[INFO] cloning repository https://github.com/josephwoodward/rust-interpreter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/josephwoodward/rust-interpreter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosephwoodward%2Frust-interpreter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosephwoodward%2Frust-interpreter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0e3e35cb46f7588935fdf8f815f00f60cc55f83e
[INFO] testing josephwoodward/rust-interpreter against nightly-2025-01-18+rustflags=-Zrandomize-layout for randomize-layout-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjosephwoodward%2Frust-interpreter" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/josephwoodward/rust-interpreter on toolchain nightly-2025-01-18
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/josephwoodward/rust-interpreter
[INFO] finished tweaking git repo https://github.com/josephwoodward/rust-interpreter
[INFO] tweaked toml for git repo https://github.com/josephwoodward/rust-interpreter written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/josephwoodward/rust-interpreter 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" "+nightly-2025-01-18" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f2d34571cf4a88fd68d19e95c2bfd7dab55e75f066f141cc41b9ed6f3fd3f54
[INFO] running `Command { std: "docker" "start" "-a" "8f2d34571cf4a88fd68d19e95c2bfd7dab55e75f066f141cc41b9ed6f3fd3f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f2d34571cf4a88fd68d19e95c2bfd7dab55e75f066f141cc41b9ed6f3fd3f54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f2d34571cf4a88fd68d19e95c2bfd7dab55e75f066f141cc41b9ed6f3fd3f54", kill_on_drop: false }`
[INFO] [stdout] 8f2d34571cf4a88fd68d19e95c2bfd7dab55e75f066f141cc41b9ed6f3fd3f54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f181db307faa93696f1821b8669b5cb66149f442af514c7c2a3967d5f21bd038
[INFO] running `Command { std: "docker" "start" "-a" "f181db307faa93696f1821b8669b5cb66149f442af514c7c2a3967d5f21bd038", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.83
[INFO] [stderr]    Compiling libc v0.2.155
[INFO] [stderr]    Compiling serde v1.0.202
[INFO] [stderr]    Compiling serde_json v1.0.117
[INFO] [stderr]    Compiling similar v2.5.0
[INFO] [stderr]    Compiling linked-hash-map v0.5.6
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.65
[INFO] [stderr]    Compiling console v0.15.8
[INFO] [stderr]    Compiling insta v1.39.0
[INFO] [stderr]    Compiling serde_derive v1.0.202
[INFO] [stderr]    Compiling rust-lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/lexer.rs:13:35
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<'a> Lexer<'a> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 13 |     pub fn new(input: &'a str) -> Lexer {
[INFO] [stdout]    |                                   ^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.65s
[INFO] running `Command { std: "docker" "inspect" "f181db307faa93696f1821b8669b5cb66149f442af514c7c2a3967d5f21bd038", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f181db307faa93696f1821b8669b5cb66149f442af514c7c2a3967d5f21bd038", kill_on_drop: false }`
[INFO] [stdout] f181db307faa93696f1821b8669b5cb66149f442af514c7c2a3967d5f21bd038
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de1fd069e1f54b87be451072adc9ba7f1139099c64a02d98080a9dbe1594c436
[INFO] running `Command { std: "docker" "start" "-a" "de1fd069e1f54b87be451072adc9ba7f1139099c64a02d98080a9dbe1594c436", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-lexer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: elided lifetime has a name
[INFO] [stdout]   --> src/lexer.rs:13:35
[INFO] [stdout]    |
[INFO] [stdout] 12 | impl<'a> Lexer<'a> {
[INFO] [stdout]    |      -- lifetime `'a` declared here
[INFO] [stdout] 13 |     pub fn new(input: &'a str) -> Lexer {
