[INFO] cloning repository https://github.com/AlexanderMaxRanabel/ver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/AlexanderMaxRanabel/ver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderMaxRanabel%2Fver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderMaxRanabel%2Fver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 840e574b06b6e6d22583462b185e69c43161c166
[INFO] testing AlexanderMaxRanabel/ver against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAlexanderMaxRanabel%2Fver" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/AlexanderMaxRanabel/ver
[INFO] finished tweaking git repo https://github.com/AlexanderMaxRanabel/ver
[INFO] tweaked toml for git repo https://github.com/AlexanderMaxRanabel/ver written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/AlexanderMaxRanabel/ver on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/AlexanderMaxRanabel/ver 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 23200b01d53aa33e8edfc9c439ba00e8f212cb01874895171cc4441c43ff8cf8
[INFO] running `Command { std: "docker" "start" "-a" "23200b01d53aa33e8edfc9c439ba00e8f212cb01874895171cc4441c43ff8cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "23200b01d53aa33e8edfc9c439ba00e8f212cb01874895171cc4441c43ff8cf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23200b01d53aa33e8edfc9c439ba00e8f212cb01874895171cc4441c43ff8cf8", kill_on_drop: false }`
[INFO] [stdout] 23200b01d53aa33e8edfc9c439ba00e8f212cb01874895171cc4441c43ff8cf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf20a8569646f0a4954bade79721249612560b39404378f1eaf70a2e51a5961b
[INFO] running `Command { std: "docker" "start" "-a" "bf20a8569646f0a4954bade79721249612560b39404378f1eaf70a2e51a5961b", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v0.38.20
[INFO] [stderr]    Compiling linux-raw-sys v0.4.10
[INFO] [stderr]    Compiling is-terminal v0.4.9
[INFO] [stderr]    Compiling colored v2.0.4
[INFO] [stderr]    Compiling ver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/git.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/cargo.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `git_main_argument`
[INFO] [stdout]   --> src/main.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |                 let git_main_argument = args.get(2).cloned().unwrap_or_else(|| {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_git_main_argument`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `git_main_argument`
[INFO] [stdout]   --> src/main.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let git_main_argument = args.get(2).cloned().unwrap_or_else(|| {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_git_main_argument`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `kill` is never used
[INFO] [stdout]  --> src/git.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn kill(argument_name: &str, error_message: &str) {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `git` is never used
[INFO] [stdout]  --> src/git.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn git(main_argument: &str) {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `kill` is never used
[INFO] [stdout]  --> src/cargo.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn kill(argument_name: &str, error_message: &str) {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cargo` is never used
[INFO] [stdout]  --> src/cargo.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn cargo(main_argument: &str) {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.71s
[INFO] running `Command { std: "docker" "inspect" "bf20a8569646f0a4954bade79721249612560b39404378f1eaf70a2e51a5961b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf20a8569646f0a4954bade79721249612560b39404378f1eaf70a2e51a5961b", kill_on_drop: false }`
[INFO] [stdout] bf20a8569646f0a4954bade79721249612560b39404378f1eaf70a2e51a5961b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8335efd6de13d6d2e78e5be0607011be036ad592c09211fc55e18f1f1fe22cfd
[INFO] running `Command { std: "docker" "start" "-a" "8335efd6de13d6d2e78e5be0607011be036ad592c09211fc55e18f1f1fe22cfd", kill_on_drop: false }`
[INFO] [stderr]    Compiling ver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/git.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::process::Command`
[INFO] [stdout]  --> src/cargo.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::process::Command;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `git_main_argument`
[INFO] [stdout]   --> src/main.rs:22:21
[INFO] [stdout]    |
[INFO] [stdout] 22 |                 let git_main_argument = args.get(2).cloned().unwrap_or_else(|| {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_git_main_argument`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `git_main_argument`
[INFO] [stdout]   --> src/main.rs:29:21
[INFO] [stdout]    |
[INFO] [stdout] 29 |                 let git_main_argument = args.get(2).cloned().unwrap_or_else(|| {
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_git_main_argument`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `kill` is never used
[INFO] [stdout]  --> src/git.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn kill(argument_name: &str, error_message: &str) {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `git` is never used
[INFO] [stdout]  --> src/git.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn git(main_argument: &str) {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `kill` is never used
[INFO] [stdout]  --> src/cargo.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn kill(argument_name: &str, error_message: &str) {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `cargo` is never used
[INFO] [stdout]  --> src/cargo.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn cargo(main_argument: &str) {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "8335efd6de13d6d2e78e5be0607011be036ad592c09211fc55e18f1f1fe22cfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8335efd6de13d6d2e78e5be0607011be036ad592c09211fc55e18f1f1fe22cfd", kill_on_drop: false }`
[INFO] [stdout] 8335efd6de13d6d2e78e5be0607011be036ad592c09211fc55e18f1f1fe22cfd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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 -Copt-level=3" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 68a3e528e195b0a0910301e608c2b63409669adb16c84ff31260f87fd8e5f105
[INFO] running `Command { std: "docker" "start" "-a" "68a3e528e195b0a0910301e608c2b63409669adb16c84ff31260f87fd8e5f105", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::process::Command`
[INFO] [stderr]  --> src/git.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::process::Command;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::process::Command`
[INFO] [stderr]  --> src/cargo.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::process::Command;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `git_main_argument`
[INFO] [stderr]   --> src/main.rs:22:21
[INFO] [stderr]    |
[INFO] [stderr] 22 |                 let git_main_argument = args.get(2).cloned().unwrap_or_else(|| {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_git_main_argument`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `git_main_argument`
[INFO] [stderr]   --> src/main.rs:29:21
[INFO] [stderr]    |
[INFO] [stderr] 29 |                 let git_main_argument = args.get(2).cloned().unwrap_or_else(|| {
[INFO] [stderr]    |                     ^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_git_main_argument`
[INFO] [stderr] 
[INFO] [stderr] warning: function `kill` is never used
[INFO] [stderr]  --> src/git.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn kill(argument_name: &str, error_message: &str) {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `git` is never used
[INFO] [stderr]  --> src/git.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn git(main_argument: &str) {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `kill` is never used
[INFO] [stderr]  --> src/cargo.rs:4:4
[INFO] [stderr]   |
[INFO] [stderr] 4 | fn kill(argument_name: &str, error_message: &str) {
[INFO] [stderr]   |    ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `cargo` is never used
[INFO] [stderr]  --> src/cargo.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | pub fn cargo(main_argument: &str) {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ver` (bin "ver" test) generated 8 warnings (run `cargo fix --bin "ver" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/ver-b3c6ee3a99ea3afb)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "68a3e528e195b0a0910301e608c2b63409669adb16c84ff31260f87fd8e5f105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68a3e528e195b0a0910301e608c2b63409669adb16c84ff31260f87fd8e5f105", kill_on_drop: false }`
[INFO] [stdout] 68a3e528e195b0a0910301e608c2b63409669adb16c84ff31260f87fd8e5f105
