[INFO] cloning repository https://github.com/chenhs1641/eggeater
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chenhs1641/eggeater" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenhs1641%2Feggeater", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenhs1641%2Feggeater'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1b943c8fcee856ba5577bedb8313cd7d69a034dc
[INFO] checking chenhs1641/eggeater against try#df1b9bf194c9183fb7c0604484171064069ce232 for pr-149195-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenhs1641%2Feggeater" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chenhs1641/eggeater
[INFO] finished tweaking git repo https://github.com/chenhs1641/eggeater
[INFO] tweaked toml for git repo https://github.com/chenhs1641/eggeater written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chenhs1641/eggeater on toolchain df1b9bf194c9183fb7c0604484171064069ce232
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chenhs1641/eggeater 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" "+df1b9bf194c9183fb7c0604484171064069ce232" "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
[ERROR] error running command: no output for 300 seconds
[INFO] checking chenhs1641/eggeater against try#df1b9bf194c9183fb7c0604484171064069ce232 for pr-149195-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchenhs1641%2Feggeater" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chenhs1641/eggeater
[INFO] finished tweaking git repo https://github.com/chenhs1641/eggeater
[INFO] tweaked toml for git repo https://github.com/chenhs1641/eggeater written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chenhs1641/eggeater on toolchain df1b9bf194c9183fb7c0604484171064069ce232
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chenhs1641/eggeater 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" "+df1b9bf194c9183fb7c0604484171064069ce232" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sexp v1.1.4
[INFO] [stderr]   Downloaded prettydiff v0.6.4
[INFO] [stderr]   Downloaded pad v0.1.6
[INFO] [stderr]   Downloaded rustix v0.37.14
[INFO] [stderr]   Downloaded csv v1.2.1
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1fc6203785127083697ae373210a1455b7839e6f3f63f9ed358a4f900483b5ee
[INFO] running `Command { std: "docker" "start" "-a" "1fc6203785127083697ae373210a1455b7839e6f3f63f9ed358a4f900483b5ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fc6203785127083697ae373210a1455b7839e6f3f63f9ed358a4f900483b5ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fc6203785127083697ae373210a1455b7839e6f3f63f9ed358a4f900483b5ee", kill_on_drop: false }`
[INFO] [stdout] 1fc6203785127083697ae373210a1455b7839e6f3f63f9ed358a4f900483b5ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:29356a839a4d14451438f794ce8414e707d72405f44418718d724d22562fe786" "/opt/rustwide/cargo-home/bin/cargo" "+df1b9bf194c9183fb7c0604484171064069ce232" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 49d44471297aa7596544cba3b8ddd049a960b01bb3abcbdd27ac16d14a2a0820
[INFO] running `Command { std: "docker" "start" "-a" "49d44471297aa7596544cba3b8ddd049a960b01bb3abcbdd27ac16d14a2a0820", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]    Compiling rustix v0.37.14
[INFO] [stderr]     Checking linux-raw-sys v0.3.4
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]    Compiling im v15.1.0
[INFO] [stderr]     Checking rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling diamondback v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking encode_unicode v1.0.0
[INFO] [stderr]     Checking sexp v1.1.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking pad v0.1.6
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.56/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] help: there is a feature with a similar name: `proc_macro_span_file`
[INFO] [stdout]    |
[INFO] [stdout] 92 -     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout] 92 +     feature(proc_macro_span, proc_macro_span_file)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: failed to run custom build command for `diamondback v0.1.0 (/opt/rustwide/workdir)`
[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/diamondback-b0329f133a6bf8ed/build-script-build` (exit status: 101)
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[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (367) panicked at build.rs:91:79:
[INFO] [stderr]   Couldn't open rustc version file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x6183b99730fa - std[9beb240b04826632]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x6183b99730fa - std[9beb240b04826632]::backtrace_rs::backtrace::trace_unsynchronized::<std[9beb240b04826632]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x6183b99730fa - std[9beb240b04826632]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]      3:     0x6183b99730fa - <<std[9beb240b04826632]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[d6cf69fe8bc62db9]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]      4:     0x6183b9984aca - <core[d6cf69fe8bc62db9]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x6183b9984aca - core[d6cf69fe8bc62db9]::fmt::write
