[INFO] cloning repository https://github.com/LaSpruca/sys-gen
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LaSpruca/sys-gen" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaSpruca%2Fsys-gen", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaSpruca%2Fsys-gen'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05a5ae16effb2c446c1b80e9f44f58ce04bb8947
[INFO] checking LaSpruca/sys-gen against master#e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682 for beta-170-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLaSpruca%2Fsys-gen" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LaSpruca/sys-gen on toolchain e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LaSpruca/sys-gen
[INFO] finished tweaking git repo https://github.com/LaSpruca/sys-gen
[INFO] tweaked toml for git repo https://github.com/LaSpruca/sys-gen written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/LaSpruca/sys-gen 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" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bd0fcf60c718d7ef96f5588d1818dfe8dd66c5ac9d85fa47dbdad81fdefd195
[INFO] running `Command { std: "docker" "start" "-a" "0bd0fcf60c718d7ef96f5588d1818dfe8dd66c5ac9d85fa47dbdad81fdefd195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bd0fcf60c718d7ef96f5588d1818dfe8dd66c5ac9d85fa47dbdad81fdefd195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bd0fcf60c718d7ef96f5588d1818dfe8dd66c5ac9d85fa47dbdad81fdefd195", kill_on_drop: false }`
[INFO] [stdout] 0bd0fcf60c718d7ef96f5588d1818dfe8dd66c5ac9d85fa47dbdad81fdefd195
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:19e73879b68f455e41552ea35293514db52ea292d993f571636dbffedb77a1ee" "/opt/rustwide/cargo-home/bin/cargo" "+e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0ef66086d038b526fd7eabeb37446fae688b5a1a5129f566e232c31288d6713b
[INFO] running `Command { std: "docker" "start" "-a" "0ef66086d038b526fd7eabeb37446fae688b5a1a5129f566e232c31288d6713b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling linked-hash-map v0.5.4
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling neon-build v0.10.0
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling common_macros v0.1.1
[INFO] [stderr]     Checking libloading v0.6.7
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking neon-runtime v0.10.0
[INFO] [stderr]    Compiling neon v0.10.0
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling uuid v1.0.0-alpha.1
[INFO] [stderr]    Compiling syn-mid v0.5.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling neon-macros v0.10.0
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]     Checking serde_yaml v0.8.23
[INFO] [stderr]     Checking sys-gen v0.1.0 (/opt/rustwide/workdir/sys-gen)
[INFO] [stdout] warning: unused import: `copy`
[INFO] [stdout]  --> sys-gen/src/main.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fs::{copy, create_dir_all, write, File};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Command`, `Stdio`
[INFO] [stdout]  --> sys-gen/src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::process::{Command, exit, Stdio};
[INFO] [stdout]   |                    ^^^^^^^        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]   --> sys-gen/src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use uuid::Uuid;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `copy`
[INFO] [stdout]  --> sys-gen/src/main.rs:6:15
[INFO] [stdout]   |
[INFO] [stdout] 6 | use std::fs::{copy, create_dir_all, write, File};
[INFO] [stdout]   |               ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Command`, `Stdio`
[INFO] [stdout]  --> sys-gen/src/main.rs:7:20
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::process::{Command, exit, Stdio};
[INFO] [stdout]   |                    ^^^^^^^        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `uuid::Uuid`
[INFO] [stdout]   --> sys-gen/src/main.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 | use uuid::Uuid;
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syscall v0.1.0 (/opt/rustwide/workdir/syscall)
[INFO] [stdout] warning: unused variable: `sys_yaml_path`
[INFO] [stdout]  --> syscall/build.rs:7:9
[INFO] [stdout]   |
[INFO] [stdout] 7 |     let sys_yaml_path = std::env::var("SYS_YAML_PATH").unwrap_or("../sys.yaml".to_string());
[INFO] [stdout]   |         ^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sys_yaml_path`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: failed to run custom build command for `syscall v0.1.0 (/opt/rustwide/workdir/syscall)`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/syscall-a0eaf5ff842f15d1/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   --------- Validating code ---------
[INFO] [stderr]   [INFO] Validating enums
[INFO] [stderr]   [INFO] Validated calls
[INFO] [stderr]   ------- Validation complete -------
[INFO] [stderr]   --------- Generating code ---------
[INFO] [stderr]   [INFO] Generating syscall read
[INFO] [stderr]   [INFO] Generating syscall write
[INFO] [stderr]   [INFO] Generating syscall open
[INFO] [stderr]   [INFO] Generating syscall close
[INFO] [stderr]   [INFO] Generating syscall exit
[INFO] [stderr]   ------- Generation complete -------
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }', syscall/build.rs:26:7
