[INFO] fetching crate dredge 0.1.1...
[INFO] testing dredge-0.1.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate dredge 0.1.1 into /workspace/builds/worker-40/source
[INFO] validating manifest of crates.io crate dredge 0.1.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dredge 0.1.1
[INFO] finished tweaking crates.io crate dredge 0.1.1
[INFO] tweaked toml for crates.io crate dredge 0.1.1 written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 344a0868a44b795dd9a34f1f842a7ae8425966b7d5424246871a0ee943a55cc2
[INFO] running `Command { std: "docker" "start" "-a" "344a0868a44b795dd9a34f1f842a7ae8425966b7d5424246871a0ee943a55cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "344a0868a44b795dd9a34f1f842a7ae8425966b7d5424246871a0ee943a55cc2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "344a0868a44b795dd9a34f1f842a7ae8425966b7d5424246871a0ee943a55cc2", kill_on_drop: false }`
[INFO] [stdout] 344a0868a44b795dd9a34f1f842a7ae8425966b7d5424246871a0ee943a55cc2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e44d199bcbf0f7dfab3d0e90e2bc900f3d6fc1186f339e9e177dee3dc0db09a
[INFO] running `Command { std: "docker" "start" "-a" "9e44d199bcbf0f7dfab3d0e90e2bc900f3d6fc1186f339e9e177dee3dc0db09a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling ppv-lite86 v0.2.15
[INFO] [stderr]    Compiling termbox-sys v0.2.12
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling bitflags v0.2.1
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr] error: failed to run custom build command for `termbox-sys v0.2.12`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/build/termbox-sys-dabe3a63d1c18cbf/build-script-build` (exit status: 101)
[INFO] [stderr]   --- stdout
[INFO] [stderr]   running: "rm" "-rf" ".termbox"
[INFO] [stderr]   running: "git" "clone" "https://github.com/nsf/termbox" ".termbox"
[INFO] [stderr] 
[INFO] [stderr]   --- stderr
[INFO] [stderr]   fatal: could not create work tree dir '.termbox': Read-only file system
[INFO] [stderr]   thread 'main' panicked at 'assertion failed: cmd.stdout(Stdio::inherit()).stderr(Stdio::inherit()).status().unwrap().success()', /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/termbox-sys-0.2.12/build.rs:91:5
[INFO] [stderr]   stack backtrace:
[INFO] [stderr]      0:     0x55eabd28e85c - std::backtrace_rs::backtrace::libunwind::trace::h7630ba4cba718aa0
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/libunwind.rs:93:5
[INFO] [stderr]      1:     0x55eabd28e85c - std::backtrace_rs::backtrace::trace_unsynchronized::he7498e79c157f5ac
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stderr]      2:     0x55eabd28e85c - std::sys_common::backtrace::_print_fmt::hdaebadaee17bca49
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:67:5
[INFO] [stderr]      3:     0x55eabd28e85c - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h82b0e3aaf8a96140
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:46:22
[INFO] [stderr]      4:     0x55eabd2ac39c - core::fmt::write::h72801a82c94e6ff1
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/fmt/mod.rs:1149:17
[INFO] [stderr]      5:     0x55eabd28bdd5 - std::io::Write::write_fmt::hc2da38dc44811df8
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/io/mod.rs:1697:15
[INFO] [stderr]      6:     0x55eabd28fe60 - std::sys_common::backtrace::_print::h1c9a1d19c48821c1
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:49:5
[INFO] [stderr]      7:     0x55eabd28fe60 - std::sys_common::backtrace::print::h7ce8802039fa9d0e
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:36:9
[INFO] [stderr]      8:     0x55eabd28fe60 - std::panicking::default_hook::{{closure}}::hb2a74a8c1499c326
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:211:50
[INFO] [stderr]      9:     0x55eabd28fa0b - std::panicking::default_hook::hf4f180b00076f2b2
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:228:9
[INFO] [stderr]     10:     0x55eabd290514 - std::panicking::rust_panic_with_hook::he85ce8435493b711
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:606:17
