[INFO] fetching crate pathrs 0.0.2...
[INFO] checking pathrs-0.0.2 against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] extracting crate pathrs 0.0.2 into /workspace/builds/worker-48/source
[INFO] validating manifest of crates.io crate pathrs 0.0.2 on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-48/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 743f9db9e20f20fce706d28fa2e2e16c45789ae2e508093a8183c0c9c9b517c1
[INFO] running `Command { std: "docker" "start" "-a" "743f9db9e20f20fce706d28fa2e2e16c45789ae2e508093a8183c0c9c9b517c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "743f9db9e20f20fce706d28fa2e2e16c45789ae2e508093a8183c0c9c9b517c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "743f9db9e20f20fce706d28fa2e2e16c45789ae2e508093a8183c0c9c9b517c1", kill_on_drop: false }`
[INFO] [stdout] 743f9db9e20f20fce706d28fa2e2e16c45789ae2e508093a8183c0c9c9b517c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 853c025eedc37c3230b548c7354bd43c5533b63cc20aea031b09e42f9ddce1c3
[INFO] running `Command { std: "docker" "start" "-a" "853c025eedc37c3230b548c7354bd43c5533b63cc20aea031b09e42f9ddce1c3", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]    Compiling pathrs v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]     Checking object v0.27.1
[INFO] [stderr]     Checking addr2line v0.17.0
[INFO] [stderr]    Compiling snafu-derive v0.6.10
[INFO] [stderr]     Checking 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` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[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: build failed
[INFO] running `Command { std: "docker" "inspect" "853c025eedc37c3230b548c7354bd43c5533b63cc20aea031b09e42f9ddce1c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "853c025eedc37c3230b548c7354bd43c5533b63cc20aea031b09e42f9ddce1c3", kill_on_drop: false }`
[INFO] [stdout] 853c025eedc37c3230b548c7354bd43c5533b63cc20aea031b09e42f9ddce1c3