[INFO] fetching crate minigrep_masa0u0 0.1.0...
[INFO] testing minigrep_masa0u0-0.1.0 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate minigrep_masa0u0 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate minigrep_masa0u0 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_masa0u0 0.1.0
[INFO] finished tweaking crates.io crate minigrep_masa0u0 0.1.0
[INFO] tweaked toml for crates.io crate minigrep_masa0u0 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate minigrep_masa0u0 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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 92a2108cc29ecd7bbc074495ef090b2734fb86dd7f42a61acb284dd25be10fe4
[INFO] running `Command { std: "docker" "start" "-a" "92a2108cc29ecd7bbc074495ef090b2734fb86dd7f42a61acb284dd25be10fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "92a2108cc29ecd7bbc074495ef090b2734fb86dd7f42a61acb284dd25be10fe4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "92a2108cc29ecd7bbc074495ef090b2734fb86dd7f42a61acb284dd25be10fe4", kill_on_drop: false }`
[INFO] [stdout] 92a2108cc29ecd7bbc074495ef090b2734fb86dd7f42a61acb284dd25be10fe4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 9a808f0aaef75724d3fee7254aa15cec86df16faccd9137499081b327330923d
[INFO] running `Command { std: "docker" "start" "-a" "9a808f0aaef75724d3fee7254aa15cec86df16faccd9137499081b327330923d", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep_masa0u0 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "9a808f0aaef75724d3fee7254aa15cec86df16faccd9137499081b327330923d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a808f0aaef75724d3fee7254aa15cec86df16faccd9137499081b327330923d", kill_on_drop: false }`
[INFO] [stdout] 9a808f0aaef75724d3fee7254aa15cec86df16faccd9137499081b327330923d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] d592bb713e997be93dcc3585d53caf755181c8b92f7861c417affec94606ceb8
[INFO] running `Command { std: "docker" "start" "-a" "d592bb713e997be93dcc3585d53caf755181c8b92f7861c417affec94606ceb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep_masa0u0 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/minigrep_masa0u0-738b19dc0e748b01)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/minigrep_masa0u0-dc0b7f7d3116f25a)
[INFO] running `Command { std: "docker" "inspect" "d592bb713e997be93dcc3585d53caf755181c8b92f7861c417affec94606ceb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d592bb713e997be93dcc3585d53caf755181c8b92f7861c417affec94606ceb8", kill_on_drop: false }`
[INFO] [stdout] d592bb713e997be93dcc3585d53caf755181c8b92f7861c417affec94606ceb8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 315cdb9ab3e6a1a92a82246ba5c14032fd251136f639556b34e8c742be8ebf8d
[INFO] running `Command { std: "docker" "start" "-a" "315cdb9ab3e6a1a92a82246ba5c14032fd251136f639556b34e8c742be8ebf8d", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/minigrep_masa0u0-738b19dc0e748b01)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::case_insensitive ... ok
[INFO] [stdout] test tests::case_sensitive ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 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_masa0u0-dc0b7f7d3116f25a)
[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_masa0u0
[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" "315cdb9ab3e6a1a92a82246ba5c14032fd251136f639556b34e8c742be8ebf8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "315cdb9ab3e6a1a92a82246ba5c14032fd251136f639556b34e8c742be8ebf8d", kill_on_drop: false }`
[INFO] [stdout] 315cdb9ab3e6a1a92a82246ba5c14032fd251136f639556b34e8c742be8ebf8d