[INFO] fetching crate devker 0.1.6...
[INFO] testing devker-0.1.6 against master#2fd6efc32704647e64d3d646d21c4c68eae100e4 for pr-149852-1
[INFO] extracting crate devker 0.1.6 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate devker 0.1.6
[INFO] finished tweaking crates.io crate devker 0.1.6
[INFO] tweaked toml for crates.io crate devker 0.1.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate devker 0.1.6 on toolchain 2fd6efc32704647e64d3d646d21c4c68eae100e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34d40f21a5f0c25797fa06ee2e637717e2bab5454a6a60a599a6c5fd2c451d9b
[INFO] running `Command { std: "docker" "start" "-a" "34d40f21a5f0c25797fa06ee2e637717e2bab5454a6a60a599a6c5fd2c451d9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34d40f21a5f0c25797fa06ee2e637717e2bab5454a6a60a599a6c5fd2c451d9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34d40f21a5f0c25797fa06ee2e637717e2bab5454a6a60a599a6c5fd2c451d9b", kill_on_drop: false }`
[INFO] [stdout] 34d40f21a5f0c25797fa06ee2e637717e2bab5454a6a60a599a6c5fd2c451d9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f436d7f45264bd09dfe7753705ac6ad365b276676a167ce5803f3ef556577a5
[INFO] running `Command { std: "docker" "start" "-a" "8f436d7f45264bd09dfe7753705ac6ad365b276676a167ce5803f3ef556577a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling devker v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "8f436d7f45264bd09dfe7753705ac6ad365b276676a167ce5803f3ef556577a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f436d7f45264bd09dfe7753705ac6ad365b276676a167ce5803f3ef556577a5", kill_on_drop: false }`
[INFO] [stdout] 8f436d7f45264bd09dfe7753705ac6ad365b276676a167ce5803f3ef556577a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 41c77c1da133b0ddda67a7d52e7f9351a5bde0d8483bb9d83b869788f36c10e4
[INFO] running `Command { std: "docker" "start" "-a" "41c77c1da133b0ddda67a7d52e7f9351a5bde0d8483bb9d83b869788f36c10e4", kill_on_drop: false }`
[INFO] [stderr]    Compiling devker v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "41c77c1da133b0ddda67a7d52e7f9351a5bde0d8483bb9d83b869788f36c10e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "41c77c1da133b0ddda67a7d52e7f9351a5bde0d8483bb9d83b869788f36c10e4", kill_on_drop: false }`
[INFO] [stdout] 41c77c1da133b0ddda67a7d52e7f9351a5bde0d8483bb9d83b869788f36c10e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2fd6efc32704647e64d3d646d21c4c68eae100e4" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60148a65ed10cb206820552839897f7e5ae51166a0bec039c55ae4dd5b7b964c
[INFO] running `Command { std: "docker" "start" "-a" "60148a65ed10cb206820552839897f7e5ae51166a0bec039c55ae4dd5b7b964c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/devker-36c1b2c3109e2d95)
[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 devker
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/zlib.rs - zlib (line 6) ... ok
[INFO] [stdout] test src/zlib.rs - zlib (line 21) ... FAILED
[INFO] [stdout] test src/deflate.rs - deflate (line 6) ... ok
[INFO] [stdout] test src/deflate.rs - deflate (line 21) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/zlib.rs - zlib (line 21) stdout ----
[INFO] [stdout] Test executable failed (signal: 6 (SIGABRT) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (79) panicked at src/lzss.rs:69:69:
[INFO] [stdout] unsafe precondition(s) violated: slice::get_unchecked_mut requires that the index is within the slice
[INFO] [stdout] 
[INFO] [stdout] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x566465f8e992 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x566465f8e992 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x566465f8e992 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x566465f8e992 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x566465f9f39a - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x566465f9f39a - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x566465f924e6 - std[716c9a7a72e5c14e]::io::default_write_fmt::<std[716c9a7a72e5c14e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x566465f924e6 - <std[716c9a7a72e5c14e]::sys::stdio::unix::Stderr as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x566465f79d6f - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x566465f79d6f - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x566465f8ae51 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x566465f8b00b - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x566465f79e5a - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:691:13
[INFO] [stdout]   13:     0x566465f71b29 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x566465f7a64d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x566465f9f84d - core[c5ed12ab89cc536a]::panicking::panic_nounwind_fmt::runtime
