[INFO] cloning repository https://github.com/vinciconsulting/posix-conformance
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/vinciconsulting/posix-conformance" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinciconsulting%2Fposix-conformance", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinciconsulting%2Fposix-conformance'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fae47292bd34d84bb41023cad0c3b4cfbb665bb4
[INFO] checking vinciconsulting/posix-conformance against 52995a223f2919dd3e2e427231db90a257350ded for pr-129249-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fvinciconsulting%2Fposix-conformance" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] removed /workspace/builds/worker-3-tc2/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/vinciconsulting/posix-conformance
[INFO] finished tweaking git repo https://github.com/vinciconsulting/posix-conformance
[INFO] tweaked toml for git repo https://github.com/vinciconsulting/posix-conformance written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/vinciconsulting/posix-conformance on toolchain 52995a223f2919dd3e2e427231db90a257350ded
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/vinciconsulting/posix-conformance 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" "+52995a223f2919dd3e2e427231db90a257350ded" "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-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:c0af3998e971868164375a7dfb646c9933ddd1a3bdb00fa2041266763dc1eeab" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 0ea8836958284382db8aaaf7fad2907ad12bc5a7f66d0b2295f919d2c1ac966e
[INFO] running `Command { std: "docker" "start" "0ea8836958284382db8aaaf7fad2907ad12bc5a7f66d0b2295f919d2c1ac966e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ea8836958284382db8aaaf7fad2907ad12bc5a7f66d0b2295f919d2c1ac966e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0ea8836958284382db8aaaf7fad2907ad12bc5a7f66d0b2295f919d2c1ac966e" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ea8836958284382db8aaaf7fad2907ad12bc5a7f66d0b2295f919d2c1ac966e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "0ea8836958284382db8aaaf7fad2907ad12bc5a7f66d0b2295f919d2c1ac966e" "/opt/rustwide/cargo-home/bin/cargo" "+52995a223f2919dd3e2e427231db90a257350ded" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]     Checking posix-conformance v0.6.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: found duplicate lang item `panic_impl`
[INFO] [stdout]    --> src/main.rs:701:1
[INFO] [stdout]     |
[INFO] [stdout] 701 | / fn panic(info: &PanicInfo) -> ! {
[INFO] [stdout] 702 | |     write_str("PANIC: ");
[INFO] [stdout] 703 | |     if let Some(location) = info.location() {
[INFO] [stdout] 704 | |         write_str(location.file());
[INFO] [stdout] ...   |
[INFO] [stdout] 713 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout]     = note: the lang item is first defined in crate `std` (which `test` depends on)
[INFO] [stdout]     = note: first definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/52995a223f2919dd3e2e427231db90a257350ded/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-530112f2fd58de10.rmeta
[INFO] [stdout]     = note: second definition in the local crate (`posix_conformance`)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `posix-conformance` (bin "posix-conformance" test) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "0ea8836958284382db8aaaf7fad2907ad12bc5a7f66d0b2295f919d2c1ac966e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ea8836958284382db8aaaf7fad2907ad12bc5a7f66d0b2295f919d2c1ac966e", kill_on_drop: false }`
[INFO] [stdout] 0ea8836958284382db8aaaf7fad2907ad12bc5a7f66d0b2295f919d2c1ac966e
