[INFO] fetching crate qiniu-ng 0.0.4...
[INFO] checking qiniu-ng-0.0.4 against try#45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4 for pr-83744
[INFO] extracting crate qiniu-ng 0.0.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate qiniu-ng 0.0.4 on toolchain 45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate qiniu-ng 0.0.4
[INFO] finished tweaking crates.io crate qiniu-ng 0.0.4
[INFO] tweaked toml for crates.io crate qiniu-ng 0.0.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate qiniu-ng 0.0.4 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded delegate v0.3.0
[INFO] [stderr]   Downloaded assert-impl v0.1.3
[INFO] [stderr]   Downloaded qiniu-test-utils v0.0.3
[INFO] [stderr]   Downloaded qiniu-with-libcurl v0.0.3
[INFO] [stderr]   Downloaded qiniu-multipart v0.16.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b6103e73bfc489fd99ddeba398eaaeffb201ad560a688c2c1ab231bf8267b40e
[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" "b6103e73bfc489fd99ddeba398eaaeffb201ad560a688c2c1ab231bf8267b40e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b6103e73bfc489fd99ddeba398eaaeffb201ad560a688c2c1ab231bf8267b40e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6103e73bfc489fd99ddeba398eaaeffb201ad560a688c2c1ab231bf8267b40e", kill_on_drop: false }`
[INFO] [stdout] b6103e73bfc489fd99ddeba398eaaeffb201ad560a688c2c1ab231bf8267b40e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 3fee226ff882b511694d64f7a53b1d9fc44e351b56435613678ffb57454425b0
[INFO] running `Command { std: "docker" "start" "-a" "3fee226ff882b511694d64f7a53b1d9fc44e351b56435613678ffb57454425b0", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]     Checking gimli v0.23.0
[INFO] [stderr]    Compiling derive_builder v0.9.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]     Checking rustc-demangle v0.1.18
[INFO] [stderr]     Checking semver-parser v0.7.0
[INFO] [stderr]     Checking object v0.22.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking hex v0.4.2
[INFO] [stderr]     Checking assert-impl v0.1.3
[INFO] [stderr]     Checking tap v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling crossbeam-utils v0.8.0
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling sys-info v0.5.8
[INFO] [stderr]     Checking semver v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking dirs-sys v0.3.5
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]    Compiling rustc_version_runtime v0.1.5
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking crypto-mac v0.7.0
[INFO] [stderr]     Checking rustc_version v0.2.3
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking hmac v0.7.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr] error: failed to run custom build command for `rustc_version_runtime v0.1.5`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/rustc_version_runtime-b9f73338247c74ea/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at 'called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: Other, message: "Read-only file system" }', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:48
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55a74d6870c0 - std::backtrace_rs::backtrace::libunwind::trace::hec7eaac9435d3512
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:90:5
[INFO] [stderr]      1:     0x55a74d6870c0 - std::backtrace_rs::backtrace::trace_unsynchronized::h42791b8fa12b7daa
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55a74d6870c0 - std::sys_common::backtrace::_print_fmt::h3da3ebe04fb665a8
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55a74d6870c0 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::he40bcdde3c4491cd
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55a74d6a4a7f - core::fmt::write::h2c729149c08098ab
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/core/src/fmt/mod.rs:1094:17
[INFO] [stderr]      5:     0x55a74d685195 - std::io::Write::write_fmt::h28e0f2f58b8d7b7e
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/io/mod.rs:1578:15
[INFO] [stderr]      6:     0x55a74d688c5b - std::sys_common::backtrace::_print::h7f0223b1e3d898fc
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55a74d688c5b - std::sys_common::backtrace::print::h58edd634a14c2d4c
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55a74d688c5b - std::panicking::default_hook::{{closure}}::h71657a7591430164
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:208:50
[INFO] [stderr]      9:     0x55a74d68873d - std::panicking::default_hook::hcdf4eb5db072c85b
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:225:9
[INFO] [stderr]     10:     0x55a74d68920d - std::panicking::rust_panic_with_hook::hfb91e961ffb5b8e0
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:591:17
[INFO] [stderr]     11:     0x55a74d688e07 - std::panicking::begin_panic_handler::{{closure}}::h984d540e84311150
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:497:13
[INFO] [stderr]     12:     0x55a74d68755c - std::sys_common::backtrace::__rust_end_short_backtrace::h32354258ff2aecd1
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:141:18
[INFO] [stderr]     13:     0x55a74d688d69 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:493:5
[INFO] [stderr]     14:     0x55a74d652ff1 - core::panicking::panic_fmt::he3827412471ccbb1
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/core/src/panicking.rs:92:14
[INFO] [stderr]     15:     0x55a74d653083 - core::result::unwrap_failed::h6e66654d198da7bd
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/core/src/result.rs:1355:5
[INFO] [stderr]     16:     0x55a74d656d2a - core::result::Result<T,E>::unwrap::hcadb90f4f2d881a6
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/core/src/result.rs:1037:23
[INFO] [stderr]     17:     0x55a74d65425e - build_script_build::main::h0eb9261885ca52a6
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/rustc_version_runtime-0.1.5/build.rs:27:17
[INFO] [stderr]     18:     0x55a74d65542b - core::ops::function::FnOnce::call_once::ha8dbb97a2eb16910
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     19:     0x55a74d65578e - std::sys_common::backtrace::__rust_begin_short_backtrace::h6bc92ee6b655a119
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/sys_common/backtrace.rs:125:18
[INFO] [stderr]     20:     0x55a74d655391 - std::rt::lang_start::{{closure}}::h0a9ec89276e6d1e7
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/rt.rs:66:18
[INFO] [stderr]     21:     0x55a74d68960a - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hd5953dadf0bc8f54
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     22:     0x55a74d68960a - std::panicking::try::do_call::h23b369f1996fb7d4
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:379:40
[INFO] [stderr]     23:     0x55a74d68960a - std::panicking::try::he017ee9ed6bce192
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panicking.rs:343:19
[INFO] [stderr]     24:     0x55a74d68960a - std::panic::catch_unwind::hbfb892340a78b30d
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/panic.rs:431:14
[INFO] [stderr]     25:     0x55a74d68960a - std::rt::lang_start_internal::hce6e4c0ce56abb51
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/rt.rs:51:25
[INFO] [stderr]     26:     0x55a74d655370 - std::rt::lang_start::h1376eab492c2873b
[INFO] [stderr]                                  at /rustc/45d8b6e68beee1c9c1ce92ae258a7e02f8f13aa4/library/std/src/rt.rs:65:5
[INFO] [stderr]     27:     0x55a74d65533c - main
[INFO] [stderr]     28:     0x7f336d3810b3 - __libc_start_main
[INFO] [stderr]     29:     0x55a74d6536ee - _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" "3fee226ff882b511694d64f7a53b1d9fc44e351b56435613678ffb57454425b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fee226ff882b511694d64f7a53b1d9fc44e351b56435613678ffb57454425b0", kill_on_drop: false }`
[INFO] [stdout] 3fee226ff882b511694d64f7a53b1d9fc44e351b56435613678ffb57454425b0