[INFO] fetching crate minigrep_son 0.1.0...
[INFO] testing minigrep_son-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate minigrep_son 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate minigrep_son 0.1.0 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 crates.io crate minigrep_son 0.1.0
[INFO] finished tweaking crates.io crate minigrep_son 0.1.0
[INFO] tweaked toml for crates.io crate minigrep_son 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate minigrep_son 0.1.0 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] d353e50b68182184b793eb0486fac555f713a595a20a187cceb81a1f16c8fc48
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d353e50b68182184b793eb0486fac555f713a595a20a187cceb81a1f16c8fc48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d353e50b68182184b793eb0486fac555f713a595a20a187cceb81a1f16c8fc48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d353e50b68182184b793eb0486fac555f713a595a20a187cceb81a1f16c8fc48", kill_on_drop: false }`
[INFO] [stdout] d353e50b68182184b793eb0486fac555f713a595a20a187cceb81a1f16c8fc48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 5867622b35d9b71f017664fe2f7e3c48ff0507fe4534d1cb28d9e8df4b08f2bf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5867622b35d9b71f017664fe2f7e3c48ff0507fe4534d1cb28d9e8df4b08f2bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep_son v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [optimized + debuginfo] target(s) in 1.32s
[INFO] running `Command { std: "docker" "inspect" "5867622b35d9b71f017664fe2f7e3c48ff0507fe4534d1cb28d9e8df4b08f2bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5867622b35d9b71f017664fe2f7e3c48ff0507fe4534d1cb28d9e8df4b08f2bf", kill_on_drop: false }`
[INFO] [stdout] 5867622b35d9b71f017664fe2f7e3c48ff0507fe4534d1cb28d9e8df4b08f2bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 684f8a22081a68c39d75b2df11866f0a935748ccaeb479e40db12fbb1364f18b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "684f8a22081a68c39d75b2df11866f0a935748ccaeb479e40db12fbb1364f18b", kill_on_drop: false }`
[INFO] [stderr]    Compiling minigrep_son v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 1.08s
[INFO] running `Command { std: "docker" "inspect" "684f8a22081a68c39d75b2df11866f0a935748ccaeb479e40db12fbb1364f18b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "684f8a22081a68c39d75b2df11866f0a935748ccaeb479e40db12fbb1364f18b", kill_on_drop: false }`
[INFO] [stdout] 684f8a22081a68c39d75b2df11866f0a935748ccaeb479e40db12fbb1364f18b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] 78f35170315c52c051789aa8071da1a57aff0eb5352db84410ed2b4d985b03cf
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "78f35170315c52c051789aa8071da1a57aff0eb5352db84410ed2b4d985b03cf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/minigrep_son-b219358e1c184e6a)
[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 (/opt/rustwide/target/debug/deps/minigrep_son-991000d8cb177f67)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minigrep_son
[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] [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" "78f35170315c52c051789aa8071da1a57aff0eb5352db84410ed2b4d985b03cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78f35170315c52c051789aa8071da1a57aff0eb5352db84410ed2b4d985b03cf", kill_on_drop: false }`
[INFO] [stdout] 78f35170315c52c051789aa8071da1a57aff0eb5352db84410ed2b4d985b03cf