[INFO] fetching crate libcnb-cargo 0.2.1...
[INFO] testing libcnb-cargo-0.2.1 against 1.59.0 for beta-1.60-1
[INFO] extracting crate libcnb-cargo 0.2.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate libcnb-cargo 0.2.1 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 libcnb-cargo 0.2.1
[INFO] finished tweaking crates.io crate libcnb-cargo 0.2.1
[INFO] tweaked toml for crates.io crate libcnb-cargo 0.2.1 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate libcnb-cargo 0.2.1 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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4a82b213ec304cb8cd515b1a52c999f395dc2bd1583c2629ed5afef4bc7b9e51
[INFO] running `Command { std: "docker" "start" "-a" "4a82b213ec304cb8cd515b1a52c999f395dc2bd1583c2629ed5afef4bc7b9e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a82b213ec304cb8cd515b1a52c999f395dc2bd1583c2629ed5afef4bc7b9e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a82b213ec304cb8cd515b1a52c999f395dc2bd1583c2629ed5afef4bc7b9e51", kill_on_drop: false }`
[INFO] [stdout] 4a82b213ec304cb8cd515b1a52c999f395dc2bd1583c2629ed5afef4bc7b9e51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 94b04995370b3d25c74ef378b891413c848e90cfa05c322f67cf3ec0730d5970
[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" "94b04995370b3d25c74ef378b891413c848e90cfa05c322f67cf3ec0730d5970", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling semver v1.0.4
[INFO] [stderr]    Compiling serde_json v1.0.75
[INFO] [stderr]    Compiling camino v1.0.7
[INFO] [stderr]    Compiling fs_extra v1.2.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling which v4.2.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling fancy-regex v0.7.1
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling stderrlog v0.5.1
[INFO] [stderr]    Compiling num v0.2.1
[INFO] [stderr]    Compiling size_format v1.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.133
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling libcnb-proc-macros v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling cargo-platform v0.1.2
[INFO] [stderr]    Compiling cargo_metadata v0.14.1
[INFO] [stderr]    Compiling libcnb-data v0.4.0
[INFO] [stderr]    Compiling libcnb-cargo v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 39.04s
[INFO] running `Command { std: "docker" "inspect" "94b04995370b3d25c74ef378b891413c848e90cfa05c322f67cf3ec0730d5970", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b04995370b3d25c74ef378b891413c848e90cfa05c322f67cf3ec0730d5970", kill_on_drop: false }`
[INFO] [stdout] 94b04995370b3d25c74ef378b891413c848e90cfa05c322f67cf3ec0730d5970
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] d5a898903185b0be3407271004d6ab1228c80759f9c715566d24aa9726945a3b
[INFO] running `Command { std: "docker" "start" "-a" "d5a898903185b0be3407271004d6ab1228c80759f9c715566d24aa9726945a3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libcnb-cargo v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `Command { std: "docker" "inspect" "d5a898903185b0be3407271004d6ab1228c80759f9c715566d24aa9726945a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d5a898903185b0be3407271004d6ab1228c80759f9c715566d24aa9726945a3b", kill_on_drop: false }`
[INFO] [stdout] d5a898903185b0be3407271004d6ab1228c80759f9c715566d24aa9726945a3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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] 2d71c0ac98b1d30292f0953303c107836acf6b14b5a2434e9596fba7db3787af
[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" "2d71c0ac98b1d30292f0953303c107836acf6b14b5a2434e9596fba7db3787af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.72s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libcnb_cargo-41665385b977efba)
[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/cargo_libcnb-c08c2685e02249cc)
[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 libcnb-cargo
[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" "2d71c0ac98b1d30292f0953303c107836acf6b14b5a2434e9596fba7db3787af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d71c0ac98b1d30292f0953303c107836acf6b14b5a2434e9596fba7db3787af", kill_on_drop: false }`
[INFO] [stdout] 2d71c0ac98b1d30292f0953303c107836acf6b14b5a2434e9596fba7db3787af