[INFO] cloning repository https://github.com/abbas-14/rust_FFI
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/abbas-14/rust_FFI" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabbas-14%2Frust_FFI", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabbas-14%2Frust_FFI'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1e1ffeadc432a2329cd8bed7ef4c4e510b8ac8d3
[INFO] testing abbas-14/rust_FFI against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fabbas-14%2Frust_FFI" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/abbas-14/rust_FFI
[INFO] finished tweaking git repo https://github.com/abbas-14/rust_FFI
[INFO] tweaked toml for git repo https://github.com/abbas-14/rust_FFI written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/abbas-14/rust_FFI on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/abbas-14/rust_FFI already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc58aba44528ca8ce156fdc67b148d61937fecaad9c3f30567001fd6996bf9da
[INFO] running `Command { std: "docker" "start" "-a" "fc58aba44528ca8ce156fdc67b148d61937fecaad9c3f30567001fd6996bf9da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc58aba44528ca8ce156fdc67b148d61937fecaad9c3f30567001fd6996bf9da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc58aba44528ca8ce156fdc67b148d61937fecaad9c3f30567001fd6996bf9da", kill_on_drop: false }`
[INFO] [stdout] fc58aba44528ca8ce156fdc67b148d61937fecaad9c3f30567001fd6996bf9da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad6b14453a063d65f004b9ae4552c19f6a20b101419393ee909b3e7a9f3a1d20
[INFO] running `Command { std: "docker" "start" "-a" "ad6b14453a063d65f004b9ae4552c19f6a20b101419393ee909b3e7a9f3a1d20", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling libloading v0.8.0
[INFO] [stderr]    Compiling FFI v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: attribute should be applied to a free function, impl method or static
[INFO] [stdout]   --> src/ints/mod.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  |   #[no_mangle]
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 4  | / extern "C" {
[INFO] [stdout] 5  | |     fn add(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 6  | |     fn sub(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 7  | |     fn mul(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 8  | |     fn div(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 9  | |     fn modulo(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- not a free function, impl method or static
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a free function, impl method or static
[INFO] [stdout]  --> src/floats/mod.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 |   #[no_mangle]
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout] 4 | / extern "C" {
[INFO] [stdout] 5 | |     fn add(a: c_float, b: c_float) -> c_float;
[INFO] [stdout] 6 | |     fn sub(a: c_float, b: c_float) -> c_float;
[INFO] [stdout] 7 | |     fn mul(a: c_float, b: c_float) -> c_float;
[INFO] [stdout] 8 | |     fn div(a: c_float, b: c_float) -> c_float;
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_- not a free function, impl method or static
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a free function, impl method or static
[INFO] [stdout]  --> src/strings/mod.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 |   #[no_mangle]
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout] 5 | / extern "C" {
[INFO] [stdout] 6 | |     fn str_rev(s: *const c_char) -> *mut c_char;
[INFO] [stdout] 7 | |     fn str_cmp(s1: *const c_char, s2: *const c_char) -> c_short;
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_- not a free function, impl method or static
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `paths` is never used
[INFO] [stdout]  --> src/common.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const paths: [&str; 3] = [
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]   --> src/common.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn test<T>(func: &str, x: T, y: T, i: usize) -> T {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]  --> src/ints/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn add(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sub` is never used
[INFO] [stdout]  --> src/ints/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn sub(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul` is never used
[INFO] [stdout]  --> src/ints/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn mul(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div` is never used
[INFO] [stdout]  --> src/ints/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn div(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `modulo` is never used
[INFO] [stdout]  --> src/ints/mod.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn modulo(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]  --> src/floats/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn add(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sub` is never used
[INFO] [stdout]  --> src/floats/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn sub(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul` is never used
[INFO] [stdout]  --> src/floats/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn mul(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div` is never used
[INFO] [stdout]  --> src/floats/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn div(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `str_rev` is never used
[INFO] [stdout]  --> src/strings/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn str_rev(s: *const c_char) -> *mut c_char;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `str_cmp` is never used
[INFO] [stdout]  --> src/strings/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn str_cmp(s1: *const c_char, s2: *const c_char) -> c_short;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `FFI` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `ffi`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `paths` should have an upper case name
[INFO] [stdout]  --> src/common.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const paths: [&str; 3] = [
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 3 - pub const paths: [&str; 3] = [
[INFO] [stdout] 3 + pub const PATHS: [&str; 3] = [
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Numerics` should have a snake case name
[INFO] [stdout]  --> src/common.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub mod Numerics {
[INFO] [stdout]   |         ^^^^^^^^ help: convert the identifier to snake case: `numerics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `add` redeclared with a different signature
[INFO] [stdout]  --> src/floats/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn add(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/ints/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn add(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |     ------------------------------------ `add` previously declared here