[INFO] [stdout]    |                                   ^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "de1fd069e1f54b87be451072adc9ba7f1139099c64a02d98080a9dbe1594c436", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de1fd069e1f54b87be451072adc9ba7f1139099c64a02d98080a9dbe1594c436", kill_on_drop: false }`
[INFO] [stdout] de1fd069e1f54b87be451072adc9ba7f1139099c64a02d98080a9dbe1594c436
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Zrandomize-layout" "-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@sha256:819108c5571ea2e421544af4d832f968d213c87fbe3707a016657f43d2f853bc" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2025-01-18" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 808bdf2e8f62f14349b0c8cad8d5cf6eb7b7bc0737a5df6c7c73c8b8c9b1dd02
[INFO] running `Command { std: "docker" "start" "-a" "808bdf2e8f62f14349b0c8cad8d5cf6eb7b7bc0737a5df6c7c73c8b8c9b1dd02", kill_on_drop: false }`
[INFO] [stderr] warning: elided lifetime has a name
[INFO] [stderr]   --> src/lexer.rs:13:35
[INFO] [stderr]    |
[INFO] [stderr] 12 | impl<'a> Lexer<'a> {
[INFO] [stderr]    |      -- lifetime `'a` declared here
[INFO] [stderr] 13 |     pub fn new(input: &'a str) -> Lexer {
[INFO] [stderr]    |                                   ^^^^^ this elided lifetime gets resolved as `'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(elided_named_lifetimes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `rust-lexer` (bin "rust-lexer" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rust_lexer-45322748c4273d6d)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test parser::tests::test_return_statement ... ok
[INFO] [stdout] test lexer::tests::test_assignment_mixed ... ok
[INFO] [stdout] test lexer::tests::test_next_token_simple ... ok
[INFO] [stdout] test parser::tests::test_let_statement ... ok
[INFO] [stdout] test lexer::tests::test_assignment_mixed_snapshot ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- lexer::tests::test_assignment_mixed_snapshot stdout ----
[INFO] [stdout] ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ Snapshot Summary ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━
[INFO] [stdout] Snapshot file: src/snapshots/rust_lexer__lexer__tests__general.snap
[INFO] [stdout] Snapshot: general
[INFO] [stdout] Source: src/lexer.rs:298
[INFO] [stdout] ────────────────────────────────────────────────────────────────────────────────
[INFO] [stdout] Expression: 
[INFO] [stdout]         let five = 5;
[INFO] [stdout] 
[INFO] [stdout]         let six=6;
[INFO] [stdout]         let msg = "HelloWorld!";
[INFO] [stdout] 
[INFO] [stdout]         // this is a comment
[INFO] [stdout]         let x = five + six;
[INFO] [stdout]         
[INFO] [stdout] ────────────────────────────────────────────────────────────────────────────────
[INFO] [stdout] -old snapshot
[INFO] [stdout] +new results
[INFO] [stdout] ────────────┬───────────────────────────────────────────────────────────────────
[INFO] [stdout]    11    11 │     "literal": "five"
[INFO] [stdout]    12    12 │   },
[INFO] [stdout]    13    13 │   {
[INFO] [stdout]    14    14 │     "kind": "ASSIGN",
[INFO] [stdout]    15       │-    "literal": "="
[INFO] [stdout]          15 │+    "literal": " "
[INFO] [stdout]    16    16 │   },
[INFO] [stdout]    17    17 │   {
[INFO] [stdout]    18    18 │     "kind": {
[INFO] [stdout]    19    19 │       "INT": 5
[INFO] [stdout] ┈┈┈┈┈┈┈┈┈┈┈┈┼┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stdout]    21    21 │     "literal": "5"
[INFO] [stdout]    22    22 │   },
[INFO] [stdout]    23    23 │   {
[INFO] [stdout]    24    24 │     "kind": "SEMICOLON",
[INFO] [stdout]    25       │-    "literal": ";"
[INFO] [stdout]          25 │+    "literal": "\n"
[INFO] [stdout]    26    26 │   },
[INFO] [stdout]    27    27 │   {
[INFO] [stdout]    28    28 │     "kind": "LET",
[INFO] [stdout]    29    29 │     "literal": "let"
[INFO] [stdout] ┈┈┈┈┈┈┈┈┈┈┈┈┼┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stdout]    37    37 │     "literal": "six"
[INFO] [stdout]    38    38 │   },
