[INFO] fetching crate faster_path 0.0.2...
[INFO] checking faster_path-0.0.2 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate faster_path 0.0.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate faster_path 0.0.2 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate faster_path 0.0.2
[INFO] finished tweaking crates.io crate faster_path 0.0.2
[INFO] tweaked toml for crates.io crate faster_path 0.0.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] daceee3fecff3d934fe2113a8fe52f26f00da6d041149c6a4644777cc6b7a953
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "daceee3fecff3d934fe2113a8fe52f26f00da6d041149c6a4644777cc6b7a953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "daceee3fecff3d934fe2113a8fe52f26f00da6d041149c6a4644777cc6b7a953", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daceee3fecff3d934fe2113a8fe52f26f00da6d041149c6a4644777cc6b7a953", kill_on_drop: false }`
[INFO] [stdout] daceee3fecff3d934fe2113a8fe52f26f00da6d041149c6a4644777cc6b7a953
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ce568cd20f5e3ddddecf96434fb5108dd38c9c40ea3b10a260da95ea9984d574
[INFO] running `Command { std: "docker" "start" "-a" "ce568cd20f5e3ddddecf96434fb5108dd38c9c40ea3b10a260da95ea9984d574", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking faster_path v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/is_absolute.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / pub extern fn is_absolute(path: *const c_char) -> bool {
[INFO] [stdout] 8  | |   if path.is_null() {
[INFO] [stdout] 9  | |     return false;
[INFO] [stdout] 10 | |   }
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |   }
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/is_absolute.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / pub extern fn is_absolute(path: *const c_char) -> bool {
[INFO] [stdout] 8  | |   if path.is_null() {
[INFO] [stdout] 9  | |     return false;
[INFO] [stdout] 10 | |   }
[INFO] [stdout] ...  |
[INFO] [stdout] 16 | |   }
[INFO] [stdout] 17 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[deny(missing_abi)]` on by default
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/is_directory.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / pub extern fn is_directory(string: *const c_char) -> bool {
[INFO] [stdout] 8  | |   let c_str = unsafe {
[INFO] [stdout] 9  | |     if string.is_null() {
[INFO] [stdout] 10 | |       return false;
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |   Path::new(r_str).is_dir()
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/is_directory.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / pub extern fn is_directory(string: *const c_char) -> bool {
[INFO] [stdout] 8  | |   let c_str = unsafe {
[INFO] [stdout] 9  | |     if string.is_null() {
[INFO] [stdout] 10 | |       return false;
[INFO] [stdout] ...  |
[INFO] [stdout] 17 | |   Path::new(r_str).is_dir()
[INFO] [stdout] 18 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/is_relative.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / pub extern fn is_relative(path: *const c_char) -> bool {
[INFO] [stdout] 7  | |   if path.is_null() {
[INFO] [stdout] 8  | |     return false;
[INFO] [stdout] 9  | |   }
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |   }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/is_blank.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / pub extern fn is_blank(string: *const c_char) -> bool {
[INFO] [stdout] 7  | |   let c_str = unsafe {
[INFO] [stdout] 8  | |     if string.is_null() {
[INFO] [stdout] 9  | |       return true;
[INFO] [stdout] ...  |
[INFO] [stdout] 14 | |   str::from_utf8(c_str.to_bytes()).unwrap().trim().is_empty()
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/is_relative.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / pub extern fn is_relative(path: *const c_char) -> bool {
[INFO] [stdout] 7  | |   if path.is_null() {
[INFO] [stdout] 8  | |     return false;
[INFO] [stdout] 9  | |   }
[INFO] [stdout] ...  |
[INFO] [stdout] 15 | |   }
[INFO] [stdout] 16 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/is_blank.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / pub extern fn is_blank(string: *const c_char) -> bool {
[INFO] [stdout] 7  | |   let c_str = unsafe {
[INFO] [stdout] 8  | |     if string.is_null() {
[INFO] [stdout] 9  | |       return true;
[INFO] [stdout] ...  |
[INFO] [stdout] 14 | |   str::from_utf8(c_str.to_bytes()).unwrap().trim().is_empty()
[INFO] [stdout] 15 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/both_are_blank.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / pub extern fn both_are_blank(s1: *const c_char, s2: *const c_char) -> bool {
[INFO] [stdout] 7  | |   let c_str1 = unsafe {
[INFO] [stdout] 8  | |     if s1.is_null() {
[INFO] [stdout] 9  | |       return true;
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     str::from_utf8(c_str2.to_bytes()).unwrap().trim().is_empty()
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/both_are_blank.rs:6:1
