[INFO] cloning repository https://github.com/sshawarma/rust-grep
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sshawarma/rust-grep" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsshawarma%2Frust-grep", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsshawarma%2Frust-grep'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0987e9e63ec9e2cc2d7227d0414bcd6286ead640
[INFO] testing sshawarma/rust-grep against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsshawarma%2Frust-grep" "/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/sshawarma/rust-grep 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 git repo https://github.com/sshawarma/rust-grep
[INFO] finished tweaking git repo https://github.com/sshawarma/rust-grep
[INFO] tweaked toml for git repo https://github.com/sshawarma/rust-grep written to /workspace/builds/worker-25/source/Cargo.toml
[INFO] crate git repo https://github.com/sshawarma/rust-grep 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-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f760affb0204d3f5b57b02d06ceb92ac81a6178814aba17b811cdabef12e1bf
[INFO] running `Command { std: "docker" "start" "-a" "1f760affb0204d3f5b57b02d06ceb92ac81a6178814aba17b811cdabef12e1bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f760affb0204d3f5b57b02d06ceb92ac81a6178814aba17b811cdabef12e1bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f760affb0204d3f5b57b02d06ceb92ac81a6178814aba17b811cdabef12e1bf", kill_on_drop: false }`
[INFO] [stdout] 1f760affb0204d3f5b57b02d06ceb92ac81a6178814aba17b811cdabef12e1bf
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83b03d65c7b60b2178259a72ca929644bad6ed8bebbcafd63cdeb1a1a9d4c318
[INFO] running `Command { std: "docker" "start" "-a" "83b03d65c7b60b2178259a72ca929644bad6ed8bebbcafd63cdeb1a1a9d4c318", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling rust-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.12s
[INFO] running `Command { std: "docker" "inspect" "83b03d65c7b60b2178259a72ca929644bad6ed8bebbcafd63cdeb1a1a9d4c318", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83b03d65c7b60b2178259a72ca929644bad6ed8bebbcafd63cdeb1a1a9d4c318", kill_on_drop: false }`
[INFO] [stdout] 83b03d65c7b60b2178259a72ca929644bad6ed8bebbcafd63cdeb1a1a9d4c318
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 42c9d255243e62717e683aaac0d5f30d902806ef6511dcefbab9a00df018e2d7
[INFO] running `Command { std: "docker" "start" "-a" "42c9d255243e62717e683aaac0d5f30d902806ef6511dcefbab9a00df018e2d7", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-grep v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.50s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_grep-4d2fa60350ab9f1d)
[INFO] running `Command { std: "docker" "inspect" "42c9d255243e62717e683aaac0d5f30d902806ef6511dcefbab9a00df018e2d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42c9d255243e62717e683aaac0d5f30d902806ef6511dcefbab9a00df018e2d7", kill_on_drop: false }`
[INFO] [stdout] 42c9d255243e62717e683aaac0d5f30d902806ef6511dcefbab9a00df018e2d7
[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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0d7e7903d2b8df30aa40f44041d34d577d47e48a2384cfd3995af1445c714e4d
[INFO] running `Command { std: "docker" "start" "-a" "0d7e7903d2b8df30aa40f44041d34d577d47e48a2384cfd3995af1445c714e4d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_grep-4d2fa60350ab9f1d)
[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" "0d7e7903d2b8df30aa40f44041d34d577d47e48a2384cfd3995af1445c714e4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d7e7903d2b8df30aa40f44041d34d577d47e48a2384cfd3995af1445c714e4d", kill_on_drop: false }`
[INFO] [stdout] 0d7e7903d2b8df30aa40f44041d34d577d47e48a2384cfd3995af1445c714e4d