[INFO] fetching crate rust_ca 0.2.2...
[INFO] testing rust_ca-0.2.2 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate rust_ca 0.2.2 into /workspace/builds/worker-2-tc1/source
[INFO] started tweaking crates.io crate rust_ca 0.2.2
[INFO] finished tweaking crates.io crate rust_ca 0.2.2
[INFO] tweaked toml for crates.io crate rust_ca 0.2.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_ca 0.2.2 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rust_ca 0.2.2 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_str_bytes v6.0.0
[INFO] [stderr]   Downloaded clap_derive v3.1.4
[INFO] [stderr]   Downloaded getopts v0.2.21
[INFO] [stderr]   Downloaded syn v1.0.88
[INFO] [stderr]   Downloaded clap v3.1.6
[INFO] [stderr]   Downloaded libc v0.2.120
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 48bc157c18735073a3a21f7732e027b08ea1915abb34c8f657adf9205fcc475c
[INFO] running `Command { std: "docker" "start" "-a" "48bc157c18735073a3a21f7732e027b08ea1915abb34c8f657adf9205fcc475c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "48bc157c18735073a3a21f7732e027b08ea1915abb34c8f657adf9205fcc475c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48bc157c18735073a3a21f7732e027b08ea1915abb34c8f657adf9205fcc475c", kill_on_drop: false }`
[INFO] [stdout] 48bc157c18735073a3a21f7732e027b08ea1915abb34c8f657adf9205fcc475c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 534e52f14c2b813eea06c3e53e94941a90c1aa55f5ae2a1031c816fb6a9b85f2
[INFO] running `Command { std: "docker" "start" "-a" "534e52f14c2b813eea06c3e53e94941a90c1aa55f5ae2a1031c816fb6a9b85f2", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.120
[INFO] [stderr]    Compiling syn v1.0.88
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling weezl v0.1.5
[INFO] [stderr]    Compiling color_quant v1.1.0
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling termcolor v1.1.3
[INFO] [stderr]    Compiling getopts v0.2.21
[INFO] [stderr]    Compiling gif v0.11.3
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling flate2 v1.0.22
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rand_distr v0.4.3
[INFO] [stderr]    Compiling clap_derive v3.1.4
[INFO] [stderr]    Compiling clap v3.1.6
[INFO] [stderr]    Compiling rust_ca v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/automaton/mod.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn skipped_iter(&mut self, steps: u32, skip: u32, scale: u16) -> StepIteratorBox;
[INFO] [stdout]    |                     ^^^^^^^^^ the lifetime is elided here            ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn skipped_iter(&mut self, steps: u32, skip: u32, scale: u16) -> StepIteratorBox<'_>;
[INFO] [stdout]    |                                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/automaton/mod.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn iter(&mut self, steps: u32) -> StepIteratorBox {
[INFO] [stdout]    |             ^^^^^^^^^                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn iter(&mut self, steps: u32) -> StepIteratorBox<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.82s
[INFO] running `Command { std: "docker" "inspect" "534e52f14c2b813eea06c3e53e94941a90c1aa55f5ae2a1031c816fb6a9b85f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534e52f14c2b813eea06c3e53e94941a90c1aa55f5ae2a1031c816fb6a9b85f2", kill_on_drop: false }`
[INFO] [stdout] 534e52f14c2b813eea06c3e53e94941a90c1aa55f5ae2a1031c816fb6a9b85f2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b76eadeba34f74fa5171716b676975668e540c5797d50caa99d685215eda08e4
[INFO] running `Command { std: "docker" "start" "-a" "b76eadeba34f74fa5171716b676975668e540c5797d50caa99d685215eda08e4", kill_on_drop: false }`
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/automaton/mod.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn skipped_iter(&mut self, steps: u32, skip: u32, scale: u16) -> StepIteratorBox;
[INFO] [stdout]    |                     ^^^^^^^^^ the lifetime is elided here            ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn skipped_iter(&mut self, steps: u32, skip: u32, scale: u16) -> StepIteratorBox<'_>;
[INFO] [stdout]    |                                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/automaton/mod.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn iter(&mut self, steps: u32) -> StepIteratorBox {
[INFO] [stdout]    |             ^^^^^^^^^                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn iter(&mut self, steps: u32) -> StepIteratorBox<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rust_ca v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/automaton/mod.rs:34:21
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn skipped_iter(&mut self, steps: u32, skip: u32, scale: u16) -> StepIteratorBox;
[INFO] [stdout]    |                     ^^^^^^^^^ the lifetime is elided here            ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn skipped_iter(&mut self, steps: u32, skip: u32, scale: u16) -> StepIteratorBox<'_>;
[INFO] [stdout]    |                                                                                     ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]   --> src/automaton/mod.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn iter(&mut self, steps: u32) -> StepIteratorBox {
[INFO] [stdout]    |             ^^^^^^^^^                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]    |             |
[INFO] [stdout]    |             the lifetime is elided here
[INFO] [stdout]    |
