[INFO] fetching crate cow-utils 0.1.2...
[INFO] testing cow-utils-0.1.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate cow-utils 0.1.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate cow-utils 0.1.2 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 cow-utils 0.1.2
[INFO] finished tweaking crates.io crate cow-utils 0.1.2
[INFO] tweaked toml for crates.io crate cow-utils 0.1.2 written to /workspace/builds/worker-8/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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 22693442f4731455e7fd73e20ef5795c7aa7f456aaf297426b4ca0f9bc926a09
[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" "22693442f4731455e7fd73e20ef5795c7aa7f456aaf297426b4ca0f9bc926a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22693442f4731455e7fd73e20ef5795c7aa7f456aaf297426b4ca0f9bc926a09", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22693442f4731455e7fd73e20ef5795c7aa7f456aaf297426b4ca0f9bc926a09", kill_on_drop: false }`
[INFO] [stdout] 22693442f4731455e7fd73e20ef5795c7aa7f456aaf297426b4ca0f9bc926a09
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 1e863d3e6aa58f12ab617b74688ddfa4bff6a38292ebe7fd559eaacf970ed988
[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" "1e863d3e6aa58f12ab617b74688ddfa4bff6a38292ebe7fd559eaacf970ed988", kill_on_drop: false }`
[INFO] [stderr]    Compiling cow-utils v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "1e863d3e6aa58f12ab617b74688ddfa4bff6a38292ebe7fd559eaacf970ed988", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e863d3e6aa58f12ab617b74688ddfa4bff6a38292ebe7fd559eaacf970ed988", kill_on_drop: false }`
[INFO] [stdout] 1e863d3e6aa58f12ab617b74688ddfa4bff6a38292ebe7fd559eaacf970ed988
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 11c57ff84e5bba8c99190f94ea3067e4826b2b88db2e18cdd6392853fcb1ea91
[INFO] running `Command { std: "docker" "start" "-a" "11c57ff84e5bba8c99190f94ea3067e4826b2b88db2e18cdd6392853fcb1ea91", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling plotters v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.4
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling criterion v0.3.5
[INFO] [stderr]    Compiling cow-utils v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 33.28s
[INFO] running `Command { std: "docker" "inspect" "11c57ff84e5bba8c99190f94ea3067e4826b2b88db2e18cdd6392853fcb1ea91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11c57ff84e5bba8c99190f94ea3067e4826b2b88db2e18cdd6392853fcb1ea91", kill_on_drop: false }`
[INFO] [stdout] 11c57ff84e5bba8c99190f94ea3067e4826b2b88db2e18cdd6392853fcb1ea91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 70b5ecc50881715bf6ecdc29a305ccd5a1527aa6c2abfdb35d4c03cc7920a20b
[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" "70b5ecc50881715bf6ecdc29a305ccd5a1527aa6c2abfdb35d4c03cc7920a20b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[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 unittests (/opt/rustwide/target/debug/deps/cow_utils-7dad19b6e8725736)
[INFO] [stderr]    Doc-tests cow-utils
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - &'sstr::cow_to_uppercase (line 213) ... ok
[INFO] [stdout] test src/lib.rs - &'sstr::cow_replacen (line 124) ... ok
[INFO] [stdout] test src/lib.rs - &'sstr::cow_to_ascii_lowercase (line 141) ... ok
[INFO] [stdout] test src/lib.rs - &'sstr::cow_to_ascii_uppercase (line 189) ... ok
[INFO] [stdout] test src/lib.rs - &'sstr::cow_to_lowercase (line 165) ... ok
[INFO] [stdout] test src/lib.rs - &'sstr::cow_replace (line 108) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.66s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "70b5ecc50881715bf6ecdc29a305ccd5a1527aa6c2abfdb35d4c03cc7920a20b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70b5ecc50881715bf6ecdc29a305ccd5a1527aa6c2abfdb35d4c03cc7920a20b", kill_on_drop: false }`
[INFO] [stdout] 70b5ecc50881715bf6ecdc29a305ccd5a1527aa6c2abfdb35d4c03cc7920a20b