[INFO] cloning repository https://github.com/largenumberhere/n2t_vm_translator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/largenumberhere/n2t_vm_translator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flargenumberhere%2Fn2t_vm_translator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flargenumberhere%2Fn2t_vm_translator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ffd685b150119699442d22bf9ae96b8162015136
[INFO] checking largenumberhere/n2t_vm_translator against try#9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869 for pr-129249
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flargenumberhere%2Fn2t_vm_translator" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/largenumberhere/n2t_vm_translator on toolchain 9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/largenumberhere/n2t_vm_translator
[INFO] finished tweaking git repo https://github.com/largenumberhere/n2t_vm_translator
[INFO] tweaked toml for git repo https://github.com/largenumberhere/n2t_vm_translator written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/largenumberhere/n2t_vm_translator 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" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 948606f151eea20d10d59aed8a60a5ff2d5acb0325ddc27ba4b036e098261201
[INFO] running `Command { std: "docker" "start" "-a" "948606f151eea20d10d59aed8a60a5ff2d5acb0325ddc27ba4b036e098261201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "948606f151eea20d10d59aed8a60a5ff2d5acb0325ddc27ba4b036e098261201", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "948606f151eea20d10d59aed8a60a5ff2d5acb0325ddc27ba4b036e098261201", kill_on_drop: false }`
[INFO] [stdout] 948606f151eea20d10d59aed8a60a5ff2d5acb0325ddc27ba4b036e098261201
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+9543f8ea2aae74b8f13ac2a6e6c0ecdca9810869" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 37b9957c33fccb471ca036295246cce31892916ab57d7f0186097359a0e2fd76
[INFO] running `Command { std: "docker" "start" "-a" "37b9957c33fccb471ca036295246cce31892916ab57d7f0186097359a0e2fd76", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.92
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling log v0.4.22
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.89
[INFO] [stderr]    Compiling hack_macro v0.1.0 (/opt/rustwide/workdir/hack_macro)
[INFO] [stdout] warning: unused import: `proc_macro::TokenTree`
[INFO] [stdout]  --> hack_macro/src/lib.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use proc_macro::TokenTree;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::str::FromStr`
[INFO] [stdout]  --> hack_macro/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::str::FromStr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Group`
[INFO] [stdout]  --> hack_macro/src/lib.rs:5:19
[INFO] [stdout]   |
[INFO] [stdout] 5 | use proc_macro2::{Group, Span};
[INFO] [stdout]   |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Token`
[INFO] [stdout]  --> hack_macro/src/lib.rs:7:38
[INFO] [stdout]   |
[INFO] [stdout] 7 | use syn::{parse_macro_input, LitStr, Token};
[INFO] [stdout]   |                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `log::debug`
[INFO] [stdout]  --> hack_macro/src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use log::debug;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `quote::__private::ext::RepToTokensExt`
[INFO] [stdout]  --> hack_macro/src/lib.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use quote::__private::ext::RepToTokensExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `TokenTree1` is never used
[INFO] [stdout]   --> hack_macro/src/lib.rs:15:6
[INFO] [stdout]    |
[INFO] [stdout] 15 | type TokenTree1 = proc_macro::TokenTree;
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: type alias `TokenTree2` is never used
[INFO] [stdout]   --> hack_macro/src/lib.rs:16:6
[INFO] [stdout]    |
[INFO] [stdout] 16 | type TokenTree2 = proc_macro2::TokenTree;
[INFO] [stdout]    |      ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: this conversion is useless `proc_macro2::TokenStream` to `proc_macro2::TokenStream`
[INFO] [stdout]    --> hack_macro/src/lib.rs:113:5
[INFO] [stdout]     |
[INFO] [stdout] 113 |     stream.into()
[INFO] [stdout]     |     ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(self_type_conversion)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `hack_macro` (lib) due to 1 previous error; 8 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "37b9957c33fccb471ca036295246cce31892916ab57d7f0186097359a0e2fd76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "37b9957c33fccb471ca036295246cce31892916ab57d7f0186097359a0e2fd76", kill_on_drop: false }`
[INFO] [stdout] 37b9957c33fccb471ca036295246cce31892916ab57d7f0186097359a0e2fd76