[INFO] fetching crate str-utils 0.1.3...
[INFO] testing str-utils-0.1.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate str-utils 0.1.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate str-utils 0.1.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate str-utils 0.1.3
[INFO] finished tweaking crates.io crate str-utils 0.1.3
[INFO] tweaked toml for crates.io crate str-utils 0.1.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cow-utils v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08b2fce50d37b78f6d0e5e645287f636a12fd67cf525437e5c038011121b8000
[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" "08b2fce50d37b78f6d0e5e645287f636a12fd67cf525437e5c038011121b8000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08b2fce50d37b78f6d0e5e645287f636a12fd67cf525437e5c038011121b8000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08b2fce50d37b78f6d0e5e645287f636a12fd67cf525437e5c038011121b8000", kill_on_drop: false }`
[INFO] [stdout] 08b2fce50d37b78f6d0e5e645287f636a12fd67cf525437e5c038011121b8000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67ad7b5e703def970e70f919fb62d361d8de724c7b01b24d4a78727e59a2d80c
[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" "67ad7b5e703def970e70f919fb62d361d8de724c7b01b24d4a78727e59a2d80c", kill_on_drop: false }`
[INFO] [stderr]    Compiling cow-utils v0.1.2
[INFO] [stderr]    Compiling str-utils v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "67ad7b5e703def970e70f919fb62d361d8de724c7b01b24d4a78727e59a2d80c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ad7b5e703def970e70f919fb62d361d8de724c7b01b24d4a78727e59a2d80c", kill_on_drop: false }`
[INFO] [stdout] 67ad7b5e703def970e70f919fb62d361d8de724c7b01b24d4a78727e59a2d80c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4110aa5bb51c18ebb7d0799e4913e1d688e4a04ea5186cd96705aeeb5311de48
[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" "4110aa5bb51c18ebb7d0799e4913e1d688e4a04ea5186cd96705aeeb5311de48", kill_on_drop: false }`
[INFO] [stderr]    Compiling slash-formatter v3.1.1
[INFO] [stderr]    Compiling concat-with v0.2.5
[INFO] [stderr]    Compiling bencher v0.1.5
[INFO] [stderr]    Compiling str-utils v0.1.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.06s
[INFO] running `Command { std: "docker" "inspect" "4110aa5bb51c18ebb7d0799e4913e1d688e4a04ea5186cd96705aeeb5311de48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4110aa5bb51c18ebb7d0799e4913e1d688e4a04ea5186cd96705aeeb5311de48", kill_on_drop: false }`
[INFO] [stdout] 4110aa5bb51c18ebb7d0799e4913e1d688e4a04ea5186cd96705aeeb5311de48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] aa8105d50acc74162310c11c12826805b06ce730af9634dbfed17c86ace62ef9
[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" "aa8105d50acc74162310c11c12826805b06ce730af9634dbfed17c86ace62ef9", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/str_utils-4cd6e2b7fad7a3f1
[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 str-utils
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/eq_ignore_case.rs - eq_ignore_case::EqIgnoreCase (line 9) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.42s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "aa8105d50acc74162310c11c12826805b06ce730af9634dbfed17c86ace62ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa8105d50acc74162310c11c12826805b06ce730af9634dbfed17c86ace62ef9", kill_on_drop: false }`
[INFO] [stdout] aa8105d50acc74162310c11c12826805b06ce730af9634dbfed17c86ace62ef9