[INFO] fetching crate cosmoline 0.1.1...
[INFO] testing cosmoline-0.1.1 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate cosmoline 0.1.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate cosmoline 0.1.1 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cosmoline 0.1.1
[INFO] finished tweaking crates.io crate cosmoline 0.1.1
[INFO] tweaked toml for crates.io crate cosmoline 0.1.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate cosmoline 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded handlebars v4.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 01fb8d5c6e3441ecc580ec45325817efb0635bc4f5298a018ab2bddb9147fb31
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "01fb8d5c6e3441ecc580ec45325817efb0635bc4f5298a018ab2bddb9147fb31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "01fb8d5c6e3441ecc580ec45325817efb0635bc4f5298a018ab2bddb9147fb31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01fb8d5c6e3441ecc580ec45325817efb0635bc4f5298a018ab2bddb9147fb31", kill_on_drop: false }`
[INFO] [stdout] 01fb8d5c6e3441ecc580ec45325817efb0635bc4f5298a018ab2bddb9147fb31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 675fb70adedc065fc2f1aedfeb5ea719534098724ba113a130aeb8a5a686848b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "675fb70adedc065fc2f1aedfeb5ea719534098724ba113a130aeb8a5a686848b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling semver v1.0.3
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling rustc-demangle v0.1.20
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling handlebars v4.1.0
[INFO] [stderr]    Compiling cosmoline v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `line_start`
[INFO] [stdout]   --> src/coverage_data.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub line_start: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column_start`
[INFO] [stdout]   --> src/coverage_data.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub column_start: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_end`
[INFO] [stdout]   --> src/coverage_data.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub line_end: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column_end`
[INFO] [stdout]   --> src/coverage_data.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub column_end: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `execution_count`
[INFO] [stdout]   --> src/coverage_data.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub execution_count: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `false_execution_count`
[INFO] [stdout]   --> src/coverage_data.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub false_execution_count: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_id`
[INFO] [stdout]   --> src/coverage_data.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub file_id: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `expanded_file_id`
[INFO] [stdout]   --> src/coverage_data.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub expanded_file_id: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `region_kind`
[INFO] [stdout]   --> src/coverage_data.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub region_kind: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `branches`
[INFO] [stdout]   --> src/coverage_data.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub branches: Vec<FileBranch>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `expansions`
[INFO] [stdout]   --> src/coverage_data.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub expansions: Vec<FileExpansion<'a>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `branches`
[INFO] [stdout]   --> src/coverage_data.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub branches: Summary,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `instantiations`
[INFO] [stdout]   --> src/coverage_data.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub instantiations: Summary,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `regions`
[INFO] [stdout]   --> src/coverage_data.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub regions: Summary,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `filenames`
[INFO] [stdout]   --> src/coverage_data.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub filenames: Vec<&'a str>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `has_count`
[INFO] [stdout]   --> src/coverage_data.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub has_count: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_gap_region`
[INFO] [stdout]   --> src/coverage_data.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub is_gap_region: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `regions`
[INFO] [stdout]   --> src/coverage_data.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub regions: Vec<Region>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_start`
[INFO] [stdout]   --> src/coverage_data.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub line_start: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column_start`
[INFO] [stdout]   --> src/coverage_data.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub column_start: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_end`
[INFO] [stdout]   --> src/coverage_data.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub line_end: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column_end`
[INFO] [stdout]   --> src/coverage_data.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub column_end: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `execution_count`
[INFO] [stdout]   --> src/coverage_data.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub execution_count: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_id`
[INFO] [stdout]   --> src/coverage_data.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub file_id: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `expanded_file_id`
[INFO] [stdout]   --> src/coverage_data.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub expanded_file_id: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `region_kind`
[INFO] [stdout]   --> src/coverage_data.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub region_kind: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `not_covered`
[INFO] [stdout]   --> src/coverage_data.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub not_covered: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `report_type`
