[INFO] fetching crate minigrep_wang 0.1.0...
[INFO] testing minigrep_wang-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate minigrep_wang 0.1.0 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate minigrep_wang 0.1.0 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate minigrep_wang 0.1.0
[INFO] finished tweaking crates.io crate minigrep_wang 0.1.0
[INFO] tweaked toml for crates.io crate minigrep_wang 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate minigrep_wang 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 179b3f4ecd726baadd6093fd38d58f3a114d222a4c42d519cd2f54b8fecd30a8
[INFO] running `Command { std: "docker" "start" "-a" "179b3f4ecd726baadd6093fd38d58f3a114d222a4c42d519cd2f54b8fecd30a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "179b3f4ecd726baadd6093fd38d58f3a114d222a4c42d519cd2f54b8fecd30a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "179b3f4ecd726baadd6093fd38d58f3a114d222a4c42d519cd2f54b8fecd30a8", kill_on_drop: false }`
[INFO] [stdout] 179b3f4ecd726baadd6093fd38d58f3a114d222a4c42d519cd2f54b8fecd30a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 25aee115f3c708a391e89f2eb15cd362692146e7b40f5b177d6e9ae1ed2e9265
[INFO] running `Command { std: "docker" "start" "-a" "25aee115f3c708a391e89f2eb15cd362692146e7b40f5b177d6e9ae1ed2e9265", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep_wang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `case_sensitive`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     case_sensitive: bool
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 0.88s
[INFO] running `Command { std: "docker" "inspect" "25aee115f3c708a391e89f2eb15cd362692146e7b40f5b177d6e9ae1ed2e9265", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25aee115f3c708a391e89f2eb15cd362692146e7b40f5b177d6e9ae1ed2e9265", kill_on_drop: false }`
[INFO] [stdout] 25aee115f3c708a391e89f2eb15cd362692146e7b40f5b177d6e9ae1ed2e9265
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f2e36b7eec1d3d51f1a13823dd93f1d5c7316d997a6a1641477310b9c6df3a7f
[INFO] running `Command { std: "docker" "start" "-a" "f2e36b7eec1d3d51f1a13823dd93f1d5c7316d997a6a1641477310b9c6df3a7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep_wang v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `case_sensitive`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     case_sensitive: bool
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `case_sensitive`
[INFO] [stdout]  --> src/lib.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     case_sensitive: bool
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` 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 0.43s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/minigrep_wang-50c6f3936a38ce24)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/minigrep_wang-f9285c564012cfeb)
[INFO] running `Command { std: "docker" "inspect" "f2e36b7eec1d3d51f1a13823dd93f1d5c7316d997a6a1641477310b9c6df3a7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f2e36b7eec1d3d51f1a13823dd93f1d5c7316d997a6a1641477310b9c6df3a7f", kill_on_drop: false }`
[INFO] [stdout] f2e36b7eec1d3d51f1a13823dd93f1d5c7316d997a6a1641477310b9c6df3a7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 473ccc5df22175da9625474741753e1608e8799b0c62d96948ccd657d1bacc5a
[INFO] running `Command { std: "docker" "start" "-a" "473ccc5df22175da9625474741753e1608e8799b0c62d96948ccd657d1bacc5a", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `case_sensitive`
[INFO] [stderr]  --> src/lib.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     case_sensitive: bool
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `minigrep_wang` (lib) generated 1 warning
[INFO] [stderr] warning: `minigrep_wang` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minigrep_wang-50c6f3936a38ce24)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::one_result ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/minigrep_wang-f9285c564012cfeb)
[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] [stderr]    Doc-tests minigrep_wang
[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" "473ccc5df22175da9625474741753e1608e8799b0c62d96948ccd657d1bacc5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "473ccc5df22175da9625474741753e1608e8799b0c62d96948ccd657d1bacc5a", kill_on_drop: false }`
[INFO] [stdout] 473ccc5df22175da9625474741753e1608e8799b0c62d96948ccd657d1bacc5a