[INFO] fetching crate rustman 0.4.2...
[INFO] checking rustman-0.4.2 against try#b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8 for pr-78363
[INFO] extracting crate rustman 0.4.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate rustman 0.4.2 on toolchain b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rustman 0.4.2
[INFO] finished tweaking crates.io crate rustman 0.4.2
[INFO] tweaked toml for crates.io crate rustman 0.4.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate rustman 0.4.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded http_req v0.6.1
[INFO] [stderr]   Downloaded unchained v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cf77ee686526fd54ca241d62041c2f1be61bd0b1b2aa89f47bc1ace3475618c9
[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" "cf77ee686526fd54ca241d62041c2f1be61bd0b1b2aa89f47bc1ace3475618c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf77ee686526fd54ca241d62041c2f1be61bd0b1b2aa89f47bc1ace3475618c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf77ee686526fd54ca241d62041c2f1be61bd0b1b2aa89f47bc1ace3475618c9", kill_on_drop: false }`
[INFO] [stdout] cf77ee686526fd54ca241d62041c2f1be61bd0b1b2aa89f47bc1ace3475618c9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b2c2190fa7bf856bb0ed5e8806266e3a2135c6f8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 391a5f0a0ba482c9117786d880f7d18b7e12218714272764cfe4885da25c3df7
[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" "391a5f0a0ba482c9117786d880f7d18b7e12218714272764cfe4885da25c3df7", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]     Checking foreign-types-shared v0.1.1
[INFO] [stderr]     Checking spin v0.5.1
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]     Checking openssl-probe v0.1.2
[INFO] [stderr]     Checking termcolor v1.1.0
[INFO] [stderr]     Checking unchained v0.1.3
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking http_req v0.6.1
[INFO] [stderr]     Checking rustman v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `parse_version_desc`
[INFO] [stdout]    --> src/main.rs:496:4
[INFO] [stdout]     |
[INFO] [stdout] 496 | fn parse_version_desc(s: &str) -> (Name, Version) {
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.04s
[INFO] running `Command { std: "docker" "inspect" "391a5f0a0ba482c9117786d880f7d18b7e12218714272764cfe4885da25c3df7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "391a5f0a0ba482c9117786d880f7d18b7e12218714272764cfe4885da25c3df7", kill_on_drop: false }`
[INFO] [stdout] 391a5f0a0ba482c9117786d880f7d18b7e12218714272764cfe4885da25c3df7