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stdout]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stdout]   = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `sub` redeclared with a different signature
[INFO] [stdout]  --> src/floats/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn sub(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/ints/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn sub(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |     ------------------------------------ `sub` previously declared here
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stdout]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `mul` redeclared with a different signature
[INFO] [stdout]  --> src/floats/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn mul(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/ints/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn mul(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |     ------------------------------------ `mul` previously declared here
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stdout]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `div` redeclared with a different signature
[INFO] [stdout]  --> src/floats/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn div(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/ints/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn div(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |     ------------------------------------ `div` previously declared here
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stdout]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `Command { std: "docker" "inspect" "ad6b14453a063d65f004b9ae4552c19f6a20b101419393ee909b3e7a9f3a1d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6b14453a063d65f004b9ae4552c19f6a20b101419393ee909b3e7a9f3a1d20", kill_on_drop: false }`
[INFO] [stdout] ad6b14453a063d65f004b9ae4552c19f6a20b101419393ee909b3e7a9f3a1d20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 713d300682499b47508dd15830a15043a6fadec6ee27cd93698bf83b534558f3
[INFO] running `Command { std: "docker" "start" "-a" "713d300682499b47508dd15830a15043a6fadec6ee27cd93698bf83b534558f3", kill_on_drop: false }`
[INFO] [stdout] warning: attribute should be applied to a free function, impl method or static
[INFO] [stdout]   --> src/ints/mod.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  |   #[no_mangle]
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 4  | / extern "C" {
[INFO] [stdout] 5  | |     fn add(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 6  | |     fn sub(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 7  | |     fn mul(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 8  | |     fn div(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 9  | |     fn modulo(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- not a free function, impl method or static
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a free function, impl method or static
[INFO] [stdout]  --> src/floats/mod.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 |   #[no_mangle]
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout] 4 | / extern "C" {
[INFO] [stdout] 5 | |     fn add(a: c_float, b: c_float) -> c_float;
[INFO] [stdout] 6 | |     fn sub(a: c_float, b: c_float) -> c_float;
[INFO] [stdout] 7 | |     fn mul(a: c_float, b: c_float) -> c_float;
[INFO] [stdout] 8 | |     fn div(a: c_float, b: c_float) -> c_float;
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_- not a free function, impl method or static
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a free function, impl method or static
[INFO] [stdout]  --> src/strings/mod.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 |   #[no_mangle]
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout] 5 | / extern "C" {
[INFO] [stdout] 6 | |     fn str_rev(s: *const c_char) -> *mut c_char;
[INFO] [stdout] 7 | |     fn str_cmp(s1: *const c_char, s2: *const c_char) -> c_short;
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_- not a free function, impl method or static
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `paths` is never used
[INFO] [stdout]  --> src/common.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const paths: [&str; 3] = [
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `test` is never used
[INFO] [stdout]   --> src/common.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn test<T>(func: &str, x: T, y: T, i: usize) -> T {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]  --> src/ints/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn add(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sub` is never used
[INFO] [stdout]  --> src/ints/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn sub(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul` is never used
[INFO] [stdout]  --> src/ints/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn mul(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div` is never used
[INFO] [stdout]  --> src/ints/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn div(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `modulo` is never used
[INFO] [stdout]  --> src/ints/mod.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn modulo(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]  --> src/floats/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn add(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sub` is never used
[INFO] [stdout]  --> src/floats/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn sub(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul` is never used
[INFO] [stdout]  --> src/floats/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn mul(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div` is never used
[INFO] [stdout]  --> src/floats/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn div(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `str_rev` is never used
[INFO] [stdout]  --> src/strings/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn str_rev(s: *const c_char) -> *mut c_char;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `str_cmp` is never used
[INFO] [stdout]  --> src/strings/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn str_cmp(s1: *const c_char, s2: *const c_char) -> c_short;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: crate `FFI` should have a snake case name
[INFO] [stdout]   |
[INFO] [stdout]   = help: convert the identifier to snake case: `ffi`
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `paths` should have an upper case name
[INFO] [stdout]  --> src/common.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const paths: [&str; 3] = [
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 3 - pub const paths: [&str; 3] = [
[INFO] [stdout] 3 + pub const PATHS: [&str; 3] = [
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Numerics` should have a snake case name
[INFO] [stdout]  --> src/common.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub mod Numerics {