[INFO] [stdout]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]    |
[INFO] [stdout] 40 |     fn iter(&mut self, steps: u32) -> StepIteratorBox<'_> {
[INFO] [stdout]    |                                                      ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/rule.rs:400:40
[INFO] [stdout]     |
[INFO] [stdout] 400 |         let table_before = rule.table().clone();
[INFO] [stdout]     |                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "b76eadeba34f74fa5171716b676975668e540c5797d50caa99d685215eda08e4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b76eadeba34f74fa5171716b676975668e540c5797d50caa99d685215eda08e4", kill_on_drop: false }`
[INFO] [stdout] b76eadeba34f74fa5171716b676975668e540c5797d50caa99d685215eda08e4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66a9246b86e5460f49bff80e7ac18e12f384cd502386a359fb01e0fbd28e7a1a
[INFO] running `Command { std: "docker" "start" "-a" "66a9246b86e5460f49bff80e7ac18e12f384cd502386a359fb01e0fbd28e7a1a", kill_on_drop: false }`
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/automaton/mod.rs:34:21
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn skipped_iter(&mut self, steps: u32, skip: u32, scale: u16) -> StepIteratorBox;
[INFO] [stderr]    |                     ^^^^^^^^^ the lifetime is elided here            ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]    = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 34 |     fn skipped_iter(&mut self, steps: u32, skip: u32, scale: u16) -> StepIteratorBox<'_>;
[INFO] [stderr]    |                                                                                     ++++
[INFO] [stderr] 
[INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]   --> src/automaton/mod.rs:40:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn iter(&mut self, steps: u32) -> StepIteratorBox {
[INFO] [stderr]    |             ^^^^^^^^^                 ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]    |             |
[INFO] [stderr]    |             the lifetime is elided here
[INFO] [stderr]    |
[INFO] [stderr]    = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]    |
[INFO] [stderr] 40 |     fn iter(&mut self, steps: u32) -> StepIteratorBox<'_> {
[INFO] [stderr]    |                                                      ++++
[INFO] [stderr] 
[INFO] [stderr] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stderr]    --> src/rule.rs:400:40
[INFO] [stderr]     |
[INFO] [stderr] 400 |         let table_before = rule.table().clone();
[INFO] [stderr]     |                                        ^^^^^^^^ help: remove this redundant call
[INFO] [stderr]     |
[INFO] [stderr]     = note: the type `[u8]` does not implement `Clone`, so calling `clone` on `&[u8]` copies the reference, which does not do anything and can be removed
[INFO] [stderr]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust_ca` (lib) generated 2 warnings (run `cargo fix --lib -p rust_ca` to apply 2 suggestions)
[INFO] [stderr] warning: `rust_ca` (lib test) generated 3 warnings (2 duplicates) (run `cargo fix --lib -p rust_ca --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rust_ca-0c54d404f632bc20)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test automaton::automaton_base::tests::bench_update_one_item ... ok
[INFO] [stdout] test automaton::tiled_automaton::tests::update_should_apply_rule ... ok
[INFO] [stdout] test rule::tests::should_check_correct_rule_size ... ok
[INFO] [stdout] test rule::tests::should_reverse_cols ... ok
[INFO] [stdout] test rule::tests::should_reverse_rows ... ok
[INFO] [stdout] test automaton::automaton_base::tests::bench_update_one_item_bd ... ok
[INFO] [stdout] test rule::tests::gol_is_symmetric ... ok
[INFO] [stdout] test automaton::automaton_base::tests::update_should_apply_rule ... ok
[INFO] [stdout] test rule::tests::should_transpose ... ok
[INFO] [stdout] test rule::tests::encode_decode ... FAILED
[INFO] [stdout] test automaton::automaton_base::tests::bench_single_update_64 ... ok
[INFO] [stdout] test automaton::automaton_base::tests::bench_single_update_32 ... ok
[INFO] [stdout] test automaton::automaton_base::tests::bench_single_update_128 ... ok
[INFO] [stdout] test automaton::automaton_base::tests::bench_single_update_256 ... ok
[INFO] [stdout] test rule::tests::symmetrization_is_idempotent ... ok
[INFO] [stdout] test tests::write_autom ... ok
[INFO] [stdout] test tests::write_autom_tiled ... ok
[INFO] [stdout] test automaton::automaton_base::tests::bench_single_update_512 ... ok
[INFO] [stdout] test automaton::tiled_automaton::tests::bench_single_update_512_tiled ... ok
[INFO] [stdout] test automaton::tiled_automaton::tests::bench_single_update_1024_tiled ... ok
[INFO] [stdout] test automaton::tiled_automaton::tests::bench_single_update_2048_tiled ... ok
[INFO] [stdout] test automaton::automaton_base::tests::bench_single_update_2048 ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- rule::tests::encode_decode stdout ----
[INFO] [stdout] Error: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] failures:
[INFO] [stdout]     rule::tests::encode_decode
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 21 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.24s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "66a9246b86e5460f49bff80e7ac18e12f384cd502386a359fb01e0fbd28e7a1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66a9246b86e5460f49bff80e7ac18e12f384cd502386a359fb01e0fbd28e7a1a", kill_on_drop: false }`
[INFO] [stdout] 66a9246b86e5460f49bff80e7ac18e12f384cd502386a359fb01e0fbd28e7a1a
