[INFO] fetching crate ghcn-daily 0.0.1...
[INFO] checking ghcn-daily-0.0.1 against try#e0f03aec47b100bc29555561bd62a99d1bc6aca5 for pr-86231
[INFO] extracting crate ghcn-daily 0.0.1 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate ghcn-daily 0.0.1 on toolchain e0f03aec47b100bc29555561bd62a99d1bc6aca5
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ghcn-daily 0.0.1
[INFO] finished tweaking crates.io crate ghcn-daily 0.0.1
[INFO] tweaked toml for crates.io crate ghcn-daily 0.0.1 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "fetch" "--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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2cc0f6941bd19d9f51d110cf29368a55d385c3156613a41e06623684573a3e3f
[INFO] running `Command { std: "docker" "start" "-a" "2cc0f6941bd19d9f51d110cf29368a55d385c3156613a41e06623684573a3e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2cc0f6941bd19d9f51d110cf29368a55d385c3156613a41e06623684573a3e3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cc0f6941bd19d9f51d110cf29368a55d385c3156613a41e06623684573a3e3f", kill_on_drop: false }`
[INFO] [stdout] 2cc0f6941bd19d9f51d110cf29368a55d385c3156613a41e06623684573a3e3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+e0f03aec47b100bc29555561bd62a99d1bc6aca5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 22ddfb37accc06507bad5941df9844eb19b920ddbb976f15993ae428e5435fda
[INFO] running `Command { std: "docker" "start" "-a" "22ddfb37accc06507bad5941df9844eb19b920ddbb976f15993ae428e5435fda", kill_on_drop: false }`
[INFO] [stderr]     Checking ghcn-daily v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/element.rs:69:26
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let val: isize = try!(Self::value_raw(line, index).parse());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DlyFile`
[INFO] [stdout]  --> src/dly_file.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct DlyFile {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/element.rs:69:26
[INFO] [stdout]    |
[INFO] [stdout] 69 |         let val: isize = try!(Self::value_raw(line, index).parse());
[INFO] [stdout]    |                          ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `DlyFile`
[INFO] [stdout]  --> src/dly_file.rs:2:8
[INFO] [stdout]   |
[INFO] [stdout] 2 | struct DlyFile {
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::io::Write`
[INFO] [stdout]  --> examples/simple.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::io::Write;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::create_dir_all`
[INFO] [stdout]  --> examples/simple.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs::create_dir_all;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "22ddfb37accc06507bad5941df9844eb19b920ddbb976f15993ae428e5435fda", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22ddfb37accc06507bad5941df9844eb19b920ddbb976f15993ae428e5435fda", kill_on_drop: false }`
[INFO] [stdout] 22ddfb37accc06507bad5941df9844eb19b920ddbb976f15993ae428e5435fda