[INFO] cloning repository https://github.com/pvginkel/rjs_jit
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pvginkel/rjs_jit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpvginkel%2Frjs_jit", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpvginkel%2Frjs_jit'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 366387974290531324477791eab30b4832482464
[INFO] testing pvginkel/rjs_jit against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpvginkel%2Frjs_jit" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pvginkel/rjs_jit on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pvginkel/rjs_jit
[INFO] finished tweaking git repo https://github.com/pvginkel/rjs_jit
[INFO] tweaked toml for git repo https://github.com/pvginkel/rjs_jit written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/pvginkel/rjs_jit already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 173238521e554ed5f24ab405c3198a34f5ac3f26947230fda3ecb579e62f7782
[INFO] running `Command { std: "docker" "start" "-a" "173238521e554ed5f24ab405c3198a34f5ac3f26947230fda3ecb579e62f7782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "173238521e554ed5f24ab405c3198a34f5ac3f26947230fda3ecb579e62f7782", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "173238521e554ed5f24ab405c3198a34f5ac3f26947230fda3ecb579e62f7782", kill_on_drop: false }`
[INFO] [stdout] 173238521e554ed5f24ab405c3198a34f5ac3f26947230fda3ecb579e62f7782
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 91075c07af26129aa019c722ee8d2802fda24c3cb38662c6b48d5d5cb8fb1f39
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "91075c07af26129aa019c722ee8d2802fda24c3cb38662c6b48d5d5cb8fb1f39", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.1.8
[INFO] [stderr]    Compiling rjs_jit v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `map` in this scope
[INFO] [stdout]     --> src/codegen/os.rs:100:28
[INFO] [stdout]      |
[INFO] [stdout] 100  |           let ptr = unsafe { map(ptr::null(), size) };
[INFO] [stdout]      |                              ^^^ help: a function with a similar name exists: `mmap`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.1.8/rust/src/liblibc/lib.rs:5824:17
[INFO] [stdout]      |
[INFO] [stdout] 5824 | /                 pub fn mmap(addr: *mut c_void,
[INFO] [stdout] 5825 | |                             len: size_t,
[INFO] [stdout] 5826 | |                             prot: c_int,
[INFO] [stdout] 5827 | |                             flags: c_int,
[INFO] [stdout] 5828 | |                             fd: c_int,
[INFO] [stdout] 5829 | |                             offset: off_t)
[INFO] [stdout] 5830 | |                             -> *mut c_void;
[INFO] [stdout]      | |___________________________________________- similarly named function `mmap` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `unmap` in this scope
[INFO] [stdout]     --> src/codegen/os.rs:123:22
[INFO] [stdout]      |
[INFO] [stdout] 123  |             unsafe { unmap(self.ptr, self.size) };
[INFO] [stdout]      |                      ^^^^^ help: a function with a similar name exists: `munmap`
[INFO] [stdout]      | 
[INFO] [stdout]     ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/libc-0.1.8/rust/src/liblibc/lib.rs:5831:17
[INFO] [stdout]      |
[INFO] [stdout] 5831 |                 pub fn munmap(addr: *mut c_void, len: size_t) -> c_int;
[INFO] [stdout]      |                 ------------------------------------------------------- similarly named function `munmap` defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `self::libc::*`
[INFO] [stdout]  --> src/codegen/os.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use self::libc::*;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::mem`
[INFO] [stdout]  --> src/codegen/os.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::mem;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rjs_jit` due to 3 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "91075c07af26129aa019c722ee8d2802fda24c3cb38662c6b48d5d5cb8fb1f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91075c07af26129aa019c722ee8d2802fda24c3cb38662c6b48d5d5cb8fb1f39", kill_on_drop: false }`
[INFO] [stdout] 91075c07af26129aa019c722ee8d2802fda24c3cb38662c6b48d5d5cb8fb1f39