[INFO] cloning repository https://github.com/saraswatpuneet/ffi_example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saraswatpuneet/ffi_example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaraswatpuneet%2Fffi_example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaraswatpuneet%2Fffi_example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6958b58b30b1bc39a4099724dc55457dfa771a0d
[INFO] checking saraswatpuneet/ffi_example against try#a611f2a14e38407ec6717a86a01424ee6fc80762 for pr-154992
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaraswatpuneet%2Fffi_example" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/saraswatpuneet/ffi_example
[INFO] finished tweaking git repo https://github.com/saraswatpuneet/ffi_example
[INFO] tweaked toml for git repo https://github.com/saraswatpuneet/ffi_example written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/saraswatpuneet/ffi_example on toolchain a611f2a14e38407ec6717a86a01424ee6fc80762
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/saraswatpuneet/ffi_example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b38bda64515eadd42cb09fe3f4a38837025371fd9f81aa4dc6d1d3f028398449
[INFO] running `Command { std: "docker" "start" "-a" "b38bda64515eadd42cb09fe3f4a38837025371fd9f81aa4dc6d1d3f028398449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b38bda64515eadd42cb09fe3f4a38837025371fd9f81aa4dc6d1d3f028398449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38bda64515eadd42cb09fe3f4a38837025371fd9f81aa4dc6d1d3f028398449", kill_on_drop: false }`
[INFO] [stdout] b38bda64515eadd42cb09fe3f4a38837025371fd9f81aa4dc6d1d3f028398449
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+a611f2a14e38407ec6717a86a01424ee6fc80762" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93c1b88a3ec5a50d1227a73cc35cd3227aa2d124f5d32f96eae8c460b2c27418
[INFO] running `Command { std: "docker" "start" "-a" "93c1b88a3ec5a50d1227a73cc35cd3227aa2d124f5d32f96eae8c460b2c27418", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]     Checking ffi-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/lib.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use rust_code::*;
[INFO] [stdout]   |         ------------ but the name `Data` in the type namespace is also re-exported here
[INFO] [stdout] 3 | pub mod c_api;
[INFO] [stdout] 4 | pub use c_api::*;
[INFO] [stdout]   |         ^^^^^^^^ the name `Data` in the type namespace is first re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: ambiguous glob re-exports
[INFO] [stdout]  --> src/lib.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 2 | pub use rust_code::*;
[INFO] [stdout]   |         ------------ but the name `Data` in the type namespace is also re-exported here
[INFO] [stdout] 3 | pub mod c_api;
[INFO] [stdout] 4 | pub use c_api::*;
[INFO] [stdout]   |         ^^^^^^^^ the name `Data` in the type namespace is first re-exported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(ambiguous_glob_reexports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "93c1b88a3ec5a50d1227a73cc35cd3227aa2d124f5d32f96eae8c460b2c27418", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93c1b88a3ec5a50d1227a73cc35cd3227aa2d124f5d32f96eae8c460b2c27418", kill_on_drop: false }`
[INFO] [stdout] 93c1b88a3ec5a50d1227a73cc35cd3227aa2d124f5d32f96eae8c460b2c27418