[INFO] cloning repository https://github.com/rawaddddd/lambda-calculus
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rawaddddd/lambda-calculus" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frawaddddd%2Flambda-calculus", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frawaddddd%2Flambda-calculus'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8b5671bf9a99f46ec9a9ec7f816c7ecac13257dc
[INFO] checking rawaddddd/lambda-calculus against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frawaddddd%2Flambda-calculus" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rawaddddd/lambda-calculus
[INFO] finished tweaking git repo https://github.com/rawaddddd/lambda-calculus
[INFO] tweaked toml for git repo https://github.com/rawaddddd/lambda-calculus written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rawaddddd/lambda-calculus on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rawaddddd/lambda-calculus already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking rawaddddd/lambda-calculus against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frawaddddd%2Flambda-calculus" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/rawaddddd/lambda-calculus
[INFO] finished tweaking git repo https://github.com/rawaddddd/lambda-calculus
[INFO] tweaked toml for git repo https://github.com/rawaddddd/lambda-calculus written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rawaddddd/lambda-calculus on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rawaddddd/lambda-calculus already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded supports-hyperlinks v3.0.0
[INFO] [stderr]   Downloaded logos-derive v0.14.2
[INFO] [stderr]   Downloaded fd-lock v4.0.2
[INFO] [stderr]   Downloaded supports-unicode v3.0.0
[INFO] [stderr]   Downloaded rustyline-derive v0.10.0
[INFO] [stderr]   Downloaded logos-codegen v0.14.2
[INFO] [stderr]   Downloaded miette-derive v7.2.0
[INFO] [stderr]   Downloaded lalrpop-util v0.21.0
[INFO] [stderr]   Downloaded clap v4.5.18
[INFO] [stderr]   Downloaded miette v7.2.0
[INFO] [stderr]   Downloaded clap_builder v4.5.18
[INFO] [stderr]   Downloaded lalrpop v0.21.0
[INFO] [stderr]   Downloaded logos v0.14.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36589afc6c547d58f649eace32efe9a6be6b1a762e6d4ce31e7e8f9c553df3d5
[INFO] running `Command { std: "docker" "start" "-a" "36589afc6c547d58f649eace32efe9a6be6b1a762e6d4ce31e7e8f9c553df3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36589afc6c547d58f649eace32efe9a6be6b1a762e6d4ce31e7e8f9c553df3d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36589afc6c547d58f649eace32efe9a6be6b1a762e6d4ce31e7e8f9c553df3d5", kill_on_drop: false }`
[INFO] [stdout] 36589afc6c547d58f649eace32efe9a6be6b1a762e6d4ce31e7e8f9c553df3d5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d01cd7df6ea40e53f5e3d83e27c2d451a210eb56284c561f19f2eaceccb86edf
[INFO] running `Command { std: "docker" "start" "-a" "d01cd7df6ea40e53f5e3d83e27c2d451a210eb56284c561f19f2eaceccb86edf", kill_on_drop: false }`
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling rustix v0.38.37
[INFO] [stderr]     Checking linux-raw-sys v0.4.14
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling either v1.13.0
[INFO] [stderr]    Compiling fixedbitset v0.4.2
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]     Checking gimli v0.31.0
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.6
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling keccak v0.1.5
[INFO] [stderr]    Compiling bit-vec v0.7.0
[INFO] [stderr]    Compiling ena v0.14.3
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling bit-set v0.6.0
[INFO] [stderr]    Compiling sha3 v0.10.8
[INFO] [stderr]    Compiling string_cache v0.8.7
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking miniz_oxide v0.8.0
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling petgraph v0.6.5
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking object v0.36.4
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling pico-args v0.5.0
[INFO] [stderr]    Compiling owo-colors v4.1.0
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]     Checking addr2line v0.24.1
[INFO] [stderr]     Checking rustc-demangle v0.1.24
[INFO] [stderr]    Compiling logos-codegen v0.14.2
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking unicode-linebreak v0.1.5
[INFO] [stderr]     Checking is_ci v1.2.0
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking smawk v0.3.2
[INFO] [stderr]     Checking clap_builder v4.5.18
[INFO] [stderr]     Checking textwrap v0.16.1
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking supports-color v3.0.1
[INFO] [stderr]    Compiling lalrpop-util v0.21.0
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling lalrpop v0.21.0
[INFO] [stderr]    Compiling logos-derive v0.14.2
[INFO] [stderr]    Compiling miette-derive v7.2.0
