[INFO] fetching crate ctrem 0.1.4...
[INFO] checking ctrem-0.1.4 against master#9610dfe5a9a731ced1ea4923ecbd0c57fe367898 for beta-170-4
[INFO] extracting crate ctrem 0.1.4 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ctrem 0.1.4 on toolchain 9610dfe5a9a731ced1ea4923ecbd0c57fe367898
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ctrem 0.1.4
[INFO] finished tweaking crates.io crate ctrem 0.1.4
[INFO] tweaked toml for crates.io crate ctrem 0.1.4 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate ctrem 0.1.4 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" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40a22258f5f73df54462795b7e40a3ca96aa2af72a400fa9a665d28661c48b4b
[INFO] running `Command { std: "docker" "start" "-a" "40a22258f5f73df54462795b7e40a3ca96aa2af72a400fa9a665d28661c48b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40a22258f5f73df54462795b7e40a3ca96aa2af72a400fa9a665d28661c48b4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40a22258f5f73df54462795b7e40a3ca96aa2af72a400fa9a665d28661c48b4b", kill_on_drop: false }`
[INFO] [stdout] 40a22258f5f73df54462795b7e40a3ca96aa2af72a400fa9a665d28661c48b4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+9610dfe5a9a731ced1ea4923ecbd0c57fe367898" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0493936a8628dae12c82018b325478f7135999d5123c02efd754d96114ee3d1
[INFO] running `Command { std: "docker" "start" "-a" "f0493936a8628dae12c82018b325478f7135999d5123c02efd754d96114ee3d1", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking ctrem v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused macro definition: `cformat`
[INFO] [stdout]    --> src/lib.rs:166:14
[INFO] [stdout]     |
[INFO] [stdout] 166 | macro_rules! cformat {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cprint`
[INFO] [stdout]    --> src/lib.rs:172:14
[INFO] [stdout]     |
[INFO] [stdout] 172 | macro_rules! cprint {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cprintln`
[INFO] [stdout]    --> src/lib.rs:178:14
[INFO] [stdout]     |
[INFO] [stdout] 178 | macro_rules! cprintln {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cformat`
[INFO] [stdout]    --> src/lib.rs:166:14
[INFO] [stdout]     |
[INFO] [stdout] 166 | macro_rules! cformat {
[INFO] [stdout]     |              ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_macros)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cprint`
[INFO] [stdout]    --> src/lib.rs:172:14
[INFO] [stdout]     |
[INFO] [stdout] 172 | macro_rules! cprint {
[INFO] [stdout]     |              ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused macro definition: `cprintln`
[INFO] [stdout]    --> src/lib.rs:178:14
[INFO] [stdout]     |
[INFO] [stdout] 178 | macro_rules! cprintln {
[INFO] [stdout]     |              ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: found module declaration for lib.rs
[INFO] [stdout]  --> src/main.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | mod lib;
[INFO] [stdout]   | ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: lib.rs is the root of this crate's library target
[INFO] [stdout]   = help: to refer to it from other targets, use the library's name as the path
[INFO] [stdout]   = note: `#[warn(special_module_name)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cprint` is never used
[INFO] [stdout]    --> src/lib.rs:288:8
[INFO] [stdout]     |
[INFO] [stdout] 288 | pub fn cprint(val: &str) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cprintln` is never used
[INFO] [stdout]    --> src/lib.rs:304:8
[INFO] [stdout]     |
[INFO] [stdout] 304 | pub fn cprintln(val: &str) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cprint` is never used
[INFO] [stdout]    --> src/lib.rs:288:8
[INFO] [stdout]     |
[INFO] [stdout] 288 | pub fn cprint(val: &str) {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cprintln` is never used
[INFO] [stdout]    --> src/lib.rs:304:8
[INFO] [stdout]     |
[INFO] [stdout] 304 | pub fn cprintln(val: &str) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "f0493936a8628dae12c82018b325478f7135999d5123c02efd754d96114ee3d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0493936a8628dae12c82018b325478f7135999d5123c02efd754d96114ee3d1", kill_on_drop: false }`
[INFO] [stdout] f0493936a8628dae12c82018b325478f7135999d5123c02efd754d96114ee3d1
