[INFO] fetching crate klex 0.1.2... [INFO] testing klex-0.1.2 against master#562dee4820c458d823175268e41601d4c060588a for pr-154210-1 [INFO] extracting crate klex 0.1.2 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate klex 0.1.2 [INFO] finished tweaking crates.io crate klex 0.1.2 [INFO] tweaked toml for crates.io crate klex 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate klex 0.1.2 on toolchain 562dee4820c458d823175268e41601d4c060588a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate klex 0.1.2 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" "+562dee4820c458d823175268e41601d4c060588a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3641c6ec91c2dbe146a59f64706685289651d2742aa330610553170aacdf68e7 [INFO] running `Command { std: "docker" "start" "-a" "3641c6ec91c2dbe146a59f64706685289651d2742aa330610553170aacdf68e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3641c6ec91c2dbe146a59f64706685289651d2742aa330610553170aacdf68e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3641c6ec91c2dbe146a59f64706685289651d2742aa330610553170aacdf68e7", kill_on_drop: false }` [INFO] [stdout] 3641c6ec91c2dbe146a59f64706685289651d2742aa330610553170aacdf68e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6c2de96cf4f53430a660a1e0a1f4cb23749192e9b07888b47e1c5ad322185641 [INFO] running `Command { std: "docker" "start" "-a" "6c2de96cf4f53430a660a1e0a1f4cb23749192e9b07888b47e1c5ad322185641", kill_on_drop: false }` [INFO] [stderr] Compiling memchr v2.7.6 [INFO] [stderr] Compiling aho-corasick v1.1.3 [INFO] [stderr] Compiling regex-automata v0.4.13 [INFO] [stderr] Compiling regex v1.12.2 [INFO] [stderr] Compiling klex v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: klex@0.1.2: klex binary not found. Run 'make generate-lexers' after build to generate test lexers. [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.67s [INFO] running `Command { std: "docker" "inspect" "6c2de96cf4f53430a660a1e0a1f4cb23749192e9b07888b47e1c5ad322185641", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6c2de96cf4f53430a660a1e0a1f4cb23749192e9b07888b47e1c5ad322185641", kill_on_drop: false }` [INFO] [stdout] 6c2de96cf4f53430a660a1e0a1f4cb23749192e9b07888b47e1c5ad322185641 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 02106b57fe82b98bd26996dabb76d14f25b5e15981593fdcc9bab7bed4566e8d [INFO] running `Command { std: "docker" "start" "-a" "02106b57fe82b98bd26996dabb76d14f25b5e15981593fdcc9bab7bed4566e8d", kill_on_drop: false }` [INFO] [stderr] warning: klex@0.1.2: klex binary not found. Run 'make generate-lexers' after build to generate test lexers. [INFO] [stderr] Compiling klex v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s [INFO] running `Command { std: "docker" "inspect" "02106b57fe82b98bd26996dabb76d14f25b5e15981593fdcc9bab7bed4566e8d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "02106b57fe82b98bd26996dabb76d14f25b5e15981593fdcc9bab7bed4566e8d", kill_on_drop: false }` [INFO] [stdout] 02106b57fe82b98bd26996dabb76d14f25b5e15981593fdcc9bab7bed4566e8d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+562dee4820c458d823175268e41601d4c060588a" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 97fb5ec68ab20d8f651f0c8da4aa9441915db37b81bf4ec64ff5383d93eb1235 [INFO] running `Command { std: "docker" "start" "-a" "97fb5ec68ab20d8f651f0c8da4aa9441915db37b81bf4ec64ff5383d93eb1235", kill_on_drop: false }` [INFO] [stderr] warning: klex@0.1.2: klex binary not found. Run 'make generate-lexers' after build to generate test lexers. [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/klex-78bd2bf3aad5c965) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/klex-df5da48446883d6d) [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Doc-tests klex [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test src/parser.rs - parser::parse_spec (line 317) ... ok [INFO] [stdout] test src/generator.rs - generator::generate_lexer (line 200) ... ok [INFO] [stdout] test src/lib.rs - (line 12) ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 12) stdout ---- [INFO] [stdout] Test executable failed (exit status: 101). [INFO] [stdout] [INFO] [stdout] stderr: [INFO] [stdout] [INFO] [stdout] thread 'main' (103) panicked at src/lib.rs:18:32: [INFO] [stdout] Failed to write output: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" } [INFO] [stdout] stack backtrace: [INFO] [stdout] 0: 0x570c85d0738a - std[31e582c13f4e914f]::backtrace_rs::backtrace::libunwind::trace [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stdout] 1: 0x570c85d0738a - std[31e582c13f4e914f]::backtrace_rs::backtrace::trace_unsynchronized:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stdout] 2: 0x570c85d0738a - std[31e582c13f4e914f]::sys::backtrace::_print_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:74:9 [INFO] [stdout] 3: 0x570c85d0738a - <::print::DisplayBacktrace as core[fa0eadad68403074]::fmt::Display>::fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:44:26 [INFO] [stdout] 4: 0x570c85d17dea - ::fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/fmt/rt.rs:152:76 [INFO] [stdout] 5: 0x570c85d17dea - core[fa0eadad68403074]::fmt::write [INFO] [stdout] 6: 0x570c85d0ab02 - std[31e582c13f4e914f]::io::default_write_fmt:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:639:11 [INFO] [stdout] 7: 0x570c85d0ab02 - ::write_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/io/mod.rs:1994:13 [INFO] [stdout] 8: 0x570c85cf27af - ::print [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:47:9 [INFO] [stdout] 9: 0x570c85cf27af - std[31e582c13f4e914f]::panicking::default_hook::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:292:27 [INFO] [stdout] 10: 0x570c85d02dc1 - std[31e582c13f4e914f]::panicking::default_hook [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:319:9 [INFO] [stdout] 11: 0x570c85d02f7b - std[31e582c13f4e914f]::panicking::panic_with_hook [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:825:13 [INFO] [stdout] 12: 0x570c85cf2868 - std[31e582c13f4e914f]::panicking::panic_handler::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:698:13 [INFO] [stdout] 13: 0x570c85ce7c09 - std[31e582c13f4e914f]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/sys/backtrace.rs:182:18 [INFO] [stdout] 14: 0x570c85cf314d - __rustc[fc8e3a9f23f26cb]::rust_begin_unwind [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:689:5 [INFO] [stdout] 15: 0x570c85d1851c - core[fa0eadad68403074]::panicking::panic_fmt [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/panicking.rs:80:14 [INFO] [stdout] 16: 0x570c85d182f2 - core[fa0eadad68403074]::result::unwrap_failed [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/result.rs:1867:5 [INFO] [stdout] 17: 0x570c85cb3cb0 - >::expect [INFO] [stdout] 18: 0x570c85cb4184 - rust_out[6ca516bbe19c3985]::main::_doctest_main_src_lib_rs_12_0 [INFO] [stdout] 19: 0x570c85cb3aa6 - rust_out[6ca516bbe19c3985]::main [INFO] [stdout] 20: 0x570c85cb4593 - >::call_once [INFO] [stdout] 21: 0x570c85cb38f6 - std[31e582c13f4e914f]::sys::backtrace::__rust_begin_short_backtrace:: [INFO] [stdout] 22: 0x570c85cb3a59 - std[31e582c13f4e914f]::rt::lang_start::<()>::{closure#0} [INFO] [stdout] 23: 0x570c85d02544 - <&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe as core[fa0eadad68403074]::ops::function::FnOnce<()>>::call_once [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/core/src/ops/function.rs:287:21 [INFO] [stdout] 24: 0x570c85d02544 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call::<&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stdout] 25: 0x570c85d02544 - std[31e582c13f4e914f]::panicking::catch_unwind:: + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stdout] 26: 0x570c85d02544 - std[31e582c13f4e914f]::panic::catch_unwind::<&dyn core[fa0eadad68403074]::ops::function::Fn<(), Output = i32> + core[fa0eadad68403074]::marker::Sync + core[fa0eadad68403074]::panic::unwind_safe::RefUnwindSafe, i32> [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stdout] 27: 0x570c85d02544 - std[31e582c13f4e914f]::rt::lang_start_internal::{closure#0} [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:175:24 [INFO] [stdout] 28: 0x570c85d02544 - std[31e582c13f4e914f]::panicking::catch_unwind::do_call:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:581:40 [INFO] [stdout] 29: 0x570c85d02544 - std[31e582c13f4e914f]::panicking::catch_unwind:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panicking.rs:544:19 [INFO] [stdout] 30: 0x570c85d02544 - std[31e582c13f4e914f]::panic::catch_unwind:: [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/panic.rs:359:14 [INFO] [stdout] 31: 0x570c85d02544 - std[31e582c13f4e914f]::rt::lang_start_internal [INFO] [stdout] at /rustc/562dee4820c458d823175268e41601d4c060588a/library/std/src/rt.rs:171:5 [INFO] [stdout] 32: 0x570c85cb3761 - std[31e582c13f4e914f]::rt::lang_start::<()> [INFO] [stdout] 33: 0x570c85cb45f5 - main [INFO] [stdout] 34: 0x7785cb6221ca - [INFO] [stdout] 35: 0x7785cb62228b - __libc_start_main [INFO] [stdout] 36: 0x570c85cb3525 - _start [INFO] [stdout] 37: 0x0 - [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 12) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 2 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.67s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "97fb5ec68ab20d8f651f0c8da4aa9441915db37b81bf4ec64ff5383d93eb1235", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "97fb5ec68ab20d8f651f0c8da4aa9441915db37b81bf4ec64ff5383d93eb1235", kill_on_drop: false }` [INFO] [stdout] 97fb5ec68ab20d8f651f0c8da4aa9441915db37b81bf4ec64ff5383d93eb1235