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:122:22
[INFO] [stdout]   16:     0x566465f9f84d - core[c5ed12ab89cc536a]::panicking::panic_nounwind_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/intrinsics/mod.rs:2431:9
[INFO] [stdout]   17:     0x566465f63094 - <usize as core[c5ed12ab89cc536a]::slice::index::SliceIndex<[_]>>::get_unchecked_mut::precondition_check
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ub_checks.rs:73:21
[INFO] [stdout]   18:     0x566465f633c9 - <usize as core[c5ed12ab89cc536a]::slice::index::SliceIndex<[u8]>>::get_unchecked_mut
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ub_checks.rs:78:17
[INFO] [stdout]   19:     0x566465f57c59 - <[u8]>::get_unchecked_mut::<usize>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/slice/mod.rs:691:30
[INFO] [stdout]   20:     0x566465f627c1 - devker[44d01b242e22cbbb]::lzss::extend
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lzss.rs:69:69
[INFO] [stdout]   21:     0x566465f56f6a - devker[44d01b242e22cbbb]::deflate::inflate
[INFO] [stdout]                                at /opt/rustwide/workdir/src/deflate.rs:424:30
[INFO] [stdout]   22:     0x566465f5d52f - devker[44d01b242e22cbbb]::zlib::zlib_decode
[INFO] [stdout]                                at /opt/rustwide/workdir/src/zlib.rs:97:17
[INFO] [stdout]   23:     0x566465f501ec - rust_out[31cf89adcf23a82a]::main::_doctest_main_src_zlib_rs_21_0
[INFO] [stdout]   24:     0x566465f4fdb6 - rust_out[31cf89adcf23a82a]::main
[INFO] [stdout]   25:     0x566465f50503 - <fn() as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   26:     0x566465f4fd76 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   27:     0x566465f4fd89 - std[716c9a7a72e5c14e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   28:     0x566465f8a446 - <&dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   29:     0x566465f8a446 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<&dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   30:     0x566465f8a446 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<i32, &dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   31:     0x566465f8a446 - std[716c9a7a72e5c14e]::panic::catch_unwind::<&dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   32:     0x566465f8a446 - std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/rt.rs:175:24
[INFO] [stdout]   33:     0x566465f8a446 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   34:     0x566465f8a446 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<isize, std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   35:     0x566465f8a446 - std[716c9a7a72e5c14e]::panic::catch_unwind::<std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   36:     0x566465f8a446 - std[716c9a7a72e5c14e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/rt.rs:171:5
[INFO] [stdout]   37:     0x566465f4fd11 - std[716c9a7a72e5c14e]::rt::lang_start::<()>
[INFO] [stdout]   38:     0x566465f50565 - main
[INFO] [stdout]   39:     0x769e171571ca - <unknown>
[INFO] [stdout]   40:     0x769e1715728b - __libc_start_main
[INFO] [stdout]   41:     0x566465f4fc25 - _start
[INFO] [stdout]   42:                0x0 - <unknown>
[INFO] [stdout] thread caused non-unwinding panic. aborting.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] ---- src/deflate.rs - deflate (line 21) stdout ----
[INFO] [stdout] Test executable failed (signal: 6 (SIGABRT) (core dumped)).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (138) panicked at src/lzss.rs:69:69:
[INFO] [stdout] unsafe precondition(s) violated: slice::get_unchecked_mut requires that the index is within the slice
[INFO] [stdout] 
[INFO] [stdout] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x6332df5d32e2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x6332df5d32e2 - std[716c9a7a72e5c14e]::backtrace_rs::backtrace::trace_unsynchronized::<std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x6332df5d32e2 - std[716c9a7a72e5c14e]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x6332df5d32e2 - <<std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[c5ed12ab89cc536a]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x6332df5e3cca - <core[c5ed12ab89cc536a]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x6332df5e3cca - core[c5ed12ab89cc536a]::fmt::write
[INFO] [stdout]    6:     0x6332df5d6e36 - std[716c9a7a72e5c14e]::io::default_write_fmt::<std[716c9a7a72e5c14e]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x6332df5d6e36 - <std[716c9a7a72e5c14e]::sys::stdio::unix::Stderr as std[716c9a7a72e5c14e]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x6332df5be6bf - <std[716c9a7a72e5c14e]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x6332df5be6bf - std[716c9a7a72e5c14e]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x6332df5cf7a1 - std[716c9a7a72e5c14e]::panicking::default_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x6332df5cf95b - std[716c9a7a72e5c14e]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x6332df5be7aa - std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:691:13