[INFO] [stdout]   |         ^^^^^^^^ help: convert the identifier to snake case: `numerics`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `add` redeclared with a different signature
[INFO] [stdout]  --> src/floats/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn add(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/ints/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn add(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |     ------------------------------------ `add` previously declared here
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stdout]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stdout]   = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `sub` redeclared with a different signature
[INFO] [stdout]  --> src/floats/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn sub(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/ints/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn sub(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |     ------------------------------------ `sub` previously declared here
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stdout]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `mul` redeclared with a different signature
[INFO] [stdout]  --> src/floats/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn mul(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/ints/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn mul(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |     ------------------------------------ `mul` previously declared here
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stdout]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `div` redeclared with a different signature
[INFO] [stdout]  --> src/floats/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn div(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/ints/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn div(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |     ------------------------------------ `div` previously declared here
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stdout]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling FFI v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: attribute should be applied to a free function, impl method or static
[INFO] [stdout]   --> src/ints/mod.rs:3:1
[INFO] [stdout]    |
[INFO] [stdout] 3  |   #[no_mangle]
[INFO] [stdout]    |   ^^^^^^^^^^^^
[INFO] [stdout] 4  | / extern "C" {
[INFO] [stdout] 5  | |     fn add(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 6  | |     fn sub(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 7  | |     fn mul(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 8  | |     fn div(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 9  | |     fn modulo(a: c_int, b: c_int) -> c_int;
[INFO] [stdout] 10 | | }
[INFO] [stdout]    | |_- not a free function, impl method or static
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a free function, impl method or static
[INFO] [stdout]  --> src/floats/mod.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 |   #[no_mangle]
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout] 4 | / extern "C" {
[INFO] [stdout] 5 | |     fn add(a: c_float, b: c_float) -> c_float;
[INFO] [stdout] 6 | |     fn sub(a: c_float, b: c_float) -> c_float;
[INFO] [stdout] 7 | |     fn mul(a: c_float, b: c_float) -> c_float;
[INFO] [stdout] 8 | |     fn div(a: c_float, b: c_float) -> c_float;
[INFO] [stdout] 9 | | }
[INFO] [stdout]   | |_- not a free function, impl method or static
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: attribute should be applied to a free function, impl method or static
[INFO] [stdout]  --> src/strings/mod.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 |   #[no_mangle]
[INFO] [stdout]   |   ^^^^^^^^^^^^
[INFO] [stdout] 5 | / extern "C" {
[INFO] [stdout] 6 | |     fn str_rev(s: *const c_char) -> *mut c_char;
[INFO] [stdout] 7 | |     fn str_cmp(s1: *const c_char, s2: *const c_char) -> c_short;
[INFO] [stdout] 8 | | }
[INFO] [stdout]   | |_- not a free function, impl method or static
[INFO] [stdout]   |
[INFO] [stdout]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ints/mod.rs:22:17
[INFO] [stdout]    |
[INFO] [stdout] 22 |         let r = unsafe { test::<c_int>("add", x, y, 0) };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ints/mod.rs:25:17
[INFO] [stdout]    |
[INFO] [stdout] 25 |         let r = unsafe { test::<c_int>("sub", x, y, 0) };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ints/mod.rs:28:17
[INFO] [stdout]    |
[INFO] [stdout] 28 |         let r = unsafe { test::<c_int>("mul", x, y, 0) };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ints/mod.rs:31:17
[INFO] [stdout]    |
[INFO] [stdout] 31 |         let r = unsafe { test::<c_int>("div", x, y, 0) };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/ints/mod.rs:34:17
[INFO] [stdout]    |
[INFO] [stdout] 34 |         let r = unsafe { test::<c_int>("modulo", x, y, 0) };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/floats/mod.rs:21:17
[INFO] [stdout]    |
[INFO] [stdout] 21 |         let r = unsafe { test::<c_float>("add", x, y, 1) };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/floats/mod.rs:24:17
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let r = unsafe { test::<c_float>("sub", x, y, 1) };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/floats/mod.rs:27:17
[INFO] [stdout]    |
[INFO] [stdout] 27 |         let r = unsafe { test::<c_float>("mul", x, y, 1) };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary `unsafe` block
[INFO] [stdout]   --> src/floats/mod.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |         let r = unsafe { test::<c_float>("div", x, y, 1) };
[INFO] [stdout]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]  --> src/ints/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn add(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sub` is never used
[INFO] [stdout]  --> src/ints/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn sub(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul` is never used
[INFO] [stdout]  --> src/ints/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn mul(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div` is never used
[INFO] [stdout]  --> src/ints/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn div(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `modulo` is never used
[INFO] [stdout]  --> src/ints/mod.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fn modulo(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `add` is never used
[INFO] [stdout]  --> src/floats/mod.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn add(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sub` is never used
[INFO] [stdout]  --> src/floats/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn sub(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `mul` is never used
[INFO] [stdout]  --> src/floats/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn mul(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div` is never used
