[INFO] updating cached repository https://github.com/twe4ked/rustdoc-cli
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0145f60ac99d1b79a55ac8519de11196fed6e020
[INFO] checking twe4ked/rustdoc-cli against try#6024cfef3a82f9a7688f07054f1650081bad3af5 for pr-74130
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftwe4ked%2Frustdoc-cli" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/twe4ked/rustdoc-cli on toolchain 6024cfef3a82f9a7688f07054f1650081bad3af5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/twe4ked/rustdoc-cli
[INFO] finished tweaking git repo https://github.com/twe4ked/rustdoc-cli
[INFO] tweaked toml for git repo https://github.com/twe4ked/rustdoc-cli written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/twe4ked/rustdoc-cli already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9533b08d5dacd6aa7422863adbe1e8b1a08ecac2e47b4ce6e0ddfb91f9824f85
[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" "9533b08d5dacd6aa7422863adbe1e8b1a08ecac2e47b4ce6e0ddfb91f9824f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9533b08d5dacd6aa7422863adbe1e8b1a08ecac2e47b4ce6e0ddfb91f9824f85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9533b08d5dacd6aa7422863adbe1e8b1a08ecac2e47b4ce6e0ddfb91f9824f85", kill_on_drop: false }`
[INFO] [stdout] 9533b08d5dacd6aa7422863adbe1e8b1a08ecac2e47b4ce6e0ddfb91f9824f85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+6024cfef3a82f9a7688f07054f1650081bad3af5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3c7df98357a4c1df9887c00766399118d45c3433b2ac61aa84e208b21017c988
[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" "3c7df98357a4c1df9887c00766399118d45c3433b2ac61aa84e208b21017c988", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.54
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking xml-rs v0.8.3
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling pulldown-cmark v0.7.1
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking line-wrap v0.1.1
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking bincode v1.2.1
[INFO] [stderr]     Checking quote v1.0.6
[INFO] [stderr]    Compiling onig_sys v69.5.0
[INFO] [stderr]     Checking flate2 v1.0.14
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking plist v1.0.0
[INFO] [stderr]     Checking onig v6.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]     Checking syntect v4.2.0
[INFO] [stderr]     Checking rustdoc-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `foo`
[INFO] [stdout]    --> src/main.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn foo() {}
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `foo`
[INFO] [stdout]    --> src/main.rs:215:8
[INFO] [stdout]     |
[INFO] [stdout] 215 |     fn foo() {}
[INFO] [stdout]     |        ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 08s
[INFO] running `Command { std: "docker" "inspect" "3c7df98357a4c1df9887c00766399118d45c3433b2ac61aa84e208b21017c988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c7df98357a4c1df9887c00766399118d45c3433b2ac61aa84e208b21017c988", kill_on_drop: false }`
[INFO] [stdout] 3c7df98357a4c1df9887c00766399118d45c3433b2ac61aa84e208b21017c988