[INFO] cloning repository https://github.com/axelf4/fun-lang
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/axelf4/fun-lang" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxelf4%2Ffun-lang", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxelf4%2Ffun-lang'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6c71d3d7bbb2ab213e33655ecc45adbccd32ddd
[INFO] checking axelf4/fun-lang against master#b04bfb4aea99436a62f6a98056e805eb9b0629cc for pr-98835
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Faxelf4%2Ffun-lang" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/axelf4/fun-lang on toolchain b04bfb4aea99436a62f6a98056e805eb9b0629cc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/axelf4/fun-lang
[INFO] finished tweaking git repo https://github.com/axelf4/fun-lang
[INFO] tweaked toml for git repo https://github.com/axelf4/fun-lang written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/axelf4/fun-lang already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded roaring v0.8.1
[INFO] [stderr]   Downloaded glr v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 983c749eccf7550055609791219b67f00399ce29344d8a75c4a411e0980b17b1
[INFO] running `Command { std: "docker" "start" "-a" "983c749eccf7550055609791219b67f00399ce29344d8a75c4a411e0980b17b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "983c749eccf7550055609791219b67f00399ce29344d8a75c4a411e0980b17b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "983c749eccf7550055609791219b67f00399ce29344d8a75c4a411e0980b17b1", kill_on_drop: false }`
[INFO] [stdout] 983c749eccf7550055609791219b67f00399ce29344d8a75c4a411e0980b17b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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:ac0d0aa6ec8ed129e241004a6179c99fa0d2616f50ba759c5b60bd26d0fafa02" "/opt/rustwide/cargo-home/bin/cargo" "+b04bfb4aea99436a62f6a98056e805eb9b0629cc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a93226095eaa69106825b84f58099736a9694de9352a5f06a8c62a8d65de4b7
[INFO] running `Command { std: "docker" "start" "-a" "4a93226095eaa69106825b84f58099736a9694de9352a5f06a8c62a8d65de4b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling smallvec v1.7.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]     Checking fixedbitset v0.4.1
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]     Checking retain_mut v0.1.5
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking self_cell v0.10.2
[INFO] [stderr]     Checking lalrpop-util v0.19.7
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling lock_api v0.4.5
[INFO] [stderr]    Compiling phf_shared v0.8.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking roaring v0.8.1
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling string_cache v0.8.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking petgraph v0.6.0
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]     Checking glr v0.1.0
[INFO] [stderr]    Compiling lalrpop v0.19.7
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]    Compiling fun-lang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/elaboration.rs:664:9
[INFO] [stdout]     |
[INFO] [stdout] 664 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::lexer::Lexer`
[INFO] [stdout]    --> src/elaboration.rs:665:9
[INFO] [stdout]     |
[INFO] [stdout] 665 |     use crate::lexer::Lexer;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::parser::parse`
[INFO] [stdout]    --> src/elaboration.rs:666:9
[INFO] [stdout]     |
[INFO] [stdout] 666 |     use crate::parser::parse;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Token::*`
[INFO] [stdout]    --> src/lexer.rs:299:9
[INFO] [stdout]     |
[INFO] [stdout] 299 |     use Token::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::lexer::Lexer`
[INFO] [stdout]    --> src/parser.rs:620:9
[INFO] [stdout]     |
[INFO] [stdout] 620 |     use crate::lexer::Lexer;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Term::*`
[INFO] [stdout]    --> src/parser.rs:621:9
[INFO] [stdout]     |
[INFO] [stdout] 621 |     use Term::*;
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.31s
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "4a93226095eaa69106825b84f58099736a9694de9352a5f06a8c62a8d65de4b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a93226095eaa69106825b84f58099736a9694de9352a5f06a8c62a8d65de4b7", kill_on_drop: false }`
[INFO] [stdout] 4a93226095eaa69106825b84f58099736a9694de9352a5f06a8c62a8d65de4b7