[INFO] fetching crate string_util 0.1.0...
[INFO] testing string_util-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate string_util 0.1.0 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate string_util 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 string_util 0.1.0
[INFO] finished tweaking crates.io crate string_util 0.1.0
[INFO] tweaked toml for crates.io crate string_util 0.1.0 written to /workspace/builds/worker-1/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] [stderr]     Blocking waiting for file lock on package cache
[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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 36079e79f4a3171b5bf9ddf49f029f63bf320c29d661e73d3f70339f71b64892
[INFO] running `Command { std: "docker" "start" "-a" "36079e79f4a3171b5bf9ddf49f029f63bf320c29d661e73d3f70339f71b64892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36079e79f4a3171b5bf9ddf49f029f63bf320c29d661e73d3f70339f71b64892", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36079e79f4a3171b5bf9ddf49f029f63bf320c29d661e73d3f70339f71b64892", kill_on_drop: false }`
[INFO] [stdout] 36079e79f4a3171b5bf9ddf49f029f63bf320c29d661e73d3f70339f71b64892
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 8a1d9bb9bff742e99a4f90dc8199c82b67f1b2b20de3cb1588930d683b7a0403
[INFO] running `Command { std: "docker" "start" "-a" "8a1d9bb9bff742e99a4f90dc8199c82b67f1b2b20de3cb1588930d683b7a0403", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling string_util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "8a1d9bb9bff742e99a4f90dc8199c82b67f1b2b20de3cb1588930d683b7a0403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a1d9bb9bff742e99a4f90dc8199c82b67f1b2b20de3cb1588930d683b7a0403", kill_on_drop: false }`
[INFO] [stdout] 8a1d9bb9bff742e99a4f90dc8199c82b67f1b2b20de3cb1588930d683b7a0403
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 6ecbb02a70a43fc18877151661736250bdc6d6509851a90111e4a21b7438933c
[INFO] running `Command { std: "docker" "start" "-a" "6ecbb02a70a43fc18877151661736250bdc6d6509851a90111e4a21b7438933c", kill_on_drop: false }`
[INFO] [stderr]    Compiling string_util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `Command { std: "docker" "inspect" "6ecbb02a70a43fc18877151661736250bdc6d6509851a90111e4a21b7438933c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ecbb02a70a43fc18877151661736250bdc6d6509851a90111e4a21b7438933c", kill_on_drop: false }`
[INFO] [stdout] 6ecbb02a70a43fc18877151661736250bdc6d6509851a90111e4a21b7438933c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 3854d1aea143ec12f0d06bb570dbecb3309fbff34a0a84be4165f2f1e5ab2b8c
[INFO] running `Command { std: "docker" "start" "-a" "3854d1aea143ec12f0d06bb570dbecb3309fbff34a0a84be4165f2f1e5ab2b8c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/string_util-dc08d1241fe669cf)
[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]      Running tests/int_tests.rs (/opt/rustwide/target/debug/deps/int_tests-e3db07887f8a73d0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests string_util
[INFO] [stdout] running 2 tests
[INFO] [stdout] test capitalization ... ok
[INFO] [stdout] test vector_to_string ... 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] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - capitalize (line 10) ... ok
[INFO] [stdout] test src/lib.rs - vec_to_delimited_str (line 50) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3854d1aea143ec12f0d06bb570dbecb3309fbff34a0a84be4165f2f1e5ab2b8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3854d1aea143ec12f0d06bb570dbecb3309fbff34a0a84be4165f2f1e5ab2b8c", kill_on_drop: false }`
[INFO] [stdout] 3854d1aea143ec12f0d06bb570dbecb3309fbff34a0a84be4165f2f1e5ab2b8c