[INFO] cloning repository https://github.com/saschat/tabula_rasa
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/saschat/tabula_rasa" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaschat%2Ftabula_rasa", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaschat%2Ftabula_rasa'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b19cf689deeeaf596ac1d5abfa1394f320ae1d7c
[INFO] checking saschat/tabula_rasa against beta for pr-78714
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsaschat%2Ftabula_rasa" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/saschat/tabula_rasa on toolchain beta
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/saschat/tabula_rasa
[INFO] finished tweaking git repo https://github.com/saschat/tabula_rasa
[INFO] tweaked toml for git repo https://github.com/saschat/tabula_rasa written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/saschat/tabula_rasa already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b265bcaa05c2acf794caf2ac3ede4f0c6e01c7684e10c4030044b1a5276d6624
[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" "b265bcaa05c2acf794caf2ac3ede4f0c6e01c7684e10c4030044b1a5276d6624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b265bcaa05c2acf794caf2ac3ede4f0c6e01c7684e10c4030044b1a5276d6624", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b265bcaa05c2acf794caf2ac3ede4f0c6e01c7684e10c4030044b1a5276d6624", kill_on_drop: false }`
[INFO] [stdout] b265bcaa05c2acf794caf2ac3ede4f0c6e01c7684e10c4030044b1a5276d6624
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "+beta" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87f0a2d9ba20ae3ef58f5eb56fa2a1c06a5be18dc84e8faba8553998ad693da6
[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" "87f0a2d9ba20ae3ef58f5eb56fa2a1c06a5be18dc84e8faba8553998ad693da6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.4
[INFO] [stderr]    Compiling syn v1.0.5
[INFO] [stderr]    Compiling proc-macro-nested v0.1.3
[INFO] [stderr]     Checking arc-swap v0.4.3
[INFO] [stderr]     Checking futures-task v0.3.1
[INFO] [stderr]     Checking futures-io v0.3.1
[INFO] [stderr]     Checking pin-project-lite v0.1.2
[INFO] [stderr]     Checking smallvec v1.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking copyless v0.1.4
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling tabula_rasa v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bytestring v0.1.2
[INFO] [stderr]     Checking futures-channel v0.3.1
[INFO] [stderr]    Compiling brotli-sys v0.3.2
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]     Checking miniz_oxide v0.3.5
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking encoding_rs v0.8.20
[INFO] [stderr]     Checking crc32fast v1.2.0
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking getrandom v0.1.12
[INFO] [stderr]     Checking hostname v0.1.5
[INFO] [stderr]     Checking socket2 v0.3.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking backtrace-sys v0.1.31
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking signal-hook-registry v1.1.1
[INFO] [stderr]     Checking threadpool v1.7.1
[INFO] [stderr]     Checking resolv-conf v0.6.2
[INFO] [stderr]     Checking backtrace v0.3.37
[INFO] [stderr] error: failed to run custom build command for `tabula_rasa v0.1.0 (/opt/rustwide/workdir)`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/tabula_rasa-24a7e8b12bf62736/build-script-build` (exit code: 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:7:33
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5608298c97f0 - std::backtrace_rs::backtrace::libunwind::trace::h7cf3ca97bd83fbab
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x5608298c97f0 - std::backtrace_rs::backtrace::trace_unsynchronized::h5a69c674b2d9ea5c
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x5608298c97f0 - std::sys_common::backtrace::_print_fmt::hdf72478dfcb50678
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x5608298c97f0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h1e0bdbb35e83deca
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x5608298e5cdc - core::fmt::write::he67f9b17bcb7ee73
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/fmt/mod.rs:1080
[INFO] [stderr]      5:     0x5608298c77c2 - std::io::Write::write_fmt::hac97d5cb5753e2ec
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/io/mod.rs:1516
[INFO] [stderr]      6:     0x5608298cb91d - std::sys_common::backtrace::_print::haa20918e28a126c5
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x5608298cb91d - std::sys_common::backtrace::print::h49e772a4873d9076
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x5608298cb91d - std::panicking::default_hook::{{closure}}::hb218b305d15e3f11
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:208
[INFO] [stderr]      9:     0x5608298cb5c8 - std::panicking::default_hook::h63997b7b949e1ce0
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:227
[INFO] [stderr]     10:     0x5608298cbfa1 - std::panicking::rust_panic_with_hook::hb54f09ccadf64bd3
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:577
[INFO] [stderr]     11:     0x5608298cbb49 - std::panicking::begin_panic_handler::{{closure}}::h8b43445b254eeb30
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:484
[INFO] [stderr]     12:     0x5608298c9c7c - std::sys_common::backtrace::__rust_end_short_backtrace::hacd691450edfeae0
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x5608298cbb09 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:483
[INFO] [stderr]     14:     0x5608298e4ff1 - core::panicking::panic_fmt::h5b17d4a0e853d0f5
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/panicking.rs:85
[INFO] [stderr]     15:     0x5608298e4e13 - core::option::expect_none_failed::hd08bf36cae411fff
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/option.rs:1234
[INFO] [stderr]     16:     0x5608298b139b - core::result::Result<T,E>::unwrap::h5f12f9593c78c0c1
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/result.rs:973
[INFO] [stderr]     17:     0x5608298b0a2b - build_script_build::main::h48a0a239cb21e2d0
[INFO] [stderr]                                  at /opt/rustwide/workdir/build.rs:5
[INFO] [stderr]     18:     0x5608298afe0b - core::ops::function::FnOnce::call_once::hc3feb9d6d5355cb4
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:227
[INFO] [stderr]     19:     0x5608298b3a8e - std::sys_common::backtrace::__rust_begin_short_backtrace::h1a41d7ca9c846455
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     20:     0x5608298b10a1 - std::rt::lang_start::{{closure}}::hf94057299ced3b55
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:66
[INFO] [stderr]     21:     0x5608298cc3c7 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h908982dfc31b926f
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/core/src/ops/function.rs:259
[INFO] [stderr]     22:     0x5608298cc3c7 - std::panicking::try::do_call::h92777899503b7584
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:381
[INFO] [stderr]     23:     0x5608298cc3c7 - std::panicking::try::h8815656b2b76e792
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panicking.rs:345
[INFO] [stderr]     24:     0x5608298cc3c7 - std::panic::catch_unwind::h112ab81228f50b46
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/panic.rs:382
[INFO] [stderr]     25:     0x5608298cc3c7 - std::rt::lang_start_internal::h1772a706c7575c24
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:51
[INFO] [stderr]     26:     0x5608298b1077 - std::rt::lang_start::he06b6500927f8644
[INFO] [stderr]                                  at /rustc/1219014599fd873fcb640b675d8a662150c74e40/library/std/src/rt.rs:65
[INFO] [stderr]     27:     0x5608298b0aba - main
[INFO] [stderr]     28:     0x7fc81011c0b3 - __libc_start_main
[INFO] [stderr]     29:     0x5608298ae09e - _start
[INFO] [stderr]     30:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "87f0a2d9ba20ae3ef58f5eb56fa2a1c06a5be18dc84e8faba8553998ad693da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87f0a2d9ba20ae3ef58f5eb56fa2a1c06a5be18dc84e8faba8553998ad693da6", kill_on_drop: false }`
[INFO] [stdout] 87f0a2d9ba20ae3ef58f5eb56fa2a1c06a5be18dc84e8faba8553998ad693da6