[INFO] [stderr]     11:     0x55eabd28ffc2 - std::panicking::begin_panic_handler::{{closure}}::h31e15f69e6235bd2
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:500:13
[INFO] [stderr]     12:     0x55eabd28ed14 - std::sys_common::backtrace::__rust_end_short_backtrace::hfce2fadb61aaa3ae
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:139:18
[INFO] [stderr]     13:     0x55eabd28ff59 - rust_begin_unwind
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:498:5
[INFO] [stderr]     14:     0x55eabd26b0c1 - core::panicking::panic_fmt::h7b8580d81fcbbacd
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panicking.rs:107:14
[INFO] [stderr]     15:     0x55eabd26b00d - core::panicking::panic::h50b51d19800453c0
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/panicking.rs:48:5
[INFO] [stderr]     16:     0x55eabd26f154 - build_script_build::run::he5ebeaf3422e1d2b
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/termbox-sys-0.2.12/build.rs:91:5
[INFO] [stderr]     17:     0x55eabd26e6fc - build_script_build::setup::h185a31ff4f3e17db
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/termbox-sys-0.2.12/build.rs:29:5
[INFO] [stderr]     18:     0x55eabd26e3f1 - build_script_build::main::h13e22c6d7e098314
[INFO] [stderr]                                  at /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/termbox-sys-0.2.12/build.rs:11:5
[INFO] [stderr]     19:     0x55eabd2706bb - core::ops::function::FnOnce::call_once::h5a1e2c6e9ead726b
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:227:5
[INFO] [stderr]     20:     0x55eabd2701fe - std::sys_common::backtrace::__rust_begin_short_backtrace::h6825c06076d409be
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/sys_common/backtrace.rs:123:18
[INFO] [stderr]     21:     0x55eabd26f1e1 - std::rt::lang_start::{{closure}}::h2302ee0ad5ad418b
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:145:18
[INFO] [stderr]     22:     0x55eabd28e0a1 - core::ops::function::impls::<impl core::ops::function::FnOnce<A> for &F>::call_once::h0e73392810ecd318
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/core/src/ops/function.rs:259:13
[INFO] [stderr]     23:     0x55eabd28e0a1 - std::panicking::try::do_call::h12dcb4a4f352a507
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40
[INFO] [stderr]     24:     0x55eabd28e0a1 - std::panicking::try::h0d978c76ab4a3863
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19
[INFO] [stderr]     25:     0x55eabd28e0a1 - std::panic::catch_unwind::hab40227675186980
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14
[INFO] [stderr]     26:     0x55eabd28e0a1 - std::rt::lang_start_internal::{{closure}}::hc34786299e7d2cf7
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:48
[INFO] [stderr]     27:     0x55eabd28e0a1 - std::panicking::try::do_call::h38e7a9128f21d387
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:406:40
[INFO] [stderr]     28:     0x55eabd28e0a1 - std::panicking::try::h32d4e72fd8922bce
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panicking.rs:370:19
[INFO] [stderr]     29:     0x55eabd28e0a1 - std::panic::catch_unwind::h9a345671d889d41f
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/panic.rs:133:14
[INFO] [stderr]     30:     0x55eabd28e0a1 - std::rt::lang_start_internal::h9e691a4f557eb2a3
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:128:20
[INFO] [stderr]     31:     0x55eabd26f1b0 - std::rt::lang_start::h5ac4c8f98a96442b
[INFO] [stderr]                                  at /rustc/722e1797249a965b6335aebd65d777f917e498f1/library/std/src/rt.rs:144:17
[INFO] [stderr]     32:     0x55eabd26f17c - main
[INFO] [stderr]     33:     0x7fbc76d080b3 - __libc_start_main
[INFO] [stderr]     34:     0x55eabd26b7de - _start
[INFO] [stderr]     35:                0x0 - <unknown>
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "9e44d199bcbf0f7dfab3d0e90e2bc900f3d6fc1186f339e9e177dee3dc0db09a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e44d199bcbf0f7dfab3d0e90e2bc900f3d6fc1186f339e9e177dee3dc0db09a", kill_on_drop: false }`
[INFO] [stdout] 9e44d199bcbf0f7dfab3d0e90e2bc900f3d6fc1186f339e9e177dee3dc0db09a