[INFO] cloning repository https://github.com/richardanaya/cstring
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/richardanaya/cstring" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardanaya%2Fcstring", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardanaya%2Fcstring'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c8d22d8a8db8e698bea9b804eea896659c73a90
[INFO] testing richardanaya/cstring against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frichardanaya%2Fcstring" "/workspace/builds/worker-30/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-30/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/richardanaya/cstring on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/richardanaya/cstring
[INFO] finished tweaking git repo https://github.com/richardanaya/cstring
[INFO] tweaked toml for git repo https://github.com/richardanaya/cstring written to /workspace/builds/worker-30/source/Cargo.toml
[INFO] crate git repo https://github.com/richardanaya/cstring already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3d00877fe1b91ccca97a13e4a0bc18a5bcc8d9d0864d9c081ab9320a68561580
[INFO] running `Command { std: "docker" "start" "-a" "3d00877fe1b91ccca97a13e4a0bc18a5bcc8d9d0864d9c081ab9320a68561580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3d00877fe1b91ccca97a13e4a0bc18a5bcc8d9d0864d9c081ab9320a68561580", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d00877fe1b91ccca97a13e4a0bc18a5bcc8d9d0864d9c081ab9320a68561580", kill_on_drop: false }`
[INFO] [stdout] 3d00877fe1b91ccca97a13e4a0bc18a5bcc8d9d0864d9c081ab9320a68561580
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91da45f400f19304a35b5685c436311265c52334282ce84bf6f59c3a7332d712
[INFO] running `Command { std: "docker" "start" "-a" "91da45f400f19304a35b5685c436311265c52334282ce84bf6f59c3a7332d712", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cty v0.2.1
[INFO] [stderr]    Compiling cstring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.12s
[INFO] running `Command { std: "docker" "inspect" "91da45f400f19304a35b5685c436311265c52334282ce84bf6f59c3a7332d712", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91da45f400f19304a35b5685c436311265c52334282ce84bf6f59c3a7332d712", kill_on_drop: false }`
[INFO] [stdout] 91da45f400f19304a35b5685c436311265c52334282ce84bf6f59c3a7332d712
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-30/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 828b9a0a74e7fecadf510f298bdc79c94b207ad0bce3a8ddc0eaeed751d00233
[INFO] running `Command { std: "docker" "start" "-a" "828b9a0a74e7fecadf510f298bdc79c94b207ad0bce3a8ddc0eaeed751d00233", kill_on_drop: false }`
[INFO] [stderr]    Compiling cstring v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0468]: an `extern crate` loading macros must be at the crate root
[INFO] [stdout]   --> src/cstr_core.rs:15:1
[INFO] [stdout]    |
[INFO] [stdout] 15 | extern crate std;
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cstring` due to 2 previous errors
[INFO] [stdout] For more information about this error, try `rustc --explain E0468`.
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "828b9a0a74e7fecadf510f298bdc79c94b207ad0bce3a8ddc0eaeed751d00233", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "828b9a0a74e7fecadf510f298bdc79c94b207ad0bce3a8ddc0eaeed751d00233", kill_on_drop: false }`
[INFO] [stdout] 828b9a0a74e7fecadf510f298bdc79c94b207ad0bce3a8ddc0eaeed751d00233