[INFO] fetching crate syscall-linux-raw 0.0.2...
[INFO] checking syscall-linux-raw-0.0.2 against try#7b3565da729099dbe807466fcd118fb2815986e0 for pr-81789
[INFO] extracting crate syscall-linux-raw 0.0.2 into /workspace/builds/worker-14/source
[INFO] validating manifest of crates.io crate syscall-linux-raw 0.0.2 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 crates.io crate syscall-linux-raw 0.0.2
[INFO] finished tweaking crates.io crate syscall-linux-raw 0.0.2
[INFO] tweaked toml for crates.io crate syscall-linux-raw 0.0.2 written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate crates.io crate syscall-linux-raw 0.0.2 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 ppv-lite86 v0.2.8
[INFO] [stderr]   Downloaded syn v1.0.33
[INFO] [stderr]   Downloaded direct-asm v0.0.1-alpha
[INFO] [stderr]   Downloaded dynasm-lib v0.1.0-alpha
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] dd94516f3313defc579f2e300e1efd8a5aefe10ddc2118520b6532db84fccf25
[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" "dd94516f3313defc579f2e300e1efd8a5aefe10ddc2118520b6532db84fccf25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd94516f3313defc579f2e300e1efd8a5aefe10ddc2118520b6532db84fccf25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd94516f3313defc579f2e300e1efd8a5aefe10ddc2118520b6532db84fccf25", kill_on_drop: false }`
[INFO] [stdout] dd94516f3313defc579f2e300e1efd8a5aefe10ddc2118520b6532db84fccf25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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] 4d1ebdc9e3cae383cc56426987fed918ebcc1ce68b57ef1a07efb1687bfac443
[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" "4d1ebdc9e3cae383cc56426987fed918ebcc1ce68b57ef1a07efb1687bfac443", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.33
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling dynasm-lib v0.1.0-alpha
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling direct-asm v0.0.1-alpha
[INFO] [stderr]     Checking syscall-linux-raw v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: language item required, but not found: `eh_personality`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: casting pointer to `isize`
[INFO] [stdout]   --> examples/simple.rs:14:79
[INFO] [stdout]    |
[INFO] [stdout] 14 |         syscall_linux_raw::syscall3(syscall_linux_raw::SysNr(1), fd as isize, buf.as_ptr() as isize, buf.len() as isize);
[INFO] [stdout]    |                                                                               ^^^^^^^^^^^^^^^^^^^^^ help: to cast to `isize`, cast to `usize` first: `buf.as_ptr() as usize as isize`
[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 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `syscall-linux-raw`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "4d1ebdc9e3cae383cc56426987fed918ebcc1ce68b57ef1a07efb1687bfac443", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d1ebdc9e3cae383cc56426987fed918ebcc1ce68b57ef1a07efb1687bfac443", kill_on_drop: false }`
[INFO] [stdout] 4d1ebdc9e3cae383cc56426987fed918ebcc1ce68b57ef1a07efb1687bfac443