[INFO] updating cached repository https://github.com/danielinux/picotcp-rust
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a94c6f5e99e86858d1cab800b3b203b71991e6f1
[INFO] checking danielinux/picotcp-rust against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanielinux%2Fpicotcp-rust" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danielinux/picotcp-rust on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/danielinux/picotcp-rust
[INFO] finished tweaking git repo https://github.com/danielinux/picotcp-rust
[INFO] tweaked toml for git repo https://github.com/danielinux/picotcp-rust written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/danielinux/picotcp-rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: path `/workspace/builds/worker-4/source/src/picotcp_rs.rs` was erroneously implicitly accepted for binary `picotcp_rs`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 8564b13f69e770be44df261a8cf321aae83e2fe1fefc97662cbe9358733a1958
[INFO] running `"docker" "start" "-a" "8564b13f69e770be44df261a8cf321aae83e2fe1fefc97662cbe9358733a1958"`
[INFO] [stderr] warning: path `/opt/rustwide/workdir/src/picotcp_rs.rs` was erroneously implicitly accepted for binary `picotcp_rs`,
[INFO] [stderr] please set bin.path in Cargo.toml
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking picotcp_rs v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0432]: unresolved import `std::mem::to_be32`
[INFO] [stderr]  --> src/picotcp_rs.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::mem::to_be32;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^ no `to_be32` in `mem`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::io::Timer`
[INFO] [stderr]  --> src/picotcp_rs.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::Timer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^ no `Timer` in `io`
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute `packed` in this scope
[INFO] [stderr]   --> src/picotcp_rs.rs:10:3
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[packed]
[INFO] [stderr]    |   ^^^^^^ help: a built-in attribute with a similar name exists: `naked`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Show` in module `fmt`
[INFO] [stderr]   --> src/picotcp_rs.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl fmt::Show for pico_ip4 {
[INFO] [stderr]    |           ^^^^ not found in `fmt`
[INFO] [stderr] 
[INFO] [stderr] warning: type `pico_ip4` should have an upper camel case name
[INFO] [stderr]   --> src/picotcp_rs.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct pico_ip4 {
[INFO] [stderr]    |            ^^^^^^^^ help: convert the identifier to upper camel case: `PicoIp4`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/picotcp_rs.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate libc;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/picotcp_rs.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use libc::c_int;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/picotcp_rs.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use libc::c_char;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/picotcp_rs.rs:50:37
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn pico_tun_create(name: *const c_char) -> *mut u32;
[INFO] [stderr]    |                                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/picotcp_rs.rs:56:29
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn pico_stack_init() -> c_int;
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/picotcp_rs.rs:58:42
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn pico_string_to_ipv4(ipstr: *const c_char, ip: *mut pico_ip4);
[INFO] [stderr]    |                                          ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::mem::to_be32`
[INFO] [stderr]  --> src/picotcp_rs.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::mem::to_be32;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^ no `to_be32` in `mem`
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `std::io::Timer`
[INFO] [stderr]  --> src/picotcp_rs.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::io::Timer;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^ no `Timer` in `io`
[INFO] [stderr] 
[INFO] [stderr] error: cannot find attribute `packed` in this scope
[INFO] [stderr]   --> src/picotcp_rs.rs:10:3
[INFO] [stderr]    |
[INFO] [stderr] 10 | #[packed]
[INFO] [stderr]    |   ^^^^^^ help: a built-in attribute with a similar name exists: `naked`
[INFO] [stderr] 
[INFO] [stderr] error[E0405]: cannot find trait `Show` in module `fmt`
[INFO] [stderr]   --> src/picotcp_rs.rs:15:11
[INFO] [stderr]    |
[INFO] [stderr] 15 | impl fmt::Show for pico_ip4 {
[INFO] [stderr]    |           ^^^^ not found in `fmt`
[INFO] [stderr] 
[INFO] [stderr] warning: type `pico_ip4` should have an upper camel case name
[INFO] [stderr]   --> src/picotcp_rs.rs:11:12
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub struct pico_ip4 {
[INFO] [stderr]    |            ^^^^^^^^ help: convert the identifier to upper camel case: `PicoIp4`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/picotcp_rs.rs:1:1
[INFO] [stderr]   |
[INFO] [stderr] 1 | extern crate libc;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/picotcp_rs.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use libc::c_int;
[INFO] [stderr]   |     ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]  --> src/picotcp_rs.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use libc::c_char;
[INFO] [stderr]   |     ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]   = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/picotcp_rs.rs:50:37
[INFO] [stderr]    |
[INFO] [stderr] 50 |     fn pico_tun_create(name: *const c_char) -> *mut u32;
[INFO] [stderr]    |                                     ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/picotcp_rs.rs:56:29
[INFO] [stderr]    |
[INFO] [stderr] 56 |     fn pico_stack_init() -> c_int;
[INFO] [stderr]    |                             ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead?
[INFO] [stderr]   --> src/picotcp_rs.rs:58:42
[INFO] [stderr]    |
[INFO] [stderr] 58 |     fn pico_string_to_ipv4(ipstr: *const c_char, ip: *mut pico_ip4);
[INFO] [stderr]    |                                          ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: see issue #27812 <https://github.com/rust-lang/rust/issues/27812> for more information
[INFO] [stderr]    = help: add `#![feature(rustc_private)]` to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 10 previous errors; 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0405, E0432, E0658.
[INFO] [stderr] Some errors have detailed explanations: E0405, E0432, E0658.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] For more information about an error, try `rustc --explain E0405`.
[INFO] [stderr] error: could not compile `picotcp_rs`.
[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] [stderr] error: could not compile `picotcp_rs`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "8564b13f69e770be44df261a8cf321aae83e2fe1fefc97662cbe9358733a1958"`
[INFO] running `"docker" "rm" "-f" "8564b13f69e770be44df261a8cf321aae83e2fe1fefc97662cbe9358733a1958"`
[INFO] [stdout] 8564b13f69e770be44df261a8cf321aae83e2fe1fefc97662cbe9358733a1958