[INFO] fetching crate cargo-cats 0.1.13... [INFO] testing cargo-cats-0.1.13 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7 [INFO] extracting crate cargo-cats 0.1.13 into /workspace/builds/worker-7-tc2/source [INFO] started tweaking crates.io crate cargo-cats 0.1.13 [INFO] finished tweaking crates.io crate cargo-cats 0.1.13 [INFO] tweaked toml for crates.io crate cargo-cats 0.1.13 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate cargo-cats 0.1.13 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate cargo-cats 0.1.13 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a303be7fddb4a3c87ef0961f2599bef995a9db08b264f48a47c8bbd8e6e1678e [INFO] running `Command { std: "docker" "start" "-a" "a303be7fddb4a3c87ef0961f2599bef995a9db08b264f48a47c8bbd8e6e1678e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a303be7fddb4a3c87ef0961f2599bef995a9db08b264f48a47c8bbd8e6e1678e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a303be7fddb4a3c87ef0961f2599bef995a9db08b264f48a47c8bbd8e6e1678e", kill_on_drop: false }` [INFO] [stdout] a303be7fddb4a3c87ef0961f2599bef995a9db08b264f48a47c8bbd8e6e1678e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 825665d970dfa4320b2340477f9f2a9bdf64e20afa62d08d88f72964905656b2 [INFO] running `Command { std: "docker" "start" "-a" "825665d970dfa4320b2340477f9f2a9bdf64e20afa62d08d88f72964905656b2", kill_on_drop: false }` [INFO] [stderr] Compiling cargo-cats v0.1.13 (/opt/rustwide/workdir) [INFO] [stderr] error: failed to run custom build command for `cargo-cats v0.1.13 (/opt/rustwide/workdir)` [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/cargo-cats-a6a8fc8f9ed54311/build-script-build` (exit status: 101) [INFO] [stderr] --- stderr [INFO] [stderr] [INFO] [stderr] thread 'main' (51) panicked at build.rs:18:9: [INFO] [stderr] Unexpected value for rustc toolchain [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x61a6ea4f4452 - std::backtrace_rs::backtrace::libunwind::trace::h9ea1e07ac77a25d7 [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x61a6ea4f4452 - std::backtrace_rs::backtrace::trace_unsynchronized::h72b75eb83b53d15a [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x61a6ea4f4452 - std::sys::backtrace::_print_fmt::h255777b7ec902439 [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x61a6ea4f4452 - ::fmt::h8a1ac49fcd7ee8ce [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x61a6ea50324f - core::fmt::rt::Argument::fmt::h635cbf3c6754cc90 [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x61a6ea50324f - core::fmt::write::hbdcc0ec4f1bab1db [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/fmt/mod.rs:1469:25 [INFO] [stderr] 6: 0x61a6ea4cae23 - std::io::default_write_fmt::hb29d13affe7e9cd0 [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x61a6ea4cae23 - std::io::Write::write_fmt::hec441b8c6eca32b9 [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x61a6ea4d4242 - std::sys::backtrace::BacktraceLock::print::h052febbd86f7bf07 [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x61a6ea4d5e8c - std::panicking::default_hook::{{closure}}::h66aeee20dd470abb [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:301:27 [INFO] [stderr] 10: 0x61a6ea4d5ce6 - std::panicking::default_hook::h9d66b9642014ce48 [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:328:9 [INFO] [stderr] 11: 0x61a6ea4d6465 - std::panicking::panic_with_hook::h6d5921a1a1fa5a8e [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:834:13 [INFO] [stderr] 12: 0x61a6ea4d62c6 - std::panicking::panic_handler::{{closure}}::hafeef6f707d43542 [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:700:13 [INFO] [stderr] 13: 0x61a6ea4d4379 - std::sys::backtrace::__rust_end_short_backtrace::h08cbc3319a3d0120 [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/sys/backtrace.rs:174:18 [INFO] [stderr] 14: 0x61a6ea4bf6fd - __rustc[ce5c411ff86ab1b2]::rust_begin_unwind [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:698:5 [INFO] [stderr] 15: 0x61a6ea506730 - core::panicking::panic_fmt::h774fb860369a0f7b [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/panicking.rs:80:14 [INFO] [stderr] 16: 0x61a6ea4bb8c2 - build_script_build::main::h24274c81ffe4eba5 [INFO] [stderr] 17: 0x61a6ea4bc723 - core::ops::function::FnOnce::call_once::h50ee91dfeb71a239 [INFO] [stderr] 18: 0x61a6ea4bc4d6 - std::sys::backtrace::__rust_begin_short_backtrace::hd787577f7c411de2 [INFO] [stderr] 19: 0x61a6ea4bc349 - std::rt::lang_start::{{closure}}::h97651b562f29c087 [INFO] [stderr] 20: 0x61a6ea4cc4b0 - core::ops::function::impls:: for &F>::call_once::h9095abc9db71b07e [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/core/src/ops/function.rs:287:21 [INFO] [stderr] 21: 0x61a6ea4cc4b0 - std::panicking::catch_unwind::do_call::h6cf5dc461761418c [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40 [INFO] [stderr] 22: 0x61a6ea4cc4b0 - std::panicking::catch_unwind::h60074fd2327f40bd [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19 [INFO] [stderr] 23: 0x61a6ea4cc4b0 - std::panic::catch_unwind::heb14fa8e39d051cf [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14 [INFO] [stderr] 24: 0x61a6ea4cc4b0 - std::rt::lang_start_internal::{{closure}}::hfb550bec36306a19 [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/rt.rs:175:24 [INFO] [stderr] 25: 0x61a6ea4cc4b0 - std::panicking::catch_unwind::do_call::hc805f36f35b6d647 [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:590:40 [INFO] [stderr] 26: 0x61a6ea4cc4b0 - std::panicking::catch_unwind::hb8d32f0195463ad2 [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panicking.rs:553:19 [INFO] [stderr] 27: 0x61a6ea4cc4b0 - std::panic::catch_unwind::hcebe3b1d5adfc5a2 [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/panic.rs:359:14 [INFO] [stderr] 28: 0x61a6ea4cc4b0 - std::rt::lang_start_internal::h27f55ed238aa26df [INFO] [stderr] at /rustc/c2e32f1c9652b13ed99608599c1e855462f421f3/library/std/src/rt.rs:171:5 [INFO] [stderr] 29: 0x61a6ea4bc331 - std::rt::lang_start::ha54e9bf5c1bc812d [INFO] [stderr] 30: 0x61a6ea4bf415 - main [INFO] [stderr] 31: 0x726400bea1ca - [INFO] [stderr] 32: 0x726400bea28b - __libc_start_main [INFO] [stderr] 33: 0x61a6ea4bb2f5 - _start [INFO] [stderr] 34: 0x0 - [INFO] running `Command { std: "docker" "inspect" "825665d970dfa4320b2340477f9f2a9bdf64e20afa62d08d88f72964905656b2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "825665d970dfa4320b2340477f9f2a9bdf64e20afa62d08d88f72964905656b2", kill_on_drop: false }` [INFO] [stdout] 825665d970dfa4320b2340477f9f2a9bdf64e20afa62d08d88f72964905656b2