[INFO] cloning repository https://github.com/patriksvensson/sokoban
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/patriksvensson/sokoban" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatriksvensson%2Fsokoban", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatriksvensson%2Fsokoban'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3948ddbf702ad8c49e2910f3acab161dfb0f8594
[INFO] checking patriksvensson/sokoban against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpatriksvensson%2Fsokoban" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/patriksvensson/sokoban on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/patriksvensson/sokoban
[INFO] finished tweaking git repo https://github.com/patriksvensson/sokoban
[INFO] tweaked toml for git repo https://github.com/patriksvensson/sokoban written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/patriksvensson/sokoban already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 312f6f7b73188352dc2d5730235f4b6098992115da6398433f8c0fe3ee4c2319
[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" "312f6f7b73188352dc2d5730235f4b6098992115da6398433f8c0fe3ee4c2319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "312f6f7b73188352dc2d5730235f4b6098992115da6398433f8c0fe3ee4c2319", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "312f6f7b73188352dc2d5730235f4b6098992115da6398433f8c0fe3ee4c2319", kill_on_drop: false }`
[INFO] [stdout] 312f6f7b73188352dc2d5730235f4b6098992115da6398433f8c0fe3ee4c2319
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2a0dc0e0f1d7dc9ff2b9367df44d0cd699189a0751bd64e6bf64dd9546355737
[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" "2a0dc0e0f1d7dc9ff2b9367df44d0cd699189a0751bd64e6bf64dd9546355737", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.0.1
[INFO] [stderr]     Checking libc v0.2.36
[INFO] [stderr]    Compiling libloading v0.4.3
[INFO] [stderr]    Compiling khronos_api v2.1.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking rustc-demangle v0.1.6
[INFO] [stderr]     Checking smallvec v0.6.0
[INFO] [stderr]    Compiling sokoban v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling log v0.4.1
[INFO] [stderr]    Compiling x11-dl v2.17.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.16
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling log v0.3.9
[INFO] [stderr] error: failed to run custom build command for `sokoban v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/sokoban-935f5011a040ff54/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 2, kind: NotFound, message: "No such file or directory" }', build.rs:14:43
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x555e1dbac89c - std::backtrace_rs::backtrace::libunwind::trace::h2ab374bc2a3b7023
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x555e1dbac89c - std::backtrace_rs::backtrace::trace_unsynchronized::h128cb5178b04dc46
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x555e1dbac89c - std::sys_common::backtrace::_print_fmt::h5344f9eefca2041f
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x555e1dbac89c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h213003bc5c7acf04
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x555e1dbc82ec - core::fmt::write::h78bf85fc3e93663f
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/fmt/mod.rs:1126:17
[INFO] [stderr]      5:     0x555e1dbaa755 - std::io::Write::write_fmt::he619515c888f21a5
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/io/mod.rs:1667:15
[INFO] [stderr]      6:     0x555e1dbadf90 - std::sys_common::backtrace::_print::hf706674f77848203
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x555e1dbadf90 - std::sys_common::backtrace::print::hf0b6c7a88804ec56
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x555e1dbadf90 - std::panicking::default_hook::{{closure}}::h2dde766cd83a333a
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:210:50
[INFO] [stderr]      9:     0x555e1dbadb47 - std::panicking::default_hook::h501e3b2e134eb149
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:227:9
[INFO] [stderr]     10:     0x555e1dbae644 - std::panicking::rust_panic_with_hook::hc09e869c4cf00885
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:624:17
[INFO] [stderr]     11:     0x555e1dbae120 - std::panicking::begin_panic_handler::{{closure}}::hc2c6d70142458fc8
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:521:13
[INFO] [stderr]     12:     0x555e1dbacd44 - std::sys_common::backtrace::__rust_end_short_backtrace::had58f7c459a1cd6e
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x555e1dbae089 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:517:5
[INFO] [stderr]     14:     0x555e1db94e31 - core::panicking::panic_fmt::hf443e5eeb6cc9eab
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/panicking.rs:103:14
[INFO] [stderr]     15:     0x555e1db94ec3 - core::result::unwrap_failed::h885d3f7beb571353
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/result.rs:1617:5
[INFO] [stderr]     16:     0x555e1db959b6 - core::result::Result<T,E>::unwrap::h5688f5d8732da31e
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/result.rs:1299:23
[INFO] [stderr]     17:     0x555e1db97e61 - build_script_build::main::h343725a8210063d7
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:14:9
[INFO] [stderr]     18:     0x555e1db95f1b - core::ops::function::FnOnce::call_once::h936b74a9b6d76c24
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x555e1db9719e - std::sys_common::backtrace::__rust_begin_short_backtrace::h8a7dfff554f9ee2d
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x555e1db96711 - std::rt::lang_start::{{closure}}::h1bc870eca4490607
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:64:18
[INFO] [stderr]     21:     0x555e1dbaeb4a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hab43eb8ec758341e
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x555e1dbaeb4a - std::panicking::try::do_call::hb667fefd650e964d
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:403:40
[INFO] [stderr]     23:     0x555e1dbaeb4a - std::panicking::try::hc279775c9409768d
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:367:19
[INFO] [stderr]     24:     0x555e1dbaeb4a - std::panic::catch_unwind::hbe8b6ecc84f73073
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panic.rs:133:14
[INFO] [stderr]     25:     0x555e1dbaeb4a - std::rt::lang_start_internal::{{closure}}::hb04fdaef496a162b
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:46:48
[INFO] [stderr]     26:     0x555e1dbaeb4a - std::panicking::try::do_call::habca359de051411d
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:403:40
[INFO] [stderr]     27:     0x555e1dbaeb4a - std::panicking::try::h24c556a6948e0937
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panicking.rs:367:19
[INFO] [stderr]     28:     0x555e1dbaeb4a - std::panic::catch_unwind::h58075d47f5a308d8
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/panic.rs:133:14
[INFO] [stderr]     29:     0x555e1dbaeb4a - std::rt::lang_start_internal::h3d20dc1537d76758
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:46:20
[INFO] [stderr]     30:     0x555e1db966e0 - std::rt::lang_start::h78a52cf4183bf809
[INFO] [stderr]                                  at /rustc/db1fb85cff63ad5fffe435e17128f99f9e1d970c/library/std/src/rt.rs:63:17
[INFO] [stderr]     31:     0x555e1db9829c - main
[INFO] [stderr]     32:     0x7fb076b100b3 - __libc_start_main
[INFO] [stderr]     33:     0x555e1db9558e - _start
[INFO] [stderr]     34:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2a0dc0e0f1d7dc9ff2b9367df44d0cd699189a0751bd64e6bf64dd9546355737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a0dc0e0f1d7dc9ff2b9367df44d0cd699189a0751bd64e6bf64dd9546355737", kill_on_drop: false }`
[INFO] [stdout] 2a0dc0e0f1d7dc9ff2b9367df44d0cd699189a0751bd64e6bf64dd9546355737