[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-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsteven-mathew%2Fsapphire" "/workspace/builds/worker-117/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-117/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/steven-mathew/sapphire on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-117/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-2021-09-08" "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-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ae36ee12e0c56338986847d74495c1acea0cff0f41d27d271863f391dacec2d4
[INFO] running `Command { std: "docker" "start" "-a" "ae36ee12e0c56338986847d74495c1acea0cff0f41d27d271863f391dacec2d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae36ee12e0c56338986847d74495c1acea0cff0f41d27d271863f391dacec2d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae36ee12e0c56338986847d74495c1acea0cff0f41d27d271863f391dacec2d4", kill_on_drop: false }`
[INFO] [stdout] ae36ee12e0c56338986847d74495c1acea0cff0f41d27d271863f391dacec2d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6010040f2526a551bc765343707d5f008e582adedb9b0d1d81ef1e1764f8e13
[INFO] running `Command { std: "docker" "start" "-a" "c6010040f2526a551bc765343707d5f008e582adedb9b0d1d81ef1e1764f8e13", 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 2.71s
[INFO] running `Command { std: "docker" "inspect" "c6010040f2526a551bc765343707d5f008e582adedb9b0d1d81ef1e1764f8e13", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6010040f2526a551bc765343707d5f008e582adedb9b0d1d81ef1e1764f8e13", kill_on_drop: false }`
[INFO] [stdout] c6010040f2526a551bc765343707d5f008e582adedb9b0d1d81ef1e1764f8e13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dd2b1e80308194753f18b43699a0398fa547a2a5751bcfd55db2d2e32e8f5c74
[INFO] running `Command { std: "docker" "start" "-a" "dd2b1e80308194753f18b43699a0398fa547a2a5751bcfd55db2d2e32e8f5c74", 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 0.87s
[INFO] running `Command { std: "docker" "inspect" "dd2b1e80308194753f18b43699a0398fa547a2a5751bcfd55db2d2e32e8f5c74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd2b1e80308194753f18b43699a0398fa547a2a5751bcfd55db2d2e32e8f5c74", kill_on_drop: false }`
[INFO] [stdout] dd2b1e80308194753f18b43699a0398fa547a2a5751bcfd55db2d2e32e8f5c74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-117/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b7b792bbe5edd0dbe592f8aef33cd75ef9a0672e2409aa2d122d655512fd2da6
[INFO] running `Command { std: "docker" "start" "-a" "b7b792bbe5edd0dbe592f8aef33cd75ef9a0672e2409aa2d122d655512fd2da6", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `fs::read_to_string`
[INFO] [stderr]  --> src/main.rs:1:33
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{collections::HashMap, fs::read_to_string};
[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 0.06s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sapphire-cbc6ba75ef8f5ed0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b7b792bbe5edd0dbe592f8aef33cd75ef9a0672e2409aa2d122d655512fd2da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7b792bbe5edd0dbe592f8aef33cd75ef9a0672e2409aa2d122d655512fd2da6", kill_on_drop: false }`
[INFO] [stdout] b7b792bbe5edd0dbe592f8aef33cd75ef9a0672e2409aa2d122d655512fd2da6