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x564e47145241 - std::backtrace_rs::backtrace::libunwind::trace::ha9d9de1bf4176bfa
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x564e47145241 - std::backtrace_rs::backtrace::trace_unsynchronized::h165c36ef694ada1c
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x564e47145241 - std::sys_common::backtrace::_print_fmt::h4d89c7ce1e89b43d
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:65:5
[INFO] [stderr]      3:     0x564e47145241 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::hfc68e8a2f3b7b37c
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:44:22
[INFO] [stderr]      4:     0x564e47166e2f - core::fmt::rt::Argument::fmt::hc7dd5538f3de21b7
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/fmt/rt.rs:138:9
[INFO] [stderr]      5:     0x564e47166e2f - core::fmt::write::hac9705ca9b43c249
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/fmt/mod.rs:1094:21
[INFO] [stderr]      6:     0x564e471432f1 - std::io::Write::write_fmt::h7bc9466b47d6774b
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/io/mod.rs:1713:15
[INFO] [stderr]      7:     0x564e47145055 - std::sys_common::backtrace::_print::h03072469d8150f3e
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:47:5
[INFO] [stderr]      8:     0x564e47145055 - std::sys_common::backtrace::print::hd0f67791f02b87ae
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:34:9
[INFO] [stderr]      9:     0x564e471463d7 - std::panicking::default_hook::{{closure}}::h7c8ccb2c703d1528
[INFO] [stderr]     10:     0x564e471461c4 - std::panicking::default_hook::h770c31d58b53801e
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:288:9
[INFO] [stderr]     11:     0x564e4714688c - std::panicking::rust_panic_with_hook::hb50e58c42f5187f2
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:705:13
[INFO] [stderr]     12:     0x564e47146787 - std::panicking::begin_panic_handler::{{closure}}::h4d6093b91efbd52e
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:597:13
[INFO] [stderr]     13:     0x564e47145676 - std::sys_common::backtrace::__rust_end_short_backtrace::h318963d1ef4510cb
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/sys_common/backtrace.rs:151:18
[INFO] [stderr]     14:     0x564e471464d2 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:593:5
[INFO] [stderr]     15:     0x564e470b91f3 - core::panicking::panic_fmt::h6ce9f4b93775846b
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/panicking.rs:67:14
[INFO] [stderr]     16:     0x564e470b9723 - core::result::unwrap_failed::h45c53cbae19f42f6
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/result.rs:1651:5
[INFO] [stderr]     17:     0x564e470ba1ab - core::result::Result<T,E>::unwrap::h263085bdc5ae9ab0
[INFO] [stderr]     18:     0x564e470ba970 - build_script_build::main::h67b77d9cc0851be4
[INFO] [stderr]     19:     0x564e470b9ea3 - core::ops::function::FnOnce::call_once::h73802794885a2ad9
[INFO] [stderr]     20:     0x564e470ba006 - std::sys_common::backtrace::__rust_begin_short_backtrace::hee9da276437011fd
[INFO] [stderr]     21:     0x564e470b9cf9 - std::rt::lang_start::{{closure}}::h236d6d3cb28c34a4
[INFO] [stderr]     22:     0x564e4713fca5 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hb332f02ff9fc81e2
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     23:     0x564e4713fca5 - std::panicking::try::do_call::hed879afea606d968
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:500:40
[INFO] [stderr]     24:     0x564e4713fca5 - std::panicking::try::h395a878f3e4bd2f0
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:464:19
[INFO] [stderr]     25:     0x564e4713fca5 - std::panic::catch_unwind::hb44b6ea043448d57
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panic.rs:142:14
[INFO] [stderr]     26:     0x564e4713fca5 - std::rt::lang_start_internal::{{closure}}::h6184ba9e5b3e5fbf
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/rt.rs:148:48
[INFO] [stderr]     27:     0x564e4713fca5 - std::panicking::try::do_call::h8b2c97d4d3608274
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:500:40
[INFO] [stderr]     28:     0x564e4713fca5 - std::panicking::try::hfa4cc536e097f1fe
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panicking.rs:464:19
[INFO] [stderr]     29:     0x564e4713fca5 - std::panic::catch_unwind::ha3e2192625bb4844
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/panic.rs:142:14
[INFO] [stderr]     30:     0x564e4713fca5 - std::rt::lang_start_internal::hbd6687884d030770
[INFO] [stderr]                                  at /rustc/e6e4f7ed1589e03bc2f6c5931c1a72e7947e8682/library/std/src/rt.rs:148:20
[INFO] [stderr]     31:     0x564e470b9cd7 - std::rt::lang_start::h3e99974d81175308
[INFO] [stderr]     32:     0x564e470bab55 - main
[INFO] [stderr]     33:     0x7fe87cd71d90 - <unknown>
[INFO] [stderr]     34:     0x7fe87cd71e40 - __libc_start_main
[INFO] [stderr]     35:     0x564e470b9a25 - _start
[INFO] [stderr]     36:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "0ef66086d038b526fd7eabeb37446fae688b5a1a5129f566e232c31288d6713b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ef66086d038b526fd7eabeb37446fae688b5a1a5129f566e232c31288d6713b", kill_on_drop: false }`
[INFO] [stdout] 0ef66086d038b526fd7eabeb37446fae688b5a1a5129f566e232c31288d6713b
