[INFO] fetching crate yas 1.0.0...
[INFO] checking yas-1.0.0 against beta for pr-78714
[INFO] extracting crate yas 1.0.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate yas 1.0.0 on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yas 1.0.0
[INFO] finished tweaking crates.io crate yas 1.0.0
[INFO] tweaked toml for crates.io crate yas 1.0.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate yas 1.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta" "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] 9b5c4b69a07e33f033e79619839e7e66cc7dd010f0ac54d621c8c9b1b319acc6
[INFO] running `Command { std: "docker" "start" "-a" "9b5c4b69a07e33f033e79619839e7e66cc7dd010f0ac54d621c8c9b1b319acc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b5c4b69a07e33f033e79619839e7e66cc7dd010f0ac54d621c8c9b1b319acc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b5c4b69a07e33f033e79619839e7e66cc7dd010f0ac54d621c8c9b1b319acc6", kill_on_drop: false }`
[INFO] [stdout] 9b5c4b69a07e33f033e79619839e7e66cc7dd010f0ac54d621c8c9b1b319acc6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8a6437f8da612d5bd5b62500ea0d43aba2656776befe91f7b3a54852e6daf325
[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" "8a6437f8da612d5bd5b62500ea0d43aba2656776befe91f7b3a54852e6daf325", kill_on_drop: false }`
[INFO] [stderr]     Checking rpassword v5.0.0
[INFO] [stderr]     Checking users v0.10.0
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking blowfish v0.5.0
[INFO] [stderr]     Checking pwhash v0.3.1
[INFO] [stderr]     Checking yas v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]  --> src/hash.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn check_passwd(args: &Vec<String>, user: String) -> bool {
[INFO] [stdout]   |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `args`
[INFO] [stdout]  --> src/hash.rs:8:21
[INFO] [stdout]   |
[INFO] [stdout] 8 | pub fn check_passwd(args: &Vec<String>, user: String) -> bool {
[INFO] [stdout]   |                     ^^^^ help: if this is intentional, prefix it with an underscore: `_args`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` 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 1.72s
[INFO] running `Command { std: "docker" "inspect" "8a6437f8da612d5bd5b62500ea0d43aba2656776befe91f7b3a54852e6daf325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a6437f8da612d5bd5b62500ea0d43aba2656776befe91f7b3a54852e6daf325", kill_on_drop: false }`
[INFO] [stdout] 8a6437f8da612d5bd5b62500ea0d43aba2656776befe91f7b3a54852e6daf325