[INFO] fetching crate sconcat 0.2.1...
[INFO] testing sconcat-0.2.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate sconcat 0.2.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate sconcat 0.2.1 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 sconcat 0.2.1
[INFO] finished tweaking crates.io crate sconcat 0.2.1
[INFO] tweaked toml for crates.io crate sconcat 0.2.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fast_fmt v0.1.3
[INFO] [stderr]   Downloaded numtoa v0.0.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 4d80fef247d0c49bdaa60355bdf35b3ccfbd9e8c06cea11e25b9fb466566d885
[INFO] running `Command { std: "docker" "start" "-a" "4d80fef247d0c49bdaa60355bdf35b3ccfbd9e8c06cea11e25b9fb466566d885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4d80fef247d0c49bdaa60355bdf35b3ccfbd9e8c06cea11e25b9fb466566d885", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d80fef247d0c49bdaa60355bdf35b3ccfbd9e8c06cea11e25b9fb466566d885", kill_on_drop: false }`
[INFO] [stdout] 4d80fef247d0c49bdaa60355bdf35b3ccfbd9e8c06cea11e25b9fb466566d885
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 129b33e95812d873751884d84b55af7f9b7670831ab87a8468dd68beb3a38549
[INFO] running `Command { std: "docker" "start" "-a" "129b33e95812d873751884d84b55af7f9b7670831ab87a8468dd68beb3a38549", kill_on_drop: false }`
[INFO] [stderr]    Compiling sconcat v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "129b33e95812d873751884d84b55af7f9b7670831ab87a8468dd68beb3a38549", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "129b33e95812d873751884d84b55af7f9b7670831ab87a8468dd68beb3a38549", kill_on_drop: false }`
[INFO] [stdout] 129b33e95812d873751884d84b55af7f9b7670831ab87a8468dd68beb3a38549
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 3b50947c4eb25c9fa621a7da1c0826f564ad90a214b80f90db5ae584b64e09e6
[INFO] running `Command { std: "docker" "start" "-a" "3b50947c4eb25c9fa621a7da1c0826f564ad90a214b80f90db5ae584b64e09e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling sconcat v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.69s
[INFO] running `Command { std: "docker" "inspect" "3b50947c4eb25c9fa621a7da1c0826f564ad90a214b80f90db5ae584b64e09e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b50947c4eb25c9fa621a7da1c0826f564ad90a214b80f90db5ae584b64e09e6", kill_on_drop: false }`
[INFO] [stdout] 3b50947c4eb25c9fa621a7da1c0826f564ad90a214b80f90db5ae584b64e09e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] ab66086ba01a14341cfa3116dfd96856ba70a129e498e95bf1cf8584e74b69b5
[INFO] running `Command { std: "docker" "start" "-a" "ab66086ba01a14341cfa3116dfd96856ba70a129e498e95bf1cf8584e74b69b5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sconcat-cfd973e757644ee8)
[INFO] [stdout] test cat::tests::it_works ... ok
[INFO] [stdout] test tests::readme_example_works ... ok
[INFO] [stdout] test cat::tests::formatting ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests sconcat
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - (line 59) ... ok
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] test src/cat.rs - cat::Cat (line 264) ... ok
[INFO] [stdout] test src/lib.rs - (line 30) ... ok
[INFO] [stdout] test src/lib.rs - (line 77) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.54s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ab66086ba01a14341cfa3116dfd96856ba70a129e498e95bf1cf8584e74b69b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab66086ba01a14341cfa3116dfd96856ba70a129e498e95bf1cf8584e74b69b5", kill_on_drop: false }`
[INFO] [stdout] ab66086ba01a14341cfa3116dfd96856ba70a129e498e95bf1cf8584e74b69b5