[INFO] cloning repository https://github.com/lethe2211/iron_sample
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lethe2211/iron_sample" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flethe2211%2Firon_sample", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flethe2211%2Firon_sample'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b37506d0d519b2e9ef4de3e7c98875816673a6ea
[INFO] checking lethe2211/iron_sample against master#3139ff09e9d07f7700f8d15ed25a231e29c43627 for pr-121848-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flethe2211%2Firon_sample" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lethe2211/iron_sample on toolchain 3139ff09e9d07f7700f8d15ed25a231e29c43627
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3139ff09e9d07f7700f8d15ed25a231e29c43627" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lethe2211/iron_sample
[INFO] finished tweaking git repo https://github.com/lethe2211/iron_sample
[INFO] tweaked toml for git repo https://github.com/lethe2211/iron_sample written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lethe2211/iron_sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3139ff09e9d07f7700f8d15ed25a231e29c43627" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking lethe2211/iron_sample against try#a2cff3b7a9661c90ec0d581d3f3a69bb97c11138 for pr-121848-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flethe2211%2Firon_sample" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lethe2211/iron_sample on toolchain a2cff3b7a9661c90ec0d581d3f3a69bb97c11138
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lethe2211/iron_sample
[INFO] finished tweaking git repo https://github.com/lethe2211/iron_sample
[INFO] tweaked toml for git repo https://github.com/lethe2211/iron_sample written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lethe2211/iron_sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking lethe2211/iron_sample against try#a2cff3b7a9661c90ec0d581d3f3a69bb97c11138 for pr-121848-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flethe2211%2Firon_sample" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lethe2211/iron_sample on toolchain a2cff3b7a9661c90ec0d581d3f3a69bb97c11138
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lethe2211/iron_sample
[INFO] finished tweaking git repo https://github.com/lethe2211/iron_sample
[INFO] tweaked toml for git repo https://github.com/lethe2211/iron_sample written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/lethe2211/iron_sample already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde v1.0.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd4cc283226976c990337101329747f46e5c605a0083542e4efaea1516204b99
[INFO] running `Command { std: "docker" "start" "-a" "cd4cc283226976c990337101329747f46e5c605a0083542e4efaea1516204b99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd4cc283226976c990337101329747f46e5c605a0083542e4efaea1516204b99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd4cc283226976c990337101329747f46e5c605a0083542e4efaea1516204b99", kill_on_drop: false }`
[INFO] [stdout] cd4cc283226976c990337101329747f46e5c605a0083542e4efaea1516204b99
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/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" "RUSTDOCFLAGS=--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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+a2cff3b7a9661c90ec0d581d3f3a69bb97c11138" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 46737101d7a8bbe05a542b8d169af77ae908368c77bde328cc5a4c6e1dd559b6
[INFO] running `Command { std: "docker" "start" "-a" "46737101d7a8bbe05a542b8d169af77ae908368c77bde328cc5a4c6e1dd559b6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking libc v0.2.22
[INFO] [stderr]     Checking traitobject v0.1.0
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]     Checking matches v0.1.4
[INFO] [stderr]    Compiling gcc v0.3.45
[INFO] [stderr]     Checking unicode-normalization v0.1.4
[INFO] [stderr]     Checking log v0.3.7
[INFO] [stderr]     Checking unicode-bidi v0.2.5
[INFO] [stderr]     Checking lazy_static v0.2.8
[INFO] [stderr]    Compiling rustc_version v0.1.7
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking typeable v0.1.2
