[INFO] cloning repository https://github.com/tizoc/ocaml-rust-ffi-bench
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tizoc/ocaml-rust-ffi-bench" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftizoc%2Focaml-rust-ffi-bench", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftizoc%2Focaml-rust-ffi-bench'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 775d25cba9f5650150f9c27adbd2eb176e568ea8
[INFO] checking tizoc/ocaml-rust-ffi-bench against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftizoc%2Focaml-rust-ffi-bench" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tizoc/ocaml-rust-ffi-bench on toolchain 7b3565da729099dbe807466fcd118fb2815986e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tizoc/ocaml-rust-ffi-bench
[INFO] finished tweaking git repo https://github.com/tizoc/ocaml-rust-ffi-bench
[INFO] tweaked toml for git repo https://github.com/tizoc/ocaml-rust-ffi-bench written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/tizoc/ocaml-rust-ffi-bench already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ocaml-sys v0.14.0
[INFO] [stderr]   Downloaded ocaml v0.9.3
[INFO] [stderr]   Downloaded ocaml v0.14.2
[INFO] [stderr]   Downloaded ocaml-derive v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3e40c2bd11b3c2ec21da589695eb4483eb15292ee4b6b208f3edbeb6a439eaf8
[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" "3e40c2bd11b3c2ec21da589695eb4483eb15292ee4b6b208f3edbeb6a439eaf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3e40c2bd11b3c2ec21da589695eb4483eb15292ee4b6b208f3edbeb6a439eaf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e40c2bd11b3c2ec21da589695eb4483eb15292ee4b6b208f3edbeb6a439eaf8", kill_on_drop: false }`
[INFO] [stdout] 3e40c2bd11b3c2ec21da589695eb4483eb15292ee4b6b208f3edbeb6a439eaf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+7b3565da729099dbe807466fcd118fb2815986e0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5ff4ecac32b755c1e8f599922bca10e75e73d4ba38aae4001f57d744d204914
[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" "f5ff4ecac32b755c1e8f599922bca10e75e73d4ba38aae4001f57d744d204914", kill_on_drop: false }`
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking cty v0.2.1
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling ocaml-sys v0.14.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]    Compiling ocaml v0.9.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]     Checking half v1.6.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]    Compiling ocaml-rs-ffi-bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking oorandom v11.1.2
[INFO] [stderr]    Compiling memoffset v0.5.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling rayon v1.3.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking dmz v0.2.1 (/opt/rustwide/workdir/vendor/dmz-modified/core)
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stdout] error: casting pointer to `i64`
[INFO] [stdout]    --> vendor/dmz-modified/core/src/lib.rs:548:49
[INFO] [stdout]     |
[INFO] [stdout] 548 |     GCResult1::of(unsafe { caml_alloc_ntuple(3, vals.as_ptr() as RawValue) })
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^^^^^^^^^^ help: to cast to `i64`, cast to `usize` first: `vals.as_ptr() as usize as i64`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[deny(invalid_ptr_to_int_cast)]` on by default
[INFO] [stdout]     = help: pointers should only be cast to `usize` or `u64`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dmz`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: couldn't read /opt/rustwide/target/debug/build/ocaml-sys-aaa9aebdadea6f7d/out/ocaml_version: No such file or directory (os error 2)
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocaml-sys-0.14.0/src/lib.rs:76:27
[INFO] [stdout]    |
[INFO] [stdout] 76 | pub const VERSION: &str = include_str!(concat!(env!("OUT_DIR"), "/ocaml_version"));
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read /opt/rustwide/target/debug/build/ocaml-sys-aaa9aebdadea6f7d/out/ocaml_path: No such file or directory (os error 2)
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocaml-sys-0.14.0/src/lib.rs:83:24
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub const PATH: &str = include_str!(concat!(env!("OUT_DIR"), "/ocaml_path"));
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: couldn't read /opt/rustwide/target/debug/build/ocaml-sys-aaa9aebdadea6f7d/out/ocaml_compiler: No such file or directory (os error 2)
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/ocaml-sys-0.14.0/src/lib.rs:90:28
[INFO] [stdout]    |
[INFO] [stdout] 90 | pub const COMPILER: &str = include_str!(concat!(env!("OUT_DIR"), "/ocaml_compiler"));
[INFO] [stdout]    |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 3 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "f5ff4ecac32b755c1e8f599922bca10e75e73d4ba38aae4001f57d744d204914", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5ff4ecac32b755c1e8f599922bca10e75e73d4ba38aae4001f57d744d204914", kill_on_drop: false }`
[INFO] [stdout] f5ff4ecac32b755c1e8f599922bca10e75e73d4ba38aae4001f57d744d204914