[INFO] cloning repository https://github.com/TheWhiteWolf1337/fetch
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/TheWhiteWolf1337/fetch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheWhiteWolf1337%2Ffetch", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheWhiteWolf1337%2Ffetch'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd991d39eab2b08ee927cb5c97742353051e48ce
[INFO] checking TheWhiteWolf1337/fetch against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTheWhiteWolf1337%2Ffetch" "/workspace/builds/worker-88/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-88/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/TheWhiteWolf1337/fetch on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/TheWhiteWolf1337/fetch
[INFO] finished tweaking git repo https://github.com/TheWhiteWolf1337/fetch
[INFO] tweaked toml for git repo https://github.com/TheWhiteWolf1337/fetch written to /workspace/builds/worker-88/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a49a49cd1deb8346ddb0ebad312839d37134c2fbd9dedfc39fa8c5b509ec867
[INFO] running `Command { std: "docker" "start" "-a" "1a49a49cd1deb8346ddb0ebad312839d37134c2fbd9dedfc39fa8c5b509ec867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a49a49cd1deb8346ddb0ebad312839d37134c2fbd9dedfc39fa8c5b509ec867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a49a49cd1deb8346ddb0ebad312839d37134c2fbd9dedfc39fa8c5b509ec867", kill_on_drop: false }`
[INFO] [stdout] 1a49a49cd1deb8346ddb0ebad312839d37134c2fbd9dedfc39fa8c5b509ec867
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-88/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" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4ff704e4b44ea1ac812571faa1eda0836ead7dbd101af7c09049d976ff9a383d
[INFO] running `Command { std: "docker" "start" "-a" "4ff704e4b44ea1ac812571faa1eda0836ead7dbd101af7c09049d976ff9a383d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling lib_fetch v0.1.0 (/opt/rustwide/workdir/lib_fetch)
[INFO] [stderr]     Checking libc v0.2.100
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]    Compiling cupid v0.6.1
[INFO] [stderr] warning: c/linux.c: In function 'get_loadavg':
[INFO] [stderr] warning: c/linux.c:62:12: warning: 'avg' is used uninitialized in this function [-Wuninitialized]
[INFO] [stderr] warning:    62 |     return avg;
[INFO] [stderr] warning:       |            ^~~
[INFO] [stderr] warning: c/linux.c: In function 'get_mem_info':
[INFO] [stderr] warning: c/linux.c:76:12: warning: 'info' is used uninitialized in this function [-Wuninitialized]
[INFO] [stderr] warning:    76 |     return info;
[INFO] [stderr] warning:       |            ^~~~
[INFO] [stdout] warning: unused imports: `File`, `self`
[INFO] [stdout]  --> lib_fetch/lib/package.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::{self, File};
[INFO] [stdout]   |               ^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader`, `self`
[INFO] [stdout]  --> lib_fetch/lib/package.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> lib_fetch/lib/package.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::result`
[INFO] [stdout]  --> lib_fetch/lib/package.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::result;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> lib_fetch/lib/lib.rs:115:32
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `File`, `self`
[INFO] [stdout]  --> lib_fetch/lib/package.rs:2:15
[INFO] [stdout]   |
[INFO] [stdout] 2 | use std::fs::{self, File};
[INFO] [stdout]   |               ^^^^  ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `BufReader`, `self`
[INFO] [stdout]  --> lib_fetch/lib/package.rs:3:15
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |               ^^^^           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::path::Path`
[INFO] [stdout]  --> lib_fetch/lib/package.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::path::Path;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::result`
[INFO] [stdout]  --> lib_fetch/lib/package.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::result;
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> lib_fetch/lib/lib.rs:115:32
[INFO] [stdout]     |
[INFO] [stdout] 115 |     fn cause(&self) -> Option<&std::error::Error> {
[INFO] [stdout]     |                                ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> lib_fetch/lib/package.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `BufRead`
[INFO] [stdout]  --> lib_fetch/lib/package.rs:3:21
[INFO] [stdout]   |
[INFO] [stdout] 3 | use std::io::{self, BufRead, BufReader};
[INFO] [stdout]   |                     ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `other_arch_based`
[INFO] [stdout]   --> lib_fetch/lib/package.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn other_arch_based() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `arch_pkg`
[INFO] [stdout]   --> lib_fetch/lib/package.rs:35:4
[INFO] [stdout]    |
[INFO] [stdout] 35 | fn arch_pkg() -> String {
[INFO] [stdout]    |    ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `another_arch_based`
[INFO] [stdout]   --> lib_fetch/lib/package.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn another_arch_based() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking fetch v0.1.0 (/opt/rustwide/workdir/fetch)
[INFO] [stdout] warning: function is never used: `another_arch_based`
[INFO] [stdout]   --> lib_fetch/lib/package.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn another_arch_based() -> String {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.30s
[INFO] running `Command { std: "docker" "inspect" "4ff704e4b44ea1ac812571faa1eda0836ead7dbd101af7c09049d976ff9a383d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4ff704e4b44ea1ac812571faa1eda0836ead7dbd101af7c09049d976ff9a383d", kill_on_drop: false }`
[INFO] [stdout] 4ff704e4b44ea1ac812571faa1eda0836ead7dbd101af7c09049d976ff9a383d