[INFO] [stderr]     Checking num_cpus v1.4.0
[INFO] [stderr]     Checking time v0.1.37
[INFO] [stderr]    Compiling unicase v1.4.0
[INFO] [stderr]    Compiling hyper v0.10.9
[INFO] [stderr]     Checking mime v0.2.3
[INFO] [stderr]     Checking unsafe-any v0.4.1
[INFO] [stderr]    Compiling openssl v0.9.11
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/alloc/src/borrow.rs:179:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking httparse v1.2.2
[INFO] [stderr]     Checking language-tags v0.2.2
[INFO] [stderr]     Checking typemap v0.3.3
[INFO] [stderr]     Checking bitflags v0.8.2
[INFO] [stderr]     Checking foreign-types v0.2.0
[INFO] [stderr]     Checking error v0.1.9
[INFO] [stderr]     Checking plugin v0.2.6
[INFO] [stderr]     Checking modifier v0.1.0
[INFO] [stderr]     Checking dtoa v0.4.1
[INFO] [stderr]    Compiling openssl-sys v0.9.11
[INFO] [stderr]     Checking antidote v1.0.0
[INFO] [stderr]     Checking itoa v0.3.1
[INFO] [stderr]     Checking route-recognizer v0.1.12
[INFO] [stderr]     Checking num-traits v0.1.37
[INFO] [stderr]     Checking serde v1.0.2
[INFO] [stderr]     Checking idna v0.1.1
[INFO] [stderr] error: failed to run custom build command for `openssl-sys v0.9.11`
[INFO] [stderr] note: To improve backtraces for build dependencies, set the CARGO_PROFILE_DEV_BUILD_OVERRIDE_DEBUG=true environment variable to enable debug information generation.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/openssl-sys-281ae2e20edee9c7/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   cargo:rustc-link-lib=ssl
[INFO] [stderr]   cargo:rustc-link-lib=crypto
[INFO] [stderr]   OPT_LEVEL = Some("0")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CC_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CC_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CC = None
[INFO] [stderr]   CC = None
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   TARGET = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   HOST = Some("x86_64-unknown-linux-gnu")
[INFO] [stderr]   CFLAGS_x86_64-unknown-linux-gnu = None
[INFO] [stderr]   CFLAGS_x86_64_unknown_linux_gnu = None
[INFO] [stderr]   HOST_CFLAGS = None
[INFO] [stderr]   CFLAGS = None
[INFO] [stderr]   PROFILE = Some("debug")
[INFO] [stderr]   running: "cc" "-O0" "-ffunction-sections" "-fdata-sections" "-fPIC" "-g" "-m64" "-E" "/opt/rustwide/target/debug/build/openssl-sys-4200d91792875156/out/expando.c"
[INFO] [stderr]   ExitStatus(unix_wait_status(0))
[INFO] [stderr]   cargo:rustc-cfg=osslconf="OPENSSL_NO_SSL3_METHOD"
[INFO] [stderr]   cargo:conf=OPENSSL_NO_SSL3_METHOD
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   thread 'main' panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/openssl-sys-0.9.11/build.rs:326:9:
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   This crate is only compatible with OpenSSL 1.0.1, 1.0.2, and 1.1.0, or LibreSSL,
[INFO] [stderr]   but a different version of OpenSSL was found. The build is now aborting due to
[INFO] [stderr]   this version mismatch.
[INFO] [stderr] 
[INFO] [stderr] 
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55ecb5baab8d - std::backtrace_rs::backtrace::libunwind::trace::ha5969a904a33bb90
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stderr]      1:     0x55ecb5baab8d - std::backtrace_rs::backtrace::trace_unsynchronized::hd5776ddfe3d88e18
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55ecb5baab8d - std::sys::backtrace::_print_fmt::h40e16c775082775c
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/sys/backtrace.rs:66:9
[INFO] [stderr]      3:     0x55ecb5baab8d - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h8a136a8d3f9437ae
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/sys/backtrace.rs:39:26
[INFO] [stderr]      4:     0x55ecb5bce02b - core::fmt::rt::Argument::fmt::hab069730761f457f
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/core/src/fmt/rt.rs:173:76
[INFO] [stderr]      5:     0x55ecb5bce02b - core::fmt::write::h24caf6616970278c
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/core/src/fmt/mod.rs:1178:21
[INFO] [stderr]      6:     0x55ecb5ba7753 - std::io::Write::write_fmt::h1ba8b8cd63d86b5d