[INFO] [stdout]    --> src/coverage_data.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub report_type: &'a str,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]    --> src/coverage_data.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub version: semver::Version,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 22s
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "675fb70adedc065fc2f1aedfeb5ea719534098724ba113a130aeb8a5a686848b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "675fb70adedc065fc2f1aedfeb5ea719534098724ba113a130aeb8a5a686848b", kill_on_drop: false }`
[INFO] [stdout] 675fb70adedc065fc2f1aedfeb5ea719534098724ba113a130aeb8a5a686848b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c58a22733eafb0df9bf6a92dc7aee26b945f77b75d537b35b5adeb2df0226e79
[INFO] running `Command { std: "docker" "start" "-a" "c58a22733eafb0df9bf6a92dc7aee26b945f77b75d537b35b5adeb2df0226e79", kill_on_drop: false }`
[INFO] [stderr]    Compiling cosmoline v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `line_start`
[INFO] [stdout]   --> src/coverage_data.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub line_start: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column_start`
[INFO] [stdout]   --> src/coverage_data.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     pub column_start: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_end`
[INFO] [stdout]   --> src/coverage_data.rs:25:5
[INFO] [stdout]    |
[INFO] [stdout] 25 |     pub line_end: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column_end`
[INFO] [stdout]   --> src/coverage_data.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 26 |     pub column_end: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `execution_count`
[INFO] [stdout]   --> src/coverage_data.rs:27:5
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub execution_count: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `false_execution_count`
[INFO] [stdout]   --> src/coverage_data.rs:28:5
[INFO] [stdout]    |
[INFO] [stdout] 28 |     pub false_execution_count: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_id`
[INFO] [stdout]   --> src/coverage_data.rs:29:5
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub file_id: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `expanded_file_id`
[INFO] [stdout]   --> src/coverage_data.rs:30:5
[INFO] [stdout]    |
[INFO] [stdout] 30 |     pub expanded_file_id: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `region_kind`
[INFO] [stdout]   --> src/coverage_data.rs:31:5
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub region_kind: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `branches`
[INFO] [stdout]   --> src/coverage_data.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 36 |     pub branches: Vec<FileBranch>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `expansions`
[INFO] [stdout]   --> src/coverage_data.rs:37:5
[INFO] [stdout]    |
[INFO] [stdout] 37 |     pub expansions: Vec<FileExpansion<'a>>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `branches`
[INFO] [stdout]   --> src/coverage_data.rs:45:5
[INFO] [stdout]    |
[INFO] [stdout] 45 |     pub branches: Summary,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `instantiations`
[INFO] [stdout]   --> src/coverage_data.rs:47:5
[INFO] [stdout]    |
[INFO] [stdout] 47 |     pub instantiations: Summary,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `regions`
[INFO] [stdout]   --> src/coverage_data.rs:49:5
[INFO] [stdout]    |
[INFO] [stdout] 49 |     pub regions: Summary,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `filenames`
[INFO] [stdout]   --> src/coverage_data.rs:55:5
[INFO] [stdout]    |
[INFO] [stdout] 55 |     pub filenames: Vec<&'a str>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `has_count`
[INFO] [stdout]   --> src/coverage_data.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     pub has_count: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `is_gap_region`
[INFO] [stdout]   --> src/coverage_data.rs:65:5
[INFO] [stdout]    |
[INFO] [stdout] 65 |     pub is_gap_region: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `regions`
[INFO] [stdout]   --> src/coverage_data.rs:74:5
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub regions: Vec<Region>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_start`
[INFO] [stdout]   --> src/coverage_data.rs:82:5
[INFO] [stdout]    |
[INFO] [stdout] 82 |     pub line_start: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column_start`
[INFO] [stdout]   --> src/coverage_data.rs:83:5
[INFO] [stdout]    |
[INFO] [stdout] 83 |     pub column_start: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `line_end`
[INFO] [stdout]   --> src/coverage_data.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     pub line_end: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `column_end`
[INFO] [stdout]   --> src/coverage_data.rs:85:5
[INFO] [stdout]    |
[INFO] [stdout] 85 |     pub column_end: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `execution_count`
[INFO] [stdout]   --> src/coverage_data.rs:86:5
[INFO] [stdout]    |
[INFO] [stdout] 86 |     pub execution_count: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `file_id`
[INFO] [stdout]   --> src/coverage_data.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     pub file_id: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `expanded_file_id`
[INFO] [stdout]   --> src/coverage_data.rs:88:5
[INFO] [stdout]    |
[INFO] [stdout] 88 |     pub expanded_file_id: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `region_kind`
[INFO] [stdout]   --> src/coverage_data.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub region_kind: i64,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `not_covered`
[INFO] [stdout]   --> src/coverage_data.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     pub not_covered: Option<u64>,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `report_type`
[INFO] [stdout]    --> src/coverage_data.rs:104:5
[INFO] [stdout]     |
[INFO] [stdout] 104 |     pub report_type: &'a str,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `version`
[INFO] [stdout]    --> src/coverage_data.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     pub version: semver::Version,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 29 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "c58a22733eafb0df9bf6a92dc7aee26b945f77b75d537b35b5adeb2df0226e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c58a22733eafb0df9bf6a92dc7aee26b945f77b75d537b35b5adeb2df0226e79", kill_on_drop: false }`
