[INFO] fetching crate chi 0.0.1...
[INFO] testing chi-0.0.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate chi 0.0.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate chi 0.0.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "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-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 661364d7e3e753e93236303776f4adf9453c6edfd3e1a575c1705ccf7385d2e7
[INFO] running `Command { std: "docker" "start" "-a" "661364d7e3e753e93236303776f4adf9453c6edfd3e1a575c1705ccf7385d2e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "661364d7e3e753e93236303776f4adf9453c6edfd3e1a575c1705ccf7385d2e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "661364d7e3e753e93236303776f4adf9453c6edfd3e1a575c1705ccf7385d2e7", kill_on_drop: false }`
[INFO] [stdout] 661364d7e3e753e93236303776f4adf9453c6edfd3e1a575c1705ccf7385d2e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--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] ba6290f9cf4857896d74f10d4f6c87248af30a57144a7f131ea6e2521c0b48a8
[INFO] running `Command { std: "docker" "start" "-a" "ba6290f9cf4857896d74f10d4f6c87248af30a57144a7f131ea6e2521c0b48a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `Command { std: "docker" "inspect" "ba6290f9cf4857896d74f10d4f6c87248af30a57144a7f131ea6e2521c0b48a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba6290f9cf4857896d74f10d4f6c87248af30a57144a7f131ea6e2521c0b48a8", kill_on_drop: false }`
[INFO] [stdout] ba6290f9cf4857896d74f10d4f6c87248af30a57144a7f131ea6e2521c0b48a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e1c265faf8d9d1189653887bfafe6ee3916321974b2335c9ad47fcff6e4c09ef
[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" "e1c265faf8d9d1189653887bfafe6ee3916321974b2335c9ad47fcff6e4c09ef", kill_on_drop: false }`
[INFO] [stderr]    Compiling 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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "e1c265faf8d9d1189653887bfafe6ee3916321974b2335c9ad47fcff6e4c09ef", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e1c265faf8d9d1189653887bfafe6ee3916321974b2335c9ad47fcff6e4c09ef", kill_on_drop: false }`
[INFO] [stdout] e1c265faf8d9d1189653887bfafe6ee3916321974b2335c9ad47fcff6e4c09ef
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=warn" "-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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0f80ca320fa72020779f517fbcf55396cf08ed17abb3a7fa7b29228c8701871e
[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" "0f80ca320fa72020779f517fbcf55396cf08ed17abb3a7fa7b29228c8701871e", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/cli/clone.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn run(m: &ArgMatches, cfg: &mut Config) {
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/cli/pull.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn run(m: &ArgMatches, cfg: &mut Config) {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `run`
[INFO] [stderr]  --> src/cli/push.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 | pub fn run(m: &ArgMatches, cfg: &mut Config) {
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_object`
[INFO] [stderr]   --> src/repository/object_store.rs:17:8
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub fn get_object<T: Object>(hash: &str) -> std::io::Result<String> {
[INFO] [stderr]    |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/chi-1574387f081e2711
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0f80ca320fa72020779f517fbcf55396cf08ed17abb3a7fa7b29228c8701871e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0f80ca320fa72020779f517fbcf55396cf08ed17abb3a7fa7b29228c8701871e", kill_on_drop: false }`
[INFO] [stdout] 0f80ca320fa72020779f517fbcf55396cf08ed17abb3a7fa7b29228c8701871e