[INFO] cloning repository https://github.com/mqudsi/instagrouper
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mqudsi/instagrouper" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmqudsi%2Finstagrouper", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmqudsi%2Finstagrouper'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ba1e90d9d8c7d157f4684ea45b8fb8b9d6a164df
[INFO] testing mqudsi/instagrouper against 1.99.0-beta.1+cargoflags=--release for beta-release-1.99-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmqudsi%2Finstagrouper" "/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/mqudsi/instagrouper
[INFO] finished tweaking git repo https://github.com/mqudsi/instagrouper
[INFO] tweaked toml for git repo https://github.com/mqudsi/instagrouper written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mqudsi/instagrouper on toolchain 1.99.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mqudsi/instagrouper 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" "+1.99.0-beta.1" "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/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 5e88ad8eca4038aab2695caf4db906949700f76d6b14f71befacda78fc1c4044
[INFO] running `Command { std: "docker" "start" "5e88ad8eca4038aab2695caf4db906949700f76d6b14f71befacda78fc1c4044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e88ad8eca4038aab2695caf4db906949700f76d6b14f71befacda78fc1c4044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5e88ad8eca4038aab2695caf4db906949700f76d6b14f71befacda78fc1c4044" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5e88ad8eca4038aab2695caf4db906949700f76d6b14f71befacda78fc1c4044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5e88ad8eca4038aab2695caf4db906949700f76d6b14f71befacda78fc1c4044" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling proc-macro2 v1.0.104
[INFO] [stderr]    Compiling quote v1.0.42
[INFO] [stderr]    Compiling anyhow v1.0.100
[INFO] [stderr]    Compiling serde_json v1.0.148
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling zmij v1.0.0
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling jiff v0.2.17
[INFO] [stderr]    Compiling size v0.5.0
[INFO] [stderr]    Compiling syn v2.0.111
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling uuid v1.19.0
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling instagrouper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: type alias `ProcessId` is never used
[INFO] [stdout]   --> src/supervisor.rs:15:10
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub type ProcessId = libc::pid_t;
[INFO] [stdout]    |          ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ProcessSupervisor` is never constructed
[INFO] [stdout]   --> src/supervisor.rs:21:12
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct ProcessSupervisor {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: multiple associated items are never used
[INFO] [stdout]    --> src/supervisor.rs:27:12
[INFO] [stdout]     |
[INFO] [stdout]  26 | impl ProcessSupervisor {
[INFO] [stdout]     | ---------------------- associated items in this implementation
[INFO] [stdout]  27 |     pub fn install() -> Result<Self> {
[INFO] [stdout]     |            ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  58 |     pub fn is_shutting_down(&self) -> bool {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  62 |     pub fn register(&self, pid: ProcessId) -> Registration {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  71 |     fn kill_all(&self) {
[INFO] [stdout]     |        ^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]  87 |     fn kill_pid_groups(pids: &[ProcessId]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 120 |     pub fn kill_process_group(pid: ProcessId, signal: i32) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 133 |     pub fn run_managed(&self, command: Command) -> Result<Output> {
[INFO] [stdout]     |            ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Registration` is never constructed
[INFO] [stdout]    --> src/supervisor.rs:138:12
[INFO] [stdout]     |
[INFO] [stdout] 138 | pub struct Registration {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `run_managed` is never used
[INFO] [stdout]    --> src/supervisor.rs:150:8
[INFO] [stdout]     |
[INFO] [stdout] 150 | pub fn run_managed(supervisor: &ProcessSupervisor, mut command: Command) -> Result<Output> {
[INFO] [stdout]     |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 5.39s
[INFO] running `Command { std: "docker" "inspect" "5e88ad8eca4038aab2695caf4db906949700f76d6b14f71befacda78fc1c4044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5e88ad8eca4038aab2695caf4db906949700f76d6b14f71befacda78fc1c4044" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling instagrouper v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "5e88ad8eca4038aab2695caf4db906949700f76d6b14f71befacda78fc1c4044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "5e88ad8eca4038aab2695caf4db906949700f76d6b14f71befacda78fc1c4044" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/instagrouper-92d60b624dd76129)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test resolution_opt_cmp ... ok
[INFO] [stdout] test resolution_cmp ... ok
[INFO] [stdout] test supervisor::test::on_sigint ... ok
[INFO] [stdout] test supervisor::test::on_sigterm ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5e88ad8eca4038aab2695caf4db906949700f76d6b14f71befacda78fc1c4044", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e88ad8eca4038aab2695caf4db906949700f76d6b14f71befacda78fc1c4044", kill_on_drop: false }`
[INFO] [stdout] 5e88ad8eca4038aab2695caf4db906949700f76d6b14f71befacda78fc1c4044
