[INFO] fetching crate steg 0.1.6...
[INFO] testing steg-0.1.6 against 1.99.0-beta.8+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate steg 0.1.6 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate steg 0.1.6
[INFO] finished tweaking crates.io crate steg 0.1.6
[INFO] tweaked toml for crates.io crate steg 0.1.6 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate steg 0.1.6 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "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" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages to highest compatible versions
[INFO] [stderr]       Adding clap v2.34.0 (available: v4.6.7)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `steg` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-derive v0.2.5
[INFO] [stderr]   Downloaded lsb_text_png_steganography v0.1.2
[INFO] [stderr]   Downloaded whitespace_text_steganography v0.2.1
[INFO] [stderr]   Downloaded image v0.20.1
[INFO] [stderr]   Downloaded lzw v0.10.0
[INFO] [stderr]   Downloaded adler32 v1.2.0
[INFO] [stderr]   Downloaded scoped_threadpool v0.1.9
[INFO] [stderr]   Downloaded unicode-xid v0.1.0
[INFO] [stderr]   Downloaded quote v0.6.13
[INFO] [stderr]   Downloaded proc-macro2 v0.4.30
[INFO] [stderr]   Downloaded inflate v0.4.5
[INFO] [stderr]   Downloaded gif v0.10.3
[INFO] [stderr]   Downloaded lsb_png_steganography v0.1.0
[INFO] [stderr]   Downloaded png v0.12.0
[INFO] [stderr]   Downloaded deflate v0.7.20
[INFO] [stderr]   Downloaded syn v0.15.44
[INFO] [stderr]   Downloaded jpeg-decoder v0.1.22
[INFO] [stderr]   Downloaded tiff v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 579531dae0ff98912d6c8ed840a396099b01fbaeb511f65d9a329e3cc1f78fd2
[INFO] running `Command { std: "docker" "start" "579531dae0ff98912d6c8ed840a396099b01fbaeb511f65d9a329e3cc1f78fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "579531dae0ff98912d6c8ed840a396099b01fbaeb511f65d9a329e3cc1f78fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "579531dae0ff98912d6c8ed840a396099b01fbaeb511f65d9a329e3cc1f78fd2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "579531dae0ff98912d6c8ed840a396099b01fbaeb511f65d9a329e3cc1f78fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "579531dae0ff98912d6c8ed840a396099b01fbaeb511f65d9a329e3cc1f78fd2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `steg` (manifest) generated 1 warning
[INFO] [stderr]    Compiling autocfg v1.5.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.23
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling adler32 v1.2.0
[INFO] [stderr]    Compiling lzw v0.10.0
[INFO] [stderr]    Compiling either v1.19.0
[INFO] [stderr]    Compiling inflate v0.4.5
[INFO] [stderr]    Compiling memchr v2.8.3
[INFO] [stderr]    Compiling deflate v0.7.20
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling libc v0.2.191
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling gif v0.10.3
[INFO] [stderr]    Compiling aho-corasick v1.1.5
[INFO] [stderr]    Compiling scoped_threadpool v0.1.9
[INFO] [stderr]    Compiling regex-syntax v0.8.11
[INFO] [stderr]    Compiling num-integer v0.1.47
[INFO] [stderr]    Compiling num-iter v0.1.46
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling png v0.12.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-automata v0.4.18
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling regex v1.13.1
[INFO] [stderr]    Compiling whitespace_text_steganography v0.2.1
[INFO] [stderr]    Compiling lsb_text_png_steganography v0.1.2
[INFO] [stderr]    Compiling lsb_png_steganography v0.1.0
[INFO] [stderr]    Compiling steg v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 1m 33s
[INFO] running `Command { std: "docker" "inspect" "579531dae0ff98912d6c8ed840a396099b01fbaeb511f65d9a329e3cc1f78fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "579531dae0ff98912d6c8ed840a396099b01fbaeb511f65d9a329e3cc1f78fd2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `steg` (manifest) generated 1 warning
[INFO] [stderr]    Compiling steg v0.1.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "579531dae0ff98912d6c8ed840a396099b01fbaeb511f65d9a329e3cc1f78fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "579531dae0ff98912d6c8ed840a396099b01fbaeb511f65d9a329e3cc1f78fd2" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: `steg` (manifest) generated 1 warning
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/deps/steg-b1ecc4fff789fad1)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::whitespace_text_steganography_hide_does_not_panic ... FAILED
[INFO] [stdout] test tests::lsb_png_steganography_hide_does_not_panic ... FAILED
[INFO] [stdout] test tests::whitespace_text_steganography_reveal_does_not_panic ... FAILED
[INFO] [stdout] test tests::lsb_text_png_steganography_hide_does_not_panic ... FAILED
[INFO] [stdout] test tests::lsb_png_steganography_reveal_does_not_panic ... FAILED
[INFO] [stdout] test tests::lsb_text_png_steganography_reveal_does_not_panic ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::whitespace_text_steganography_hide_does_not_panic stdout ----
[INFO] [stdout] Hide using - whitespace text steganography (whitespace_text_steganography)
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::whitespace_text_steganography_hide_does_not_panic' (1021) panicked at src/text/whitespace_text_steganography/mod.rs:8:36:
[INFO] [stdout] Unable to write package file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64ff07574121 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x64ff07588cfa - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x64ff075787dc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x64ff075501c6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x64ff0756c519 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x64ff0746e650 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x64ff0756c842 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x64ff07550272 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x64ff07548fc9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x64ff07550e6d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x64ff0758942c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x64ff07589202 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x64ff07461370 - steg[e5188f5b5e7e8855]::text::whitespace_text_steganography::hide