[INFO] [stdout]  --> src/floats/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn div(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `str_rev` is never used
[INFO] [stdout]  --> src/strings/mod.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn str_rev(s: *const c_char) -> *mut c_char;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `str_cmp` is never used
[INFO] [stdout]  --> src/strings/mod.rs:7:8
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn str_cmp(s1: *const c_char, s2: *const c_char) -> c_short;
[INFO] [stdout]   |        ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant `paths` should have an upper case name
[INFO] [stdout]  --> src/common.rs:3:11
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub const paths: [&str; 3] = [
[INFO] [stdout]   |           ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stdout] help: convert the identifier to upper case
[INFO] [stdout]   |
[INFO] [stdout] 3 - pub const paths: [&str; 3] = [
[INFO] [stdout] 3 + pub const PATHS: [&str; 3] = [
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: module `Numerics` should have a snake case name
[INFO] [stdout]  --> src/common.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub mod Numerics {
[INFO] [stdout]   |         ^^^^^^^^ help: convert the identifier to snake case: `numerics`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `add` redeclared with a different signature
[INFO] [stdout]  --> src/floats/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn add(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/ints/mod.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 |     fn add(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |     ------------------------------------ `add` previously declared here
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stdout]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stdout]   = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `sub` redeclared with a different signature
[INFO] [stdout]  --> src/floats/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn sub(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/ints/mod.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn sub(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |     ------------------------------------ `sub` previously declared here
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stdout]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `mul` redeclared with a different signature
[INFO] [stdout]  --> src/floats/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn mul(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/ints/mod.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     fn mul(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |     ------------------------------------ `mul` previously declared here
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stdout]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: `div` redeclared with a different signature
[INFO] [stdout]  --> src/floats/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn div(a: c_float, b: c_float) -> c_float;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stdout]   |
[INFO] [stdout]  ::: src/ints/mod.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn div(a: c_int, b: c_int) -> c_int;
[INFO] [stdout]   |     ------------------------------------ `div` previously declared here
[INFO] [stdout]   |
[INFO] [stdout]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stdout]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "713d300682499b47508dd15830a15043a6fadec6ee27cd93698bf83b534558f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "713d300682499b47508dd15830a15043a6fadec6ee27cd93698bf83b534558f3", kill_on_drop: false }`
[INFO] [stdout] 713d300682499b47508dd15830a15043a6fadec6ee27cd93698bf83b534558f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0c7adb646a179e8167812fa2181d6a2f5c845db9813eb157e23ef1d10e8da9e6
[INFO] running `Command { std: "docker" "start" "-a" "0c7adb646a179e8167812fa2181d6a2f5c845db9813eb157e23ef1d10e8da9e6", kill_on_drop: false }`
[INFO] [stderr] warning: attribute should be applied to a free function, impl method or static
[INFO] [stderr]   --> src/ints/mod.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  |   #[no_mangle]
[INFO] [stderr]    |   ^^^^^^^^^^^^
[INFO] [stderr] 4  | / extern "C" {
[INFO] [stderr] 5  | |     fn add(a: c_int, b: c_int) -> c_int;
[INFO] [stderr] 6  | |     fn sub(a: c_int, b: c_int) -> c_int;
[INFO] [stderr] 7  | |     fn mul(a: c_int, b: c_int) -> c_int;
[INFO] [stderr] 8  | |     fn div(a: c_int, b: c_int) -> c_int;
[INFO] [stderr] 9  | |     fn modulo(a: c_int, b: c_int) -> c_int;
[INFO] [stderr] 10 | | }
[INFO] [stderr]    | |_- not a free function, impl method or static
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]    = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: attribute should be applied to a free function, impl method or static
[INFO] [stderr]  --> src/floats/mod.rs:3:1
[INFO] [stderr]   |
[INFO] [stderr] 3 |   #[no_mangle]
[INFO] [stderr]   |   ^^^^^^^^^^^^
[INFO] [stderr] 4 | / extern "C" {
[INFO] [stderr] 5 | |     fn add(a: c_float, b: c_float) -> c_float;
[INFO] [stderr] 6 | |     fn sub(a: c_float, b: c_float) -> c_float;
[INFO] [stderr] 7 | |     fn mul(a: c_float, b: c_float) -> c_float;
[INFO] [stderr] 8 | |     fn div(a: c_float, b: c_float) -> c_float;
[INFO] [stderr] 9 | | }
[INFO] [stderr]   | |_- not a free function, impl method or static
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: attribute should be applied to a free function, impl method or static
[INFO] [stderr]  --> src/strings/mod.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 |   #[no_mangle]
[INFO] [stderr]   |   ^^^^^^^^^^^^
[INFO] [stderr] 5 | / extern "C" {
[INFO] [stderr] 6 | |     fn str_rev(s: *const c_char) -> *mut c_char;
[INFO] [stderr] 7 | |     fn str_cmp(s1: *const c_char, s2: *const c_char) -> c_short;
[INFO] [stderr] 8 | | }
[INFO] [stderr]   | |_- not a free function, impl method or static
[INFO] [stderr]   |
[INFO] [stderr]   = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: constant `paths` is never used
[INFO] [stderr]  --> src/common.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const paths: [&str; 3] = [
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function `test` is never used
[INFO] [stderr]   --> src/common.rs:12:12
[INFO] [stderr]    |
[INFO] [stderr] 12 |     pub fn test<T>(func: &str, x: T, y: T, i: usize) -> T {
[INFO] [stderr]    |            ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `add` is never used
[INFO] [stderr]  --> src/ints/mod.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn add(a: c_int, b: c_int) -> c_int;
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sub` is never used
[INFO] [stderr]  --> src/ints/mod.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn sub(a: c_int, b: c_int) -> c_int;
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `mul` is never used
[INFO] [stderr]  --> src/ints/mod.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn mul(a: c_int, b: c_int) -> c_int;
