[INFO] cloning repository https://github.com/Stratus51/codingame-fall-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Stratus51/codingame-fall-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStratus51%2Fcodingame-fall-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStratus51%2Fcodingame-fall-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 69cfbfad555e6f9a07785b715e56e0a0c2196611
[INFO] testing Stratus51/codingame-fall-2020 against master#5d5ff84130da0d74c6ece368dbe821d8f83fa526 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FStratus51%2Fcodingame-fall-2020" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Stratus51/codingame-fall-2020 on toolchain 5d5ff84130da0d74c6ece368dbe821d8f83fa526
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Stratus51/codingame-fall-2020
[INFO] finished tweaking git repo https://github.com/Stratus51/codingame-fall-2020
[INFO] tweaked toml for git repo https://github.com/Stratus51/codingame-fall-2020 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/Stratus51/codingame-fall-2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] daf9c6f12f2f59525837323e87aa4cca4f8227b19e70856d538934e9a61fb6bd
[INFO] running `Command { std: "docker" "start" "-a" "daf9c6f12f2f59525837323e87aa4cca4f8227b19e70856d538934e9a61fb6bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "daf9c6f12f2f59525837323e87aa4cca4f8227b19e70856d538934e9a61fb6bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf9c6f12f2f59525837323e87aa4cca4f8227b19e70856d538934e9a61fb6bd", kill_on_drop: false }`
[INFO] [stdout] daf9c6f12f2f59525837323e87aa4cca4f8227b19e70856d538934e9a61fb6bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+5d5ff84130da0d74c6ece368dbe821d8f83fa526" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3896e5ce80f98216cb736e72228befe7aa613af1979d96cf184d9d1a39fecc3b
[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" "3896e5ce80f98216cb736e72228befe7aa613af1979d96cf184d9d1a39fecc3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling aho-corasick v0.6.10
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling rustsourcebundler v0.7.0 (https://github.com/lpenz/rust-sourcebundler#f214301d)
[INFO] [stderr]    Compiling codingames_fall_2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: failed to run custom build command for `codingames_fall_2020 v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/codingames_fall_2020-4a801ed189293ac5/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'error creating full.rs: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/git/checkouts/rust-sourcebundler-e2bf6c123a12e416/f214301/src/lib.rs:57:57
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x556ab8de7120 - std::backtrace_rs::backtrace::libunwind::trace::h95fc93571932622e
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x556ab8de7120 - std::backtrace_rs::backtrace::trace_unsynchronized::h4d0b90afc33151fd
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x556ab8de7120 - std::sys_common::backtrace::_print_fmt::h93d302d001a3bf01
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x556ab8de7120 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h7881e3a580134f9a
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x556ab8e02a4c - core::fmt::write::h1857a60b204f1b6a
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/fmt/mod.rs:1078:17
[INFO] [stderr]      5:     0x556ab8de4f32 - std::io::Write::write_fmt::h24485de26f355188
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/io/mod.rs:1519:15
[INFO] [stderr]      6:     0x556ab8de9605 - std::sys_common::backtrace::_print::h3e3f9fed81bc11e9
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x556ab8de9605 - std::sys_common::backtrace::print::hd22ac23fed5071c8
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x556ab8de9605 - std::panicking::default_hook::{{closure}}::h1647bdcf68060e17
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x556ab8de915a - std::panicking::default_hook::hb08853b392b9404b
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x556ab8de9da1 - std::panicking::rust_panic_with_hook::h3624ee29da369ede
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x556ab8de98e7 - std::panicking::begin_panic_handler::{{closure}}::hefcfcedcde6bb6d9
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x556ab8de75dc - std::sys_common::backtrace::__rust_end_short_backtrace::heb130cec93caa706
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x556ab8de9849 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x556ab8e01df1 - core::panicking::panic_fmt::hb15d6f55e8472f62
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x556ab8e01c13 - core::option::expect_none_failed::he492a18657d97593
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/option.rs:1268:5
[INFO] [stderr]     16:     0x556ab8c55389 - core::result::Result<T,E>::expect::h5f586072b3b38b6c
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/result.rs:933:23
[INFO] [stderr]     17:     0x556ab8c4f949 - rustsourcebundler::Bundler::run::ha8a12b613929e4ef
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/git/checkouts/rust-sourcebundler-e2bf6c123a12e416/f214301/src/lib.rs:57:21
[INFO] [stderr]     18:     0x556ab8c4f45e - build_script_build::main::h25df11380738e897
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:10:5
[INFO] [stderr]     19:     0x556ab8c4f1eb - core::ops::function::FnOnce::call_once::h3789bf1f9548047e
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x556ab8c4f39e - std::sys_common::backtrace::__rust_begin_short_backtrace::hf79f9bc459a39b8b
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x556ab8c4f371 - std::rt::lang_start::{{closure}}::h05a7f5ce202e9e5e
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/rt.rs:66:18
[INFO] [stderr]     22:     0x556ab8dea1c7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h194d6aa01fb6b594
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x556ab8dea1c7 - std::panicking::try::do_call::h4ef477456776cccb
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:379:40
[INFO] [stderr]     24:     0x556ab8dea1c7 - std::panicking::try::h7f2121b6bb3bbca4
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panicking.rs:343:19
[INFO] [stderr]     25:     0x556ab8dea1c7 - std::panic::catch_unwind::he974d0ca04309948
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/panic.rs:396:14
[INFO] [stderr]     26:     0x556ab8dea1c7 - std::rt::lang_start_internal::h36e9e78490120b9f
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/rt.rs:51:25
[INFO] [stderr]     27:     0x556ab8c4f347 - std::rt::lang_start::hbed65d3713bca1a3
[INFO] [stderr]                                  at /rustc/5d5ff84130da0d74c6ece368dbe821d8f83fa526/library/std/src/rt.rs:65:5
[INFO] [stderr]     28:     0x556ab8c4f4ca - main
[INFO] [stderr]     29:     0x7f4ce436e0b3 - __libc_start_main
[INFO] [stderr]     30:     0x556ab8c4f0ae - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] running `Command { std: "docker" "inspect" "3896e5ce80f98216cb736e72228befe7aa613af1979d96cf184d9d1a39fecc3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3896e5ce80f98216cb736e72228befe7aa613af1979d96cf184d9d1a39fecc3b", kill_on_drop: false }`
[INFO] [stdout] 3896e5ce80f98216cb736e72228befe7aa613af1979d96cf184d9d1a39fecc3b