[INFO] cloning repository https://github.com/hitenramawat-dev/custom-memory-alloc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hitenramawat-dev/custom-memory-alloc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhitenramawat-dev%2Fcustom-memory-alloc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhitenramawat-dev%2Fcustom-memory-alloc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e2ce113ea6082ac9b4573bc4de1198adeda602ec
[INFO] testing hitenramawat-dev/custom-memory-alloc against 1.95.0 for beta-1.96-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhitenramawat-dev%2Fcustom-memory-alloc" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/hitenramawat-dev/custom-memory-alloc
[INFO] finished tweaking git repo https://github.com/hitenramawat-dev/custom-memory-alloc
[INFO] tweaked toml for git repo https://github.com/hitenramawat-dev/custom-memory-alloc written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/hitenramawat-dev/custom-memory-alloc on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/hitenramawat-dev/custom-memory-alloc 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded lazy_static v1.5.0
[INFO] [stderr]   Downloaded libc v0.2.177
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cda7e7253149dfcd120d6a3c374e43e8450d2a357da0ee3fe652c9c4ae84b41c
[INFO] running `Command { std: "docker" "start" "-a" "cda7e7253149dfcd120d6a3c374e43e8450d2a357da0ee3fe652c9c4ae84b41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cda7e7253149dfcd120d6a3c374e43e8450d2a357da0ee3fe652c9c4ae84b41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cda7e7253149dfcd120d6a3c374e43e8450d2a357da0ee3fe652c9c4ae84b41c", kill_on_drop: false }`
[INFO] [stdout] cda7e7253149dfcd120d6a3c374e43e8450d2a357da0ee3fe652c9c4ae84b41c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 16c8cb620f90e84ecdb09cb5ea2e2430f0559dd188084d27070a782897022670
[INFO] running `Command { std: "docker" "start" "-a" "16c8cb620f90e84ecdb09cb5ea2e2430f0559dd188084d27070a782897022670", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.177
[INFO] [stderr]    Compiling lazy_static v1.5.0
[INFO] [stderr]    Compiling cstom-alloc-git v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find value `vm_page_size` in crate `libc`
[INFO] [stdout]  --> src/lib.rs:7:15
[INFO] [stdout]   |
[INFO] [stdout] 7 |         libc::vm_page_size
[INFO] [stdout]   |               ^^^^^^^^^^^^ not found in `libc`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0308]: mismatched types
[INFO] [stdout]   --> src/lib.rs:44:80
[INFO] [stdout]    |
[INFO] [stdout] 44 |     unsafe fn realloc(&self, ptr: *mut u8, layout: Layout, new_size: usize) -> *mut u8 {
[INFO] [stdout]    |               -------                                                          ^^^^^^^ expected `*mut u8`, found `()`
[INFO] [stdout]    |               |
[INFO] [stdout]    |               implicitly returns `()` as its body has no tail or `return` expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: expected raw pointer `*mut u8`
[INFO] [stdout]                 found unit type `()`
[INFO] [stdout] help: consider returning the local binding `ptr`
[INFO] [stdout]    |
[INFO] [stdout] 44 |     unsafe fn realloc(&self, ptr: *mut u8, layout: Layout, new_size: usize) -> *mut u8 {
[INFO] [stdout] 45 ~         ptr
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0308, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0308`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `cstom-alloc-git` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "16c8cb620f90e84ecdb09cb5ea2e2430f0559dd188084d27070a782897022670", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16c8cb620f90e84ecdb09cb5ea2e2430f0559dd188084d27070a782897022670", kill_on_drop: false }`
[INFO] [stdout] 16c8cb620f90e84ecdb09cb5ea2e2430f0559dd188084d27070a782897022670