[INFO] cloning repository https://github.com/fluxlinkage/rust-copt-solver
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fluxlinkage/rust-copt-solver" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffluxlinkage%2Frust-copt-solver", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffluxlinkage%2Frust-copt-solver'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 54d3c69b5fa377be90296a6a103f8910f9204ee2
[INFO] building fluxlinkage/rust-copt-solver against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffluxlinkage%2Frust-copt-solver" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fluxlinkage/rust-copt-solver
[INFO] finished tweaking git repo https://github.com/fluxlinkage/rust-copt-solver
[INFO] tweaked toml for git repo https://github.com/fluxlinkage/rust-copt-solver written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fluxlinkage/rust-copt-solver on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fluxlinkage/rust-copt-solver 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" "+58b1b3c5342a414c161338871f8004258ccef2a7" "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] building fluxlinkage/rust-copt-solver against try#58b1b3c5342a414c161338871f8004258ccef2a7 for pr-149937
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffluxlinkage%2Frust-copt-solver" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/fluxlinkage/rust-copt-solver
[INFO] finished tweaking git repo https://github.com/fluxlinkage/rust-copt-solver
[INFO] tweaked toml for git repo https://github.com/fluxlinkage/rust-copt-solver written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/fluxlinkage/rust-copt-solver on toolchain 58b1b3c5342a414c161338871f8004258ccef2a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/fluxlinkage/rust-copt-solver 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" "+58b1b3c5342a414c161338871f8004258ccef2a7" "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 clippy v0.0.302
[INFO] [stderr]   Downloaded term v0.5.2
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b760cfdb612790e60675321fce9a3806bfc187fa65fe99dadbf39bcb56ad1b78
[INFO] running `Command { std: "docker" "start" "-a" "b760cfdb612790e60675321fce9a3806bfc187fa65fe99dadbf39bcb56ad1b78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b760cfdb612790e60675321fce9a3806bfc187fa65fe99dadbf39bcb56ad1b78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b760cfdb612790e60675321fce9a3806bfc187fa65fe99dadbf39bcb56ad1b78", kill_on_drop: false }`
[INFO] [stdout] b760cfdb612790e60675321fce9a3806bfc187fa65fe99dadbf39bcb56ad1b78
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+58b1b3c5342a414c161338871f8004258ccef2a7" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 403e71d878cabf01b344d4917dcb97465d0e170ee1bc66abdfa3f590c3a2b976
[INFO] running `Command { std: "docker" "start" "-a" "403e71d878cabf01b344d4917dcb97465d0e170ee1bc66abdfa3f590c3a2b976", kill_on_drop: false }`
[INFO] [stderr]    Compiling copt-sys v0.1.0 (/opt/rustwide/workdir/copt-sys)
[INFO] [stderr] error: failed to run custom build command for `copt-sys v0.1.0 (/opt/rustwide/workdir/copt-sys)`
[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/copt-sys-3f7d36da621c908c/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr] 
[INFO] [stderr]   thread 'main' (53) panicked at copt-sys/build.rs:6:35:
[INFO] [stderr]   failed to retrieve the value of COPT_HOME: NotPresent
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x56db916ef872 - std[42cfb3e4170ecfea]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]      1:     0x56db916ef872 - std[42cfb3e4170ecfea]::backtrace_rs::backtrace::trace_unsynchronized::<std[42cfb3e4170ecfea]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]      2:     0x56db916ef872 - std[42cfb3e4170ecfea]::sys::backtrace::_print_fmt
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/sys/backtrace.rs:68:9
[INFO] [stderr]      3:     0x56db916ef872 - <<std[42cfb3e4170ecfea]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[3effd42582ceaf9c]::fmt::Display>::fmt
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/sys/backtrace.rs:38:26
[INFO] [stderr]      4:     0x56db91700697 - <core[3effd42582ceaf9c]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]      5:     0x56db91700697 - core[3effd42582ceaf9c]::fmt::write
[INFO] [stderr]      6:     0x56db916f3a16 - std[42cfb3e4170ecfea]::io::default_write_fmt::<std[42cfb3e4170ecfea]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/io/mod.rs:614:11
[INFO] [stderr]      7:     0x56db916f3a16 - <std[42cfb3e4170ecfea]::sys::stdio::unix::Stderr as std[42cfb3e4170ecfea]::io::Write>::write_fmt
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/io/mod.rs:1969:13
[INFO] [stderr]      8:     0x56db916da63f - <std[42cfb3e4170ecfea]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/sys/backtrace.rs:41:9
