[INFO] cloning repository https://github.com/rudolfschmidt/acc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rudolfschmidt/acc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frudolfschmidt%2Facc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frudolfschmidt%2Facc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fcb0e4d8bb3d795dcfbd57c18831daccd27efd5a
[INFO] testing rudolfschmidt/acc against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frudolfschmidt%2Facc" "/workspace/builds/worker-24/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rudolfschmidt/acc on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rudolfschmidt/acc
[INFO] finished tweaking git repo https://github.com/rudolfschmidt/acc
[INFO] tweaked toml for git repo https://github.com/rudolfschmidt/acc written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] crate git repo https://github.com/rudolfschmidt/acc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 953933564c00ebb7441e6f5cbb703f45d585a6591f7ca6383399cf645be0f617
[INFO] running `Command { std: "docker" "start" "-a" "953933564c00ebb7441e6f5cbb703f45d585a6591f7ca6383399cf645be0f617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "953933564c00ebb7441e6f5cbb703f45d585a6591f7ca6383399cf645be0f617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "953933564c00ebb7441e6f5cbb703f45d585a6591f7ca6383399cf645be0f617", kill_on_drop: false }`
[INFO] [stdout] 953933564c00ebb7441e6f5cbb703f45d585a6591f7ca6383399cf645be0f617
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15c25eb5e6f78ffdb1e6d6f748cd24a50f8bd3f30eaa856e8032e16dac12b0f9
[INFO] running `Command { std: "docker" "start" "-a" "15c25eb5e6f78ffdb1e6d6f748cd24a50f8bd3f30eaa856e8032e16dac12b0f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling num-iter v0.1.41
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling acc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::super::model::Comment`
[INFO] [stdout]  --> src/lib/commands/print/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::super::model::Comment;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `natural`
[INFO] [stdout]   --> src/lib/commands/print/mod.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn print(items: Vec<Item>, natural: bool) -> Result<(), String> {
[INFO] [stdout]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_natural`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expect_next`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:56:15
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub(super) fn expect_next(tokenizer: &mut Tokenizer) -> Result<(), Error> {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_any_char`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:80:15
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub(super) fn is_any_char(tokenizer: &Tokenizer) -> bool {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_char`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:87:15
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub(super) fn is_char(tokenizer: &Tokenizer, char: char) -> bool {
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::super::model::Comment`
[INFO] [stdout]  --> src/lib/commands/print/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::super::model::Comment;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `natural`
[INFO] [stdout]   --> src/lib/commands/print/mod.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn print(items: Vec<Item>, natural: bool) -> Result<(), String> {
[INFO] [stdout]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_natural`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Total`
[INFO] [stdout]   --> src/lib/model.rs:44:2
[INFO] [stdout]    |
[INFO] [stdout] 44 |     Total(MixedAmount),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Costs` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/lib/model.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[derive(Debug, Clone)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expect_next`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:56:15
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub(super) fn expect_next(tokenizer: &mut Tokenizer) -> Result<(), Error> {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_any_char`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:80:15
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub(super) fn is_any_char(tokenizer: &Tokenizer) -> bool {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_char`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:87:15
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub(super) fn is_char(tokenizer: &Tokenizer, char: char) -> bool {
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.07s
[INFO] running `Command { std: "docker" "inspect" "15c25eb5e6f78ffdb1e6d6f748cd24a50f8bd3f30eaa856e8032e16dac12b0f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15c25eb5e6f78ffdb1e6d6f748cd24a50f8bd3f30eaa856e8032e16dac12b0f9", kill_on_drop: false }`
[INFO] [stdout] 15c25eb5e6f78ffdb1e6d6f748cd24a50f8bd3f30eaa856e8032e16dac12b0f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a34b3ab324abb4e0875c8a6a6ff1722f3eae0c5d253799137c074afae14a445c
[INFO] running `Command { std: "docker" "start" "-a" "a34b3ab324abb4e0875c8a6a6ff1722f3eae0c5d253799137c074afae14a445c", kill_on_drop: false }`
[INFO] [stderr]    Compiling acc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `super::super::model::Comment`
[INFO] [stdout]  --> src/lib/commands/print/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::super::model::Comment;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `natural`
[INFO] [stdout]   --> src/lib/commands/print/mod.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn print(items: Vec<Item>, natural: bool) -> Result<(), String> {
[INFO] [stdout]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_natural`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expect_next`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:56:15
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub(super) fn expect_next(tokenizer: &mut Tokenizer) -> Result<(), Error> {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_any_char`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:80:15
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub(super) fn is_any_char(tokenizer: &Tokenizer) -> bool {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_char`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:87:15
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub(super) fn is_char(tokenizer: &Tokenizer, char: char) -> bool {
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::super::model::Comment`