[INFO] [stdout]    39    39 │   {
[INFO] [stdout]    40    40 │     "kind": "ASSIGN",
[INFO] [stdout]    41       │-    "literal": "="
[INFO] [stdout]          41 │+    "literal": "6"
[INFO] [stdout]    42    42 │   },
[INFO] [stdout]    43    43 │   {
[INFO] [stdout]    44    44 │     "kind": {
[INFO] [stdout]    45    45 │       "INT": 6
[INFO] [stdout] ┈┈┈┈┈┈┈┈┈┈┈┈┼┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stdout]    47    47 │     "literal": "6"
[INFO] [stdout]    48    48 │   },
[INFO] [stdout]    49    49 │   {
[INFO] [stdout]    50    50 │     "kind": "SEMICOLON",
[INFO] [stdout]    51       │-    "literal": ";"
[INFO] [stdout]          51 │+    "literal": "\n"
[INFO] [stdout]    52    52 │   },
[INFO] [stdout]    53    53 │   {
[INFO] [stdout]    54    54 │     "kind": "LET",
[INFO] [stdout]    55    55 │     "literal": "let"
[INFO] [stdout] ┈┈┈┈┈┈┈┈┈┈┈┈┼┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stdout]    63    63 │     "literal": "msg"
[INFO] [stdout]    64    64 │   },
[INFO] [stdout]    65    65 │   {
[INFO] [stdout]    66    66 │     "kind": "ASSIGN",
[INFO] [stdout]    67       │-    "literal": "="
[INFO] [stdout]          67 │+    "literal": " "
[INFO] [stdout]    68    68 │   },
[INFO] [stdout]    69    69 │   {
[INFO] [stdout]    70    70 │     "kind": {
[INFO] [stdout]    71    71 │       "STRING": "HelloWorld!"
[INFO] [stdout] ┈┈┈┈┈┈┈┈┈┈┈┈┼┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stdout]    73    73 │     "literal": "HelloWorld!"
[INFO] [stdout]    74    74 │   },
[INFO] [stdout]    75    75 │   {
[INFO] [stdout]    76    76 │     "kind": "SEMICOLON",
[INFO] [stdout]    77       │-    "literal": ";"
[INFO] [stdout]          77 │+    "literal": "\n"
[INFO] [stdout]    78    78 │   },
[INFO] [stdout]    79    79 │   {
[INFO] [stdout]    80    80 │     "kind": "LET",
[INFO] [stdout]    81    81 │     "literal": "let"
[INFO] [stdout] ┈┈┈┈┈┈┈┈┈┈┈┈┼┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stdout]    89    89 │     "literal": "x"
[INFO] [stdout]    90    90 │   },
[INFO] [stdout]    91    91 │   {
[INFO] [stdout]    92    92 │     "kind": "ASSIGN",
[INFO] [stdout]    93       │-    "literal": "="
[INFO] [stdout]          93 │+    "literal": " "
[INFO] [stdout]    94    94 │   },
[INFO] [stdout]    95    95 │   {
[INFO] [stdout]    96    96 │     "kind": {
[INFO] [stdout]    97    97 │       "IDENTIFIER": {
[INFO] [stdout] ┈┈┈┈┈┈┈┈┈┈┈┈┼┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stdout]   101   101 │     "literal": "five"
[INFO] [stdout]   102   102 │   },
[INFO] [stdout]   103   103 │   {
[INFO] [stdout]   104   104 │     "kind": "PLUS",
[INFO] [stdout]   105       │-    "literal": "+"
[INFO] [stdout]         105 │+    "literal": " "
[INFO] [stdout]   106   106 │   },
[INFO] [stdout]   107   107 │   {
[INFO] [stdout]   108   108 │     "kind": {
[INFO] [stdout]   109   109 │       "IDENTIFIER": {
[INFO] [stdout] ┈┈┈┈┈┈┈┈┈┈┈┈┼┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈┈
[INFO] [stdout]   113   113 │     "literal": "six"
[INFO] [stdout]   114   114 │   },
[INFO] [stdout]   115   115 │   {
[INFO] [stdout]   116   116 │     "kind": "SEMICOLON",
[INFO] [stdout]   117       │-    "literal": ";"
[INFO] [stdout]         117 │+    "literal": "\n"
[INFO] [stdout]   118   118 │   },
[INFO] [stdout]   119   119 │   {
[INFO] [stdout]   120   120 │     "kind": "EOF",
[INFO] [stdout]   121   121 │     "literal": "\u0000"
[INFO] [stdout] ────────────┴───────────────────────────────────────────────────────────────────
[INFO] [stdout] 
[INFO] [stdout] thread 'lexer::tests::test_assignment_mixed_snapshot' panicked at src/lexer.rs:298:9:
[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:     0x628ee76c2b4a - std::backtrace_rs::backtrace::libunwind::trace::hb059275cfc8d6126
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/libunwind.rs:116:5
