[INFO] cloning repository https://github.com/badboy/dotenv-shell
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/badboy/dotenv-shell" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbadboy%2Fdotenv-shell", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbadboy%2Fdotenv-shell'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b35a1863a8b4a9c966aa5872c7edda41855baaac
[INFO] checking badboy/dotenv-shell against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbadboy%2Fdotenv-shell" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/badboy/dotenv-shell on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/badboy/dotenv-shell
[INFO] finished tweaking git repo https://github.com/badboy/dotenv-shell
[INFO] tweaked toml for git repo https://github.com/badboy/dotenv-shell written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/badboy/dotenv-shell already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02503c5ef973d0cf7d2a6cbc87a5a06fc59b142e289417ccb40d98088ebe7516
[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" "02503c5ef973d0cf7d2a6cbc87a5a06fc59b142e289417ccb40d98088ebe7516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02503c5ef973d0cf7d2a6cbc87a5a06fc59b142e289417ccb40d98088ebe7516", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02503c5ef973d0cf7d2a6cbc87a5a06fc59b142e289417ccb40d98088ebe7516", kill_on_drop: false }`
[INFO] [stdout] 02503c5ef973d0cf7d2a6cbc87a5a06fc59b142e289417ccb40d98088ebe7516
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--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] 2d0661c8c68aa4dabc87c9fe1645b39cc55dd4ad80a8b0c20e9b11556f786ebd
[INFO] running `Command { std: "docker" "start" "-a" "2d0661c8c68aa4dabc87c9fe1645b39cc55dd4ad80a8b0c20e9b11556f786ebd", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.7
[INFO] [stderr]     Checking regex-syntax v0.2.5
[INFO] [stderr]     Checking memchr v0.1.10
[INFO] [stderr]     Checking log v0.3.5
[INFO] [stderr]     Checking aho-corasick v0.5.1
[INFO] [stderr]     Checking regex v0.1.54
[INFO] [stderr]     Checking env_logger v0.3.2
[INFO] [stderr]     Checking dotenv v0.8.0
[INFO] [stderr]     Checking dotenv-shell v1.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `libc::c_char`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use libc::c_char;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `libc::c_char`
[INFO] [stdout]  --> src/main.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 | use libc::c_char;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.24s
[INFO] running `Command { std: "docker" "inspect" "2d0661c8c68aa4dabc87c9fe1645b39cc55dd4ad80a8b0c20e9b11556f786ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d0661c8c68aa4dabc87c9fe1645b39cc55dd4ad80a8b0c20e9b11556f786ebd", kill_on_drop: false }`
[INFO] [stdout] 2d0661c8c68aa4dabc87c9fe1645b39cc55dd4ad80a8b0c20e9b11556f786ebd