[INFO] fetching crate chi 0.0.1...
[INFO] checking chi-0.0.1 against master#836c31742687ba4e2f857b5b698e1e9e6b67619c for pr-81789
[INFO] extracting crate chi 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate chi 0.0.1 on toolchain 836c31742687ba4e2f857b5b698e1e9e6b67619c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "metadata" "--no-deps" "--format-version=1", 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] 314c035b2f7a055620aa413f006dba42b5388b649b0840484e3a40d3e8c6223f
[INFO] running `Command { std: "docker" "start" "-a" "314c035b2f7a055620aa413f006dba42b5388b649b0840484e3a40d3e8c6223f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "314c035b2f7a055620aa413f006dba42b5388b649b0840484e3a40d3e8c6223f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "314c035b2f7a055620aa413f006dba42b5388b649b0840484e3a40d3e8c6223f", kill_on_drop: false }`
[INFO] [stdout] 314c035b2f7a055620aa413f006dba42b5388b649b0840484e3a40d3e8c6223f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+836c31742687ba4e2f857b5b698e1e9e6b67619c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4f58146a2182c75c643da9eb1d1765394af8fed6f7c2f11359ba64c1f8830a41
[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" "4f58146a2182c75c643da9eb1d1765394af8fed6f7c2f11359ba64c1f8830a41", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.93
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking chrono v0.4.19
[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: 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.08s
[INFO] running `Command { std: "docker" "inspect" "4f58146a2182c75c643da9eb1d1765394af8fed6f7c2f11359ba64c1f8830a41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f58146a2182c75c643da9eb1d1765394af8fed6f7c2f11359ba64c1f8830a41", kill_on_drop: false }`
[INFO] [stdout] 4f58146a2182c75c643da9eb1d1765394af8fed6f7c2f11359ba64c1f8830a41