[INFO] [stdout]   13:     0x6332df5b6479 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_end_short_backtrace::<std[716c9a7a72e5c14e]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x6332df5bef9d - __rustc[4f0b026143eab78e]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x6332df5e417d - core[c5ed12ab89cc536a]::panicking::panic_nounwind_fmt::runtime
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/panicking.rs:122:22
[INFO] [stdout]   16:     0x6332df5e417d - core[c5ed12ab89cc536a]::panicking::panic_nounwind_fmt
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/intrinsics/mod.rs:2431:9
[INFO] [stdout]   17:     0x6332df5a7b04 - <usize as core[c5ed12ab89cc536a]::slice::index::SliceIndex<[_]>>::get_unchecked_mut::precondition_check
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ub_checks.rs:73:21
[INFO] [stdout]   18:     0x6332df5a7e39 - <usize as core[c5ed12ab89cc536a]::slice::index::SliceIndex<[u8]>>::get_unchecked_mut
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ub_checks.rs:78:17
[INFO] [stdout]   19:     0x6332df59d449 - <[u8]>::get_unchecked_mut::<usize>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/slice/mod.rs:691:30
[INFO] [stdout]   20:     0x6332df5a7231 - devker[44d01b242e22cbbb]::lzss::extend
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lzss.rs:69:69
[INFO] [stdout]   21:     0x6332df59c81a - devker[44d01b242e22cbbb]::deflate::inflate
[INFO] [stdout]                                at /opt/rustwide/workdir/src/deflate.rs:424:30
[INFO] [stdout]   22:     0x6332df595b8c - rust_out[31cf89adcf23a82a]::main::_doctest_main_src_deflate_rs_21_0
[INFO] [stdout]   23:     0x6332df595756 - rust_out[31cf89adcf23a82a]::main
[INFO] [stdout]   24:     0x6332df595ea3 - <fn() as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   25:     0x6332df595716 - std[716c9a7a72e5c14e]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   26:     0x6332df595729 - std[716c9a7a72e5c14e]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   27:     0x6332df5ced96 - <&dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe as core[c5ed12ab89cc536a]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   28:     0x6332df5ced96 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<&dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   29:     0x6332df5ced96 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<i32, &dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   30:     0x6332df5ced96 - std[716c9a7a72e5c14e]::panic::catch_unwind::<&dyn core[c5ed12ab89cc536a]::ops::function::Fn<(), Output = i32> + core[c5ed12ab89cc536a]::marker::Sync + core[c5ed12ab89cc536a]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   31:     0x6332df5ced96 - std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/rt.rs:175:24
[INFO] [stdout]   32:     0x6332df5ced96 - std[716c9a7a72e5c14e]::panicking::catch_unwind::do_call::<std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:581:40
[INFO] [stdout]   33:     0x6332df5ced96 - std[716c9a7a72e5c14e]::panicking::catch_unwind::<isize, std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panicking.rs:544:19
[INFO] [stdout]   34:     0x6332df5ced96 - std[716c9a7a72e5c14e]::panic::catch_unwind::<std[716c9a7a72e5c14e]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/panic.rs:359:14
[INFO] [stdout]   35:     0x6332df5ced96 - std[716c9a7a72e5c14e]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/2fd6efc32704647e64d3d646d21c4c68eae100e4/library/std/src/rt.rs:171:5
[INFO] [stdout]   36:     0x6332df5956b1 - std[716c9a7a72e5c14e]::rt::lang_start::<()>
[INFO] [stdout]   37:     0x6332df595f05 - main
[INFO] [stdout]   38:     0x7439593ec1ca - <unknown>
[INFO] [stdout]   39:     0x7439593ec28b - __libc_start_main
[INFO] [stdout]   40:     0x6332df5955c5 - _start
[INFO] [stdout]   41:                0x0 - <unknown>
[INFO] [stdout] thread caused non-unwinding panic. aborting.
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/deflate.rs - deflate (line 21)
[INFO] [stdout]     src/zlib.rs - zlib (line 21)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 2 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "60148a65ed10cb206820552839897f7e5ae51166a0bec039c55ae4dd5b7b964c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60148a65ed10cb206820552839897f7e5ae51166a0bec039c55ae4dd5b7b964c", kill_on_drop: false }`
[INFO] [stdout] 60148a65ed10cb206820552839897f7e5ae51166a0bec039c55ae4dd5b7b964c
