[INFO] fetching crate s2tw 1.0.10...
[INFO] checking s2tw-1.0.10 against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] extracting crate s2tw 1.0.10 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate s2tw 1.0.10 on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate s2tw 1.0.10
[INFO] finished tweaking crates.io crate s2tw 1.0.10
[INFO] tweaked toml for crates.io crate s2tw 1.0.10 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate s2tw 1.0.10 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "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] ae02a2afda4a5699556b61c0f34283786916b74eafb44373f9f351851358d2f0
[INFO] running `Command { std: "docker" "start" "-a" "ae02a2afda4a5699556b61c0f34283786916b74eafb44373f9f351851358d2f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ae02a2afda4a5699556b61c0f34283786916b74eafb44373f9f351851358d2f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae02a2afda4a5699556b61c0f34283786916b74eafb44373f9f351851358d2f0", kill_on_drop: false }`
[INFO] [stdout] ae02a2afda4a5699556b61c0f34283786916b74eafb44373f9f351851358d2f0
[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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06d32c7896da7e39db914fabc4b77d98828e601bfe067b39a4b28e99e77611cf
[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" "06d32c7896da7e39db914fabc4b77d98828e601bfe067b39a4b28e99e77611cf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]     Checking unicode-xid v0.2.0
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking starts-ends-with-caseless v0.5.3
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking concat-with v0.2.0
[INFO] [stderr]    Compiling opencc-rust v1.1.0
[INFO] [stderr]     Checking path-dedot v3.0.0
[INFO] [stderr]     Checking path-absolutize v3.0.0
[INFO] [stderr] error: failed to run custom build command for `opencc-rust v1.1.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/opencc-rust-d4ab2f79a389e4ea/build-script-build` (exit code: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rerun-if-env-changed=OPENCC_LIB_DIRS
[INFO] [stderr]   cargo:rerun-if-env-changed=OPENCC_DIR
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Failure { command: "\"pkg-config\" \"--libs\" \"--cflags\" \"opencc\" \"opencc >= 1.1.0\"", output: Output { status: ExitStatus(ExitStatus(256)), stdout: "", stderr: "Package opencc was not found in the pkg-config search path.\nPerhaps you should add the directory containing `opencc.pc\'\nto the PKG_CONFIG_PATH environment variable\nNo package \'opencc\' found\nPackage opencc was not found in the pkg-config search path.\nPerhaps you should add the directory containing `opencc.pc\'\nto the PKG_CONFIG_PATH environment variable\nNo package \'opencc\' found\n" } }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/opencc-rust-1.1.0/build.rs:145:10
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x5578960c24c0 - std::backtrace_rs::backtrace::libunwind::trace::ha1eabb142084ea37
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/../../backtrace/src/backtrace/libunwind.rs:96
[INFO] [stderr]      1:     0x5578960c24c0 - std::backtrace_rs::backtrace::trace_unsynchronized::hbb8825661d997281
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/../../backtrace/src/backtrace/mod.rs:66
[INFO] [stderr]      2:     0x5578960c24c0 - std::sys_common::backtrace::_print_fmt::h26d850e2f7183914
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:79
[INFO] [stderr]      3:     0x5578960c24c0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h3834b06f68a2b012
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:58
[INFO] [stderr]      4:     0x5578960e101c - core::fmt::write::h3a043650ba7bf668
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/fmt/mod.rs:1117
[INFO] [stderr]      5:     0x5578960bfa15 - std::io::Write::write_fmt::h9c0c8944a1898139
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/io/mod.rs:1510
[INFO] [stderr]      6:     0x5578960c46f0 - std::sys_common::backtrace::_print::h693c0c2cc41d4d10
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:61
[INFO] [stderr]      7:     0x5578960c46f0 - std::sys_common::backtrace::print::h213be73e5670b8ea
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:48
[INFO] [stderr]      8:     0x5578960c46f0 - std::panicking::default_hook::{{closure}}::h2d49a3361cc4e7ea
