[INFO] fetching crate cmut 1.1.0...
[INFO] checking cmut-1.1.0 against try#998b6603a58e47f42ccce7a67943234e96b6839e for pr-143170
[INFO] extracting crate cmut 1.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate cmut 1.1.0
[INFO] finished tweaking crates.io crate cmut 1.1.0
[INFO] tweaked toml for crates.io crate cmut 1.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cmut 1.1.0 on toolchain 998b6603a58e47f42ccce7a67943234e96b6839e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cmut 1.1.0 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" "+998b6603a58e47f42ccce7a67943234e96b6839e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a58ca85b6a83e81a60c98bf87451ef54a92a9677bb9718482dd91d47238a298
[INFO] running `Command { std: "docker" "start" "-a" "1a58ca85b6a83e81a60c98bf87451ef54a92a9677bb9718482dd91d47238a298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a58ca85b6a83e81a60c98bf87451ef54a92a9677bb9718482dd91d47238a298", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a58ca85b6a83e81a60c98bf87451ef54a92a9677bb9718482dd91d47238a298", kill_on_drop: false }`
[INFO] [stdout] 1a58ca85b6a83e81a60c98bf87451ef54a92a9677bb9718482dd91d47238a298
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+998b6603a58e47f42ccce7a67943234e96b6839e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ee106b35fc3fad3d4524446700417929a78662930220563f0f95527600ce27fa
[INFO] running `Command { std: "docker" "start" "-a" "ee106b35fc3fad3d4524446700417929a78662930220563f0f95527600ce27fa", kill_on_drop: false }`
[INFO] [stderr]     Checking cmut v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/main.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{stdin, Write};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io`
[INFO] [stdout]  --> src/main.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{fs, io};
[INFO] [stdout]   |               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap`, `btree_map::Values`, `env::VarError`, `error`, and `fmt::format`
[INFO] [stdout]  --> src/cli_commands/create_api.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{btree_map::Values, BTreeMap, HashMap},
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^            ^^^^^^^
[INFO] [stdout] 3 |     env::VarError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 4 |     error,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     fmt::format,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Write`
[INFO] [stdout]  --> src/main.rs:2:22
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::io::{stdin, Write};
[INFO] [stdout]   |                      ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> src/main.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `io`
[INFO] [stdout]  --> src/main.rs:5:15
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::{fs, io};
[INFO] [stdout]   |               ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `HashMap`, `btree_map::Values`, `env::VarError`, `error`, and `fmt::format`
[INFO] [stdout]  --> src/cli_commands/create_api.rs:2:19
[INFO] [stdout]   |
[INFO] [stdout] 2 |     collections::{btree_map::Values, BTreeMap, HashMap},
[INFO] [stdout]   |                   ^^^^^^^^^^^^^^^^^            ^^^^^^^
[INFO] [stdout] 3 |     env::VarError,
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 4 |     error,
[INFO] [stdout]   |     ^^^^^
[INFO] [stdout] 5 |     fmt::format,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `remove_dir`
[INFO] [stdout]   --> src/cli_commands.rs:44:14
[INFO] [stdout]    |
[INFO] [stdout] 44 |         fs::{remove_dir, remove_dir_all, remove_file},
[INFO] [stdout]    |              ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_deno_api` is never used
[INFO] [stdout]    --> src/main.rs:144:4
[INFO] [stdout]     |
[INFO] [stdout] 144 | fn create_deno_api(app_name: &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_python_api` is never used
[INFO] [stdout]    --> src/main.rs:169:4
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn create_python_api(app_name: &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_deno_api` is never used
[INFO] [stdout]    --> src/main.rs:144:4
[INFO] [stdout]     |
[INFO] [stdout] 144 | fn create_deno_api(app_name: &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `create_python_api` is never used
[INFO] [stdout]    --> src/main.rs:169:4
[INFO] [stdout]     |
[INFO] [stdout] 169 | fn create_python_api(app_name: &str) {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "ee106b35fc3fad3d4524446700417929a78662930220563f0f95527600ce27fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ee106b35fc3fad3d4524446700417929a78662930220563f0f95527600ce27fa", kill_on_drop: false }`
[INFO] [stdout] ee106b35fc3fad3d4524446700417929a78662930220563f0f95527600ce27fa