[INFO] [stdout]    1:     0x628ee76c2b4a - std::backtrace_rs::backtrace::trace_unsynchronized::h2da071e4327ce3ee
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/../../backtrace/src/backtrace/mod.rs:66:5
[INFO] [stdout]    2:     0x628ee76c2b4a - std::sys::backtrace::_print_fmt::h842a1474e6f8d23f
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:66:9
[INFO] [stdout]    3:     0x628ee76c2b4a - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::h71a62eb3b9696b12
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:39:26
[INFO] [stdout]    4:     0x628ee76ed413 - core::fmt::rt::Argument::fmt::hdb6b616786b41dc1
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/rt.rs:177:76
[INFO] [stdout]    5:     0x628ee76ed413 - core::fmt::write::h2cc1698af7e2d686
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/fmt/mod.rs:1440:21
[INFO] [stdout]    6:     0x628ee76bebe3 - std::io::Write::write_fmt::hab1b4cd059a79022
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/io/mod.rs:1887:15
[INFO] [stdout]    7:     0x628ee76c2992 - std::sys::backtrace::BacktraceLock::print::h147fe35b4ea13b08
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:42:9
[INFO] [stdout]    8:     0x628ee76c3f6f - std::panicking::default_hook::{{closure}}::hbd44223dbdc0d208
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:298:22
[INFO] [stdout]    9:     0x628ee76c3d88 - std::panicking::default_hook::h20f81eb0576efcec
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:322:9
[INFO] [stdout]   10:     0x628ee7565263 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hdb53814c496a4d34
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stdout]   11:     0x628ee7565263 - test::test_main::{{closure}}::hc0a4963c59427c24
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:134:21
[INFO] [stdout]   12:     0x628ee76c4a63 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h591b2225413a77e9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2027:9
[INFO] [stdout]   13:     0x628ee76c4a63 - std::panicking::rust_panic_with_hook::h625eea43051b2edc
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:839:13
[INFO] [stdout]   14:     0x628ee76c471a - std::panicking::begin_panic_handler::{{closure}}::h4f9159cfbc3f6bd3
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:704:13
[INFO] [stdout]   15:     0x628ee76c3049 - std::sys::backtrace::__rust_end_short_backtrace::h0390abce48353151
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:168:18
[INFO] [stdout]   16:     0x628ee76c43ad - rust_begin_unwind
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:695:5
[INFO] [stdout]   17:     0x628ee76eb1c0 - core::panicking::panic_fmt::h9e7c637e9e5f29c9
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panicking.rs:75:14
[INFO] [stdout]   18:     0x628ee76eb636 - core::result::unwrap_failed::h7979f09313fe1849
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/result.rs:1704:5
[INFO] [stdout]   19:     0x628ee752273b - core::result::Result<T,E>::unwrap::h12d363f832941b67
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/result.rs:1109:23
[INFO] [stdout]   20:     0x628ee752273b - rust_lexer::lexer::tests::verify_snapshot::hc46a7c3216cbac6f
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lexer.rs:298:9
[INFO] [stdout]   21:     0x628ee7524b0e - rust_lexer::lexer::tests::test_assignment_mixed_snapshot::h2788d5168a900717
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lexer.rs:283:9
[INFO] [stdout]   22:     0x628ee7524aa7 - rust_lexer::lexer::tests::test_assignment_mixed_snapshot::{{closure}}::h813ccfc22523878b
[INFO] [stdout]                                at /opt/rustwide/workdir/src/lexer.rs:271:40
[INFO] [stdout]   23:     0x628ee751c846 - core::ops::function::FnOnce::call_once::hb8d1bb2ad3d8ba59
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   24:     0x628ee756a9bb - core::ops::function::FnOnce::call_once::he27718dfdd183f43
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   25:     0x628ee756a9bb - test::__rust_begin_short_backtrace::h4e84902998457a5d