[INFO] [stderr]      9:     0x56db916da63f - std[42cfb3e4170ecfea]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/panicking.rs:292:27
[INFO] [stderr]     10:     0x56db916eba31 - std[42cfb3e4170ecfea]::panicking::default_hook
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/panicking.rs:319:9
[INFO] [stderr]     11:     0x56db916ebbeb - std[42cfb3e4170ecfea]::panicking::panic_with_hook
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/panicking.rs:825:13
[INFO] [stderr]     12:     0x56db916da6f8 - std[42cfb3e4170ecfea]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/panicking.rs:698:13
[INFO] [stderr]     13:     0x56db916cfb09 - std[42cfb3e4170ecfea]::sys::backtrace::__rust_end_short_backtrace::<std[42cfb3e4170ecfea]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/sys/backtrace.rs:176:18
[INFO] [stderr]     14:     0x56db916db05d - __rustc[3e12d0338d47dec3]::rust_begin_unwind
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/panicking.rs:689:5
[INFO] [stderr]     15:     0x56db91700cdc - core[3effd42582ceaf9c]::panicking::panic_fmt
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/core/src/panicking.rs:80:14
[INFO] [stderr]     16:     0x56db91700ab2 - core[3effd42582ceaf9c]::result::unwrap_failed
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/core/src/result.rs:1867:5
[INFO] [stderr]     17:     0x56db916c3d24 - <core[3effd42582ceaf9c]::result::Result<alloc[fcb219acf5bda924]::string::String, std[42cfb3e4170ecfea]::env::VarError>>::expect
[INFO] [stderr]     18:     0x56db916c3be3 - build_script_build[ebcfef70c8276774]::copt_home
[INFO] [stderr]     19:     0x56db916c3981 - build_script_build[ebcfef70c8276774]::main
[INFO] [stderr]     20:     0x56db916c4823 - <fn() as core[3effd42582ceaf9c]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]     21:     0x56db916c37c6 - std[42cfb3e4170ecfea]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stderr]     22:     0x56db916c3929 - std[42cfb3e4170ecfea]::rt::lang_start::<()>::{closure#0}
[INFO] [stderr]     23:     0x56db916eaf86 - <&dyn core[3effd42582ceaf9c]::ops::function::Fn<(), Output = i32> + core[3effd42582ceaf9c]::panic::unwind_safe::RefUnwindSafe + core[3effd42582ceaf9c]::marker::Sync as core[3effd42582ceaf9c]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/core/src/ops/function.rs:287:21
[INFO] [stderr]     24:     0x56db916eaf86 - std[42cfb3e4170ecfea]::panicking::catch_unwind::do_call::<&dyn core[3effd42582ceaf9c]::ops::function::Fn<(), Output = i32> + core[3effd42582ceaf9c]::panic::unwind_safe::RefUnwindSafe + core[3effd42582ceaf9c]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/panicking.rs:581:40
[INFO] [stderr]     25:     0x56db916eaf86 - std[42cfb3e4170ecfea]::panicking::catch_unwind::<i32, &dyn core[3effd42582ceaf9c]::ops::function::Fn<(), Output = i32> + core[3effd42582ceaf9c]::panic::unwind_safe::RefUnwindSafe + core[3effd42582ceaf9c]::marker::Sync>
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/panicking.rs:544:19
[INFO] [stderr]     26:     0x56db916eaf86 - std[42cfb3e4170ecfea]::panic::catch_unwind::<&dyn core[3effd42582ceaf9c]::ops::function::Fn<(), Output = i32> + core[3effd42582ceaf9c]::panic::unwind_safe::RefUnwindSafe + core[3effd42582ceaf9c]::marker::Sync, i32>
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/panic.rs:359:14
[INFO] [stderr]     27:     0x56db916eaf86 - std[42cfb3e4170ecfea]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/rt.rs:175:24
[INFO] [stderr]     28:     0x56db916eaf86 - std[42cfb3e4170ecfea]::panicking::catch_unwind::do_call::<std[42cfb3e4170ecfea]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/panicking.rs:581:40
[INFO] [stderr]     29:     0x56db916eaf86 - std[42cfb3e4170ecfea]::panicking::catch_unwind::<isize, std[42cfb3e4170ecfea]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/panicking.rs:544:19
[INFO] [stderr]     30:     0x56db916eaf86 - std[42cfb3e4170ecfea]::panic::catch_unwind::<std[42cfb3e4170ecfea]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/panic.rs:359:14
[INFO] [stderr]     31:     0x56db916eaf86 - std[42cfb3e4170ecfea]::rt::lang_start_internal
[INFO] [stderr]                                  at /rustc/58b1b3c5342a414c161338871f8004258ccef2a7/library/std/src/rt.rs:171:5
[INFO] [stderr]     32:     0x56db916c3531 - std[42cfb3e4170ecfea]::rt::lang_start::<()>
[INFO] [stderr]     33:     0x56db916c4885 - main
[INFO] [stderr]     34:     0x7b3bdc9351ca - <unknown>
[INFO] [stderr]     35:     0x7b3bdc93528b - __libc_start_main
[INFO] [stderr]     36:     0x56db916c3235 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "403e71d878cabf01b344d4917dcb97465d0e170ee1bc66abdfa3f590c3a2b976", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "403e71d878cabf01b344d4917dcb97465d0e170ee1bc66abdfa3f590c3a2b976", kill_on_drop: false }`
[INFO] [stdout] 403e71d878cabf01b344d4917dcb97465d0e170ee1bc66abdfa3f590c3a2b976