[INFO] fetching crate rlibc 1.0.0...
[INFO] checking rlibc-1.0.0 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate rlibc 1.0.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rlibc 1.0.0 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 rlibc 1.0.0
[INFO] finished tweaking crates.io crate rlibc 1.0.0
[INFO] tweaked toml for crates.io crate rlibc 1.0.0 written to /workspace/builds/worker-0/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-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" "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] 625d0d96823dcbc5fb854129b226f9a1720c109526c2b426ce8f17502f186e12
[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" "625d0d96823dcbc5fb854129b226f9a1720c109526c2b426ce8f17502f186e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "625d0d96823dcbc5fb854129b226f9a1720c109526c2b426ce8f17502f186e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "625d0d96823dcbc5fb854129b226f9a1720c109526c2b426ce8f17502f186e12", kill_on_drop: false }`
[INFO] [stdout] 625d0d96823dcbc5fb854129b226f9a1720c109526c2b426ce8f17502f186e12
[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" "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] [stdout] 508b86b54fb8b162027d9291c675943f40692e04da457630c373b7f0ad87c0de
[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" "508b86b54fb8b162027d9291c675943f40692e04da457630c373b7f0ad87c0de", kill_on_drop: false }`
[INFO] [stderr]     Checking rlibc v1.0.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | / pub unsafe extern fn memcpy(dest: *mut u8, src: *const u8,
[INFO] [stdout] 31 | |                             n: usize) -> *mut u8 {
[INFO] [stdout] 32 | |     let mut i = 0;
[INFO] [stdout] 33 | |     while i < n {
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     return dest;
[INFO] [stdout] 38 | | }
[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/lib.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | / pub unsafe extern fn memmove(dest: *mut u8, src: *const u8,
[INFO] [stdout] 42 | |                              n: usize) -> *mut u8 {
[INFO] [stdout] 43 | |     if src < dest as *const u8 { // copy from end
[INFO] [stdout] 44 | |         let mut i = n;
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |     return dest;
[INFO] [stdout] 57 | | }
[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/lib.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | / pub unsafe extern fn memset(s: *mut u8, c: i32, n: usize) -> *mut u8 {
[INFO] [stdout] 61 | |     let mut i = 0;
[INFO] [stdout] 62 | |     while i < n {
[INFO] [stdout] 63 | |         *s.offset(i as isize) = c as u8;
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     return s;
[INFO] [stdout] 67 | | }
[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/lib.rs:70:1
[INFO] [stdout]    |
[INFO] [stdout] 70 | / pub unsafe extern fn memcmp(s1: *const u8, s2: *const u8, n: usize) -> i32 {
[INFO] [stdout] 71 | |     let mut i = 0;
[INFO] [stdout] 72 | |     while i < n {
[INFO] [stdout] 73 | |         let a = *s1.offset(i as isize);
[INFO] [stdout] ...  |
[INFO] [stdout] 80 | |     return 0;
[INFO] [stdout] 81 | | }
[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 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rlibc`.
[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] [stdout] error: extern declarations without an explicit ABI are deprecated
[INFO] [stdout]   --> src/lib.rs:30:1
[INFO] [stdout]    |
[INFO] [stdout] 30 | / pub unsafe extern fn memcpy(dest: *mut u8, src: *const u8,
[INFO] [stdout] 31 | |                             n: usize) -> *mut u8 {
[INFO] [stdout] 32 | |     let mut i = 0;
[INFO] [stdout] 33 | |     while i < n {
[INFO] [stdout] ...  |
[INFO] [stdout] 37 | |     return dest;
[INFO] [stdout] 38 | | }
[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/lib.rs:41:1
[INFO] [stdout]    |
[INFO] [stdout] 41 | / pub unsafe extern fn memmove(dest: *mut u8, src: *const u8,
[INFO] [stdout] 42 | |                              n: usize) -> *mut u8 {
[INFO] [stdout] 43 | |     if src < dest as *const u8 { // copy from end
[INFO] [stdout] 44 | |         let mut i = n;
[INFO] [stdout] ...  |
[INFO] [stdout] 56 | |     return dest;
[INFO] [stdout] 57 | | }
[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/lib.rs:60:1
[INFO] [stdout]    |
[INFO] [stdout] 60 | / pub unsafe extern fn memset(s: *mut u8, c: i32, n: usize) -> *mut u8 {
[INFO] [stdout] 61 | |     let mut i = 0;
[INFO] [stdout] 62 | |     while i < n {
[INFO] [stdout] 63 | |         *s.offset(i as isize) = c as u8;
[INFO] [stdout] ...  |
[INFO] [stdout] 66 | |     return s;
[INFO] [stdout] 67 | | }
[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/lib.rs:70:1
[INFO] [stdout]    |
[INFO] [stdout] 70 | / pub unsafe extern fn memcmp(s1: *const u8, s2: *const u8, n: usize) -> i32 {
[INFO] [stdout] 71 | |     let mut i = 0;
[INFO] [stdout] 72 | |     while i < n {
[INFO] [stdout] 73 | |         let a = *s1.offset(i as isize);
[INFO] [stdout] ...  |
[INFO] [stdout] 80 | |     return 0;
[INFO] [stdout] 81 | | }
[INFO] [stdout]    | |_^ ABI should be specified here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the default ABI is C
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "508b86b54fb8b162027d9291c675943f40692e04da457630c373b7f0ad87c0de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "508b86b54fb8b162027d9291c675943f40692e04da457630c373b7f0ad87c0de", kill_on_drop: false }`
[INFO] [stdout] 508b86b54fb8b162027d9291c675943f40692e04da457630c373b7f0ad87c0de