[INFO] [stderr]      6:     0x6183b99778a2 - std[9beb240b04826632]::io::default_write_fmt::<std[9beb240b04826632]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/io/mod.rs:639:11
[INFO] [stderr]      7:     0x6183b99778a2 - <std[9beb240b04826632]::sys::stdio::unix::Stderr as std[9beb240b04826632]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]      8:     0x6183b9956e8f - <std[9beb240b04826632]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]      9:     0x6183b9956e8f - std[9beb240b04826632]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x6183b996deb1 - std[9beb240b04826632]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x6183b996e06b - std[9beb240b04826632]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x6183b9956f48 - std[9beb240b04826632]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x6183b994c219 - std[9beb240b04826632]::sys::backtrace::__rust_end_short_backtrace::<std[9beb240b04826632]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]     14:     0x6183b99577ad - __rustc[6453e8571a234bec]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x6183b998513c - core[d6cf69fe8bc62db9]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x6183b9984f12 - core[d6cf69fe8bc62db9]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x6183b993c5f2 - <core[d6cf69fe8bc62db9]::result::Result<std[9beb240b04826632]::fs::File, std[9beb240b04826632]::io::error::Error>>::expect
[INFO] [stderr]     18:     0x6183b9934fb9 - build_script_build[44718990b285b68d]::write_rustc_version
[INFO] [stderr]     19:     0x6183b99374fd - build_script_build[44718990b285b68d]::main
[INFO] [stderr]     20:     0x6183b9938683 - <fn() as core[d6cf69fe8bc62db9]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     21:     0x6183b993e9a6 - std[9beb240b04826632]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     22:     0x6183b9939279 - std[9beb240b04826632]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     23:     0x6183b996d236 - <&dyn core[d6cf69fe8bc62db9]::ops::function::Fn<(), Output = i32> + core[d6cf69fe8bc62db9]::marker::Sync + core[d6cf69fe8bc62db9]::panic::unwind_safe::RefUnwindSafe as core[d6cf69fe8bc62db9]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x6183b996d236 - std[9beb240b04826632]::panicking::catch_unwind::do_call::<&dyn core[d6cf69fe8bc62db9]::ops::function::Fn<(), Output = i32> + core[d6cf69fe8bc62db9]::marker::Sync + core[d6cf69fe8bc62db9]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/panicking.rs:581:40
[INFO] [stderr]     25:     0x6183b996d236 - std[9beb240b04826632]::panicking::catch_unwind::<i32, &dyn core[d6cf69fe8bc62db9]::ops::function::Fn<(), Output = i32> + core[d6cf69fe8bc62db9]::marker::Sync + core[d6cf69fe8bc62db9]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/panicking.rs:544:19
[INFO] [stderr]     26:     0x6183b996d236 - std[9beb240b04826632]::panic::catch_unwind::<&dyn core[d6cf69fe8bc62db9]::ops::function::Fn<(), Output = i32> + core[d6cf69fe8bc62db9]::marker::Sync + core[d6cf69fe8bc62db9]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x6183b996d236 - std[9beb240b04826632]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x6183b996d236 - std[9beb240b04826632]::panicking::catch_unwind::do_call::<std[9beb240b04826632]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/panicking.rs:581:40
[INFO] [stderr]     29:     0x6183b996d236 - std[9beb240b04826632]::panicking::catch_unwind::<isize, std[9beb240b04826632]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/panicking.rs:544:19
[INFO] [stderr]     30:     0x6183b996d236 - std[9beb240b04826632]::panic::catch_unwind::<std[9beb240b04826632]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x6183b996d236 - std[9beb240b04826632]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/df1b9bf194c9183fb7c0604484171064069ce232/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x6183b9938f31 - std[9beb240b04826632]::rt::lang_start::<()>
[INFO] [stderr]     33:     0x6183b9938865 - main
[INFO] [stderr]     34:     0x7bc057e161ca - <unknown>
[INFO] [stderr]     35:     0x7bc057e1628b - __libc_start_main
[INFO] [stderr]     36:     0x6183b9931d45 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "49d44471297aa7596544cba3b8ddd049a960b01bb3abcbdd27ac16d14a2a0820", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49d44471297aa7596544cba3b8ddd049a960b01bb3abcbdd27ac16d14a2a0820", kill_on_drop: false }`
[INFO] [stdout] 49d44471297aa7596544cba3b8ddd049a960b01bb3abcbdd27ac16d14a2a0820