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:200
[INFO] [stderr]      9:     0x5578960c443c - std::panicking::default_hook::hd41fbdeba93207ba
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:219
[INFO] [stderr]     10:     0x5578960c4d53 - std::panicking::rust_panic_with_hook::hcab398664b4bd473
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:569
[INFO] [stderr]     11:     0x5578960c4929 - std::panicking::begin_panic_handler::{{closure}}::h7512c6f2998ba93d
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:476
[INFO] [stderr]     12:     0x5578960c292c - std::sys_common::backtrace::__rust_end_short_backtrace::h1a25d7e7e1864d3d
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:153
[INFO] [stderr]     13:     0x5578960c48e9 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:475
[INFO] [stderr]     14:     0x5578960e0421 - core::panicking::panic_fmt::h019ad16a92ccd092
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/panicking.rs:85
[INFO] [stderr]     15:     0x5578960e0243 - core::option::expect_none_failed::h7135ba2fdb185931
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/option.rs:1274
[INFO] [stderr]     16:     0x557896074e4a - core::result::Result<T,E>::unwrap::h2cba6537a6d03019
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/result.rs:1005
[INFO] [stderr]     17:     0x557896073a51 - build_script_build::run_pkg_config::h977bf0c7f6dadc47
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/opencc-rust-1.1.0/build.rs:141
[INFO] [stderr]     18:     0x557896072226 - build_script_build::find_opencc_lib_dirs::{{closure}}::hfa44240de4d101c3
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/opencc-rust-1.1.0/build.rs:78
[INFO] [stderr]     19:     0x5578960754c8 - core::result::Result<T,E>::or_else::h6fe6899848936ecf
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/result.rs:799
[INFO] [stderr]     20:     0x557896071e5a - build_script_build::find_opencc_lib_dirs::h65c3b2c74b2e424b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/opencc-rust-1.1.0/build.rs:75
[INFO] [stderr]     21:     0x557896070b74 - build_script_build::main::he788b40baf3d96cc
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/opencc-rust-1.1.0/build.rs:18
[INFO] [stderr]     22:     0x55789607f80b - core::ops::function::FnOnce::call_once::h072e61e7a69891c9
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/ops/function.rs:233
[INFO] [stderr]     23:     0x557896077abe - std::sys_common::backtrace::__rust_begin_short_backtrace::h34efc478e5ad3171
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/sys_common/backtrace.rs:137
[INFO] [stderr]     24:     0x55789607f431 - std::rt::lang_start::{{closure}}::hb6770d62a9bf2d5f
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/rt.rs:66
[INFO] [stderr]     25:     0x5578960c5162 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hde9814ae740a85dc
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/core/src/ops/function.rs:265
[INFO] [stderr]     26:     0x5578960c5162 - std::panicking::try::do_call::h3026bab8cd7540d7
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:373
[INFO] [stderr]     27:     0x5578960c5162 - std::panicking::try::h852bb5e5a66f7f84
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panicking.rs:337
[INFO] [stderr]     28:     0x5578960c5162 - std::panic::catch_unwind::hfeb0f3dddf7c6a72
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/panic.rs:394
[INFO] [stderr]     29:     0x5578960c5162 - std::rt::lang_start_internal::h32f0ac6e87476559
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/rt.rs:51
[INFO] [stderr]     30:     0x55789607f407 - std::rt::lang_start::hae0fcb1149a206d4
[INFO] [stderr]                                  at /rustc/5e3f1b148db5bfa27fee52464ae1f5d34c49d77b/library/std/src/rt.rs:65
[INFO] [stderr]     31:     0x557896073dfa - main
[INFO] [stderr]     32:     0x7f0a8ec570b3 - __libc_start_main
[INFO] [stderr]     33:     0x55789606c0be - _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" "06d32c7896da7e39db914fabc4b77d98828e601bfe067b39a4b28e99e77611cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06d32c7896da7e39db914fabc4b77d98828e601bfe067b39a4b28e99e77611cf", kill_on_drop: false }`
[INFO] [stdout] 06d32c7896da7e39db914fabc4b77d98828e601bfe067b39a4b28e99e77611cf