[INFO] fetching crate meta_tools 0.1.0...
[INFO] testing meta_tools-0.1.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate meta_tools 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate meta_tools 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 meta_tools 0.1.0
[INFO] removed 1 missing tests
[INFO] finished tweaking crates.io crate meta_tools 0.1.0
[INFO] tweaked toml for crates.io crate meta_tools 0.1.0 written to /workspace/builds/worker-4/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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wtest_basic v0.1.1
[INFO] [stderr]   Downloaded literally v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] fcd39f9056ebf84ef5ecbba84ebf33751e36b821cb70d24f8ab638b3001053ee
[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" "fcd39f9056ebf84ef5ecbba84ebf33751e36b821cb70d24f8ab638b3001053ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fcd39f9056ebf84ef5ecbba84ebf33751e36b821cb70d24f8ab638b3001053ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcd39f9056ebf84ef5ecbba84ebf33751e36b821cb70d24f8ab638b3001053ee", kill_on_drop: false }`
[INFO] [stdout] fcd39f9056ebf84ef5ecbba84ebf33751e36b821cb70d24f8ab638b3001053ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 143042e31fde8fbad71e0c125c935a5eeb31e3e36fe5a9fc68b7d8b9bd5d4270
[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" "143042e31fde8fbad71e0c125c935a5eeb31e3e36fe5a9fc68b7d8b9bd5d4270", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling literally v0.1.3
[INFO] [stderr]    Compiling meta_tools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.85s
[INFO] running `Command { std: "docker" "inspect" "143042e31fde8fbad71e0c125c935a5eeb31e3e36fe5a9fc68b7d8b9bd5d4270", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "143042e31fde8fbad71e0c125c935a5eeb31e3e36fe5a9fc68b7d8b9bd5d4270", kill_on_drop: false }`
[INFO] [stdout] 143042e31fde8fbad71e0c125c935a5eeb31e3e36fe5a9fc68b7d8b9bd5d4270
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] f682033f545a6b13c46130c78fe2307d203146a59180d3f2a5546e9c53e73a0c
[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" "f682033f545a6b13c46130c78fe2307d203146a59180d3f2a5546e9c53e73a0c", kill_on_drop: false }`
[INFO] [stderr]    Compiling trybuild v1.0.56
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling wtest_basic v0.1.1
[INFO] [stderr]    Compiling meta_tools v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.77s
[INFO] running `Command { std: "docker" "inspect" "f682033f545a6b13c46130c78fe2307d203146a59180d3f2a5546e9c53e73a0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f682033f545a6b13c46130c78fe2307d203146a59180d3f2a5546e9c53e73a0c", kill_on_drop: false }`
[INFO] [stdout] f682033f545a6b13c46130c78fe2307d203146a59180d3f2a5546e9c53e73a0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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] 0e2f346396b93690426e9baaa57815a62678160e4908577f75a753ae6f73b9bc
[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" "0e2f346396b93690426e9baaa57815a62678160e4908577f75a753ae6f73b9bc", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/meta_tools-e6eb6c7964387666)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests meta_tools
[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" "0e2f346396b93690426e9baaa57815a62678160e4908577f75a753ae6f73b9bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e2f346396b93690426e9baaa57815a62678160e4908577f75a753ae6f73b9bc", kill_on_drop: false }`
[INFO] [stdout] 0e2f346396b93690426e9baaa57815a62678160e4908577f75a753ae6f73b9bc