[INFO] cloning repository https://github.com/Kushagra-0801/adventofcode-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kushagra-0801/adventofcode-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKushagra-0801%2Fadventofcode-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKushagra-0801%2Fadventofcode-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b6aeebf7d2734872baaaaf9d44c8657fe0934ea4
[INFO] building Kushagra-0801/adventofcode-rs against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKushagra-0801%2Fadventofcode-rs" "/workspace/builds/worker-7/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kushagra-0801/adventofcode-rs on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Kushagra-0801/adventofcode-rs
[INFO] finished tweaking git repo https://github.com/Kushagra-0801/adventofcode-rs
[INFO] tweaked toml for git repo https://github.com/Kushagra-0801/adventofcode-rs written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/Kushagra-0801/adventofcode-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded reqwest v0.10.9
[INFO] [stderr]   Downloaded hyper v0.13.9
[INFO] [stderr]   Downloaded eyre v0.6.3
[INFO] [stderr]   Downloaded async-compression v0.3.6
[INFO] [stderr]   Downloaded standback v0.2.13
[INFO] [stderr]   Downloaded net2 v0.2.36
[INFO] [stderr]   Downloaded color-eyre v0.5.8
[INFO] [stderr]   Downloaded tokio v0.2.23
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 84baf70d4be91fb2098b4bb8e258fa7ac66f6ff622bb7e25c58ba503b05377ce
[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" "84baf70d4be91fb2098b4bb8e258fa7ac66f6ff622bb7e25c58ba503b05377ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "84baf70d4be91fb2098b4bb8e258fa7ac66f6ff622bb7e25c58ba503b05377ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84baf70d4be91fb2098b4bb8e258fa7ac66f6ff622bb7e25c58ba503b05377ce", kill_on_drop: false }`
[INFO] [stdout] 84baf70d4be91fb2098b4bb8e258fa7ac66f6ff622bb7e25c58ba503b05377ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e0d66b87fab6d6fc078b97817d80c2fb7f942dbad52e2e2a592a30b35a85926
[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" "3e0d66b87fab6d6fc078b97817d80c2fb7f942dbad52e2e2a592a30b35a85926", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling pin-project-lite v0.2.0
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling pin-project-lite v0.1.11
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling adler v0.2.3
[INFO] [stderr]    Compiling const_fn v0.4.3
[INFO] [stderr]    Compiling crc32fast v1.2.1
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling futures-sink v0.3.8
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling try-lock v0.2.3
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling httpdate v0.3.2
[INFO] [stderr]    Compiling eyre v0.6.3
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling encoding_rs v0.8.26
[INFO] [stderr]    Compiling gimli v0.23.0
[INFO] [stderr]    Compiling tower-service v0.3.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling object v0.22.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling indenter v0.3.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.18
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling aoc-2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling owo-colors v1.1.3
[INFO] [stderr]    Compiling ipnet v2.3.0
[INFO] [stderr]    Compiling dotenv v0.15.0
[INFO] [stderr]    Compiling tracing-core v0.1.17
[INFO] [stderr]    Compiling sharded-slab v0.1.0
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling form_urlencoded v1.0.0
[INFO] [stderr]    Compiling tinyvec v1.1.0
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling foreign-types v0.3.2
[INFO] [stderr]    Compiling http v0.2.1
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr] error: failed to run custom build command for `aoc-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/aoc-2020-b55e416b3850ddaf/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-changed=build.rs
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'Cannot write to src/init.rs: Os { code: 30, kind: Other, message: "Read-only file system" }', build.rs:90:40
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55ab4a70e410 - std::backtrace_rs::backtrace::libunwind::trace::hdcf4f90f85129e83
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55ab4a70e410 - std::backtrace_rs::backtrace::trace_unsynchronized::h2669e30cb82f6732
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55ab4a70e410 - std::sys_common::backtrace::_print_fmt::hfbda19e17f6db318
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55ab4a70e410 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1a8751bf59281272
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55ab4a728dbf - core::fmt::write::h7aa6cd0067dca82a
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x55ab4a70c675 - std::io::Write::write_fmt::hd7dd3a1df9b6befb
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/io/mod.rs:1584:15
[INFO] [stderr]      6:     0x55ab4a71004b - std::sys_common::backtrace::_print::h551e9ec8a9fa8106
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55ab4a71004b - std::sys_common::backtrace::print::ha4b1c5e95fa040b3
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55ab4a71004b - std::panicking::default_hook::{{closure}}::h0b34c9ab7fb9f857
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55ab4a70fb2d - std::panicking::default_hook::h3067e8318decd17a
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55ab4a7105fd - std::panicking::rust_panic_with_hook::h81b8facc50f34daa
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55ab4a7101f7 - std::panicking::begin_panic_handler::{{closure}}::ha376ab85d95a000e
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55ab4a70e8cc - std::sys_common::backtrace::__rust_end_short_backtrace::h6795c8afdd1a77e6
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55ab4a710159 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55ab4a6f2fa1 - core::panicking::panic_fmt::hbe99dddd3092ba3c
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55ab4a6f3033 - core::result::unwrap_failed::hf79563fef9d11ab8
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/core/src/result.rs:1355:5
[INFO] [stderr]     16:     0x55ab4a6fd6b0 - core::result::Result<T,E>::expect::h42ac9b5217929e3c
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/core/src/result.rs:997:23
[INFO] [stderr]     17:     0x55ab4a6f961d - build_script_build::add_year_in_init::h9d14e5bafc37ac01
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:90:5
[INFO] [stderr]     18:     0x55ab4a6f8546 - build_script_build::main::ha9412a57a7aa2cc3
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:23:5
[INFO] [stderr]     19:     0x55ab4a6fd24b - core::ops::function::FnOnce::call_once::hf5d938df1fd4ac41
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x55ab4a6fd13e - std::sys_common::backtrace::__rust_begin_short_backtrace::hb90f222531cca81c
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     21:     0x55ab4a6fb051 - std::rt::lang_start::{{closure}}::h852e9d90b867a9e7
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/rt.rs:49:18
[INFO] [stderr]     22:     0x55ab4a7109fa - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h3b8c329143d7638a
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x55ab4a7109fa - std::panicking::try::do_call::h4b72c261b4eefc1b
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:379:40
[INFO] [stderr]     24:     0x55ab4a7109fa - std::panicking::try::h703d31b7896cbd49
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panicking.rs:343:19
[INFO] [stderr]     25:     0x55ab4a7109fa - std::panic::catch_unwind::h37cad9b35388a915
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/panic.rs:431:14
[INFO] [stderr]     26:     0x55ab4a7109fa - std::rt::lang_start_internal::hab5a8a909af4f90e
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/rt.rs:34:21
[INFO] [stderr]     27:     0x55ab4a6fb030 - std::rt::lang_start::hf3108563689943d3
[INFO] [stderr]                                  at /rustc/881c1ac408d93bb7adaa3a51dabab9266e82eee8/library/std/src/rt.rs:48:5
[INFO] [stderr]     28:     0x55ab4a6f96ec - main
[INFO] [stderr]     29:     0x7f52c027b0b3 - __libc_start_main
[INFO] [stderr]     30:     0x55ab4a6f369e - _start
[INFO] [stderr]     31:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "3e0d66b87fab6d6fc078b97817d80c2fb7f942dbad52e2e2a592a30b35a85926", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e0d66b87fab6d6fc078b97817d80c2fb7f942dbad52e2e2a592a30b35a85926", kill_on_drop: false }`
[INFO] [stdout] 3e0d66b87fab6d6fc078b97817d80c2fb7f942dbad52e2e2a592a30b35a85926
