[INFO] fetching crate toolbelt_a_pm 0.1.0...
[INFO] building toolbelt_a_pm-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate toolbelt_a_pm 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate toolbelt_a_pm 0.1.0
[INFO] finished tweaking crates.io crate toolbelt_a_pm 0.1.0
[INFO] tweaked toml for crates.io crate toolbelt_a_pm 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate toolbelt_a_pm 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate toolbelt_a_pm 0.1.0 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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 632189fbaa306c213800b6f58aa88fc73e7dfdf7200b97bbdd27a02e5c679fee
[INFO] running `Command { std: "docker" "start" "-a" "632189fbaa306c213800b6f58aa88fc73e7dfdf7200b97bbdd27a02e5c679fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "632189fbaa306c213800b6f58aa88fc73e7dfdf7200b97bbdd27a02e5c679fee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "632189fbaa306c213800b6f58aa88fc73e7dfdf7200b97bbdd27a02e5c679fee", kill_on_drop: false }`
[INFO] [stdout] 632189fbaa306c213800b6f58aa88fc73e7dfdf7200b97bbdd27a02e5c679fee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 17992dcc97b01b508f4e94838b58333a61ab1aef2c5d6c7d9885f8be7accb274
[INFO] running `Command { std: "docker" "start" "-a" "17992dcc97b01b508f4e94838b58333a61ab1aef2c5d6c7d9885f8be7accb274", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling toolbelt_a_pm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Comprehension` is never constructed
[INFO] [stdout]   --> src/comp.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(super) struct Comprehension {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ForIfClause` is never constructed
[INFO] [stdout]   --> src/comp.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | struct ForIfClause {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Condition` is never constructed
[INFO] [stdout]   --> src/comp.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | struct Condition(Expr);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_zero_or_more` is never used
[INFO] [stdout]    --> src/comp.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn parse_zero_or_more<T: Parse>(input: ParseStream) -> Vec<T> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.93s
[INFO] running `Command { std: "docker" "inspect" "17992dcc97b01b508f4e94838b58333a61ab1aef2c5d6c7d9885f8be7accb274", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17992dcc97b01b508f4e94838b58333a61ab1aef2c5d6c7d9885f8be7accb274", kill_on_drop: false }`
[INFO] [stdout] 17992dcc97b01b508f4e94838b58333a61ab1aef2c5d6c7d9885f8be7accb274
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e6374581aeacad4dd9809e7534bfae45baac3f3c1b58bdfbed1208d0ddbaea61
[INFO] running `Command { std: "docker" "start" "-a" "e6374581aeacad4dd9809e7534bfae45baac3f3c1b58bdfbed1208d0ddbaea61", kill_on_drop: false }`
[INFO] [stderr]    Compiling toolbelt_a_pm v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `Comprehension` is never constructed
[INFO] [stdout]   --> src/comp.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(super) struct Comprehension {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ForIfClause` is never constructed
[INFO] [stdout]   --> src/comp.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | struct ForIfClause {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Condition` is never constructed
[INFO] [stdout]   --> src/comp.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | struct Condition(Expr);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_zero_or_more` is never used
[INFO] [stdout]    --> src/comp.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn parse_zero_or_more<T: Parse>(input: ParseStream) -> Vec<T> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Comprehension` is never constructed
[INFO] [stdout]   --> src/comp.rs:15:19
[INFO] [stdout]    |
[INFO] [stdout] 15 | pub(super) struct Comprehension {
[INFO] [stdout]    |                   ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ForIfClause` is never constructed
[INFO] [stdout]   --> src/comp.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 68 | struct ForIfClause {
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `Condition` is never constructed
[INFO] [stdout]   --> src/comp.rs:89:8
[INFO] [stdout]    |
[INFO] [stdout] 89 | struct Condition(Expr);
[INFO] [stdout]    |        ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `parse_zero_or_more` is never used
[INFO] [stdout]    --> src/comp.rs:104:4
[INFO] [stdout]     |
[INFO] [stdout] 104 | fn parse_zero_or_more<T: Parse>(input: ParseStream) -> Vec<T> {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "e6374581aeacad4dd9809e7534bfae45baac3f3c1b58bdfbed1208d0ddbaea61", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e6374581aeacad4dd9809e7534bfae45baac3f3c1b58bdfbed1208d0ddbaea61", kill_on_drop: false }`
[INFO] [stdout] e6374581aeacad4dd9809e7534bfae45baac3f3c1b58bdfbed1208d0ddbaea61