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `div` is never used
[INFO] [stderr]  --> src/ints/mod.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn div(a: c_int, b: c_int) -> c_int;
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `modulo` is never used
[INFO] [stderr]  --> src/ints/mod.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 |     fn modulo(a: c_int, b: c_int) -> c_int;
[INFO] [stderr]   |        ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `add` is never used
[INFO] [stderr]  --> src/floats/mod.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn add(a: c_float, b: c_float) -> c_float;
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `sub` is never used
[INFO] [stderr]  --> src/floats/mod.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn sub(a: c_float, b: c_float) -> c_float;
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `mul` is never used
[INFO] [stderr]  --> src/floats/mod.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn mul(a: c_float, b: c_float) -> c_float;
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `div` is never used
[INFO] [stderr]  --> src/floats/mod.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn div(a: c_float, b: c_float) -> c_float;
[INFO] [stderr]   |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `str_rev` is never used
[INFO] [stderr]  --> src/strings/mod.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn str_rev(s: *const c_char) -> *mut c_char;
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function `str_cmp` is never used
[INFO] [stderr]  --> src/strings/mod.rs:7:8
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn str_cmp(s1: *const c_char, s2: *const c_char) -> c_short;
[INFO] [stderr]   |        ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: crate `FFI` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = help: convert the identifier to snake case: `ffi`
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant `paths` should have an upper case name
[INFO] [stderr]  --> src/common.rs:3:11
[INFO] [stderr]   |
[INFO] [stderr] 3 | pub const paths: [&str; 3] = [
[INFO] [stderr]   |           ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_upper_case_globals)]` on by default
[INFO] [stderr] help: convert the identifier to upper case
[INFO] [stderr]   |
[INFO] [stderr] 3 - pub const paths: [&str; 3] = [
[INFO] [stderr] 3 + pub const PATHS: [&str; 3] = [
[INFO] [stderr]   |
[INFO] [stderr] 
[INFO] [stderr] warning: module `Numerics` should have a snake case name
[INFO] [stderr]  --> src/common.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub mod Numerics {
[INFO] [stderr]   |         ^^^^^^^^ help: convert the identifier to snake case: `numerics`
[INFO] [stderr] 
[INFO] [stderr] warning: `add` redeclared with a different signature
[INFO] [stderr]  --> src/floats/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn add(a: c_float, b: c_float) -> c_float;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]   |
[INFO] [stderr]  ::: src/ints/mod.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn add(a: c_int, b: c_int) -> c_int;
[INFO] [stderr]   |     ------------------------------------ `add` previously declared here
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stderr]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stderr]   = note: `#[warn(clashing_extern_declarations)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `sub` redeclared with a different signature
[INFO] [stderr]  --> src/floats/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn sub(a: c_float, b: c_float) -> c_float;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]   |
[INFO] [stderr]  ::: src/ints/mod.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn sub(a: c_int, b: c_int) -> c_int;
[INFO] [stderr]   |     ------------------------------------ `sub` previously declared here
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stderr]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stderr] 
[INFO] [stderr] warning: `mul` redeclared with a different signature
[INFO] [stderr]  --> src/floats/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn mul(a: c_float, b: c_float) -> c_float;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]   |
[INFO] [stderr]  ::: src/ints/mod.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 |     fn mul(a: c_int, b: c_int) -> c_int;
[INFO] [stderr]   |     ------------------------------------ `mul` previously declared here
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stderr]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stderr] 
[INFO] [stderr] warning: `div` redeclared with a different signature
[INFO] [stderr]  --> src/floats/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn div(a: c_float, b: c_float) -> c_float;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this signature doesn't match the previous declaration
[INFO] [stderr]   |
[INFO] [stderr]  ::: src/ints/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn div(a: c_int, b: c_int) -> c_int;
[INFO] [stderr]   |     ------------------------------------ `div` previously declared here
[INFO] [stderr]   |
[INFO] [stderr]   = note: expected `unsafe extern "C" fn(i32, i32) -> i32`
[INFO] [stderr]              found `unsafe extern "C" fn(f32, f32) -> f32`
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/ints/mod.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let r = unsafe { test::<c_int>("add", x, y, 0) };
[INFO] [stderr]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_unsafe)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/ints/mod.rs:25:17
[INFO] [stderr]    |
[INFO] [stderr] 25 |         let r = unsafe { test::<c_int>("sub", x, y, 0) };
[INFO] [stderr]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/ints/mod.rs:28:17
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let r = unsafe { test::<c_int>("mul", x, y, 0) };
[INFO] [stderr]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/ints/mod.rs:31:17
[INFO] [stderr]    |
[INFO] [stderr] 31 |         let r = unsafe { test::<c_int>("div", x, y, 0) };
[INFO] [stderr]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/ints/mod.rs:34:17
[INFO] [stderr]    |
[INFO] [stderr] 34 |         let r = unsafe { test::<c_int>("modulo", x, y, 0) };
[INFO] [stderr]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/floats/mod.rs:21:17
[INFO] [stderr]    |
[INFO] [stderr] 21 |         let r = unsafe { test::<c_float>("add", x, y, 1) };
[INFO] [stderr]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/floats/mod.rs:24:17
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let r = unsafe { test::<c_float>("sub", x, y, 1) };
[INFO] [stderr]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/floats/mod.rs:27:17
[INFO] [stderr]    |
[INFO] [stderr] 27 |         let r = unsafe { test::<c_float>("mul", x, y, 1) };
[INFO] [stderr]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary `unsafe` block
[INFO] [stderr]   --> src/floats/mod.rs:30:17