[INFO] [stdout] c58a22733eafb0df9bf6a92dc7aee26b945f77b75d537b35b5adeb2df0226e79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eb233ab23c5ec67eba6a1b92f7eb8d77c38ade5f641bed1e4e1e2a84b8af7641
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eb233ab23c5ec67eba6a1b92f7eb8d77c38ade5f641bed1e4e1e2a84b8af7641", kill_on_drop: false }`
[INFO] [stderr] warning: field is never read: `line_start`
[INFO] [stderr]   --> src/coverage_data.rs:23:5
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub line_start: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `column_start`
[INFO] [stderr]   --> src/coverage_data.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     pub column_start: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `line_end`
[INFO] [stderr]   --> src/coverage_data.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub line_end: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `column_end`
[INFO] [stderr]   --> src/coverage_data.rs:26:5
[INFO] [stderr]    |
[INFO] [stderr] 26 |     pub column_end: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `execution_count`
[INFO] [stderr]   --> src/coverage_data.rs:27:5
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub execution_count: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `false_execution_count`
[INFO] [stderr]   --> src/coverage_data.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     pub false_execution_count: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `file_id`
[INFO] [stderr]   --> src/coverage_data.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub file_id: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `expanded_file_id`
[INFO] [stderr]   --> src/coverage_data.rs:30:5
[INFO] [stderr]    |
[INFO] [stderr] 30 |     pub expanded_file_id: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `region_kind`
[INFO] [stderr]   --> src/coverage_data.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub region_kind: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `branches`
[INFO] [stderr]   --> src/coverage_data.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub branches: Vec<FileBranch>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `expansions`
[INFO] [stderr]   --> src/coverage_data.rs:37:5
[INFO] [stderr]    |
[INFO] [stderr] 37 |     pub expansions: Vec<FileExpansion<'a>>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `branches`
[INFO] [stderr]   --> src/coverage_data.rs:45:5
[INFO] [stderr]    |
[INFO] [stderr] 45 |     pub branches: Summary,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `instantiations`
[INFO] [stderr]   --> src/coverage_data.rs:47:5
[INFO] [stderr]    |
[INFO] [stderr] 47 |     pub instantiations: Summary,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `regions`
[INFO] [stderr]   --> src/coverage_data.rs:49:5
[INFO] [stderr]    |
[INFO] [stderr] 49 |     pub regions: Summary,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `filenames`
[INFO] [stderr]   --> src/coverage_data.rs:55:5
[INFO] [stderr]    |
[INFO] [stderr] 55 |     pub filenames: Vec<&'a str>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `has_count`
[INFO] [stderr]   --> src/coverage_data.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     pub has_count: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `is_gap_region`
[INFO] [stderr]   --> src/coverage_data.rs:65:5
[INFO] [stderr]    |
[INFO] [stderr] 65 |     pub is_gap_region: bool,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `regions`
[INFO] [stderr]   --> src/coverage_data.rs:74:5
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub regions: Vec<Region>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `line_start`
[INFO] [stderr]   --> src/coverage_data.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     pub line_start: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `column_start`
[INFO] [stderr]   --> src/coverage_data.rs:83:5
[INFO] [stderr]    |
[INFO] [stderr] 83 |     pub column_start: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `line_end`
[INFO] [stderr]   --> src/coverage_data.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     pub line_end: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `column_end`
[INFO] [stderr]   --> src/coverage_data.rs:85:5
[INFO] [stderr]    |
[INFO] [stderr] 85 |     pub column_end: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `execution_count`
[INFO] [stderr]   --> src/coverage_data.rs:86:5
[INFO] [stderr]    |
[INFO] [stderr] 86 |     pub execution_count: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `file_id`
[INFO] [stderr]   --> src/coverage_data.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     pub file_id: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `expanded_file_id`
[INFO] [stderr]   --> src/coverage_data.rs:88:5
[INFO] [stderr]    |
[INFO] [stderr] 88 |     pub expanded_file_id: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `region_kind`
[INFO] [stderr]   --> src/coverage_data.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub region_kind: i64,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `not_covered`
[INFO] [stderr]   --> src/coverage_data.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     pub not_covered: Option<u64>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `report_type`
[INFO] [stderr]    --> src/coverage_data.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     pub report_type: &'a str,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `version`
[INFO] [stderr]    --> src/coverage_data.rs:107:5
[INFO] [stderr]     |
[INFO] [stderr] 107 |     pub version: semver::Version,
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `cosmoline` (bin "cosmoline" test) generated 29 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/cosmoline-dcb6f51a4c62a8ab)
[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] running `Command { std: "docker" "inspect" "eb233ab23c5ec67eba6a1b92f7eb8d77c38ade5f641bed1e4e1e2a84b8af7641", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb233ab23c5ec67eba6a1b92f7eb8d77c38ade5f641bed1e4e1e2a84b8af7641", kill_on_drop: false }`
[INFO] [stdout] eb233ab23c5ec67eba6a1b92f7eb8d77c38ade5f641bed1e4e1e2a84b8af7641