[INFO] fetching crate libcnb-proc-macros 0.1.1...
[INFO] testing libcnb-proc-macros-0.1.1 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate libcnb-proc-macros 0.1.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate libcnb-proc-macros 0.1.1 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 libcnb-proc-macros 0.1.1
[INFO] finished tweaking crates.io crate libcnb-proc-macros 0.1.1
[INFO] tweaked toml for crates.io crate libcnb-proc-macros 0.1.1 written to /workspace/builds/worker-7/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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] a7f20596540f8c09f195401ed56d1474d58b4d39ccb7985137d17ac7bae67d91
[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" "a7f20596540f8c09f195401ed56d1474d58b4d39ccb7985137d17ac7bae67d91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7f20596540f8c09f195401ed56d1474d58b4d39ccb7985137d17ac7bae67d91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7f20596540f8c09f195401ed56d1474d58b4d39ccb7985137d17ac7bae67d91", kill_on_drop: false }`
[INFO] [stdout] a7f20596540f8c09f195401ed56d1474d58b4d39ccb7985137d17ac7bae67d91
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] ca07bfcdcb01cf20090c194e7f7b1ae6bfb5b6e48c9609b1f637b01a7def1e23
[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" "ca07bfcdcb01cf20090c194e7f7b1ae6bfb5b6e48c9609b1f637b01a7def1e23", kill_on_drop: false }`
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling fancy-regex v0.7.1
[INFO] [stderr]    Compiling libcnb-proc-macros v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.47s
[INFO] running `Command { std: "docker" "inspect" "ca07bfcdcb01cf20090c194e7f7b1ae6bfb5b6e48c9609b1f637b01a7def1e23", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca07bfcdcb01cf20090c194e7f7b1ae6bfb5b6e48c9609b1f637b01a7def1e23", kill_on_drop: false }`
[INFO] [stdout] ca07bfcdcb01cf20090c194e7f7b1ae6bfb5b6e48c9609b1f637b01a7def1e23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 879a4775cbe06d2b00388505d75cfc3f55d1946f78aa17ccbb82fceac207b2e4
[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" "879a4775cbe06d2b00388505d75cfc3f55d1946f78aa17ccbb82fceac207b2e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libcnb-proc-macros v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "879a4775cbe06d2b00388505d75cfc3f55d1946f78aa17ccbb82fceac207b2e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "879a4775cbe06d2b00388505d75cfc3f55d1946f78aa17ccbb82fceac207b2e4", kill_on_drop: false }`
[INFO] [stdout] 879a4775cbe06d2b00388505d75cfc3f55d1946f78aa17ccbb82fceac207b2e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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] 822a4e531b67a4661920c749c1b1da40ee94bd2e4f0b9924fcd0d7dc25b5d56e
[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" "822a4e531b67a4661920c749c1b1da40ee94bd2e4f0b9924fcd0d7dc25b5d56e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/libcnb_proc_macros-fa99f89904f46260)
[INFO] [stderr]    Doc-tests libcnb-proc-macros
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - verify_regex (line 20) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.22s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "822a4e531b67a4661920c749c1b1da40ee94bd2e4f0b9924fcd0d7dc25b5d56e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "822a4e531b67a4661920c749c1b1da40ee94bd2e4f0b9924fcd0d7dc25b5d56e", kill_on_drop: false }`
[INFO] [stdout] 822a4e531b67a4661920c749c1b1da40ee94bd2e4f0b9924fcd0d7dc25b5d56e