[INFO] fetching crate slings 0.3.2...
[INFO] testing slings-0.3.2 against 1.59.0 for beta-1.60-1
[INFO] extracting crate slings 0.3.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate slings 0.3.2 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slings 0.3.2
[INFO] finished tweaking crates.io crate slings 0.3.2
[INFO] tweaked toml for crates.io crate slings 0.3.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate crates.io crate slings 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 039c977c1a819cc1ed08ed47dfb6d1077b37421ebe0bb40507e9134776f2d2c4
[INFO] running `Command { std: "docker" "start" "-a" "039c977c1a819cc1ed08ed47dfb6d1077b37421ebe0bb40507e9134776f2d2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "039c977c1a819cc1ed08ed47dfb6d1077b37421ebe0bb40507e9134776f2d2c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "039c977c1a819cc1ed08ed47dfb6d1077b37421ebe0bb40507e9134776f2d2c4", kill_on_drop: false }`
[INFO] [stdout] 039c977c1a819cc1ed08ed47dfb6d1077b37421ebe0bb40507e9134776f2d2c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78969da845f4a80f458d5491ae905838a47b6305a882ca756c7554dffec247e2
[INFO] running `Command { std: "docker" "start" "-a" "78969da845f4a80f458d5491ae905838a47b6305a882ca756c7554dffec247e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling io-uring v0.5.1
[INFO] [stderr]    Compiling futures-io v0.3.15
[INFO] [stderr]    Compiling slab v0.4.3
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.6
[INFO] [stderr]    Compiling scoped-tls v1.0.0
[INFO] [stderr]    Compiling async-task v4.0.2
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling slings v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.09s
[INFO] running `Command { std: "docker" "inspect" "78969da845f4a80f458d5491ae905838a47b6305a882ca756c7554dffec247e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78969da845f4a80f458d5491ae905838a47b6305a882ca756c7554dffec247e2", kill_on_drop: false }`
[INFO] [stdout] 78969da845f4a80f458d5491ae905838a47b6305a882ca756c7554dffec247e2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5c832c29f2f8a041ae56bbc4664de5234578a422bb433aa74118838837aa274
[INFO] running `Command { std: "docker" "start" "-a" "f5c832c29f2f8a041ae56bbc4664de5234578a422bb433aa74118838837aa274", kill_on_drop: false }`
[INFO] [stderr]    Compiling slings v0.3.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "f5c832c29f2f8a041ae56bbc4664de5234578a422bb433aa74118838837aa274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5c832c29f2f8a041ae56bbc4664de5234578a422bb433aa74118838837aa274", kill_on_drop: false }`
[INFO] [stdout] f5c832c29f2f8a041ae56bbc4664de5234578a422bb433aa74118838837aa274
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 265c860de62b301e445ca8e972aa874cc367ba91f20843350d5ee6cb4bedff26
[INFO] running `Command { std: "docker" "start" "-a" "265c860de62b301e445ca8e972aa874cc367ba91f20843350d5ee6cb4bedff26", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slings-16cf650e7ed46e55)
[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 slings
[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" "265c860de62b301e445ca8e972aa874cc367ba91f20843350d5ee6cb4bedff26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "265c860de62b301e445ca8e972aa874cc367ba91f20843350d5ee6cb4bedff26", kill_on_drop: false }`
[INFO] [stdout] 265c860de62b301e445ca8e972aa874cc367ba91f20843350d5ee6cb4bedff26