[INFO] [stdout]   13:     0x64ff07461867 - <steg[e5188f5b5e7e8855]::tests::whitespace_text_steganography_hide_does_not_panic::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x64ff0746193b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x64ff0746efa5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x64ff07468864 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x64ff07472102 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x64ff075737f9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x712e53701dfa - <unknown>
[INFO] [stdout]   20:     0x712e537953d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::lsb_png_steganography_hide_does_not_panic stdout ----
[INFO] [stdout] Hide using - Least Significant Bit PNG Steganography (lsb_png_steganography)
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::lsb_png_steganography_hide_does_not_panic' (1017) panicked at src/images/lsb_png_steganography/mod.rs:5:27:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64ff07574121 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x64ff07588cfa - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x64ff075787dc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x64ff075501c6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x64ff0756c519 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x64ff0746e650 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x64ff0756c842 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x64ff07550272 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x64ff07548fc9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x64ff07550e6d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x64ff0758942c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x64ff07589202 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x64ff0746152b - steg[e5188f5b5e7e8855]::images::lsb_png_steganography::hide
[INFO] [stdout]   13:     0x64ff074616c7 - <steg[e5188f5b5e7e8855]::tests::lsb_png_steganography_hide_does_not_panic::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x64ff0746193b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x64ff0746efa5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x64ff07468864 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x64ff07472102 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x64ff075737f9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x712e53701dfa - <unknown>
[INFO] [stdout]   20:     0x712e537953d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::whitespace_text_steganography_reveal_does_not_panic stdout ----
[INFO] [stdout] [49, 10, 50]
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::whitespace_text_steganography_reveal_does_not_panic' (1022) panicked at src/text/whitespace_text_steganography/mod.rs:14:36:
[INFO] [stdout] Unable to write hidden text file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64ff07574121 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x64ff07588cfa - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x64ff075787dc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x64ff075501c6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x64ff0756c519 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x64ff0746e650 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x64ff0756c842 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x64ff07550272 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x64ff07548fc9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x64ff07550e6d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x64ff0758942c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x64ff07589202 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x64ff0746143a - steg[e5188f5b5e7e8855]::text::whitespace_text_steganography::reveal
[INFO] [stdout]   13:     0x64ff074618c2 - <steg[e5188f5b5e7e8855]::tests::whitespace_text_steganography_reveal_does_not_panic::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x64ff0746193b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x64ff0746efa5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x64ff07468864 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x64ff07472102 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x64ff075737f9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x712e53701dfa - <unknown>
[INFO] [stdout]   20:     0x712e537953d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::lsb_text_png_steganography_hide_does_not_panic stdout ----
[INFO] [stdout] Hide using - Least Significant Bit Text into PNG Steganography (lsb_text_png_steganography)
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::lsb_text_png_steganography_hide_does_not_panic' (1019) panicked at src/text/lsb_text_png_steganography/mod.rs:8:27:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64ff07574121 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x64ff07588cfa - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x64ff075787dc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x64ff075501c6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x64ff0756c519 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x64ff0746e650 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x64ff0756c842 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x64ff07550272 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x64ff07548fc9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x64ff07550e6d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x64ff0758942c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x64ff07589202 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x64ff074611cb - steg[e5188f5b5e7e8855]::text::lsb_text_png_steganography::hide