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let r = unsafe { test::<c_float>("div", x, y, 1) };
[INFO] [stderr]    |                 ^^^^^^ unnecessary `unsafe` block
[INFO] [stderr] 
[INFO] [stderr] warning: function `add` is never used
[INFO] [stderr]  --> src/ints/mod.rs:5:8
[INFO] [stderr]   |
[INFO] [stderr] 5 |     fn add(a: c_int, b: c_int) -> c_int;
[INFO] [stderr]   |        ^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: module `Numerics` should have a snake case name
[INFO] [stderr]  --> src/common.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub mod Numerics {
[INFO] [stderr]   |         ^^^^^^^^ help: convert the identifier to snake case: `numerics`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `FFI` (lib) generated 23 warnings (run `cargo fix --lib -p FFI` to apply 1 suggestion)
[INFO] [stderr] warning: `FFI` (lib test) generated 29 warnings (18 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/FFI-97db7161d34b9571)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test floats::tests::it_works ... FAILED
[INFO] [stdout] test ints::tests::it_works ... FAILED
[INFO] [stdout] test strings::tests::string_reversal_works ... FAILED
[INFO] [stdout] test strings::tests::string_comparision_works ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- floats::tests::it_works stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'floats::tests::it_works' panicked at src/common.rs:14:46:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: DlOpen { desc: "./src/floats/floats.dylib: invalid ELF header" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64df62531272 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x64df62531272 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x64df62531272 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x64df62531272 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x64df62557193 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x64df62557193 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x64df6252e203 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x64df6252e203 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x64df625310c2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x64df625327dc - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x64df62532632 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x64df624fa664 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x64df624fa664 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x64df625331bb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x64df625331bb - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x64df62532f8a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x64df62531769 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x64df62532c1d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x64df625552c0 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x64df62555636 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x64df624c0f93 - core::result::Result<T,E>::unwrap::h4f687293450bf5b2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x64df624c0f93 - FFI::common::Numerics::test::hf849215df5369944
[INFO] [stdout]                                at /opt/rustwide/workdir/src/common.rs:14:46
[INFO] [stdout]   22:     0x64df624c0554 - FFI::floats::tests::it_works::h7524deff3edf8686
[INFO] [stdout]                                at /opt/rustwide/workdir/src/floats/mod.rs:21:26
[INFO] [stdout]   23:     0x64df624c0554 - FFI::floats::tests::it_works::{{closure}}::h59a9179b79a424dd
[INFO] [stdout]                                at /opt/rustwide/workdir/src/floats/mod.rs:17:18
[INFO] [stdout]   24:     0x64df624c0554 - core::ops::function::FnOnce::call_once::h12530f6d98aea65d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x64df624ffd9b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x64df624ffd9b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x64df624fefde - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x64df624fefde - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x64df624fefde - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x64df624fefde - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x64df624fefde - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x64df624fefde - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x64df624fefde - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x64df624c2b84 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x64df624c2b84 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   36:     0x64df624c652a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x64df624c652a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x64df624c652a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x64df624c652a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x64df624c652a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x64df624c652a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x64df624c652a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x64df62536117 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x64df62536117 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   45:     0x64df62536117 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   46:     0x7059d80ecaa4 - <unknown>
[INFO] [stdout]   47:     0x7059d8179a34 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- ints::tests::it_works stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'ints::tests::it_works' panicked at src/common.rs:14:46:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: DlOpen { desc: "./src/ints/ints.dylib: invalid ELF header" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64df62531272 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x64df62531272 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x64df62531272 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x64df62531272 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x64df62557193 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x64df62557193 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x64df6252e203 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x64df6252e203 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x64df625310c2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x64df625327dc - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x64df62532632 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x64df624fa664 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x64df624fa664 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x64df625331bb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x64df625331bb - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x64df62532f8a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x64df62531769 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x64df62532c1d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x64df625552c0 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x64df62555636 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x64df624c0e3a - core::result::Result<T,E>::unwrap::h4f687293450bf5b2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x64df624c0e3a - FFI::common::Numerics::test::h8aba90be97297b6e