[INFO] [stdout]  --> src/lib/commands/print/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::super::model::Comment;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::super::model::Comment`
[INFO] [stdout]  --> src/lib/commands/print/mod.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use super::super::model::Comment;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `natural`
[INFO] [stdout]   --> src/lib/commands/print/mod.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn print(items: Vec<Item>, natural: bool) -> Result<(), String> {
[INFO] [stdout]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_natural`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `natural`
[INFO] [stdout]   --> src/lib/commands/print/mod.rs:21:28
[INFO] [stdout]    |
[INFO] [stdout] 21 | fn print(items: Vec<Item>, natural: bool) -> Result<(), String> {
[INFO] [stdout]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_natural`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `Total`
[INFO] [stdout]   --> src/lib/model.rs:44:2
[INFO] [stdout]    |
[INFO] [stdout] 44 |     Total(MixedAmount),
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] note: `Costs` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   --> src/lib/model.rs:42:10
[INFO] [stdout]    |
[INFO] [stdout] 42 | #[derive(Debug, Clone)]
[INFO] [stdout]    |          ^^^^^  ^^^^^
[INFO] [stdout]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expect_next`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:56:15
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub(super) fn expect_next(tokenizer: &mut Tokenizer) -> Result<(), Error> {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_any_char`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:80:15
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub(super) fn is_any_char(tokenizer: &Tokenizer) -> bool {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_char`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:87:15
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub(super) fn is_char(tokenizer: &Tokenizer, char: char) -> bool {
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `expect_next`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:56:15
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub(super) fn expect_next(tokenizer: &mut Tokenizer) -> Result<(), Error> {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_any_char`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:80:15
[INFO] [stdout]    |
[INFO] [stdout] 80 | pub(super) fn is_any_char(tokenizer: &Tokenizer) -> bool {
[INFO] [stdout]    |               ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `is_char`
[INFO] [stdout]   --> src/lib/parsers/tokenizer/chars.rs:87:15
[INFO] [stdout]    |
[INFO] [stdout] 87 | pub(super) fn is_char(tokenizer: &Tokenizer, char: char) -> bool {
[INFO] [stdout]    |               ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] [stderr]   Executable unittests src/lib/mod.rs (/opt/rustwide/target/debug/deps/acc-a049aee345f82c4e)
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/acc-25d7dc4deda448e6)
[INFO] running `Command { std: "docker" "inspect" "a34b3ab324abb4e0875c8a6a6ff1722f3eae0c5d253799137c074afae14a445c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a34b3ab324abb4e0875c8a6a6ff1722f3eae0c5d253799137c074afae14a445c", kill_on_drop: false }`
[INFO] [stdout] a34b3ab324abb4e0875c8a6a6ff1722f3eae0c5d253799137c074afae14a445c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] da6beb1a3a234e8837770c87fcee4564439da811c4fdb0673f124a1343d55724
[INFO] running `Command { std: "docker" "start" "-a" "da6beb1a3a234e8837770c87fcee4564439da811c4fdb0673f124a1343d55724", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `super::super::model::Comment`
[INFO] [stderr]  --> src/lib/commands/print/mod.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use super::super::model::Comment;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `natural`
[INFO] [stderr]   --> src/lib/commands/print/mod.rs:21:28
[INFO] [stderr]    |
[INFO] [stderr] 21 | fn print(items: Vec<Item>, natural: bool) -> Result<(), String> {
[INFO] [stderr]    |                            ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_natural`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expect_next`
[INFO] [stderr]   --> src/lib/parsers/tokenizer/chars.rs:56:15
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub(super) fn expect_next(tokenizer: &mut Tokenizer) -> Result<(), Error> {
[INFO] [stderr]    |               ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_any_char`
[INFO] [stderr]   --> src/lib/parsers/tokenizer/chars.rs:80:15
[INFO] [stderr]    |
[INFO] [stderr] 80 | pub(super) fn is_any_char(tokenizer: &Tokenizer) -> bool {
[INFO] [stderr]    |               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `is_char`
[INFO] [stderr]   --> src/lib/parsers/tokenizer/chars.rs:87:15
[INFO] [stderr]    |
[INFO] [stderr] 87 | pub(super) fn is_char(tokenizer: &Tokenizer, char: char) -> bool {
[INFO] [stderr]    |               ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `acc` (lib) generated 5 warnings
[INFO] [stderr] warning: `acc` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr] warning: variant is never constructed: `Total`
[INFO] [stderr]   --> src/lib/model.rs:44:2
[INFO] [stderr]    |
[INFO] [stderr] 44 |     Total(MixedAmount),
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] note: `Costs` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]   --> src/lib/model.rs:42:10
[INFO] [stderr]    |
[INFO] [stderr] 42 | #[derive(Debug, Clone)]
[INFO] [stderr]    |          ^^^^^  ^^^^^
[INFO] [stderr]    = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `expect_next`
[INFO] [stderr]   --> src/lib/parsers/tokenizer/chars.rs:56:15
[INFO] [stderr]    |
[INFO] [stderr] 56 | pub(super) fn expect_next(tokenizer: &mut Tokenizer) -> Result<(), Error> {
[INFO] [stderr]    |               ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `acc` (bin "acc" test) generated 6 warnings (4 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib/mod.rs (/opt/rustwide/target/debug/deps/acc-a049aee345f82c4e)
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/acc-25d7dc4deda448e6)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests acc
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "da6beb1a3a234e8837770c87fcee4564439da811c4fdb0673f124a1343d55724", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "da6beb1a3a234e8837770c87fcee4564439da811c4fdb0673f124a1343d55724", kill_on_drop: false }`
[INFO] [stdout] da6beb1a3a234e8837770c87fcee4564439da811c4fdb0673f124a1343d55724