[INFO] cloning repository https://github.com/Altair-Bueno/cw
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Altair-Bueno/cw" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAltair-Bueno%2Fcw", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAltair-Bueno%2Fcw'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 24bc0c1481726f6b62fd5b2c67509a82f4b4c837
[INFO] testing Altair-Bueno/cw against master#1ef7943ee607160a564655b6596f83670ef95df5 for pr-146098-6
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FAltair-Bueno%2Fcw" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Altair-Bueno/cw
[INFO] finished tweaking git repo https://github.com/Altair-Bueno/cw
[INFO] tweaked toml for git repo https://github.com/Altair-Bueno/cw written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Altair-Bueno/cw on toolchain 1ef7943ee607160a564655b6596f83670ef95df5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Altair-Bueno/cw 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" "+1ef7943ee607160a564655b6596f83670ef95df5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-complex v0.1.43
[INFO] [stderr]   Downloaded mimalloc v0.1.29
[INFO] [stderr]   Downloaded plotters-svg v0.3.2
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[INFO] [stderr]   Downloaded serde_json v1.0.82
[INFO] [stderr]   Downloaded num-bigint v0.1.44
[INFO] [stderr]   Downloaded cbindgen v0.24.3
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[INFO] [stderr]   Downloaded speculoos v0.9.0
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[INFO] [stderr]   Downloaded csv v1.1.6
[INFO] [stderr]   Downloaded libmimalloc-sys v0.1.25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1ef7943ee607160a564655b6596f83670ef95df5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 933f049b7f08f15127fa1043519708380b03a7658d5da73d8ced197a5a2192aa
[INFO] running `Command { std: "docker" "start" "-a" "933f049b7f08f15127fa1043519708380b03a7658d5da73d8ced197a5a2192aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "933f049b7f08f15127fa1043519708380b03a7658d5da73d8ced197a5a2192aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "933f049b7f08f15127fa1043519708380b03a7658d5da73d8ced197a5a2192aa", kill_on_drop: false }`
[INFO] [stdout] 933f049b7f08f15127fa1043519708380b03a7658d5da73d8ced197a5a2192aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1ef7943ee607160a564655b6596f83670ef95df5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4880e3aa571584d5a1505630056f2026e3b9b71b123291714b772785955dbaa8
[INFO] running `Command { std: "docker" "start" "-a" "4880e3aa571584d5a1505630056f2026e3b9b71b123291714b772785955dbaa8", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.42
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.2
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling serde_derive v1.0.140
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling serde v1.0.140
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling os_str_bytes v6.2.0
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling cbindgen v0.24.3
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling tokio v1.20.1
[INFO] [stderr]    Compiling bytecount v0.6.3
[INFO] [stderr]    Compiling bytes v1.2.0
[INFO] [stderr]    Compiling clap_lex v0.2.4
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling async-trait v0.1.56
[INFO] [stderr]    Compiling terminal_size v0.1.17
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]    Compiling maybe-async v0.2.6
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling clap v3.2.15
[INFO] [stderr]    Compiling clap_complete v3.2.3
[INFO] [stderr]    Compiling tokio-stream v0.1.9
[INFO] [stderr]    Compiling toml v0.5.9
[INFO] [stderr]    Compiling libcw v4.0.0 (/opt/rustwide/workdir/crates/libcw)
[INFO] [stdout] warning: field `byte_count` is never read
[INFO] [stdout]  --> crates/libcw/src/state/bytes_state.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub struct BytesState {
[INFO] [stdout]   |            ---------- field in this struct
[INFO] [stdout] 7 |     byte_count: usize,
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `BytesState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `count` is never used
[INFO] [stdout]   --> crates/libcw/src/state/bytes_state.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl BytesState {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn count(self, tape: &[u8]) -> Self {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `expect` and `num_chars` are never read
[INFO] [stdout]  --> crates/libcw/src/state/chars_state.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub struct CharState {
[INFO] [stdout]   |            --------- fields in this struct
[INFO] [stdout] 5 |     expect: usize,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout] 6 |     num_chars: usize,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `CharState` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `compute` and `utf16_decoder` are never used
[INFO] [stdout]   --> crates/libcw/src/state/chars_state.rs:14:8
[INFO] [stdout]    |
[INFO] [stdout]  9 | impl CharState {
[INFO] [stdout]    | -------------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 14 |     fn compute(self, tape: &[u8], decoder: fn(u8) -> usize) -> CharState {
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 25 |     fn utf16_decoder(n: u8) -> usize {
[INFO] [stdout]    |        ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `line_count` and `linebreak` are never read
