[INFO] cloning repository https://github.com/Malax/libcnb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Malax/libcnb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalax%2Flibcnb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalax%2Flibcnb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4d512300e9e79335a82de61cdc79099517ad7ee2
[INFO] checking Malax/libcnb against master#0a8629bff642c3c3b84bb644c0099194f063b627 for pr-86231
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMalax%2Flibcnb" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Malax/libcnb on toolchain 0a8629bff642c3c3b84bb644c0099194f063b627
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Malax/libcnb
[INFO] finished tweaking git repo https://github.com/Malax/libcnb
[INFO] tweaked toml for git repo https://github.com/Malax/libcnb written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Malax/libcnb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3762dcc6659977c599af951ba092f550838ab983f47f17fee832adf3055cfc5
[INFO] running `Command { std: "docker" "start" "-a" "d3762dcc6659977c599af951ba092f550838ab983f47f17fee832adf3055cfc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3762dcc6659977c599af951ba092f550838ab983f47f17fee832adf3055cfc5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3762dcc6659977c599af951ba092f550838ab983f47f17fee832adf3055cfc5", kill_on_drop: false }`
[INFO] [stdout] d3762dcc6659977c599af951ba092f550838ab983f47f17fee832adf3055cfc5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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=forbid" "-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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+0a8629bff642c3c3b84bb644c0099194f063b627" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dbbd7aae9d81e55a46ea05a75f2a475c1e14498a1bba3f7c95089fb08e6b85d4
[INFO] running `Command { std: "docker" "start" "-a" "dbbd7aae9d81e55a46ea05a75f2a475c1e14498a1bba3f7c95089fb08e6b85d4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.55
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking semver-parser v0.10.1
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]     Checking thiserror v1.0.22
[INFO] [stderr]     Checking serde v1.0.118
[INFO] [stderr]     Checking toml v0.5.8
[INFO] [stderr]     Checking semver v0.11.0
[INFO] [stderr]     Checking libcnb v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.98s
[INFO] running `Command { std: "docker" "inspect" "dbbd7aae9d81e55a46ea05a75f2a475c1e14498a1bba3f7c95089fb08e6b85d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbbd7aae9d81e55a46ea05a75f2a475c1e14498a1bba3f7c95089fb08e6b85d4", kill_on_drop: false }`
[INFO] [stdout] dbbd7aae9d81e55a46ea05a75f2a475c1e14498a1bba3f7c95089fb08e6b85d4