[INFO] [stdout]                                at /opt/rustwide/workdir/src/common.rs:14:46
[INFO] [stdout]   22:     0x64df624c06d9 - FFI::ints::tests::it_works::h56128e57f5459d0c
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ints/mod.rs:22:26
[INFO] [stdout]   23:     0x64df624c06d9 - FFI::ints::tests::it_works::{{closure}}::h3ebaf69283e709b4
[INFO] [stdout]                                at /opt/rustwide/workdir/src/ints/mod.rs:18:18
[INFO] [stdout]   24:     0x64df624c06d9 - core::ops::function::FnOnce::call_once::h98403b5fadc34a57
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x64df624ffd9b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x64df624ffd9b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   27:     0x64df624fefde - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   28:     0x64df624fefde - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   29:     0x64df624fefde - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   30:     0x64df624fefde - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   31:     0x64df624fefde - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x64df624fefde - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   33:     0x64df624fefde - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   34:     0x64df624c2b84 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   35:     0x64df624c2b84 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   36:     0x64df624c652a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   37:     0x64df624c652a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   38:     0x64df624c652a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   39:     0x64df624c652a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   40:     0x64df624c652a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   41:     0x64df624c652a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   42:     0x64df624c652a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   43:     0x64df62536117 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x64df62536117 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   45:     0x64df62536117 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   46:     0x7059d80ecaa4 - <unknown>
[INFO] [stdout]   47:     0x7059d8179a34 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- strings::tests::string_reversal_works stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'strings::tests::string_reversal_works' panicked at src/strings/mod.rs:20:46:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: DlOpen { desc: "./src/strings/strings.dylib: invalid ELF header" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64df62531272 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x64df62531272 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x64df62531272 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x64df62531272 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x64df62557193 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x64df62557193 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x64df6252e203 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x64df6252e203 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x64df625310c2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x64df625327dc - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x64df62532632 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x64df624fa664 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x64df624fa664 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x64df625331bb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x64df625331bb - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x64df62532f8a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x64df62531769 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x64df62532c1d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x64df625552c0 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x64df62555636 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x64df624bfa3f - core::result::Result<T,E>::unwrap::h4f687293450bf5b2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x64df624bfa3f - FFI::strings::tests::string_reversal_works::hacad573de0b05010
[INFO] [stdout]                                at /opt/rustwide/workdir/src/strings/mod.rs:20:46
[INFO] [stdout]   22:     0x64df624c06a9 - FFI::strings::tests::string_reversal_works::{{closure}}::hed2c21ad9935656f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/strings/mod.rs:18:31
[INFO] [stdout]   23:     0x64df624c06a9 - core::ops::function::FnOnce::call_once::h4320b92afb0f395f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x64df624ffd9b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x64df624ffd9b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x64df624fefde - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x64df624fefde - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x64df624fefde - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x64df624fefde - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x64df624fefde - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x64df624fefde - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x64df624fefde - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x64df624c2b84 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x64df624c2b84 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x64df624c652a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x64df624c652a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x64df624c652a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x64df624c652a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x64df624c652a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x64df624c652a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x64df624c652a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x64df62536117 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x64df62536117 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x64df62536117 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x7059d80ecaa4 - <unknown>
[INFO] [stdout]   46:     0x7059d8179a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- strings::tests::string_comparision_works stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'strings::tests::string_comparision_works' panicked at src/strings/mod.rs:39:46:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: DlOpen { desc: "./src/strings/strings.dylib: invalid ELF header" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64df62531272 - std::backtrace_rs::backtrace::libunwind::trace::h73a647620bf1c49d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x64df62531272 - std::backtrace_rs::backtrace::trace_unsynchronized::hd4d513ed96cb3cb1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x64df62531272 - std::sys::backtrace::_print_fmt::h61bb95f7476aafa5
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x64df62531272 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::ha2e7e3a01df69042
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x64df62557193 - core::fmt::rt::Argument::fmt::hf14163372f0f9a76