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/io/mod.rs:1823:15
[INFO] [stderr]      7:     0x55ecb5babf62 - std::sys::backtrace::BacktraceLock::print::hc6ace554074ce41c
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/sys/backtrace.rs:42:9
[INFO] [stderr]      8:     0x55ecb5babf62 - std::panicking::default_hook::{{closure}}::hb38d1f8d4022d0b2
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/panicking.rs:266:22
[INFO] [stderr]      9:     0x55ecb5babbce - std::panicking::default_hook::h16566526d9689648
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/panicking.rs:293:9
[INFO] [stderr]     10:     0x55ecb5bac85f - std::panicking::rust_panic_with_hook::h918d6d22f8d9c0a5
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/panicking.rs:797:13
[INFO] [stderr]     11:     0x55ecb5b757ca - std::panicking::begin_panic::{{closure}}::h3d6e78971bf78823
[INFO] [stderr]     12:     0x55ecb5b7b6ea - std::sys::backtrace::__rust_end_short_backtrace::h92c49b31fbad32f2
[INFO] [stderr]     13:     0x55ecb5b7577b - std::panicking::begin_panic::hdb68613e99beb29a
[INFO] [stderr]     14:     0x55ecb5b54508 - build_script_build::validate_headers::h5e8ebbff1c91960d
[INFO] [stderr]     15:     0x55ecb5b535df - build_script_build::try_pkg_config::h5f1baf0bed475f52
[INFO] [stderr]     16:     0x55ecb5b52637 - build_script_build::find_openssl_dir::h7c500bb95453d3df
[INFO] [stderr]     17:     0x55ecb5b52408 - build_script_build::main::{{closure}}::h58bff7eca063399e
[INFO] [stderr]     18:     0x55ecb5b4e9a3 - core::option::Option<T>::unwrap_or_else::h2c3b9d1e58bca09c
[INFO] [stderr]     19:     0x55ecb5b5155b - build_script_build::main::hed97ccc4868b2291
[INFO] [stderr]     20:     0x55ecb5b4fde3 - core::ops::function::FnOnce::call_once::h7b9a002c45c669b5
[INFO] [stderr]     21:     0x55ecb5b4fbe6 - std::sys::backtrace::__rust_begin_short_backtrace::hcefcb5edcefaa303
[INFO] [stderr]     22:     0x55ecb5b4acd9 - std::rt::lang_start::{{closure}}::h99e51f3007f3ab93
[INFO] [stderr]     23:     0x55ecb5ba3cb0 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::hea30b07ce758743b
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/core/src/ops/function.rs:284:13
[INFO] [stderr]     24:     0x55ecb5ba3cb0 - std::panicking::try::do_call::h7a664f621dc92f3e
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/panicking.rs:554:40
[INFO] [stderr]     25:     0x55ecb5ba3cb0 - std::panicking::try::he4bfd9ecdc2c810b
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/panicking.rs:518:19
[INFO] [stderr]     26:     0x55ecb5ba3cb0 - std::panic::catch_unwind::h428246a4a92cd082
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/panic.rs:345:14
[INFO] [stderr]     27:     0x55ecb5ba3cb0 - std::rt::lang_start_internal::{{closure}}::hb24252db1bf87aff
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/rt.rs:143:48
[INFO] [stderr]     28:     0x55ecb5ba3cb0 - std::panicking::try::do_call::h463a76d9b833189e
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/panicking.rs:554:40
[INFO] [stderr]     29:     0x55ecb5ba3cb0 - std::panicking::try::h2ad326ce43d13116
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/panicking.rs:518:19
[INFO] [stderr]     30:     0x55ecb5ba3cb0 - std::panic::catch_unwind::hb3816f926568e81f
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/panic.rs:345:14
[INFO] [stderr]     31:     0x55ecb5ba3cb0 - std::rt::lang_start_internal::h59f766a045729728
[INFO] [stderr]                                  at /rustc/a2cff3b7a9661c90ec0d581d3f3a69bb97c11138/library/std/src/rt.rs:143:20
[INFO] [stderr]     32:     0x55ecb5b4acb7 - std::rt::lang_start::hb8960694542e5090
[INFO] [stderr]     33:     0x55ecb5b558d5 - main
[INFO] [stderr]     34:     0x7f69b5629d90 - <unknown>
[INFO] [stderr]     35:     0x7f69b5629e40 - __libc_start_main
[INFO] [stderr]     36:     0x55ecb5b43f55 - _start
[INFO] [stderr]     37:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "46737101d7a8bbe05a542b8d169af77ae908368c77bde328cc5a4c6e1dd559b6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "46737101d7a8bbe05a542b8d169af77ae908368c77bde328cc5a4c6e1dd559b6", kill_on_drop: false }`
[INFO] [stdout] 46737101d7a8bbe05a542b8d169af77ae908368c77bde328cc5a4c6e1dd559b6
