[INFO] fetching crate rustman 0.4.2...
[INFO] checking rustman-0.4.2 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate rustman 0.4.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rustman 0.4.2 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 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-4/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" "+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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2fa90281ca987f04b6b5753e1cf7f3cfebc3a1d459e0eebf4ee672bb9f6659e0
[INFO] running `Command { std: "docker" "start" "-a" "2fa90281ca987f04b6b5753e1cf7f3cfebc3a1d459e0eebf4ee672bb9f6659e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fa90281ca987f04b6b5753e1cf7f3cfebc3a1d459e0eebf4ee672bb9f6659e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fa90281ca987f04b6b5753e1cf7f3cfebc3a1d459e0eebf4ee672bb9f6659e0", kill_on_drop: false }`
[INFO] [stdout] 2fa90281ca987f04b6b5753e1cf7f3cfebc3a1d459e0eebf4ee672bb9f6659e0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] [stdout] a32b59edcd647a0a9c36a43f23fa754f313640e2847884259ab68bb92d8f693e
[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" "a32b59edcd647a0a9c36a43f23fa754f313640e2847884259ab68bb92d8f693e", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling openssl v0.10.24
[INFO] [stderr]     Checking spin v0.5.1
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde v1.0.97
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]     Checking unchained v0.1.3
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling openssl-sys v0.9.49
[INFO] [stderr]     Checking http_req v0.6.1
[INFO] [stderr]     Checking toml v0.5.6
[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 22.35s
[INFO] running `Command { std: "docker" "inspect" "a32b59edcd647a0a9c36a43f23fa754f313640e2847884259ab68bb92d8f693e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a32b59edcd647a0a9c36a43f23fa754f313640e2847884259ab68bb92d8f693e", kill_on_drop: false }`
[INFO] [stdout] a32b59edcd647a0a9c36a43f23fa754f313640e2847884259ab68bb92d8f693e