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/rt.rs:173:76
[INFO] [stdout]    5:     0x64df62557193 - core::fmt::write::h7cb8f63788cd01d2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/fmt/mod.rs:1465:25
[INFO] [stdout]    6:     0x64df6252e203 - std::io::default_write_fmt::h9ed739ccee8a150c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x64df6252e203 - std::io::Write::write_fmt::h1c0a32da913b32f1
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/io/mod.rs:1954:13
[INFO] [stdout]    8:     0x64df625310c2 - std::sys::backtrace::BacktraceLock::print::h3ec4d7883eb25e61
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    9:     0x64df625327dc - std::panicking::default_hook::{{closure}}::h29548987efd832cb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:300:27
[INFO] [stdout]   10:     0x64df62532632 - std::panicking::default_hook::ha25170a15c643514
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:324:9
[INFO] [stdout]   11:     0x64df624fa664 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h562adeecbf43c420
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   12:     0x64df624fa664 - test::test_main_with_exit_callback::{{closure}}::h97dd2a879d27e0e4
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x64df625331bb - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h7e85cbdbda26fdb7
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1985:9
[INFO] [stdout]   14:     0x64df625331bb - std::panicking::rust_panic_with_hook::h0d81afcd829aa24b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:841:13
[INFO] [stdout]   15:     0x64df62532f8a - std::panicking::begin_panic_handler::{{closure}}::hc84a33f1202346cf
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:706:13
[INFO] [stdout]   16:     0x64df62531769 - std::sys::backtrace::__rust_end_short_backtrace::h373067a14f6c59aa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   17:     0x64df62532c1d - __rustc[beb0385846a06d21]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:697:5
[INFO] [stdout]   18:     0x64df625552c0 - core::panicking::panic_fmt::ha33fa2ae772efba9
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panicking.rs:75:14
[INFO] [stdout]   19:     0x64df62555636 - core::result::unwrap_failed::hfbbd3c78a73fea3d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1761:5
[INFO] [stdout]   20:     0x64df624c019e - core::result::Result<T,E>::unwrap::h4f687293450bf5b2
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/result.rs:1167:23
[INFO] [stdout]   21:     0x64df624c019e - FFI::strings::tests::string_comparision_works::h9ed072ab856b7d35
[INFO] [stdout]                                at /opt/rustwide/workdir/src/strings/mod.rs:39:46
[INFO] [stdout]   22:     0x64df624c0859 - FFI::strings::tests::string_comparision_works::{{closure}}::ha63ca74ecf57dea1
[INFO] [stdout]                                at /opt/rustwide/workdir/src/strings/mod.rs:37:34
[INFO] [stdout]   23:     0x64df624c0859 - core::ops::function::FnOnce::call_once::hf55716f602934d66
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x64df624ffd9b - core::ops::function::FnOnce::call_once::hf84b9c3d864a6959
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x64df624ffd9b - test::__rust_begin_short_backtrace::h5724e31441c16fcb
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:648:18
[INFO] [stdout]   26:     0x64df624fefde - test::run_test_in_process::{{closure}}::hbc28c9aa91793d7d
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:74
[INFO] [stdout]   27:     0x64df624fefde - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hc17b0e238c0f8f3e
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x64df624fefde - std::panicking::catch_unwind::do_call::hcdbce0d6dd6c83ce
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   29:     0x64df624fefde - std::panicking::catch_unwind::h9477967ceea044e8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   30:     0x64df624fefde - std::panic::catch_unwind::h616a2e249da12e16
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x64df624fefde - test::run_test_in_process::h2758deb0f2e54430
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:671:27
[INFO] [stdout]   32:     0x64df624fefde - test::run_test::{{closure}}::habe5cd2564b18aaa
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:592:43
[INFO] [stdout]   33:     0x64df624c2b84 - test::run_test::{{closure}}::h9a0a6928f1a15421
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/test/src/lib.rs:622:41
[INFO] [stdout]   34:     0x64df624c2b84 - std::sys::backtrace::__rust_begin_short_backtrace::hd68b5332434a22ca
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x64df624c652a - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h264ddcc3098eacae
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x64df624c652a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9fa39489749d6f3c
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x64df624c652a - std::panicking::catch_unwind::do_call::hb9a1944b9f85100f
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:589:40
[INFO] [stdout]   38:     0x64df624c652a - std::panicking::catch_unwind::h0c6f100786c0dad8
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panicking.rs:552:19
[INFO] [stdout]   39:     0x64df624c652a - std::panic::catch_unwind::hf6084e2723385823
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/panic.rs:359:14
[INFO] [stdout]   40:     0x64df624c652a - std::thread::Builder::spawn_unchecked_::{{closure}}::hf0af58ce658143ad
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x64df624c652a - core::ops::function::FnOnce::call_once{{vtable.shim}}::h88a14f9b2e79f9de
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x64df62536117 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::hf31256ba38644b65
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   43:     0x64df62536117 - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h100ad77f3448041b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/alloc/src/boxed.rs:1971:9
[INFO] [stdout]   44:     0x64df62536117 - std::sys::pal::unix::thread::Thread::new::thread_start::h1a22ded422ce395b
[INFO] [stdout]                                at /rustc/733b47ea4b1b86216f14ef56e49440c33933f230/library/std/src/sys/pal/unix/thread.rs:97:17
[INFO] [stdout]   45:     0x7059d80ecaa4 - <unknown>
[INFO] [stdout]   46:     0x7059d8179a34 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     floats::tests::it_works
[INFO] [stdout]     ints::tests::it_works
[INFO] [stdout]     strings::tests::string_comparision_works
[INFO] [stdout]     strings::tests::string_reversal_works
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 4 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.08s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "0c7adb646a179e8167812fa2181d6a2f5c845db9813eb157e23ef1d10e8da9e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c7adb646a179e8167812fa2181d6a2f5c845db9813eb157e23ef1d10e8da9e6", kill_on_drop: false }`
[INFO] [stdout] 0c7adb646a179e8167812fa2181d6a2f5c845db9813eb157e23ef1d10e8da9e6