[INFO] [stdout]   --> crates/libcw/src/state/lines_state.rs:9:5
[INFO] [stdout]    |
[INFO] [stdout]  8 | pub struct LinesState {
[INFO] [stdout]    |            ---------- fields in this struct
[INFO] [stdout]  9 |     line_count: usize,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 10 |     linebreak: LineBreak,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `LinesState` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `max_length_found`, `linebreak`, and `char_state` are never read
[INFO] [stdout]   --> crates/libcw/src/state/max_length.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout]  9 | pub struct MaxLengthState {
[INFO] [stdout]    |            -------------- fields in this struct
[INFO] [stdout] 10 |     max_length_found: usize,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 13 |     linebreak: LineBreak,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout] 14 |     char_state: CharState,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `MaxLengthState` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `Compute` is never used
[INFO] [stdout]  --> crates/libcw/src/state/traits/compute.rs:6:11
[INFO] [stdout]   |
[INFO] [stdout] 6 | pub trait Compute {
[INFO] [stdout]   |           ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `PartialState` is never used
[INFO] [stdout]  --> crates/libcw/src/state/traits/partial_state.rs:4:11
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub trait PartialState {
[INFO] [stdout]   |           ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `wordcount` and `onword` are never read
[INFO] [stdout]  --> crates/libcw/src/state/words_state.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct WordsState {
[INFO] [stdout]   |            ---------- fields in this struct
[INFO] [stdout] 6 |     wordcount: usize,
[INFO] [stdout]   |     ^^^^^^^^^
[INFO] [stdout] 7 |     onword: bool,
[INFO] [stdout]   |     ^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `WordsState` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `compute_char` is never used
[INFO] [stdout]   --> crates/libcw/src/state/words_state.rs:15:8
[INFO] [stdout]    |
[INFO] [stdout] 10 | impl WordsState {
[INFO] [stdout]    | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 15 |     fn compute_char(self, n: &u8) -> WordsState {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling cw v4.0.0 (/opt/rustwide/workdir/crates/cw)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.46s
[INFO] running `Command { std: "docker" "inspect" "4880e3aa571584d5a1505630056f2026e3b9b71b123291714b772785955dbaa8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4880e3aa571584d5a1505630056f2026e3b9b71b123291714b772785955dbaa8", kill_on_drop: false }`
[INFO] [stdout] 4880e3aa571584d5a1505630056f2026e3b9b71b123291714b772785955dbaa8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1ef7943ee607160a564655b6596f83670ef95df5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2458b932f6b8397094456a1b234808ce941bae27e4f236e1d643b2812396c6ee
[INFO] running `Command { std: "docker" "start" "-a" "2458b932f6b8397094456a1b234808ce941bae27e4f236e1d643b2812396c6ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling semver v1.0.12
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.10
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling either v1.7.0
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]    Compiling plotters-backend v0.3.4
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stdout] error[E0310]: the parameter type `T` may not live long enough
[INFO] [stdout]     --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rustc-serialize-0.3.24/src/serialize.rs:1155:5
[INFO] [stdout]      |
[INFO] [stdout] 1155 |     fn decode<D: Decoder>(d: &mut D) -> Result<Cow<'static, T>, D::Error> {
[INFO] [stdout]      |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |     |
[INFO] [stdout]      |     the parameter type `T` must be valid for the static lifetime...
[INFO] [stdout]      |     ...so that the type `T` will meet its required lifetime bounds...
[INFO] [stdout]      |
[INFO] [stdout] note: ...that is required by this bound
[INFO] [stdout]     --> /rustc/1ef7943ee607160a564655b6596f83670ef95df5/library/alloc/src/borrow.rs:182:30
[INFO] [stdout] help: consider adding an explicit lifetime bound
[INFO] [stdout]      |
[INFO] [stdout] 1151 | impl<'a, T: ?Sized + 'static> Decodable for Cow<'a, T>
[INFO] [stdout]      |                    +++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling plotters-svg v0.3.2
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling crossbeam-channel v0.5.6
[INFO] [stderr]    Compiling itoa v0.4.8
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling futures-timer v3.0.2
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling rstest_macros v0.14.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.2
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling plotters v0.3.2
[INFO] [stdout] For more information about this error, try `rustc --explain E0310`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustc-serialize` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2458b932f6b8397094456a1b234808ce941bae27e4f236e1d643b2812396c6ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2458b932f6b8397094456a1b234808ce941bae27e4f236e1d643b2812396c6ee", kill_on_drop: false }`
[INFO] [stdout] 2458b932f6b8397094456a1b234808ce941bae27e4f236e1d643b2812396c6ee