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:632:18
[INFO] [stdout]   26:     0x628ee75698f3 - test::run_test_in_process::{{closure}}::h7176fd18fc1feca0
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:60
[INFO] [stdout]   27:     0x628ee75698f3 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf79cff2a624d8cf7
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   28:     0x628ee75698f3 - std::panicking::try::do_call::h3da0561d9ab99c25
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   29:     0x628ee75698f3 - std::panicking::try::h41c9fa508bc61df6
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   30:     0x628ee75698f3 - std::panic::catch_unwind::h6b3ff07bb5afad93
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   31:     0x628ee75698f3 - test::run_test_in_process::hc7253dd11b39b9f4
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:655:27
[INFO] [stdout]   32:     0x628ee75698f3 - test::run_test::{{closure}}::hfb2007f8649c30bb
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:576:43
[INFO] [stdout]   33:     0x628ee752c9d5 - test::run_test::{{closure}}::h56a17aa7a282a9f4
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/test/src/lib.rs:606:41
[INFO] [stdout]   34:     0x628ee752c9d5 - std::sys::backtrace::__rust_begin_short_backtrace::hd2d2d2fb8e8c6aac
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/backtrace.rs:152:18
[INFO] [stdout]   35:     0x628ee75302ba - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::h4faa3f9db6133423
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:559:17
[INFO] [stdout]   36:     0x628ee75302ba - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hf2e855a36a4ea846
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/panic/unwind_safe.rs:272:9
[INFO] [stdout]   37:     0x628ee75302ba - std::panicking::try::do_call::h2f73af3616c35465
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:587:40
[INFO] [stdout]   38:     0x628ee75302ba - std::panicking::try::hd1660ce9efadef5a
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panicking.rs:550:19
[INFO] [stdout]   39:     0x628ee75302ba - std::panic::catch_unwind::h5ee8d7823b8ca744
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/panic.rs:358:14
[INFO] [stdout]   40:     0x628ee75302ba - std::thread::Builder::spawn_unchecked_::{{closure}}::h53c3a1894dce8407
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/thread/mod.rs:557:30
[INFO] [stdout]   41:     0x628ee75302ba - core::ops::function::FnOnce::call_once{{vtable.shim}}::h048ce291ad4f62bf
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   42:     0x628ee76c908b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::ha52bedf99a3b4981
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stdout]   43:     0x628ee76c908b - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h567748934d80ccf8
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/alloc/src/boxed.rs:2013:9
[INFO] [stdout]   44:     0x628ee76c908b - std::sys::pal::unix::thread::Thread::new::thread_start::h2d970728ae887adc
[INFO] [stdout]                                at /rustc/6067b36314ab5eb2eb47cecc464545ba58e1ad24/library/std/src/sys/pal/unix/thread.rs:106:17
[INFO] [stdout]   45:     0x7a7bc9cb2ac3 - <unknown>
[INFO] [stdout]   46:     0x7a7bc9d43a04 - clone
[INFO] [stdout]   47:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     lexer::tests::test_assignment_mixed_snapshot
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.77s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--bin rust-lexer`
[INFO] running `Command { std: "docker" "inspect" "808bdf2e8f62f14349b0c8cad8d5cf6eb7b7bc0737a5df6c7c73c8b8c9b1dd02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "808bdf2e8f62f14349b0c8cad8d5cf6eb7b7bc0737a5df6c7c73c8b8c9b1dd02", kill_on_drop: false }`
[INFO] [stdout] 808bdf2e8f62f14349b0c8cad8d5cf6eb7b7bc0737a5df6c7c73c8b8c9b1dd02
