[INFO] fetching crate pathrs 0.0.2...
[INFO] testing pathrs-0.0.2 against try#ecabaf78506b7a4668d42dc20268c086b93f0fad for pr-87041
[INFO] extracting crate pathrs 0.0.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate pathrs 0.0.2 on toolchain ecabaf78506b7a4668d42dc20268c086b93f0fad
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pathrs 0.0.2
[INFO] finished tweaking crates.io crate pathrs 0.0.2
[INFO] tweaked toml for crates.io crate pathrs 0.0.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 60a057c6b2bdd4661a63e400d581836b9a52da85674ef9da2f53bf96668e628a
[INFO] running `Command { std: "docker" "start" "-a" "60a057c6b2bdd4661a63e400d581836b9a52da85674ef9da2f53bf96668e628a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "60a057c6b2bdd4661a63e400d581836b9a52da85674ef9da2f53bf96668e628a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60a057c6b2bdd4661a63e400d581836b9a52da85674ef9da2f53bf96668e628a", kill_on_drop: false }`
[INFO] [stdout] 60a057c6b2bdd4661a63e400d581836b9a52da85674ef9da2f53bf96668e628a
[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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ecabaf78506b7a4668d42dc20268c086b93f0fad" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 52c6ad6b3e3ce8f05ef80f4cfa7dba37975b107833a1b1d963cf1dc5838efbdb
[INFO] running `Command { std: "docker" "start" "-a" "52c6ad6b3e3ce8f05ef80f4cfa7dba37975b107833a1b1d963cf1dc5838efbdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling pathrs v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling backtrace v0.3.60
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]    Compiling snafu v0.6.10
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]    --> src/syscalls.rs:565:13
[INFO] [stdout]     |
[INFO] [stdout] 565 |             libc::RENAME_EXCHANGE,
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^ expected `i32`, found `u32`
[INFO] [stdout]     |
[INFO] [stdout] help: you can convert a `u32` to an `i32` and panic if the converted value doesn't fit
[INFO] [stdout]     |
[INFO] [stdout] 565 |             libc::RENAME_EXCHANGE.try_into().unwrap(),
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pathrs`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "52c6ad6b3e3ce8f05ef80f4cfa7dba37975b107833a1b1d963cf1dc5838efbdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "52c6ad6b3e3ce8f05ef80f4cfa7dba37975b107833a1b1d963cf1dc5838efbdb", kill_on_drop: false }`
[INFO] [stdout] 52c6ad6b3e3ce8f05ef80f4cfa7dba37975b107833a1b1d963cf1dc5838efbdb