3
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[INFO] [stderr]   Downloaded thread_local v0.3.4
[INFO] [stderr]   Downloaded term v0.4.6
[INFO] [stderr]   Downloaded lalrpop v0.16.3
[INFO] [stderr]   Downloaded docopt v1.1.1
[INFO] [stderr]   Downloaded petgraph v0.4.13
[INFO] [stderr]   Downloaded derive_more v0.15.0
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[INFO] [stderr]   Downloaded stderrlog v0.4.3
[INFO] [stderr]   Downloaded string_cache_shared v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 446d0b6e02d2c14efc181045d72cbb3d4c40250239bc14f87d3dc4c8780c8c20
[INFO] running `Command { std: "docker" "start" "-a" "446d0b6e02d2c14efc181045d72cbb3d4c40250239bc14f87d3dc4c8780c8c20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "446d0b6e02d2c14efc181045d72cbb3d4c40250239bc14f87d3dc4c8780c8c20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446d0b6e02d2c14efc181045d72cbb3d4c40250239bc14f87d3dc4c8780c8c20", kill_on_drop: false }`
[INFO] [stdout] 446d0b6e02d2c14efc181045d72cbb3d4c40250239bc14f87d3dc4c8780c8c20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] da6948a47c2c34754ccc974877f3497babb4c7141a2be0e67dce1259b25b1d2a
[INFO] running `Command { std: "docker" "start" "-a" "da6948a47c2c34754ccc974877f3497babb4c7141a2be0e67dce1259b25b1d2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling siphasher v0.2.3
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling string_cache_shared v0.3.0
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling ordermap v0.3.5
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling phf_shared v0.7.24
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling term v0.4.6
[INFO] [stderr]    Compiling fixedbitset v0.1.9
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling either v1.9.0
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]    Compiling regex-syntax v0.6.29
[INFO] [stderr]    Compiling petgraph v0.4.13
[INFO] [stderr]    Compiling ena v0.11.0
[INFO] [stderr]    Compiling aho-corasick v1.1.2
[INFO] [stderr]    Compiling lalrpop-util v0.16.3
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stderr]    Compiling bit-set v0.5.3
[INFO] [stderr]    Compiling ascii-canvas v1.0.0
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]     Checking thread_local v0.3.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]     Checking chrono v0.4.33
[INFO] [stderr]    Compiling phf_generator v0.7.24
[INFO] [stderr]    Compiling string_cache_codegen v0.4.4
[INFO] [stderr]    Compiling regex-automata v0.4.5
[INFO] [stderr]    Compiling string_cache v0.7.5
[INFO] [stderr]     Checking stderrlog v0.4.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]    Compiling regex v1.10.3
[INFO] [stderr]    Compiling docopt v1.1.1
[INFO] [stderr]    Compiling derive_more v0.15.0
[INFO] [stderr]    Compiling lalrpop v0.16.3
[INFO] [stderr]     Checking libremexre v0.1.12
[INFO] [stderr]    Compiling luml v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/luml-1ec07248698087ed/out/grammar.rs:1362:5
[INFO] [stdout]      |
[INFO] [stdout] 1362 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1362 -     (__0)
[INFO] [stdout] 1362 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/luml-1ec07248698087ed/out/grammar.rs:1373:5
[INFO] [stdout]      |
[INFO] [stdout] 1373 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1373 -     (__0)
[INFO] [stdout] 1373 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/luml-1ec07248698087ed/out/grammar.rs:1408:5
[INFO] [stdout]      |
[INFO] [stdout] 1408 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1408 -     (__0)
[INFO] [stdout] 1408 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/luml-1ec07248698087ed/out/grammar.rs:1362:5
[INFO] [stdout]      |
[INFO] [stdout] 1362 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1362 -     (__0)
[INFO] [stdout] 1362 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/luml-1ec07248698087ed/out/grammar.rs:1373:5
[INFO] [stdout]      |
[INFO] [stdout] 1373 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1373 -     (__0)
[INFO] [stdout] 1373 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]     --> /opt/rustwide/target/debug/build/luml-1ec07248698087ed/out/grammar.rs:1408:5
[INFO] [stdout]      |
[INFO] [stdout] 1408 |     (__0)
[INFO] [stdout]      |     ^   ^
[INFO] [stdout]      |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]      |
[INFO] [stdout] 1408 -     (__0)
[INFO] [stdout] 1408 +     __0
[INFO] [stdout]      |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 let mut dtor = Dtor::default();
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/lib.rs:101:21
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 let mut dtor = Dtor::default();
[INFO] [stdout]     |                     ----^^^^
[INFO] [stdout]     |                     |
[INFO] [stdout]     |                     help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.92s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: lalrpop v0.16.3
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "da6948a47c2c34754ccc974877f3497babb4c7141a2be0e67dce1259b25b1d2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da6948a47c2c34754ccc974877f3497babb4c7141a2be0e67dce1259b25b1d2a", kill_on_drop: false }`
[INFO] [stdout] da6948a47c2c34754ccc974877f3497babb4c7141a2be0e67dce1259b25b1d2a