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking fd-lock v4.0.2
[INFO] [stderr]     Checking terminal_size v0.3.0
[INFO] [stderr]     Checking supports-hyperlinks v3.0.0
[INFO] [stderr]     Checking supports-unicode v3.0.0
[INFO] [stderr]     Checking backtrace v0.3.74
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]     Checking logos v0.14.2
[INFO] [stderr]     Checking rustyline v14.0.0
[INFO] [stderr]    Compiling rustyline-derive v0.10.0
[INFO] [stderr]     Checking backtrace-ext v0.2.1
[INFO] [stderr]     Checking miette v7.2.0
[INFO] [stderr]     Checking clap v4.5.18
[INFO] [stderr]    Compiling lambda-calculus v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `reason` is never read
[INFO] [stdout]   --> src/error.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     reason: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `location` is never read
[INFO] [stdout]   --> src/error.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     location: SourceSpan,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `suggestion` is never read
[INFO] [stdout]   --> src/error.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     suggestion: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reason` is never read
[INFO] [stdout]   --> src/error.rs:20:5
[INFO] [stdout]    |
[INFO] [stdout] 20 |     reason: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `location` is never read
[INFO] [stdout]   --> src/error.rs:22:5
[INFO] [stdout]    |
[INFO] [stdout] 22 |     location: SourceSpan,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `suggestion` is never read
[INFO] [stdout]   --> src/error.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     suggestion: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reason` is never read
[INFO] [stdout]   --> src/error.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     reason: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `location` is never read
[INFO] [stdout]   --> src/error.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     location: SourceSpan,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `suggestion` is never read
[INFO] [stdout]   --> src/error.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     suggestion: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reason` is never read
[INFO] [stdout]   --> src/error.rs:40:5
[INFO] [stdout]    |
[INFO] [stdout] 40 |     reason: String,
[INFO] [stdout]    |     ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `location` is never read
[INFO] [stdout]   --> src/error.rs:42:5
[INFO] [stdout]    |
[INFO] [stdout] 42 |     location: SourceSpan,
[INFO] [stdout]    |     ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `suggestion` is never read
[INFO] [stdout]   --> src/error.rs:44:5
[INFO] [stdout]    |
[INFO] [stdout] 44 |     suggestion: Option<String>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reason` is never read
[INFO] [stdout]   --> src/error.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub reason: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `location` is never read
[INFO] [stdout]   --> src/error.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub location: SourceSpan,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `suggestion` is never read
[INFO] [stdout]   --> src/error.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub suggestion: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `reason` is never read
[INFO] [stdout]   --> src/error.rs:95:9
[INFO] [stdout]    |
[INFO] [stdout] 95 |     pub reason: String,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `location` is never read
[INFO] [stdout]   --> src/error.rs:97:9
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub location: SourceSpan,
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `suggestion` is never read
[INFO] [stdout]   --> src/error.rs:99:9
[INFO] [stdout]    |
[INFO] [stdout] 99 |     pub suggestion: Option<String>,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `normalized_ast`
[INFO] [stdout]   --> src/main.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let normalized_ast = resolved_ast
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_normalized_ast`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `normalized_ast`
[INFO] [stdout]   --> src/main.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     let normalized_ast = resolved_ast
[INFO] [stdout]    |         ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_normalized_ast`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.61s
[INFO] running `Command { std: "docker" "inspect" "d01cd7df6ea40e53f5e3d83e27c2d451a210eb56284c561f19f2eaceccb86edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d01cd7df6ea40e53f5e3d83e27c2d451a210eb56284c561f19f2eaceccb86edf", kill_on_drop: false }`
[INFO] [stdout] d01cd7df6ea40e53f5e3d83e27c2d451a210eb56284c561f19f2eaceccb86edf
