[INFO] fetching crate yas 0.1.1...
[INFO] checking yas-0.1.1 against try#894d32a5432c6a6461bb2aac7c3d5f2e87dce83f for pr-77015
[INFO] extracting crate yas 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate yas 0.1.1 on toolchain 894d32a5432c6a6461bb2aac7c3d5f2e87dce83f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yas 0.1.1
[INFO] finished tweaking crates.io crate yas 0.1.1
[INFO] tweaked toml for crates.io crate yas 0.1.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate yas 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded users v0.10.0
[INFO] [stderr]   Downloaded rpassword v5.0.0
[INFO] [stderr]   Downloaded blowfish v0.5.0
[INFO] [stderr]   Downloaded pwhash v0.3.1
[INFO] [stderr]   Downloaded md-5 v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1903cd37a12614239ee8ca14c4ac3e9523108ad824669443cc109f9fefb278a5
[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" "1903cd37a12614239ee8ca14c4ac3e9523108ad824669443cc109f9fefb278a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1903cd37a12614239ee8ca14c4ac3e9523108ad824669443cc109f9fefb278a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1903cd37a12614239ee8ca14c4ac3e9523108ad824669443cc109f9fefb278a5", kill_on_drop: false }`
[INFO] [stdout] 1903cd37a12614239ee8ca14c4ac3e9523108ad824669443cc109f9fefb278a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+894d32a5432c6a6461bb2aac7c3d5f2e87dce83f" "check" "--frozen" "--all" "--all-targets" "--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] d915bfd5fdb480d1f9021db96816e3ad9d2ba106a9980b9e054e022c0bf2a71d
[INFO] running `Command { std: "docker" "start" "-a" "d915bfd5fdb480d1f9021db96816e3ad9d2ba106a9980b9e054e022c0bf2a71d", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking cpuid-bool v0.1.2
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking users v0.10.0
[INFO] [stderr]     Checking rpassword v5.0.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking block-cipher v0.7.1
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]     Checking md-5 v0.9.1
[INFO] [stderr]     Checking sha2 v0.9.1
[INFO] [stderr]     Checking sha-1 v0.9.1
[INFO] [stderr]     Checking blowfish v0.5.0
[INFO] [stderr]     Checking pwhash v0.3.1
[INFO] [stderr]     Checking yas v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `user`
[INFO] [stdout]   --> src/main.rs:66:10
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn cache(user: String) -> std::io::Result<()> {
[INFO] [stdout]    |          ^^^^ help: if this is intentional, prefix it with an underscore: `_user`
[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] 
[INFO] [stdout] warning: unused variable: `user`
[INFO] [stdout]   --> src/main.rs:66:10
[INFO] [stdout]    |
[INFO] [stdout] 66 | fn cache(user: String) -> std::io::Result<()> {
[INFO] [stdout]    |          ^^^^ help: if this is intentional, prefix it with an underscore: `_user`
[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] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.25s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d915bfd5fdb480d1f9021db96816e3ad9d2ba106a9980b9e054e022c0bf2a71d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d915bfd5fdb480d1f9021db96816e3ad9d2ba106a9980b9e054e022c0bf2a71d", kill_on_drop: false }`
[INFO] [stdout] d915bfd5fdb480d1f9021db96816e3ad9d2ba106a9980b9e054e022c0bf2a71d