[INFO] cloning repository https://github.com/hhan87/sthan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hhan87/sthan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhhan87%2Fsthan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhhan87%2Fsthan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f9fcc06da42c9c4c6f2839824ba39b1ab63ec9cb
[INFO] checking hhan87/sthan against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhhan87%2Fsthan" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hhan87/sthan on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hhan87/sthan
[INFO] finished tweaking git repo https://github.com/hhan87/sthan
[INFO] tweaked toml for git repo https://github.com/hhan87/sthan written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/hhan87/sthan already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-macros v1.2.0
[INFO] [stderr]   Downloaded tokio v1.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 925617dda942015daae6a6936bdfe7c1269f728721de8262043010673f0d40c3
[INFO] running `Command { std: "docker" "start" "-a" "925617dda942015daae6a6936bdfe7c1269f728721de8262043010673f0d40c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "925617dda942015daae6a6936bdfe7c1269f728721de8262043010673f0d40c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "925617dda942015daae6a6936bdfe7c1269f728721de8262043010673f0d40c3", kill_on_drop: false }`
[INFO] [stdout] 925617dda942015daae6a6936bdfe7c1269f728721de8262043010673f0d40c3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2188d4d99a4649040a9f0f7614bc71e4b7a2c5daff5e83153b0a4b081c4803b0
[INFO] running `Command { std: "docker" "start" "-a" "2188d4d99a4649040a9f0f7614bc71e4b7a2c5daff5e83153b0a4b081c4803b0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling tokio v1.7.1
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]     Checking sthan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: value assigned to `to_send` is never read
[INFO] [stdout]   --> src/main.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |             mut to_send,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `I` should have a snake case name
[INFO] [stdout]  --> src/constants.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         I : String,
[INFO] [stdout]   |         ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `PD` should have a snake case name
[INFO] [stdout]  --> src/constants.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         PD : String,
[INFO] [stdout]   |         ^^ help: convert the identifier to snake case: `pd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `to_send` is never read
[INFO] [stdout]   --> src/main.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |             mut to_send,
[INFO] [stdout]    |                 ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `I` should have a snake case name
[INFO] [stdout]  --> src/constants.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |         I : String,
[INFO] [stdout]   |         ^ help: convert the identifier to snake case (notice the capitalization): `i`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: structure field `PD` should have a snake case name
[INFO] [stdout]  --> src/constants.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |         PD : String,
[INFO] [stdout]   |         ^^ help: convert the identifier to snake case: `pd`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.01s
[INFO] running `Command { std: "docker" "inspect" "2188d4d99a4649040a9f0f7614bc71e4b7a2c5daff5e83153b0a4b081c4803b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2188d4d99a4649040a9f0f7614bc71e4b7a2c5daff5e83153b0a4b081c4803b0", kill_on_drop: false }`
[INFO] [stdout] 2188d4d99a4649040a9f0f7614bc71e4b7a2c5daff5e83153b0a4b081c4803b0