[INFO] [stdout]    |
[INFO] [stdout] 6  | / pub extern fn both_are_blank(s1: *const c_char, s2: *const c_char) -> bool {
[INFO] [stdout] 7  | |   let c_str1 = unsafe {
[INFO] [stdout] 8  | |     if s1.is_null() {
[INFO] [stdout] 9  | |       return true;
[INFO] [stdout] ...  |
[INFO] [stdout] 21 | |     str::from_utf8(c_str2.to_bytes()).unwrap().trim().is_empty()
[INFO] [stdout] 22 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/basename_for_chop.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / pub extern fn basename_for_chop(string: *const c_char) -> *const c_char {
[INFO] [stdout] 8  | |   let c_str = unsafe {
[INFO] [stdout] 9  | |     if string.is_null() {
[INFO] [stdout] 10 | |       return string;
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |   output.into_raw()
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/basename_for_chop.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / pub extern fn basename_for_chop(string: *const c_char) -> *const c_char {
[INFO] [stdout] 8  | |   let c_str = unsafe {
[INFO] [stdout] 9  | |     if string.is_null() {
[INFO] [stdout] 10 | |       return string;
[INFO] [stdout] ...  |
[INFO] [stdout] 30 | |   output.into_raw()
[INFO] [stdout] 31 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/dirname_for_chop.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / pub extern fn dirname_for_chop(string: *const c_char) -> *const c_char {
[INFO] [stdout] 8  | |   let c_str = unsafe {
[INFO] [stdout] 9  | |     if string.is_null() {
[INFO] [stdout] 10 | |       return string
[INFO] [stdout] ...  |
[INFO] [stdout] 35 | |   output.into_raw()
[INFO] [stdout] 36 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/dirname_for_chop.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / pub extern fn dirname_for_chop(string: *const c_char) -> *const c_char {
[INFO] [stdout] 8  | |   let c_str = unsafe {
[INFO] [stdout] 9  | |     if string.is_null() {
[INFO] [stdout] 10 | |       return string
[INFO] [stdout] ...  |
[INFO] [stdout] 35 | |   output.into_raw()
[INFO] [stdout] 36 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/add_trailing_separator.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / pub extern fn add_trailing_separator(string: *const c_char) -> *const c_char {
[INFO] [stdout] 8  | |   let c_str = unsafe {
[INFO] [stdout] 9  | |     if string.is_null() {
[INFO] [stdout] 10 | |       return string;
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | |   output.into_raw()
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/add_trailing_separator.rs:7:1
[INFO] [stdout]    |
[INFO] [stdout] 7  | / pub extern fn add_trailing_separator(string: *const c_char) -> *const c_char {
[INFO] [stdout] 8  | |   let c_str = unsafe {
[INFO] [stdout] 9  | |     if string.is_null() {
[INFO] [stdout] 10 | |       return string;
[INFO] [stdout] ...  |
[INFO] [stdout] 28 | |   output.into_raw()
[INFO] [stdout] 29 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/entries.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pub extern fn entries(string: *const c_char) -> RubyArray {
[INFO] [stdout] 9  | |     let c_str = unsafe {
[INFO] [stdout] 10 | |         assert!(!string.is_null());
[INFO] [stdout] 11 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |     RubyArray::from_vec(files_vec)
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/rust_arch_bits.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / pub extern fn rust_arch_bits() -> i32 {
[INFO] [stdout] 3 | |   use std::mem::size_of;
[INFO] [stdout] 4 | |   let s = size_of::<usize>() * 8;
[INFO] [stdout] 5 | |   s as i32
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_^ ABI should be specified here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/entries.rs:8:1
[INFO] [stdout]    |
[INFO] [stdout] 8  | / pub extern fn entries(string: *const c_char) -> RubyArray {
[INFO] [stdout] 9  | |     let c_str = unsafe {
[INFO] [stdout] 10 | |         assert!(!string.is_null());
[INFO] [stdout] 11 | |
[INFO] [stdout] ...  |
[INFO] [stdout] 29 | |     RubyArray::from_vec(files_vec)
[INFO] [stdout] 30 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]  --> src/rust_arch_bits.rs:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | / pub extern fn rust_arch_bits() -> i32 {
[INFO] [stdout] 3 | |   use std::mem::size_of;
[INFO] [stdout] 4 | |   let s = size_of::<usize>() * 8;
[INFO] [stdout] 5 | |   s as i32
[INFO] [stdout] 6 | | }
[INFO] [stdout]   | |_^ ABI should be specified here
[INFO] [stdout]   |
[INFO] [stdout]   = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 10 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `faster_path`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "ce568cd20f5e3ddddecf96434fb5108dd38c9c40ea3b10a260da95ea9984d574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce568cd20f5e3ddddecf96434fb5108dd38c9c40ea3b10a260da95ea9984d574", kill_on_drop: false }`
[INFO] [stdout] ce568cd20f5e3ddddecf96434fb5108dd38c9c40ea3b10a260da95ea9984d574