[INFO] fetching crate ceph-rust 0.1.17...
[INFO] checking ceph-rust-0.1.17 against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-4
[INFO] extracting crate ceph-rust 0.1.17 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate ceph-rust 0.1.17 on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ceph-rust 0.1.17
[INFO] finished tweaking crates.io crate ceph-rust 0.1.17
[INFO] tweaked toml for crates.io crate ceph-rust 0.1.17 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 7 packages
[INFO] [stderr]       Adding bitflags v0.7.0 (latest: v2.5.0)
[INFO] [stderr]       Adding nom v1.2.4 (latest: v7.1.3)
[INFO] [stderr]       Adding uuid v0.3.1 (latest: v1.8.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded uuid v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d916329cc3a61b964a014d70e027189d9912d42764d7a803dbbcab1a8435a5ed
[INFO] running `Command { std: "docker" "start" "-a" "d916329cc3a61b964a014d70e027189d9912d42764d7a803dbbcab1a8435a5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d916329cc3a61b964a014d70e027189d9912d42764d7a803dbbcab1a8435a5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d916329cc3a61b964a014d70e027189d9912d42764d7a803dbbcab1a8435a5ed", kill_on_drop: false }`
[INFO] [stdout] d916329cc3a61b964a014d70e027189d9912d42764d7a803dbbcab1a8435a5ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc65d1f64b470410cad2087aa712bc186cb16c0b1d7f5e9fc31d90dc81331a0d
[INFO] running `Command { std: "docker" "start" "-a" "cc65d1f64b470410cad2087aa712bc186cb16c0b1d7f5e9fc31d90dc81331a0d", kill_on_drop: false }`
[INFO] [stderr]     Checking bitflags v0.7.0
[INFO] [stderr]     Checking nom v1.2.4
[INFO] [stderr]     Checking uuid v0.3.1
[INFO] [stderr]     Checking ceph-rust v0.1.17 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0412]: cannot find type `c_char` in this scope
[INFO] [stdout]    --> examples/ceph.rs:120:80
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let len = ceph::rados_cluster_fsid(cluster, fs_id.as_mut_ptr() as *mut c_char, buf_size);
[INFO] [stdout]     |                                                                                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] help: a builtin type with a similar name exists
[INFO] [stdout]     |
[INFO] [stdout] 120 |         let len = ceph::rados_cluster_fsid(cluster, fs_id.as_mut_ptr() as *mut char, buf_size);
[INFO] [stdout]     |                                                                                ~~~~
[INFO] [stdout] help: consider importing one of these items
[INFO] [stdout]     |
[INFO] [stdout] 21  + use libc::c_char;
[INFO] [stdout]     |
[INFO] [stdout] 21  + use std::ffi::c_char;
[INFO] [stdout]     |
[INFO] [stdout] 21  + use std::os::raw::c_char;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `slice`
[INFO] [stdout]    --> examples/ceph.rs:121:21
[INFO] [stdout]     |
[INFO] [stdout] 121 |         let slice = slice::from_raw_parts(fs_id.as_mut_ptr(), buf_size - 1);
[INFO] [stdout]     |                     ^^^^^ use of undeclared crate or module `slice`
[INFO] [stdout]     |
[INFO] [stdout] help: consider importing this module
[INFO] [stdout]     |
[INFO] [stdout] 21  + use std::slice;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no function or associated item named `from_utf8` found for type `str` in the current scope
[INFO] [stdout]    --> examples/ceph.rs:122:28
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let s: &str = str::from_utf8(slice).unwrap();
[INFO] [stdout]     |                            ^^^^^^^^^ function or associated item not found in `str`
[INFO] [stdout]     |
[INFO] [stdout] help: you are looking for the module in `std`, not the primitive type
[INFO] [stdout]     |
[INFO] [stdout] 122 |         let s: &str = std::str::from_utf8(slice).unwrap();
[INFO] [stdout]     |                       +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0412, E0433, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0412`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ceph-rust` (example "ceph") due to 4 previous errors
[INFO] running `Command { std: "docker" "inspect" "cc65d1f64b470410cad2087aa712bc186cb16c0b1d7f5e9fc31d90dc81331a0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc65d1f64b470410cad2087aa712bc186cb16c0b1d7f5e9fc31d90dc81331a0d", kill_on_drop: false }`
[INFO] [stdout] cc65d1f64b470410cad2087aa712bc186cb16c0b1d7f5e9fc31d90dc81331a0d