[INFO] cloning repository https://github.com/steven-mathew/sapphire
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/steven-mathew/sapphire" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteven-mathew%2Fsapphire", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteven-mathew%2Fsapphire'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 072624396aea323fb15b9f0ca0c3591e5de92637
[INFO] testing steven-mathew/sapphire against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteven-mathew%2Fsapphire" "/workspace/builds/worker-25/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-25/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/steven-mathew/sapphire on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/steven-mathew/sapphire
[INFO] finished tweaking git repo https://github.com/steven-mathew/sapphire
[INFO] tweaked toml for git repo https://github.com/steven-mathew/sapphire written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/steven-mathew/sapphire already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 39d13eca919aa2b8938263f6d5ec7540335fb14c7fd1429bb1b2bb073a504168
[INFO] running `Command { std: "docker" "start" "-a" "39d13eca919aa2b8938263f6d5ec7540335fb14c7fd1429bb1b2bb073a504168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "39d13eca919aa2b8938263f6d5ec7540335fb14c7fd1429bb1b2bb073a504168", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39d13eca919aa2b8938263f6d5ec7540335fb14c7fd1429bb1b2bb073a504168", kill_on_drop: false }`
[INFO] [stdout] 39d13eca919aa2b8938263f6d5ec7540335fb14c7fd1429bb1b2bb073a504168
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6ddbb56b90a059d96ccf114b5b51917dda7857501a9f3354ce2d1e94fd484084
[INFO] running `Command { std: "docker" "start" "-a" "6ddbb56b90a059d96ccf114b5b51917dda7857501a9f3354ce2d1e94fd484084", kill_on_drop: false }`
[INFO] [stderr]    Compiling sapphire v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fs::read_to_string`
[INFO] [stdout]  --> src/main.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, fs::read_to_string};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `Command { std: "docker" "inspect" "6ddbb56b90a059d96ccf114b5b51917dda7857501a9f3354ce2d1e94fd484084", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ddbb56b90a059d96ccf114b5b51917dda7857501a9f3354ce2d1e94fd484084", kill_on_drop: false }`
[INFO] [stdout] 6ddbb56b90a059d96ccf114b5b51917dda7857501a9f3354ce2d1e94fd484084
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d065e36834b0bd530c1907a21bdb1ed6ed121d594477abf6169613ef4a295803
[INFO] running `Command { std: "docker" "start" "-a" "d065e36834b0bd530c1907a21bdb1ed6ed121d594477abf6169613ef4a295803", kill_on_drop: false }`
[INFO] [stderr]    Compiling sapphire v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `fs::read_to_string`
[INFO] [stdout]  --> src/main.rs:1:33
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{collections::HashMap, fs::read_to_string};
[INFO] [stdout]   |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `Command { std: "docker" "inspect" "d065e36834b0bd530c1907a21bdb1ed6ed121d594477abf6169613ef4a295803", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d065e36834b0bd530c1907a21bdb1ed6ed121d594477abf6169613ef4a295803", kill_on_drop: false }`
[INFO] [stdout] d065e36834b0bd530c1907a21bdb1ed6ed121d594477abf6169613ef4a295803
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-25/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 06d58c47349ee6ad27521f2035ef31798df5fc67a43f84c24a9a0499c6b92f73
[INFO] running `Command { std: "docker" "start" "-a" "06d58c47349ee6ad27521f2035ef31798df5fc67a43f84c24a9a0499c6b92f73", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `fs::read_to_string`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/main.rs:1:33
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 1 | use std::{collections::HashMap, fs::read_to_string};
[INFO] [stdout] 
[INFO] [stderr]   |                                 ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sapphire` (bin "sapphire" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sapphire-cbc6ba75ef8f5ed0)
[INFO] running `Command { std: "docker" "inspect" "06d58c47349ee6ad27521f2035ef31798df5fc67a43f84c24a9a0499c6b92f73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06d58c47349ee6ad27521f2035ef31798df5fc67a43f84c24a9a0499c6b92f73", kill_on_drop: false }`
[INFO] [stdout] 06d58c47349ee6ad27521f2035ef31798df5fc67a43f84c24a9a0499c6b92f73