[INFO] cloning repository https://github.com/Yag000/chimpanzee
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yag000/chimpanzee" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYag000%2Fchimpanzee", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYag000%2Fchimpanzee'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 127663108a91e3ff09a42cec6ec4eecd9d35cc4e
[INFO] checking Yag000/chimpanzee against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYag000%2Fchimpanzee" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Yag000/chimpanzee on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Yag000/chimpanzee
[INFO] finished tweaking git repo https://github.com/Yag000/chimpanzee
[INFO] tweaked toml for git repo https://github.com/Yag000/chimpanzee written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Yag000/chimpanzee 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rustyline v14.0.0
[INFO] [stderr]   Downloaded enum_stringify v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a624645625df6f0f475565e63485cec10b7fc3df8debc14afa647fe43892a9c
[INFO] running `Command { std: "docker" "start" "-a" "9a624645625df6f0f475565e63485cec10b7fc3df8debc14afa647fe43892a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a624645625df6f0f475565e63485cec10b7fc3df8debc14afa647fe43892a9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a624645625df6f0f475565e63485cec10b7fc3df8debc14afa647fe43892a9c", kill_on_drop: false }`
[INFO] [stdout] 9a624645625df6f0f475565e63485cec10b7fc3df8debc14afa647fe43892a9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2046d768325c4d6fb9ea61fdd26337b2099177f697eeb062492839954cc509f2
[INFO] running `Command { std: "docker" "start" "-a" "2046d768325c4d6fb9ea61fdd26337b2099177f697eeb062492839954cc509f2", kill_on_drop: false }`
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]    Compiling syn v2.0.49
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling nix v0.28.0
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking anstream v0.6.12
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking home v0.5.9
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking half v2.3.1
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking strum v0.26.2
[INFO] [stderr]     Checking ciborium-io v0.2.2
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking ciborium-ll v0.2.2
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking walkdir v2.4.0
[INFO] [stderr]     Checking rayon v1.8.1
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking fd-lock v4.0.2
[INFO] [stderr]     Checking rustyline v14.0.0
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling enum_stringify v0.4.1
[INFO] [stderr]    Compiling strum_macros v0.26.2
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]    Compiling num-derive v0.4.2
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]     Checking chimpanzee v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ciborium v0.2.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stdout] warning: the item `Rc` is imported redundantly
[INFO] [stdout]    --> src/compiler/mod.rs:647:9
[INFO] [stdout]     |
[INFO] [stdout] 647 |     use std::rc::Rc;
[INFO] [stdout]     |         ^^^^^^^^^^^
[INFO] [stdout] 648 |
[INFO] [stdout] 649 |     use super::*;
[INFO] [stdout]     |         -------- the item `Rc` is already imported here
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.49s
[INFO] running `Command { std: "docker" "inspect" "2046d768325c4d6fb9ea61fdd26337b2099177f697eeb062492839954cc509f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2046d768325c4d6fb9ea61fdd26337b2099177f697eeb062492839954cc509f2", kill_on_drop: false }`
[INFO] [stdout] 2046d768325c4d6fb9ea61fdd26337b2099177f697eeb062492839954cc509f2