[INFO] fetching crate chi 0.0.1...
[INFO] checking chi-0.0.1 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate chi 0.0.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate chi 0.0.1 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate chi 0.0.1
[INFO] finished tweaking crates.io crate chi 0.0.1
[INFO] tweaked toml for crates.io crate chi 0.0.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 690cba3b0a48193b96e667b993bf87231b0272a304788ae5491d672fa981180b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "690cba3b0a48193b96e667b993bf87231b0272a304788ae5491d672fa981180b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "690cba3b0a48193b96e667b993bf87231b0272a304788ae5491d672fa981180b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "690cba3b0a48193b96e667b993bf87231b0272a304788ae5491d672fa981180b", kill_on_drop: false }`
[INFO] [stdout] 690cba3b0a48193b96e667b993bf87231b0272a304788ae5491d672fa981180b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ea0d3b5da4a6607a06a15ae00e8369e3bbbe01be6ac79f9dc159c0cf073e7c97
[INFO] running `Command { std: "docker" "start" "-a" "ea0d3b5da4a6607a06a15ae00e8369e3bbbe01be6ac79f9dc159c0cf073e7c97", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.15
[INFO] [stderr]     Checking chi v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/cli/clone.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run(m: &ArgMatches, cfg: &mut Config) {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/cli/pull.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run(m: &ArgMatches, cfg: &mut Config) {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/cli/push.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run(m: &ArgMatches, cfg: &mut Config) {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_object`
[INFO] [stdout]   --> src/repository/object_store.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn get_object<T: Object>(hash: &str) -> std::io::Result<String> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/cli/clone.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run(m: &ArgMatches, cfg: &mut Config) {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/cli/pull.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run(m: &ArgMatches, cfg: &mut Config) {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/cli/push.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run(m: &ArgMatches, cfg: &mut Config) {
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_object`
[INFO] [stdout]   --> src/repository/object_store.rs:17:8
[INFO] [stdout]    |
[INFO] [stdout] 17 | pub fn get_object<T: Object>(hash: &str) -> std::io::Result<String> {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.24s
[INFO] running `Command { std: "docker" "inspect" "ea0d3b5da4a6607a06a15ae00e8369e3bbbe01be6ac79f9dc159c0cf073e7c97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea0d3b5da4a6607a06a15ae00e8369e3bbbe01be6ac79f9dc159c0cf073e7c97", kill_on_drop: false }`
[INFO] [stdout] ea0d3b5da4a6607a06a15ae00e8369e3bbbe01be6ac79f9dc159c0cf073e7c97