[INFO] [stdout]   13:     0x64ff07461797 - <steg[e5188f5b5e7e8855]::tests::lsb_text_png_steganography_hide_does_not_panic::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x64ff0746193b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x64ff0746efa5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x64ff07468864 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x64ff07472102 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x64ff075737f9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x712e53701dfa - <unknown>
[INFO] [stdout]   20:     0x712e537953d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::lsb_png_steganography_reveal_does_not_panic stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::lsb_png_steganography_reveal_does_not_panic' (1018) panicked at src/images/lsb_png_steganography/mod.rs:10:27:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64ff07574121 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x64ff07588cfa - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x64ff075787dc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x64ff075501c6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x64ff0756c519 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x64ff0746e650 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x64ff0756c842 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x64ff07550272 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x64ff07548fc9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x64ff07550e6d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x64ff0758942c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x64ff07589202 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x64ff07461615 - steg[e5188f5b5e7e8855]::images::lsb_png_steganography::reveal
[INFO] [stdout]   13:     0x64ff0746172e - <steg[e5188f5b5e7e8855]::tests::lsb_png_steganography_reveal_does_not_panic::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x64ff0746193b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x64ff0746efa5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x64ff07468864 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x64ff07472102 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x64ff075737f9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x712e53701dfa - <unknown>
[INFO] [stdout]   20:     0x712e537953d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] ---- tests::lsb_text_png_steganography_reveal_does_not_panic stdout ----
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::lsb_text_png_steganography_reveal_does_not_panic' (1020) panicked at src/text/lsb_text_png_steganography/mod.rs:14:36:
[INFO] [stdout] Unable to write hidden text file: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x64ff07574121 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x64ff07588cfa - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    2:     0x64ff075787dc - <alloc[2182bb758b4b3781]::vec::Vec<u8> as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x64ff075501c6 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x64ff0756c519 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]    5:     0x64ff0746e650 - test[9d35eded1c95d3be]::test_main_inner::<test[9d35eded1c95d3be]::test_main_static::{closure#0}>::{closure#0}
[INFO] [stdout]    6:     0x64ff0756c842 - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x64ff07550272 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x64ff07548fc9 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x64ff07550e6d - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]   10:     0x64ff0758942c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]   11:     0x64ff07589202 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]   12:     0x64ff0746129a - steg[e5188f5b5e7e8855]::text::lsb_text_png_steganography::reveal
[INFO] [stdout]   13:     0x64ff074617fe - <steg[e5188f5b5e7e8855]::tests::lsb_text_png_steganography_reveal_does_not_panic::{closure#0} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x64ff0746193b - test[9d35eded1c95d3be]::__rust_begin_short_backtrace::<core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>, fn() -> core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::string::String>>
[INFO] [stdout]   15:     0x64ff0746efa5 - test[9d35eded1c95d3be]::run_test::{closure#0}
[INFO] [stdout]   16:     0x64ff07468864 - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x64ff07472102 - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<test[9d35eded1c95d3be]::run_test::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x64ff075737f9 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x712e53701dfa - <unknown>
[INFO] [stdout]   20:     0x712e537953d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::lsb_png_steganography_hide_does_not_panic
[INFO] [stdout]     tests::lsb_png_steganography_reveal_does_not_panic
[INFO] [stdout]     tests::lsb_text_png_steganography_hide_does_not_panic
[INFO] [stdout]     tests::lsb_text_png_steganography_reveal_does_not_panic
[INFO] [stdout]     tests::whitespace_text_steganography_hide_does_not_panic
[INFO] [stdout]     tests::whitespace_text_steganography_reveal_does_not_panic
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 6 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] running `Command { std: "docker" "inspect" "579531dae0ff98912d6c8ed840a396099b01fbaeb511f65d9a329e3cc1f78fd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "579531dae0ff98912d6c8ed840a396099b01fbaeb511f65d9a329e3cc1f78fd2", kill_on_drop: false }`
[INFO] [stdout] 579531dae0ff98912d6c8ed840a396099b01fbaeb511f65d9a329e3cc1f78fd2
